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8074671: Nashorn Parser API

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Reviewed-by: darcy, forax, attila, hannesw
This commit is contained in:
Athijegannathan Sundararajan 2015-03-09 20:14:10 +05:30
parent d6aef89288
commit 0ed9eb856c
174 changed files with 17893 additions and 317 deletions
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22
nashorn/make/build.xml
View File

@ -98,7 +98,7 @@
<fail message="Unsupported Java version: ${ant.java.version}. Please use Java version 1.8 or greater." unless="jdk1.8+">
</fail>
</target>
<target name="init" depends="check-ant-version, check-java-version, init-conditions, init-cc">
<!-- extends jvm args -->
<property name="run.test.jvmargs" value="${run.test.jvmargs.main} ${run.test.cc.jvmargs} ${jfr.options}"/>
@ -209,7 +209,7 @@
</target>
<target name="javadoc" depends="jar">
<javadoc destdir="${dist.javadoc.dir}" use="yes" overview="${src.dir}/overview.html"
<javadoc destdir="${dist.javadoc.dir}" use="yes" overview="${src.dir}/overview.html"
extdirs="${nashorn.ext.path}" windowtitle="${nashorn.product.name} ${nashorn.version}"
additionalparam="-quiet" failonerror="true">
<classpath>
@ -227,7 +227,7 @@
<!-- generate javadoc only for nashorn extension api classes -->
<target name="javadocapi" depends="jar">
<javadoc destdir="${dist.javadoc.dir}" use="yes" extdirs="${nashorn.ext.path}"
<javadoc destdir="${dist.javadoc.dir}" use="yes" extdirs="${nashorn.ext.path}"
windowtitle="${nashorn.product.name}" additionalparam="-quiet" failonerror="true">
<classpath>
<pathelement location="${build.classes.dir}"/>
@ -314,6 +314,15 @@ grant codeBase "file:/${basedir}/${nashorn.internal.tests.jar}" {
permission java.security.AllPermission;
};
grant codeBase "file:/${basedir}/${nashorn.api.tests.jar}" {
permission java.util.PropertyPermission "parserapitest.*", "read";
permission java.util.PropertyPermission "test.*", "read";
permission java.util.PropertyPermission "test262.*", "read";
permission java.io.FilePermission "${basedir}/test/-","read";
permission java.io.FilePermission "$${user.dir}", "read";
permission java.util.PropertyPermission "user.dir", "read";
};
grant codeBase "file:/${basedir}/${file.reference.testng.jar}" {
permission java.security.AllPermission;
};
@ -395,6 +404,7 @@ grant codeBase "file:/${basedir}/test/script/markdown.js" {
<fileset id="test.classes" dir="${build.test.classes.dir}">
<include name="**/api/javaaccess/*Test.class"/>
<include name="**/api/scripting/*Test.class"/>
<include name="**/api/tree/*Test.class"/>
<include name="**/codegen/*Test.class"/>
<include name="**/parser/*Test.class"/>
<include name="**/runtime/*Test.class"/>
@ -440,7 +450,7 @@ grant codeBase "file:/${basedir}/test/script/markdown.js" {
<delete dir="${build.dir}/nashorn_code_cache"/>
<property name="debug.test.jvmargs" value=""/>
<testng outputdir="${build.test.results.dir}/${testResultsSubDir}" classfilesetref="test.classes"
verbose="${testng.verbose}" haltonfailure="true" useDefaultListeners="false" listeners="${testng.listeners}" workingDir="${basedir}">
verbose="${testng.verbose}" haltonfailure="true" useDefaultListeners="false" listeners="${testng.listeners}" workingDir="${basedir}">
<jvmarg line="${boot.class.path}"/>
<jvmarg line="${run.test.jvmargs} -Xmx${run.test.xmx} ${run.test.jvmsecurityargs} -Dbuild.dir=${build.dir}"/>
<jvmarg line="${debug.test.jvmargs}"/>
@ -466,7 +476,7 @@ grant codeBase "file:/${basedir}/test/script/markdown.js" {
<antcall target="-test-nosecurity" inheritRefs="true">
<param name="optimistic" value="true"/>
<param name="testResultsSubDir" value="optimistic"/>
</antcall>
</antcall>
<antcall target="-test-security" inheritRefs="true">
<param name="optimistic" value="true"/>
<param name="testResultsSubDir" value="optimistic"/>
@ -478,7 +488,7 @@ grant codeBase "file:/${basedir}/test/script/markdown.js" {
<antcall target="-test-nosecurity" inheritRefs="true">
<param name="optimistic" value="false"/>
<param name="testResultsSubDir" value="pessimistic"/>
</antcall>
</antcall>
<antcall target="-test-security" inheritRefs="true">
<param name="optimistic" value="false"/>
<param name="testResultsSubDir" value="pessimistic"/>

10
nashorn/make/nbproject/project.xml
View File

@ -2,21 +2,21 @@
<!--
Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
This code is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License version 2 only, as
published by the Free Software Foundation.
This code is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
version 2 for more details (a copy is included in the LICENSE file that
accompanied this code).
You should have received a copy of the GNU General Public License version
2 along with this work; if not, write to the Free Software Foundation,
Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
or visit www.oracle.com if you need additional information or have any
questions.
@ -155,7 +155,7 @@
</view>
<subprojects/>
</general-data>
<java-data xmlns="http://www.netbeans.org/ns/freeform-project-java/3">
<java-data xmlns="http://www.netbeans.org/ns/freeform-project-java/4">
<compilation-unit>
<package-root>../test/src</package-root>
<unit-tests/>

30
nashorn/make/project.properties
View File

@ -1,21 +1,21 @@
#
# Copyright (c) 2010, 2014, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
#
# This code is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 only, as
# published by the Free Software Foundation.
#
#
# This code is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# version 2 for more details (a copy is included in the LICENSE file that
# accompanied this code).
#
#
# You should have received a copy of the GNU General Public License version
# 2 along with this work; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
#
#
# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
# or visit www.oracle.com if you need additional information or have any
# questions.
@ -81,8 +81,8 @@ run.test.jvmargs.jfr=-XX:+UnlockCommercialFeatures -XX:+FlightRecorder -XX:Fligh
file.reference.testng.jar=test/lib/testng.jar
# Set testng verbose level
# From TestNG docs: "the verbosity level (0 to 10 where 10 is most detailed)
# Actually, this is a lie: you can specify -1 and this will put TestNG in
# From TestNG docs: "the verbosity level (0 to 10 where 10 is most detailed)
# Actually, this is a lie: you can specify -1 and this will put TestNG in
# debug mode (no longer slicing off stack traces and all)."
testng.verbose=2
@ -134,6 +134,10 @@ test-sys-prop.test.js.roots=${test.basic.dir} ${test.maptests.dir} ${test.error.
test-sys-prop.test262.suite.dir=${test262.suite.dir}
test-sys-prop.es5conform.testcases.dir=${test.external.dir}/ES5Conform/TestCases
test-sys-prop.test.basic.dir=${test.basic.dir}
test-sys-prop.test.external.dir=${test.external.dir}
test-sys-prop.test.maptests.dir=${test.maptests.dir}
test-sys-prop.test.sandbox.dir=${test.sandbox.dir}
test-sys-prop.test.trusted.dir=${test.trusted.dir}
test-sys-prop-no-security.test.dir=${test.dir}
test-sys-prop-no-security.test.js.roots=${test.nosecurity.dir}
@ -147,9 +151,11 @@ test-sys-prop.parsertest.verbose=false
# turn on/off scripting mode for parser tests
test-sys-prop.parsertest.scripting=true
test-sys-prop.parserapitest.verbose=false
# turn on/off test262 scripts for parser tests
test-sys-prop.parsertest.test262=false
test-sys-prop.parserapitest.test262=false
# Control the verbosity of the CompilerTest
test-sys-prop.compilertest.verbose=false
@ -289,19 +295,19 @@ run.test.jvmargs.main=${run.test.jvmargs.common} -esa -ea
# Extra jvmargs that might be useful for debugging
# and performance improvements/monitoring
#
# -XX:+UnlockDiagnosticVMOptions
# -XX:+UnlockDiagnosticVMOptions
#
# turn off compressed class pointers in metaspace
# -XX:-UseCompressedKlassPointers
# -XX:-UseCompressedKlassPointers
#
# dump the heap after every GC
# -XX:+PrintHeapAtGC
#
# manually set a metaspace size for class data
# manually set a metaspace size for class data
# -XX:ClassMetaspaceSize=300M
#
# print out methods compiled
# -XX:+PrintCompilation
# -XX:+PrintCompilation
#
# print all compiled nmethods with oopmaps and lots of other info
# -XX:+PrintNMethods
@ -311,7 +317,7 @@ run.test.jvmargs.main=${run.test.jvmargs.common} -esa -ea
# feature in HotSpot - for example, the uncommon trap placement fix
# was hidden behind this flag before it became the default
#
# -XX:+UnlockDiagnosticVMOptions -XX:+UseNewCode
# -XX:+UnlockDiagnosticVMOptions -XX:+UseNewCode
#
# Crank up the type profile level to 222, which has some warmup
# penalties, but produces much better code for JavaScript, where better
@ -342,7 +348,7 @@ v8.shell=d8
octane.iterations=25
# List of octane tests to run, as properties prefixed with
# "octane.benchmark." mapping to the benchmark name in
# "octane.benchmark." mapping to the benchmark name in
# the test harness
#
# Octane tests that are disabled should have their entire line

58
nashorn/samples/evalcheck.js Normal file
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@ -0,0 +1,58 @@
/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* - Neither the name of Oracle nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
// Simple demo of Nashorn Parser API
var Parser = Java.type("jdk.nashorn.api.tree.Parser");
var SimpleTreeVisitor = Java.type("jdk.nashorn.api.tree.SimpleTreeVisitorES5_1");
var IdentifierTree = Java.type("jdk.nashorn.api.tree.IdentifierTree");
var parser = Parser.create();
var ast = parser.parse("t", "eval('hello');\n eval(2 + 3)", print);
// locate 'eval' calls in the script
ast.accept(visitor = new (Java.extend(SimpleTreeVisitor)) {
lineMap: null,
visitCompilationUnit: function(node, extra) {
this.lineMap = node.lineMap;
Java.super(visitor).visitCompilationUnit(node, extra);
},
visitFunctionCall: function(node, extra) {
var func = node.functionSelect;
if (func instanceof IdentifierTree && func.name == "eval") {
var pos = node.startPosition;
var line = this.lineMap.getLineNumber(pos);
var column = this.lineMap.getColumnNumber(pos);
print("eval call found @ " + line + ":" + column);
}
}
}, null);

38
nashorn/samples/withcheck.js Normal file
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@ -0,0 +1,38 @@
/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* - Neither the name of Oracle nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
// Simple demo of Nashorn Parser API
var Parser = Java.type("jdk.nashorn.api.tree.Parser");
var parser = Parser.create("-strict");
// you'll get diagnostic message for 'with'
parser.parse("t", "with({}){}", print);

53
nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/api/tree/ArrayAccessTree.java Normal file
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@ -0,0 +1,53 @@
/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for an array access expression.
*
* For example:
* <pre>
* <em>expression</em> [ <em>index</em> ]
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface ArrayAccessTree extends ExpressionTree {
/**
* Returns the array that is accessed.
*
* @return the array that is accessed
*/
ExpressionTree getExpression();
/**
* Returns the index of the array element accessed.
*
* @return the index expression
*/
ExpressionTree getIndex();
}

59
nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/api/tree/ArrayAccessTreeImpl.java Normal file
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@ -0,0 +1,59 @@
/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.Expression;
final class ArrayAccessTreeImpl extends ExpressionTreeImpl implements ArrayAccessTree {
private final ExpressionTree base, index;
ArrayAccessTreeImpl(final Expression node, final ExpressionTree base, final ExpressionTree index) {
super(node);
this.base = base;
this.index = index;
}
@Override
public Tree.Kind getKind() {
return Tree.Kind.ARRAY_ACCESS;
}
@Override
public ExpressionTree getExpression() {
return base;
}
@Override
public ExpressionTree getIndex() {
return index;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitArrayAccess(this, data);
}
}

43
nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/api/tree/ArrayLiteralTree.java Normal file
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@ -0,0 +1,43 @@
/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
/**
* Represents ECMAScript array literal expression.
*
* @since 1.9
*/
@jdk.Exported
public interface ArrayLiteralTree extends ExpressionTree {
/**
* Returns the list of Array element expressions.
*
* @return array element expressions
*/
public List<? extends ExpressionTree> getElements();
}

53
nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/api/tree/ArrayLiteralTreeImpl.java Normal file
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@ -0,0 +1,53 @@
/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
import jdk.nashorn.internal.ir.LiteralNode;
final class ArrayLiteralTreeImpl extends ExpressionTreeImpl
implements ArrayLiteralTree {
private final List<? extends ExpressionTree> elements;
ArrayLiteralTreeImpl(final LiteralNode<?> node, final List<? extends ExpressionTree> elements) {
super(node);
this.elements = elements;
}
@Override
public Tree.Kind getKind() {
return Tree.Kind.ARRAY_LITERAL;
}
@Override
public List<? extends ExpressionTree> getElements() {
return elements;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitArrayLiteral(this, data);
}
}

53
nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/api/tree/AssignmentTree.java Normal file
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@ -0,0 +1,53 @@
/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for an assignment expression.
*
* For example:
* <pre>
* <em>variable</em> = <em>expression</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface AssignmentTree extends ExpressionTree {
/**
* Returns the left hand side (LHS) of this assignment.
*
* @return left hand side (LHS) expression
*/
ExpressionTree getVariable();
/**
* Returns the right hand side (RHS) of this assignment.
*
* @return right hand side (RHS) expression
*/
ExpressionTree getExpression();
}

61
nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/api/tree/AssignmentTreeImpl.java Normal file
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@ -0,0 +1,61 @@
/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.BinaryNode;
final class AssignmentTreeImpl extends ExpressionTreeImpl implements AssignmentTree {
private final Tree.Kind kind;
private final ExpressionTree var, expr;
AssignmentTreeImpl(final BinaryNode node, final ExpressionTree left, final ExpressionTree right) {
super(node);
assert node.isAssignment() : "assignment node expected";
this.var = left;
this.expr = right;
this.kind = getOperator(node.tokenType());
}
@Override
public Tree.Kind getKind() {
return kind;
}
@Override
public ExpressionTree getVariable() {
return var;
}
@Override
public ExpressionTree getExpression() {
return expr;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitAssignment(this, data);
}
}

54
nashorn/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/api/tree/BinaryTree.java Normal file
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@ -0,0 +1,54 @@
/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for a binary expression.
* Use {@link #getKind getKind} to determine the kind of operator.
*
* For example:
* <pre>
* <em>leftOperand</em> <em>operator</em> <em>rightOperand</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface BinaryTree extends ExpressionTree {
/**
* Returns left hand side (LHS) of this binary expression.
*
* @return left hand side (LHS) of this binary expression
*/
ExpressionTree getLeftOperand();
/**
* Returns right hand side (RHS) of this binary expression.
*
* @return right hand side (RHS) of this binary expression
*/
ExpressionTree getRightOperand();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.BinaryNode;
class BinaryTreeImpl extends ExpressionTreeImpl implements BinaryTree {
private final Tree.Kind kind;
private final ExpressionTree left, right;
BinaryTreeImpl(final BinaryNode node, final ExpressionTree left, final ExpressionTree right) {
super(node);
assert !node.isAssignment() : "assignment node";
this.left = left;
this.right = right;
this.kind = getOperator(node.tokenType());
}
@Override
public Tree.Kind getKind() {
return kind;
}
@Override
public ExpressionTree getLeftOperand() {
return left;
}
@Override
public ExpressionTree getRightOperand() {
return right;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitBinary(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
/**
* A tree node for a statement block.
*
* For example:
* <pre>
* { }
*
* { <em>statements</em> }
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface BlockTree extends StatementTree {
/**
* Returns the list of statements in this block.
*
* @return the list of statements in this block
*/
List<? extends StatementTree> getStatements();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
import jdk.nashorn.internal.ir.Block;
import jdk.nashorn.internal.ir.BlockStatement;
final class BlockTreeImpl extends StatementTreeImpl implements BlockTree {
private final List<? extends StatementTree> statements;
BlockTreeImpl(final BlockStatement node, final List<? extends StatementTree> statements) {
super(node);
this.statements = statements;
}
BlockTreeImpl(final Block node, final List<? extends StatementTree> statements) {
super(node);
this.statements = statements;
}
@Override
public Kind getKind() {
return Kind.BLOCK;
}
@Override
public List<? extends StatementTree> getStatements() {
return statements;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitBlock(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for a 'break' statement.
*
* For example:
* <pre>
* break;
*
* break <em>label</em> ;
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface BreakTree extends GotoTree {
/**
* Label associated with this break statement. This is null
* if there is no label associated with this break statement.
*
* @return label associated with this break statement.
*/
String getLabel();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.BreakNode;
import jdk.nashorn.internal.ir.IdentNode;
final class BreakTreeImpl extends StatementTreeImpl implements BreakTree {
private final String label;
BreakTreeImpl(final BreakNode node) {
super(node);
this.label = node.getLabelName();
}
@Override
public Tree.Kind getKind() {
return Tree.Kind.BREAK;
}
@Override
public String getLabel() {
return label;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitBreak(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
/**
* A tree node for a 'case' in a 'switch' statement.
*
* For example:
* <pre>
* case <em>expression</em> :
* <em>statements</em>
*
* default :
* <em>statements</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface CaseTree extends Tree {
/**
* Case expression of this 'case' statement.
*
* @return null if and only if this Case is {@code default:}
*/
ExpressionTree getExpression();
/**
* Return the list of statements for this 'case'.
*
* @return list of statements for this 'case'
*/
List<? extends StatementTree> getStatements();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
import jdk.nashorn.internal.ir.CaseNode;
final class CaseTreeImpl extends TreeImpl implements CaseTree {
private final ExpressionTree expression;
private final List<? extends StatementTree> statements;
public CaseTreeImpl(final CaseNode node,
final ExpressionTree expression,
final List<? extends StatementTree> statements) {
super(node);
this.expression = expression;
this.statements = statements;
}
@Override
public Kind getKind() {
return Kind.CASE;
}
@Override
public ExpressionTree getExpression() {
return expression;
}
@Override
public List<? extends StatementTree> getStatements() {
return statements;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitCase(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for a 'catch' block in a 'try' statement.
*
* For example:
* <pre>
* catch ( <em>parameter</em> )
* <em>block</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface CatchTree extends Tree {
/**
* Returns the catch parameter identifier of the exception caught.
*
* @return the catch parameter identifier
*/
IdentifierTree getParameter();
/**
* Returns the code block of this catch block.
*
* @return the code block
*/
BlockTree getBlock();
/**
* Returns the optional catch condition expression. This is null
* if this is an unconditional catch statement.
*
* @return the optional catch condition expression.
*/
ExpressionTree getCondition();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.CatchNode;
final class CatchTreeImpl extends TreeImpl implements CatchTree {
private final IdentifierTree param;
private final BlockTree block;
private final ExpressionTree condition;
CatchTreeImpl(final CatchNode node,
final IdentifierTree param,
final BlockTree block,
final ExpressionTree condition) {
super(node);
this.param = param;
this.block = block;
this.condition = condition;
}
@Override
public Kind getKind() {
return Kind.CATCH;
}
@Override
public IdentifierTree getParameter() {
return param;
}
@Override
public BlockTree getBlock() {
return block;
}
@Override
public ExpressionTree getCondition() {
return condition;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitCatch(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
/**
* Represents the abstract syntax tree for compilation units (source
* files)
*
* @since 1.9
*/
@jdk.Exported
public interface CompilationUnitTree extends Tree {
/**
* Return the list of source elements in this compilation unit.
*
* @return the list of source elements in this compilation unit
*/
List<? extends Tree> getSourceElements();
/**
* Return the source name of this script compilation unit.
*
* @return the source name of this script compilation unit
*/
String getSourceName();
/**
* Returns if this is a ECMAScript "strict" compilation unit or not.
*
* @return true if this compilation unit is declared "strict"
*/
boolean isStrict();
/**
* Returns the line map for this compilation unit, if available.
* Returns null if the line map is not available.
*
* @return the line map for this compilation unit
*/
LineMap getLineMap();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
import jdk.nashorn.internal.ir.FunctionNode;
final class CompilationUnitTreeImpl extends TreeImpl
implements CompilationUnitTree {
private final FunctionNode funcNode;
private final List<? extends Tree> elements;
CompilationUnitTreeImpl(final FunctionNode node,
final List<? extends Tree> elements) {
super(node);
this.funcNode = node;
assert funcNode.getKind() == FunctionNode.Kind.SCRIPT : "script function expected";
this.elements = elements;
}
@Override
public Tree.Kind getKind() {
return Tree.Kind.COMPILATION_UNIT;
}
@Override
public List<? extends Tree> getSourceElements() {
return elements;
}
@Override
public String getSourceName() {
return funcNode.getSourceName();
}
@Override
public boolean isStrict() {
return funcNode.isStrict();
}
@Override
public LineMap getLineMap() {
return new LineMapImpl(funcNode.getSource());
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitCompilationUnit(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for compound assignment operator.
* Use {@link #getKind getKind} to determine the kind of operator.
*
* For example:
* <pre>
* <em>variable</em> <em>operator</em> <em>expression</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface CompoundAssignmentTree extends ExpressionTree {
/**
* Returns the left hand side (LHS) of this assignment.
*
* @return left hand side (LHS) expression
*/
ExpressionTree getVariable();
/**
* Returns the right hand side (RHS) of this assignment.
*
* @return right hand side (RHS) expression
*/
ExpressionTree getExpression();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.BinaryNode;
final class CompoundAssignmentTreeImpl extends ExpressionTreeImpl implements CompoundAssignmentTree {
private final ExpressionTree var, expr;
private final Kind kind;
CompoundAssignmentTreeImpl(final BinaryNode node, final ExpressionTree left, final ExpressionTree right) {
super(node);
assert node.isAssignment() : "not an assignment node";
this.var = left;
this.expr = right;
this.kind = getOperator(node.tokenType());
assert kind != Tree.Kind.ASSIGNMENT : "compound assignment expected";
}
@Override
public Kind getKind() {
return kind;
}
@Override
public ExpressionTree getVariable() {
return var;
}
@Override
public ExpressionTree getExpression() {
return expr;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitCompoundAssignment(this, data);
}
}

60
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for the conditional operator ? :.
*
* For example:
* <pre>
* <em>condition</em> ? <em>trueExpression</em> : <em>falseExpression</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface ConditionalExpressionTree extends ExpressionTree {
/**
* Returns the condition expression of this ternary expression.
*
* @return the condition expression
*/
ExpressionTree getCondition();
/**
* Returns the true part of this ternary expression.
*
* @return the 'true' part expression
*/
ExpressionTree getTrueExpression();
/**
* Returns the false part of this ternary expression.
*
* @return the 'false' part expression
*/
ExpressionTree getFalseExpression();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.TernaryNode;
final class ConditionalExpressionTreeImpl extends ExpressionTreeImpl implements ConditionalExpressionTree {
private final ExpressionTree condExpr, trueExpr, falseExpr;
ConditionalExpressionTreeImpl(final TernaryNode node,
final ExpressionTree condExpr, final ExpressionTree trueExpr,
final ExpressionTree falseExpr) {
super(node);
this.condExpr = condExpr;
this.trueExpr = trueExpr;
this.falseExpr = falseExpr;
}
@Override
public Kind getKind() {
return Kind.CONDITIONAL_EXPRESSION;
}
@Override
public ExpressionTree getCondition() {
return condExpr;
}
@Override
public ExpressionTree getTrueExpression() {
return trueExpr;
}
@Override
public ExpressionTree getFalseExpression() {
return falseExpr;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitConditionalExpression(this, data);
}
}

41
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A mixin for conditional "loop" statements.
*
* @since 1.9
*/
@jdk.Exported
public interface ConditionalLoopTree extends LoopTree {
/**
* Returns the condition expression of this 'loop' statement.
*
* @return the condition expression
*/
ExpressionTree getCondition();
}

48
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for a 'continue' statement.
*
* For example:
* <pre>
* continue;
* continue <em>label</em> ;
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface ContinueTree extends GotoTree {
/**
* Label associated with this continue statement. This is null
* if there is no label associated with this continue statement.
*
* @return label associated with this continue statement.
*/
String getLabel();
}

53
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.ContinueNode;
import jdk.nashorn.internal.ir.IdentNode;
final class ContinueTreeImpl extends StatementTreeImpl implements ContinueTree {
private final String label;
ContinueTreeImpl(final ContinueNode node) {
super(node);
this.label = node.getLabelName();
}
@Override
public Tree.Kind getKind() {
return Tree.Kind.CONTINUE;
}
@Override
public String getLabel() {
return label;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitContinue(this, data);
}
}

40
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for a 'debugger' statement.
*
* For example:
* <pre>
* <em>debugger;</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface DebuggerTree extends StatementTree {
}

44
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.DebuggerNode;
final class DebuggerTreeImpl extends StatementTreeImpl implements DebuggerTree {
DebuggerTreeImpl(final DebuggerNode node) {
super(node);
}
@Override
public Tree.Kind getKind() {
return Tree.Kind.DEBUGGER;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitDebugger(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* Interface for diagnostics from tools. A diagnostic usually reports
* a problem at a specific position in a source file. However, not
* all diagnostics are associated with a position or a file.
*
* <p>A position is a zero-based character offset from the beginning of
* a file. Negative values (except {@link #NOPOS}) are not valid
* positions.
*
* <p>Line and column numbers begin at 1. Negative values (except
* {@link #NOPOS}) and 0 are not valid line or column numbers.
*
* <p>Line terminator is as defined in ECMAScript specification which is one
* of { &#92;u000A, &#92;u000B, &#92;u2028, &#92;u2029 }.
*
* @since 1.9
*/
@jdk.Exported
public interface Diagnostic {
/**
* Kinds of diagnostics, for example, error or warning.
*
* The kind of a diagnostic can be used to determine how the
* diagnostic should be presented to the user. For example,
* errors might be colored red or prefixed with the word "Error",
* while warnings might be colored yellow or prefixed with the
* word "Warning". There is no requirement that the Kind
* should imply any inherent semantic meaning to the message
* of the diagnostic: for example, a tool might provide an
* option to report all warnings as errors.
*/
enum Kind {
/**
* Problem which prevents the tool's normal completion.
*/
ERROR,
/**
* Problem which does not usually prevent the tool from
* completing normally.
*/
WARNING,
/**
* Problem similar to a warning, but is mandated by the tool's
* specification. For example, the Java&trade; Language
* Specification mandates warnings on certain
* unchecked operations and the use of deprecated methods.
*/
MANDATORY_WARNING,
/**
* Informative message from the tool.
*/
NOTE,
/**
* Diagnostic which does not fit within the other kinds.
*/
OTHER,
}
/**
* Used to signal that no position is available.
*/
public final static long NOPOS = -1;
/**
* Gets the kind of this diagnostic, for example, error or
* warning.
* @return the kind of this diagnostic
*/
Kind getKind();
/**
* Gets a character offset from the beginning of the source object
* associated with this diagnostic that indicates the location of
* the problem. In addition, the following must be true:
*
* <p>{@code getStartPostion() <= getPosition()}
* <p>{@code getPosition() <= getEndPosition()}
*
* @return character offset from beginning of source; {@link
* #NOPOS} if no location is suitable
*/
long getPosition();
/**
* Gets the source file name.
*
* @return the file name or null if not available
*/
String getFileName();
/**
* Gets the line number of the character offset returned by
* {@linkplain #getPosition()}.
*
* @return a line number or {@link #NOPOS} if and only if {@link
* #getPosition()} returns {@link #NOPOS}
*/
long getLineNumber();
/**
* Gets the column number of the character offset returned by
* {@linkplain #getPosition()}.
*
* @return a column number or {@link #NOPOS} if and only if {@link
* #getPosition()} returns {@link #NOPOS}
*/
long getColumnNumber();
/**
* Gets a diagnostic code indicating the type of diagnostic. The
* code is implementation-dependent and might be {@code null}.
*
* @return a diagnostic code
*/
String getCode();
/**
* Gets a message for this diagnostic.
*
* @return a message
*/
String getMessage();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.parser.Token;
import jdk.nashorn.internal.runtime.ParserException;
import jdk.nashorn.internal.runtime.Source;
final class DiagnosticImpl implements Diagnostic {
private final ParserException exp;
private final Kind kind;
DiagnosticImpl(final ParserException exp, final Kind kind) {
this.exp = exp;
this.kind = kind;
}
@Override
public Kind getKind() {
return kind;
}
@Override
public long getPosition() {
return exp.getPosition();
}
@Override
public String getFileName() {
return exp.getFileName();
}
@Override
public long getLineNumber() {
return exp.getLineNumber();
}
@Override
public long getColumnNumber() {
return exp.getColumnNumber();
}
@Override
public String getCode() {
final long token = exp.getToken();
return (token < 0)? null : Token.toString(null, token, true);
}
@Override
public String getMessage() {
return exp.getMessage();
}
@Override
public String toString() {
return getMessage();
}
}

42
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* Interface for receiving diagnostics from Nashorn parser.
*
* @since 1.9
*/
@jdk.Exported
@FunctionalInterface
public interface DiagnosticListener {
/**
* Invoked whenever a parsing problem is found.
*
* @param diagnostic additional information errors, warnings detected during parsing.
*/
void report(Diagnostic diagnostic);
}

55
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for a 'do' statement.
*
* For example:
* <pre>
* do
* <em>statement</em>
* while ( <em>expression</em> );
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface DoWhileLoopTree extends ConditionalLoopTree {
/**
* Returns the condition expression of this do-while statement.
*
* @return the condition expression
*/
ExpressionTree getCondition();
/**
* The statement contained within this do-while statement.
*
* @return the statement
*/
StatementTree getStatement();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.WhileNode;
final class DoWhileLoopTreeImpl extends StatementTreeImpl implements DoWhileLoopTree {
private final ExpressionTree cond;
private final StatementTree stat;
DoWhileLoopTreeImpl(final WhileNode node, final ExpressionTree cond, final StatementTree stat) {
super(node);
assert node.isDoWhile() : "do while expected";
this.cond = cond;
this.stat = stat;
}
@Override
public Kind getKind() {
return Kind.DO_WHILE_LOOP;
}
@Override
public ExpressionTree getCondition() {
return cond;
}
@Override
public StatementTree getStatement() {
return stat;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitDoWhileLoop(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for an empty (skip) statement.
*
* For example:
* <pre>
* ;
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface EmptyStatementTree extends StatementTree {}

44
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.EmptyNode;
final class EmptyStatementTreeImpl extends StatementTreeImpl implements EmptyStatementTree {
EmptyStatementTreeImpl(final EmptyNode node) {
super(node);
}
@Override
public Kind getKind() {
return Kind.EMPTY_STATEMENT;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitEmptyStatement(this, data);
}
}

35
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node to stand in for a malformed expression.
*
* @since 1.9
*/
@jdk.Exported
public interface ErroneousTree extends ExpressionTree {
}

44
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.ErrorNode;
final class ErroneousTreeImpl extends ExpressionTreeImpl implements ErroneousTree {
ErroneousTreeImpl(final ErrorNode errorNode) {
super(errorNode);
}
@Override
public Kind getKind() {
return Kind.ERROR;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitErroneous(this, data);
}
}

46
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for an expression statement.
*
* For example:
* <pre>
* <em>expression</em> ;
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface ExpressionStatementTree extends StatementTree {
/**
* Returns the expression of this expression statement.
*
* @return the expression
*/
ExpressionTree getExpression();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.ExpressionStatement;
final class ExpressionStatementTreeImpl extends StatementTreeImpl implements ExpressionStatementTree {
private final ExpressionTree expr;
ExpressionStatementTreeImpl(final ExpressionStatement es, final ExpressionTree expr) {
super(es);
this.expr = expr;
}
@Override
public Kind getKind() {
return Kind.EXPRESSION_STATEMENT;
}
@Override
public ExpressionTree getExpression() {
return expr;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitExpressionStatement(this, data);
}
}

35
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node used as the base class for the different types of
* expressions.
*
* @since 1.9
*/
@jdk.Exported
public interface ExpressionTree extends Tree {}

34
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.Expression;
abstract class ExpressionTreeImpl extends TreeImpl implements ExpressionTree {
ExpressionTreeImpl(final Expression expr) {
super(expr);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for for..in statement
*
* For example:
* <pre>
* for ( <em>variable</em> in <em>expression</em> )
* <em>statement</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface ForInLoopTree extends LoopTree {
/**
* The for..in left hand side expression.
*
* @return the left hand side expression
*/
ExpressionTree getVariable();
/**
* The object or array being whose properties are iterated.
*
* @return the object or array expression being iterated
*/
ExpressionTree getExpression();
/**
* The statement contained in this for..in statement.
*
* @return the statement
*/
StatementTree getStatement();
/**
* Returns if this is a for..each..in statement or not.
*
* @return true if this is a for..each..in statement
*/
boolean isForEach();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.ForNode;
final class ForInLoopTreeImpl extends StatementTreeImpl implements ForInLoopTree {
private final ExpressionTree lhsExpr;
private final ExpressionTree expr;
private final StatementTree stat;
private final boolean forEach;
ForInLoopTreeImpl(final ForNode node,
final ExpressionTree lhsExpr,
final ExpressionTree expr,
final StatementTree stat) {
super(node);
assert node.isForIn() : "for ..in expected";
this.lhsExpr = lhsExpr;
this.expr = expr;
this.stat = stat;
this.forEach = node.isForEach();
}
@Override
public Kind getKind() {
return Kind.FOR_IN_LOOP;
}
@Override
public ExpressionTree getVariable() {
return lhsExpr;
}
@Override
public ExpressionTree getExpression() {
return expr;
}
@Override
public StatementTree getStatement() {
return stat;
}
@Override
public boolean isForEach() {
return forEach;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitForInLoop(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for a basic 'for' loop statement.
*
* For example:
* <pre>
* for ( <em>initializer</em> ; <em>condition</em> ; <em>update</em> )
* <em>statement</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface ForLoopTree extends ConditionalLoopTree {
/**
* Returns the initializer expression of this 'for' statement.
*
* @return the initializer expression
*/
ExpressionTree getInitializer();
/**
* Returns the condition expression of this 'for' statement.
*
* @return the condition expression
*/
ExpressionTree getCondition();
/**
* Returns the update expression of this 'for' statement.
*
* @return the update expression
*/
ExpressionTree getUpdate();
/**
* Returns the statement contained in this 'for' statement.
*
* @return the statement
*/
StatementTree getStatement();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
import jdk.nashorn.internal.ir.ForNode;
final class ForLoopTreeImpl extends StatementTreeImpl implements ForLoopTree {
private final ExpressionTree init;
private final ExpressionTree cond;
private final ExpressionTree update;
private final StatementTree stat;
ForLoopTreeImpl(final ForNode node,
final ExpressionTree init,
final ExpressionTree cond,
final ExpressionTree update,
final StatementTree stat) {
super(node);
assert !node.isForIn() : "for statement expected";
this.init = init;
this.cond = cond;
this.update = update;
this.stat = stat;
}
@Override
public Kind getKind() {
return Kind.FOR_LOOP;
}
@Override
public ExpressionTree getInitializer() {
return init;
}
@Override
public ExpressionTree getCondition() {
return cond;
}
@Override
public ExpressionTree getUpdate() {
return update;
}
@Override
public StatementTree getStatement() {
return stat;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitForLoop(this, data);
}
}

57
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
/**
* A tree node for a function call expression.
*
* For example:
* <pre>
* <em>identifier</em> ( <em>arguments</em> )
*
* this . <em>identifier</em> ( <em>arguments</em> )
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface FunctionCallTree extends ExpressionTree {
/**
* Returns the function being called.
*
* @return the function being called
*/
ExpressionTree getFunctionSelect();
/**
* Returns the list of arguments being passed to this function call.
*
* @return the list of argument expressions
*/
List<? extends ExpressionTree> getArguments();
}

61
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
import jdk.nashorn.internal.ir.CallNode;
class FunctionCallTreeImpl extends ExpressionTreeImpl implements FunctionCallTree {
private final List<? extends ExpressionTree> arguments;
private final ExpressionTree function;
FunctionCallTreeImpl(final CallNode node,
final ExpressionTree function,
final List<? extends ExpressionTree> arguments) {
super(node);
this.function = function;
this.arguments = arguments;
}
@Override
public Kind getKind() {
return Kind.FUNCTION_INVOCATION;
}
@Override
public ExpressionTree getFunctionSelect() {
return function;
}
@Override
public List<? extends ExpressionTree> getArguments() {
return arguments;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitFunctionCall(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
/**
* A tree node for a function declaration.
*
* For example:
* <pre>
* <em>function</em> <em>name</em>
* ( <em>parameters</em> )
* <em>body</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface FunctionDeclarationTree extends StatementTree {
/**
* Returns the name of the function being declared.
*
* @return name the function declared
*/
String getName();
/**
* Returns the parameters of this function.
*
* @return the list of parameters
*/
List<? extends ExpressionTree> getParameters();
/**
* Returns the body of code of this function.
*
* @return the body of code
*/
BlockTree getBody();
/**
* Is this a strict function?
*
* @return true if this function is strict
*/
boolean isStrict();
}

80
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
import jdk.nashorn.internal.ir.FunctionNode;
import jdk.nashorn.internal.ir.VarNode;
final class FunctionDeclarationTreeImpl extends StatementTreeImpl
implements FunctionDeclarationTree {
private final FunctionNode funcNode;
private final String funcName;
private final List<? extends ExpressionTree> params;
private final BlockTree body;
FunctionDeclarationTreeImpl(final VarNode node,
final List<? extends ExpressionTree> params,
final BlockTree body) {
super(node);
assert node.getInit() instanceof FunctionNode : "function expected";
funcNode = (FunctionNode)node.getInit();
assert funcNode.isDeclared() : "function declaration expected";
funcName = node.getName().getName();
this.params = params;
this.body = body;
}
@Override
public Kind getKind() {
return Kind.FUNCTION;
}
@Override
public String getName() {
return funcName;
}
@Override
public List<? extends ExpressionTree> getParameters() {
return params;
}
@Override
public BlockTree getBody() {
return body;
}
@Override
public boolean isStrict() {
return funcNode.isStrict();
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitFunctionDeclaration(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
/**
* A tree node for a function expression.
*
* For example:
* <pre>
* <em>var</em> func = <em>function</em>
* ( <em>parameters</em> )
* <em>body</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface FunctionExpressionTree extends ExpressionTree {
/**
* Returns the name of the function being declared.
*
* @return name the function declared
*/
String getName();
/**
* Returns the parameters of this function.
*
* @return the list of parameters
*/
List<? extends ExpressionTree> getParameters();
/**
* Returns the body of code of this function.
*
* @return the body of code
*/
BlockTree getBody();
/**
* Is this a strict function?
*
* @return true if this function is strict
*/
boolean isStrict();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
import jdk.nashorn.internal.ir.FunctionNode;
final class FunctionExpressionTreeImpl extends ExpressionTreeImpl
implements FunctionExpressionTree {
private final FunctionNode funcNode;
private final String funcName;
private final List<? extends ExpressionTree> params;
private final BlockTree body;
FunctionExpressionTreeImpl(final FunctionNode node,
final List<? extends ExpressionTree> params,
final BlockTree body) {
super(node);
funcNode = node;
assert !funcNode.isDeclared() : "function expression expected";
final FunctionNode.Kind kind = node.getKind();
if (node.isAnonymous() || kind == FunctionNode.Kind.GETTER || kind == FunctionNode.Kind.SETTER) {
funcName = null;
} else {
funcName = node.getIdent().getName();
}
this.params = params;
this.body = body;
}
@Override
public Tree.Kind getKind() {
return Tree.Kind.FUNCTION_EXPRESSION;
}
@Override
public String getName() {
return funcName;
}
@Override
public List<? extends ExpressionTree> getParameters() {
return params;
}
@Override
public BlockTree getBody() {
return body;
}
@Override
public boolean isStrict() {
return funcNode.isStrict();
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitFunctionExpression(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for a statement that jumps to a target. Note that
* ECMAScript does not support a goto statement. But, this Tree
* type serves as a super interface for {@link BreakTree} and
* {@link ContinueTree}.
*
* @since 1.9
*/
@jdk.Exported
public interface GotoTree extends StatementTree {
/**
* Label associated with this goto statement. This is null
* if there is no label associated with this goto statement.
*
* @return label associated with this goto statement.
*/
String getLabel();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.ArrayList;
import java.util.List;
import jdk.nashorn.internal.ir.AccessNode;
import jdk.nashorn.internal.ir.BinaryNode;
import jdk.nashorn.internal.ir.Block;
import jdk.nashorn.internal.ir.BlockStatement;
import jdk.nashorn.internal.ir.BreakNode;
import jdk.nashorn.internal.ir.CallNode;
import jdk.nashorn.internal.ir.CaseNode;
import jdk.nashorn.internal.ir.CatchNode;
import jdk.nashorn.internal.ir.ContinueNode;
import jdk.nashorn.internal.ir.DebuggerNode;
import jdk.nashorn.internal.ir.EmptyNode;
import jdk.nashorn.internal.ir.ErrorNode;
import jdk.nashorn.internal.ir.Expression;
import jdk.nashorn.internal.ir.ExpressionStatement;
import jdk.nashorn.internal.ir.ForNode;
import jdk.nashorn.internal.ir.FunctionNode;
import jdk.nashorn.internal.ir.IdentNode;
import jdk.nashorn.internal.ir.IfNode;
import jdk.nashorn.internal.ir.IndexNode;
import jdk.nashorn.internal.ir.LabelNode;
import jdk.nashorn.internal.ir.LexicalContext;
import jdk.nashorn.internal.ir.LiteralNode;
import jdk.nashorn.internal.ir.Node;
import jdk.nashorn.internal.ir.ObjectNode;
import jdk.nashorn.internal.ir.PropertyNode;
import jdk.nashorn.internal.ir.ReturnNode;
import jdk.nashorn.internal.ir.RuntimeNode;
import jdk.nashorn.internal.ir.SplitNode;
import jdk.nashorn.internal.ir.Statement;
import jdk.nashorn.internal.ir.SwitchNode;
import jdk.nashorn.internal.ir.TernaryNode;
import jdk.nashorn.internal.ir.ThrowNode;
import jdk.nashorn.internal.ir.TryNode;
import jdk.nashorn.internal.ir.UnaryNode;
import jdk.nashorn.internal.ir.VarNode;
import jdk.nashorn.internal.ir.WhileNode;
import jdk.nashorn.internal.ir.WithNode;
import jdk.nashorn.internal.ir.visitor.NodeVisitor;
import jdk.nashorn.internal.parser.Lexer;
import jdk.nashorn.internal.parser.TokenType;
/**
* This class translates from nashorn IR Node objects
* to nashorn parser API Tree objects.
*/
final class IRTranslator extends NodeVisitor<LexicalContext> {
public IRTranslator() {
super(new LexicalContext());
}
// currently translated Statement
private StatementTreeImpl curStat;
// currently translated Expression
private ExpressionTreeImpl curExpr;
// entry point for translator
CompilationUnitTree translate(final FunctionNode node) {
if (node == null) {
return null;
}
assert (node.getKind() == FunctionNode.Kind.SCRIPT) : "script function expected";
final Block body = node.getBody();
return new CompilationUnitTreeImpl(node,
translateStats(body != null? body.getStatements() : null));
}
@Override
public boolean enterAccessNode(final AccessNode accessNode) {
curExpr = new MemberSelectTreeImpl(accessNode, translateExpr(accessNode.getBase()));
return false;
}
@Override
public boolean enterBlock(final Block block) {
// FIXME: revisit this!
if (block.isSynthetic()) {
final int statCount = block.getStatementCount();
switch (statCount) {
case 0: {
final EmptyNode emptyNode = new EmptyNode(-1, block.getToken(), block.getFinish());
curStat = new EmptyStatementTreeImpl(emptyNode);
return false;
}
case 1: {
curStat = translateStat(block.getStatements().get(0));
return false;
}
}
}
curStat = new BlockTreeImpl(block,
translateStats(block.getStatements()));
return false;
}
@Override
public boolean enterBinaryNode(final BinaryNode binaryNode) {
if (binaryNode.isAssignment()) {
final ExpressionTree srcTree = translateExpr(binaryNode.getAssignmentSource());
final ExpressionTree destTree = translateExpr(binaryNode.getAssignmentDest());
if (binaryNode.tokenType() == TokenType.ASSIGN) {
curExpr = new AssignmentTreeImpl(binaryNode, destTree, srcTree);
} else {
curExpr = new CompoundAssignmentTreeImpl(binaryNode, destTree, srcTree);
}
} else {
final ExpressionTree leftTree = translateExpr(binaryNode.lhs());
final ExpressionTree rightTree = translateExpr(binaryNode.rhs());
if (binaryNode.tokenType() == TokenType.INSTANCEOF) {
curExpr = new InstanceOfTreeImpl(binaryNode, leftTree, rightTree);
} else {
curExpr = new BinaryTreeImpl(binaryNode, leftTree, rightTree);
}
}
return false;
}
@Override
public boolean enterBreakNode(final BreakNode breakNode) {
curStat = new BreakTreeImpl(breakNode);
return false;
}
@Override
public boolean enterCallNode(final CallNode callNode) {
curExpr = null;
callNode.getFunction().accept(this);
final ExpressionTree funcTree = curExpr;
final List<? extends ExpressionTree> argTrees = translateExprs(callNode.getArgs());
curExpr = new FunctionCallTreeImpl(callNode, funcTree, argTrees);
return false;
}
@Override
public boolean enterCaseNode(final CaseNode caseNode) {
assert false : "should not reach here!";
return false;
}
@Override
public boolean enterCatchNode(final CatchNode catchNode) {
assert false : "should not reach here";
return false;
}
@Override
public boolean enterContinueNode(final ContinueNode continueNode) {
curStat = new ContinueTreeImpl(continueNode);
return false;
}
@Override
public boolean enterDebuggerNode(final DebuggerNode debuggerNode) {
curStat = new DebuggerTreeImpl(debuggerNode);
return false;
}
@Override
public boolean enterEmptyNode(final EmptyNode emptyNode) {
curStat = new EmptyStatementTreeImpl(emptyNode);
return false;
}
@Override
public boolean enterErrorNode(final ErrorNode errorNode) {
curExpr = new ErroneousTreeImpl(errorNode);
return false;
}
@Override
public boolean enterExpressionStatement(final ExpressionStatement expressionStatement) {
curStat = new ExpressionStatementTreeImpl(expressionStatement,
translateExpr(expressionStatement.getExpression()));
return false;
}
@Override
public boolean enterBlockStatement(final BlockStatement blockStatement) {
final Block block = blockStatement.getBlock();
if (blockStatement.isSynthetic()) {
assert block != null && block.getStatements() != null && block.getStatements().size() == 1;
curStat = translateStat(block.getStatements().get(0));
} else {
curStat = new BlockTreeImpl(blockStatement,
translateStats(block != null? block.getStatements() : null));
}
return false;
}
@Override
public boolean enterForNode(final ForNode forNode) {
if (forNode.isForIn()) {
curStat = new ForInLoopTreeImpl(forNode,
translateExpr(forNode.getInit()),
translateExpr(forNode.getModify()),
translateBlock(forNode.getBody()));
} else {
curStat = new ForLoopTreeImpl(forNode,
translateExpr(forNode.getInit()),
translateExpr(forNode.getTest()),
translateExpr(forNode.getModify()),
translateBlock(forNode.getBody()));
}
return false;
}
@Override
public boolean enterFunctionNode(final FunctionNode functionNode) {
assert !functionNode.isDeclared() : "should not reach here for function declaration";
final List<? extends ExpressionTree> paramTrees
= translateExprs(functionNode.getParameters());
final BlockTree blockTree = (BlockTree) translateBlock(functionNode.getBody());
curExpr = new FunctionExpressionTreeImpl(functionNode, paramTrees, blockTree);
return false;
}
@Override
public boolean enterIdentNode(final IdentNode identNode) {
curExpr = new IdentifierTreeImpl(identNode);
return false;
}
@Override
public boolean enterIfNode(final IfNode ifNode) {
curStat = new IfTreeImpl(ifNode,
translateExpr(ifNode.getTest()),
translateBlock(ifNode.getPass()),
translateBlock(ifNode.getFail()));
return false;
}
@Override
public boolean enterIndexNode(final IndexNode indexNode) {
curExpr = new ArrayAccessTreeImpl(indexNode,
translateExpr(indexNode.getBase()),
translateExpr(indexNode.getIndex()));
return false;
}
@Override
public boolean enterLabelNode(final LabelNode labelNode) {
curStat = new LabeledStatementTreeImpl(labelNode,
translateBlock(labelNode.getBody()));
return false;
}
@Override
public boolean enterLiteralNode(final LiteralNode<?> literalNode) {
final Object value = literalNode.getValue();
if (value instanceof Lexer.RegexToken) {
curExpr = new RegExpLiteralTreeImpl(literalNode);
} else if (literalNode.isArray()) {
final List<Expression> exprNodes = literalNode.getElementExpressions();
final List<ExpressionTreeImpl> exprTrees = new ArrayList<>(exprNodes.size());
for (final Node node : exprNodes) {
if (node == null) {
exprTrees.add(null);
} else {
curExpr = null;
node.accept(this);
assert curExpr != null : "null for " + node;
exprTrees.add(curExpr);
}
}
curExpr = new ArrayLiteralTreeImpl(literalNode, exprTrees);
} else {
curExpr = new LiteralTreeImpl(literalNode);
}
return false;
}
@Override
public boolean enterObjectNode(final ObjectNode objectNode) {
final List<PropertyNode> propNodes = objectNode.getElements();
final List<PropertyTreeImpl> propTrees = new ArrayList<>(propNodes.size());
for (final PropertyNode propNode : propNodes) {
propTrees.add(new PropertyTreeImpl(propNode,
translateExpr(propNode.getKey()),
translateExpr(propNode.getValue()),
(FunctionExpressionTree) translateExpr(propNode.getGetter()),
(FunctionExpressionTree) translateExpr(propNode.getSetter())));
}
curExpr = new ObjectLiteralTreeImpl(objectNode, propTrees);
return false;
}
@Override
public boolean enterPropertyNode(final PropertyNode propertyNode) {
assert false : "should not reach here!";
return false;
}
@Override
public boolean enterReturnNode(final ReturnNode returnNode) {
curStat = new ReturnTreeImpl(returnNode,
translateExpr(returnNode.getExpression()));
return false;
}
@Override
public boolean enterRuntimeNode(final RuntimeNode runtimeNode) {
assert false : "should not reach here: RuntimeNode";
return false;
}
@Override
public boolean enterSplitNode(final SplitNode splitNode) {
assert false : "should not reach here!";
return false;
}
@Override
public boolean enterSwitchNode(final SwitchNode switchNode) {
final List<CaseNode> caseNodes = switchNode.getCases();
final List<CaseTreeImpl> caseTrees = new ArrayList<>(caseNodes.size());
for (final CaseNode caseNode : caseNodes) {
final Block body = caseNode.getBody();
caseTrees.add(
new CaseTreeImpl(caseNode,
translateExpr(caseNode.getTest()),
translateStats(body != null? body.getStatements() : null)));
}
curStat = new SwitchTreeImpl(switchNode,
translateExpr(switchNode.getExpression()),
caseTrees);
return false;
}
@Override
public boolean enterTernaryNode(final TernaryNode ternaryNode) {
curExpr = new ConditionalExpressionTreeImpl(ternaryNode,
translateExpr(ternaryNode.getTest()),
translateExpr(ternaryNode.getTrueExpression()),
translateExpr(ternaryNode.getFalseExpression()));
return false;
}
@Override
public boolean enterThrowNode(final ThrowNode throwNode) {
curStat = new ThrowTreeImpl(throwNode,
translateExpr(throwNode.getExpression()));
return false;
}
@Override
public boolean enterTryNode(final TryNode tryNode) {
final List<? extends CatchNode> catchNodes = tryNode.getCatches();
final List<CatchTreeImpl> catchTrees = new ArrayList<>(catchNodes.size());
for (final CatchNode catchNode : catchNodes) {
catchTrees.add(new CatchTreeImpl(catchNode,
translateIdent(catchNode.getException()),
(BlockTree) translateBlock(catchNode.getBody()),
translateExpr(catchNode.getExceptionCondition())));
}
curStat = new TryTreeImpl(tryNode,
(BlockTree) translateBlock(tryNode.getBody()),
catchTrees,
(BlockTree) translateBlock(tryNode.getFinallyBody()));
return false;
}
@Override
public boolean enterUnaryNode(final UnaryNode unaryNode) {
if (unaryNode.tokenType() == TokenType.NEW) {
curExpr = new NewTreeImpl(unaryNode,
translateExpr(unaryNode.getExpression()));
} else {
curExpr = new UnaryTreeImpl(unaryNode,
translateExpr(unaryNode.getExpression()));
}
return false;
}
@Override
public boolean enterVarNode(final VarNode varNode) {
final Expression initNode = varNode.getInit();
if (initNode instanceof FunctionNode && ((FunctionNode)initNode).isDeclared()) {
final FunctionNode funcNode = (FunctionNode) initNode;
final List<? extends ExpressionTree> paramTrees
= translateExprs(funcNode.getParameters());
final BlockTree blockTree = (BlockTree) translateBlock(funcNode.getBody());
curStat = new FunctionDeclarationTreeImpl(varNode, paramTrees, blockTree);
} else {
curStat = new VariableTreeImpl(varNode, translateExpr(initNode));
}
return false;
}
@Override
public boolean enterWhileNode(final WhileNode whileNode) {
final ExpressionTree condTree = translateExpr(whileNode.getTest());
final StatementTree statTree = translateBlock(whileNode.getBody());
if (whileNode.isDoWhile()) {
curStat = new DoWhileLoopTreeImpl(whileNode, condTree, statTree);
} else {
curStat = new WhileLoopTreeImpl(whileNode, condTree, statTree);
}
return false;
}
@Override
public boolean enterWithNode(final WithNode withNode) {
curStat = new WithTreeImpl(withNode,
translateExpr(withNode.getExpression()),
translateBlock(withNode.getBody()));
return false;
}
private StatementTree translateBlock(final Block blockNode) {
if (blockNode == null) {
return null;
}
curStat = null;
blockNode.accept(this);
return curStat;
}
private List<? extends StatementTree> translateStats(final List<? extends Statement> stats) {
if (stats == null) {
return null;
}
final List<StatementTreeImpl> statTrees = new ArrayList<>(stats.size());
for (final Statement stat : stats) {
curStat = null;
stat.accept(this);
assert curStat != null;
statTrees.add(curStat);
}
return statTrees;
}
private List<? extends ExpressionTree> translateExprs(final List<? extends Expression> exprs) {
if (exprs == null) {
return null;
}
final List<ExpressionTreeImpl> exprTrees = new ArrayList<>(exprs.size());
for (final Expression expr : exprs) {
curExpr = null;
expr.accept(this);
assert curExpr != null;
exprTrees.add(curExpr);
}
return exprTrees;
}
private ExpressionTreeImpl translateExpr(final Expression expr) {
if (expr == null) {
return null;
}
curExpr = null;
expr.accept(this);
assert curExpr != null : "null for " + expr;
return curExpr;
}
private StatementTreeImpl translateStat(final Statement stat) {
if (stat == null) {
return null;
}
curStat = null;
stat.accept(this);
assert curStat != null : "null for " + stat;
return curStat;
}
private IdentifierTree translateIdent(final IdentNode ident) {
return new IdentifierTreeImpl(ident);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for an identifier expression.
*
* For example:
* <pre>
* <em>name</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface IdentifierTree extends ExpressionTree {
/**
* Returns the name of this identifier.
*
* @return the name of this identifier
*/
String getName();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.IdentNode;
final class IdentifierTreeImpl extends ExpressionTreeImpl implements IdentifierTree {
private final String name;
IdentifierTreeImpl(final IdentNode node) {
super(node);
this.name = node.getName();
}
@Override
public Kind getKind() {
return Kind.IDENTIFIER;
}
@Override
public String getName() {
return name;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitIdentifier(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for an 'if' statement.
*
* For example:
* <pre>
* if ( <em>condition</em> )
* <em>thenStatement</em>
*
* if ( <em>condition</em> )
* <em>thenStatement</em>
* else
* <em>elseStatement</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface IfTree extends StatementTree {
/**
* Returns the condition expression of this 'if' statement.
*
* @return the condition expression
*/
ExpressionTree getCondition();
/**
* Returns the 'then' statement of this 'if' statement.
*
* @return the 'then' statement
*/
StatementTree getThenStatement();
/**
* Returns the then statement of this 'if' statement.
* null if this if statement has no else branch.
*
* @return the 'else' statement
*/
StatementTree getElseStatement();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.IfNode;
final class IfTreeImpl extends StatementTreeImpl implements IfTree {
private final ExpressionTree cond;
private final StatementTree thenStat;
private final StatementTree elseStat;
IfTreeImpl(final IfNode node, final ExpressionTree cond,
final StatementTree thenStat, final StatementTree elseStat) {
super(node);
this.cond = cond;
this.thenStat = thenStat;
this.elseStat = elseStat;
}
@Override
public Kind getKind() {
return Kind.IF;
}
@Override
public ExpressionTree getCondition() {
return cond;
}
@Override
public StatementTree getThenStatement() {
return thenStat;
}
/**
* @return null if this if statement has no else branch.
*/
@Override
public StatementTree getElseStatement() {
return elseStat;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitIf(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for an 'instanceof' expression.
*
* For example:
* <pre>
* <em>expression</em> instanceof <em>type</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface InstanceOfTree extends ExpressionTree {
/**
* Returns the expression whose type is being checked.
*
* @return the expression whose type is being checked
*/
ExpressionTree getExpression();
/**
* Returns the type expression.
*
* @return the type expression
*/
Tree getType();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.BinaryNode;
import jdk.nashorn.internal.parser.TokenType;
final class InstanceOfTreeImpl extends BinaryTreeImpl implements InstanceOfTree {
InstanceOfTreeImpl(final BinaryNode node,
final ExpressionTree expr,
final ExpressionTree type) {
super(node, expr, type);
assert node.tokenType() == TokenType.INSTANCEOF : "instanceof expected";
}
@Override
public Kind getKind() {
return Kind.INSTANCE_OF;
}
@Override
public ExpressionTree getExpression() {
return getLeftOperand();
}
@Override
public Tree getType() {
return getRightOperand();
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitInstanceOf(this, data);
}
}

53
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for a labeled statement.
*
* For example:
* <pre>
* <em>label</em> : <em>statement</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface LabeledStatementTree extends StatementTree {
/**
* Returns the label associated with this statement.
*
* @return the label
*/
String getLabel();
/**
* Returns the statement being labeled.
*
* @return the statement labeled
*/
StatementTree getStatement();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.LabelNode;
final class LabeledStatementTreeImpl extends StatementTreeImpl
implements LabeledStatementTree {
private final String name;
private final StatementTree stat;
LabeledStatementTreeImpl(final LabelNode node, final StatementTree stat) {
super(node);
this.name = node.getLabelName();
this.stat = stat;
}
@Override
public Kind getKind() {
return Kind.LABELED_STATEMENT;
}
@Override
public String getLabel() {
return name;
}
@Override
public StatementTree getStatement() {
return stat;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitLabeledStatement(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* Provides methods to convert between character positions and line numbers
* for a compilation unit.
*
* @since 1.9
*/
@jdk.Exported
public interface LineMap {
/**
* Find the line containing a position; a line termination
* character is on the line it terminates.
*
* @param pos character offset of the position
* @return the line number of pos (first line is 1)
*/
long getLineNumber(long pos);
/**
* Find the column for a character position.
* Tab characters preceding the position on the same line
* will be expanded when calculating the column number.
*
* @param pos character offset of the position
* @return the tab-expanded column number of pos (first column is 1)
*/
long getColumnNumber(long pos);
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.runtime.Source;
final class LineMapImpl implements LineMap {
private final Source source;
LineMapImpl(final Source source) {
this.source = source;
}
@Override
public long getLineNumber(long pos) {
return source.getLine((int)pos);
}
@Override
public long getColumnNumber(long pos) {
return source.getColumn((int)pos);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for a literal expression.
* Use {@link #getKind getKind} to determine the kind of literal.
*
* For example:
* <pre>
* <em>value</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface LiteralTree extends ExpressionTree {
/**
* Returns the value of this literal.
*
* @return the value of this literal
*/
Object getValue();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.LiteralNode;
final class LiteralTreeImpl extends ExpressionTreeImpl implements LiteralTree {
private final Object value;
private final Kind kind;
LiteralTreeImpl(final LiteralNode<?> node) {
super(node);
this.kind = literalKind(node);
this.value = node.getValue();
}
@Override
public Kind getKind() {
return kind;
}
@Override
public Object getValue() {
return value;
}
private static Kind literalKind(final LiteralNode<?> node) {
if (node.isBoolean()) {
return Kind.BOOLEAN_LITERAL;
} else if (node.isNumeric()) {
return Kind.NUMBER_LITERAL;
} else if (node.isString()) {
return Kind.STRING_LITERAL;
} else if (node.isNull()) {
return Kind.NULL_LITERAL;
} else {
throw new AssertionError("should not reach here: " + node.getValue());
}
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitLiteral(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A mixin for "loop" statements.
*
* @since 1.9
*/
@jdk.Exported
public interface LoopTree extends StatementTree {
/**
* Returns the statement contained in this 'loop' statement.
*
* @return the statement
*/
StatementTree getStatement();
}

53
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for a member access expression.
*
* For example:
* <pre>
* <em>expression</em> . <em>identifier</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface MemberSelectTree extends ExpressionTree {
/**
* The object expression whose member is being selected.
*
* @return the object whose member is selected
*/
ExpressionTree getExpression();
/**
* Returns the name of the property.
*
* @return the name of the property
*/
String getIdentifier();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.AccessNode;
final class MemberSelectTreeImpl extends ExpressionTreeImpl
implements MemberSelectTree {
private final String ident;
private final ExpressionTree expr;
MemberSelectTreeImpl(final AccessNode node, final ExpressionTree expr) {
super(node);
this.ident = node.getProperty();
this.expr = expr;
}
@Override
public Kind getKind() {
return Kind.MEMBER_SELECT;
}
@Override
public ExpressionTree getExpression() {
return expr;
}
@Override
public String getIdentifier() {
return ident;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitMemberSelect(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
/**
* A tree node to declare a new instance of a class.
*
* For example:
* <pre>
* new <em>identifier</em> ( )
*
* new <em>identifier</em> ( <em>arguments</em> )
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface NewTree extends ExpressionTree {
/**
* Returns the constructor expression of this 'new' expression.
*
* @return the constructor expression of this 'new' expression
*/
ExpressionTree getConstructorExpression();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.UnaryNode;
import jdk.nashorn.internal.parser.TokenType;
final class NewTreeImpl extends ExpressionTreeImpl implements NewTree {
private final ExpressionTree constrExpr;
NewTreeImpl(final UnaryNode node, final ExpressionTree constrExpr) {
super(node);
assert (node.tokenType() == TokenType.NEW) : "new expected";
this.constrExpr = constrExpr;
}
@Override
public Kind getKind() {
return Kind.NEW;
}
@Override
public ExpressionTree getConstructorExpression() {
return constrExpr;
}
@Override
public <R, D> R accept(TreeVisitor<R, D> visitor, D data) {
return visitor.visitNew(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
/**
* Represents ECMAScript object literal expression.
*
* @since 1.9
*/
@jdk.Exported
public interface ObjectLiteralTree extends ExpressionTree {
/**
* Returns the list of properties of this object literal.
*
* @return the list of properties of this object literal
*/
public List<? extends PropertyTree> getProperties();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
import jdk.nashorn.internal.ir.ObjectNode;
final class ObjectLiteralTreeImpl extends ExpressionTreeImpl
implements ObjectLiteralTree {
private final List<? extends PropertyTree> props;
ObjectLiteralTreeImpl(final ObjectNode node, final List<? extends PropertyTree> props) {
super(node);
this.props = props;
}
@Override
public Kind getKind() {
return Kind.OBJECT_LITERAL;
}
@Override
public List<? extends PropertyTree> getProperties() {
return props;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitObjectLiteral(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for a parenthesized expression. Note: parentheses
* not be preserved by the parser.
*
* For example:
* <pre>
* ( <em>expression</em> )
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface ParenthesizedTree extends ExpressionTree {
/**
* Returns the expression within the parenthesis.
*
* @return the expression within the parenthesis
*/
ExpressionTree getExpression();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.io.File;
import java.io.IOException;
import java.io.Reader;
import java.net.URL;
import java.nio.file.Path;
import jdk.nashorn.api.scripting.NashornException;
import jdk.nashorn.api.scripting.ScriptObjectMirror;
/**
* Represents nashorn ECMAScript parser instance.
*
* @since 1.9
*/
@jdk.Exported
public interface Parser {
/**
* Parses the source file and returns compilation unit tree
*
* @param file source file to parse
* @param listener to receive diagnostic messages from the parser. This can be null.
* if null is passed, a NashornException is thrown on the first parse error.
* @return compilation unit tree
* @throws NullPointerException if file is null
* @throws IOException if parse source read fails
* @throws NashornException is thrown if no listener is supplied and parser encounters error
*/
public CompilationUnitTree parse(final File file, final DiagnosticListener listener) throws IOException, NashornException;
/**
* Parses the source Path and returns compilation unit tree
*
* @param path source Path to parse
* @param listener to receive diagnostic messages from the parser. This can be null.
* if null is passed, a NashornException is thrown on the first parse error.
* @return compilation unit tree
* @throws NullPointerException if path is null
* @throws IOException if parse source read fails
* @throws NashornException is thrown if no listener is supplied and parser encounters error
*/
public CompilationUnitTree parse(final Path path, final DiagnosticListener listener) throws IOException, NashornException;
/**
* Parses the source url and returns compilation unit tree
*
* @param url source file to parse
* @param listener to receive diagnostic messages from the parser. This can be null.
* if null is passed, a NashornException is thrown on the first parse error.
* @return compilation unit tree
* @throws NullPointerException if url is null
* @throws IOException if parse source read fails
* @throws NashornException is thrown if no listener is supplied and parser encounters error
*/
public CompilationUnitTree parse(final URL url, final DiagnosticListener listener) throws IOException, NashornException;
/**
* Parses the readerand returns compilation unit tree
*
* @param name name of the source file to parse
* @param reader from which source is read
* @param listener to receive diagnostic messages from the parser. This can be null.
* if null is passed, a NashornException is thrown on the first parse error.
* @return compilation unit tree
* @throws NullPointerException if name or reader is null
* @throws IOException if parse source read fails
* @throws NashornException is thrown if no listener is supplied and parser encounters error
*/
public CompilationUnitTree parse(final String name, Reader reader, final DiagnosticListener listener) throws IOException, NashornException;
/**
* Parses the string source and returns compilation unit tree
*
* @param name of the source
* @param code string source
* @param listener to receive diagnostic messages from the parser. This can be null.
* if null is passed, a NashornException is thrown on the first parse error.
* @return compilation unit tree
* @throws NullPointerException if name or code is null
* @throws NashornException is thrown if no listener is supplied and parser encounters error
*/
public CompilationUnitTree parse(final String name, String code, final DiagnosticListener listener) throws NashornException;
/**
* Parses the source from script object and returns compilation unit tree
*
* @param scriptObj script object whose script and name properties are used for script source
* @param listener to receive diagnostic messages from the parser. This can be null.
* if null is passed, a NashornException is thrown on the first parse error.
* @return compilation unit tree
* @throws NullPointerException if scriptObj is null
* @throws NashornException is thrown if no listener is supplied and parser encounters error
*/
public CompilationUnitTree parse(final ScriptObjectMirror scriptObj, final DiagnosticListener listener) throws NashornException;
/**
* Factory method to create a new instance of Parser.
*
* @param options configuration options to initialize the Parser.
* Currently the following options are supported:
*
* <dl>
* <dt>"--const-as-var"</dt><dd>treat "const" declaration as "var"</dd>
* <dt>"-dump-on-error" or "-doe"</dt><dd>dump stack trace on error</dd>
* <dt>"--empty-statements"</dt><dd>include empty statement nodes</dd>
* <dt>"--no-syntax-extensions" or "-nse"</dt><dd>disable ECMAScript syntax extensions</dd>
* <dt>"-scripting"</dt><dd>enable scripting mode extensions</dd>
* <dt>"-strict"</dt><dd>enable ECMAScript strict mode</dd>
* </dl>
*
* @throws NullPointerException if options arrry or any of it's element is null
* @throws IllegalArgumentException on unsupported option value.
* @return a new Parser instance.
*/
public static Parser create(final String... options) throws IllegalArgumentException {
options.getClass();
for (String opt : options) {
switch (opt) {
case "--const-as-var":
case "-dump-on-error":
case "-doe":
case "--empty-statements":
case "--no-syntax-extensions":
case "-nse":
case "-scripting":
case "-strict":
break;
default:
throw new IllegalArgumentException(opt);
}
}
return new ParserImpl(options);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.Reader;
import java.net.URL;
import java.nio.file.Path;
import java.util.Map;
import java.util.Objects;
import jdk.nashorn.api.scripting.NashornException;
import jdk.nashorn.api.scripting.ScriptObjectMirror;
import jdk.nashorn.internal.ir.FunctionNode;
import jdk.nashorn.internal.runtime.Context;
import jdk.nashorn.internal.runtime.ErrorManager;
import jdk.nashorn.internal.runtime.JSType;
import jdk.nashorn.internal.runtime.ParserException;
import jdk.nashorn.internal.runtime.ScriptEnvironment;
import jdk.nashorn.internal.runtime.Source;
import jdk.nashorn.internal.runtime.options.Options;
final class ParserImpl implements Parser {
private final ScriptEnvironment env;
ParserImpl(final String... args) throws IllegalArgumentException {
Objects.requireNonNull(args);
Options options = new Options("nashorn");
options.process(args);
this.env = new ScriptEnvironment(options,
new PrintWriter(System.out), new PrintWriter(System.err));
}
@Override
public CompilationUnitTree parse(final File file, final DiagnosticListener listener) throws IOException, NashornException {
Objects.requireNonNull(file);
final Source src = Source.sourceFor(file.getName(), file);
return translate(makeParser(src, listener).parse());
}
@Override
public CompilationUnitTree parse(final Path path, final DiagnosticListener listener) throws IOException, NashornException {
Objects.requireNonNull(path);
final Source src = Source.sourceFor(path.toString(), path);
return translate(makeParser(src, listener).parse());
}
@Override
public CompilationUnitTree parse(final URL url, final DiagnosticListener listener) throws IOException, NashornException {
final Source src = Source.sourceFor(url.toString(), url);
return translate(makeParser(src, listener).parse());
}
@Override
public CompilationUnitTree parse(final String name, final Reader reader, final DiagnosticListener listener) throws IOException, NashornException {
Objects.requireNonNull(name);
Objects.requireNonNull(reader);
final Source src = Source.sourceFor(name, reader);
return translate(makeParser(src, listener).parse());
}
@Override
public CompilationUnitTree parse(final String name, final String code, final DiagnosticListener listener) throws NashornException {
final Source src = Source.sourceFor(name, code);
return translate(makeParser(src, listener).parse());
}
@Override
public CompilationUnitTree parse(final ScriptObjectMirror scriptObj, final DiagnosticListener listener) throws NashornException {
Objects.requireNonNull(scriptObj);
final Map<?,?> map = scriptObj;
if (map.containsKey("script") && map.containsKey("name")) {
final String script = JSType.toString(map.get("script"));
final String name = JSType.toString(map.get("name"));
final Source src = Source.sourceFor(name, script);
return translate(makeParser(src, listener).parse());
} else {
throw new IllegalArgumentException("can't find 'script' and 'name' properties");
}
}
private jdk.nashorn.internal.parser.Parser makeParser(final Source source, final DiagnosticListener listener) {
final ErrorManager errMgr = listener != null? new ListenerErrorManager(listener) : new Context.ThrowErrorManager();
return new jdk.nashorn.internal.parser.Parser(env, source, errMgr);
}
private static class ListenerErrorManager extends ErrorManager {
private final DiagnosticListener listener;
ListenerErrorManager(final DiagnosticListener listener) {
// null check
listener.getClass();
this.listener = listener;
}
@Override
public void error(final String msg) {
error(new ParserException(msg));
}
@Override
public void error(final ParserException e) {
listener.report(new DiagnosticImpl(e, Diagnostic.Kind.ERROR));
}
@Override
public void warning(final String msg) {
warning(new ParserException(msg));
}
@Override
public void warning(final ParserException e) {
listener.report(new DiagnosticImpl(e, Diagnostic.Kind.WARNING));
}
}
private CompilationUnitTree translate(final FunctionNode node) {
return new IRTranslator().translate(node);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* To represent property setting in an object literal tree.
*
* @since 1.9
*/
@jdk.Exported
public interface PropertyTree extends Tree {
/**
* Returns the name of this property.
*
* @return the name of the property
*/
public ExpressionTree getKey();
/**
* Returns the value of this property. This is null for accessor properties.
*
* @return the value of the property
*/
public ExpressionTree getValue();
/**
* Returns the setter function of this property if this
* is an accessor property. This is null for data properties.
*
* @return the setter function of the property
*/
public FunctionExpressionTree getGetter();
/**
* Returns the getter function of this property if this
* is an accessor property. This is null for data properties.
*
* @return the getter function of the property
*/
public FunctionExpressionTree getSetter();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.PropertyNode;
final class PropertyTreeImpl extends TreeImpl implements PropertyTree {
private final ExpressionTree key;
private final ExpressionTree value;
private final FunctionExpressionTree getter;
private final FunctionExpressionTree setter;
PropertyTreeImpl(final PropertyNode node,
final ExpressionTree key,
final ExpressionTree value,
final FunctionExpressionTree getter,
final FunctionExpressionTree setter) {
super(node);
this.key = key;
this.value = value;
this.getter = getter;
this.setter = setter;
}
@Override
public Kind getKind() {
return Kind.PROPERTY;
}
@Override
public ExpressionTree getKey() {
return key;
}
@Override
public ExpressionTree getValue() {
return value;
}
@Override
public FunctionExpressionTree getGetter() {
return getter;
}
@Override
public FunctionExpressionTree getSetter() {
return setter;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitProperty(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* Represents regular expression literal in the source code.
*
* @since 1.9
*/
@jdk.Exported
public interface RegExpLiteralTree extends Tree {
/**
* Regular expression pattern to match.
*
* @return regular expression patten
*/
public String getPattern();
/**
* Regular expression matching options.
*
* @return options like "i" for ignoreCase used
*/
public String getOptions();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.LiteralNode;
import jdk.nashorn.internal.parser.Lexer;
final class RegExpLiteralTreeImpl extends ExpressionTreeImpl
implements RegExpLiteralTree {
private final String pattern;
private final String options;
RegExpLiteralTreeImpl(final LiteralNode<?> node) {
super(node);
assert node.getValue() instanceof Lexer.RegexToken : "regexp expected";
final Lexer.RegexToken regex = (Lexer.RegexToken) node.getValue();
this.pattern = regex.getExpression();
this.options = regex.getOptions();
}
@Override
public Kind getKind() {
return Kind.REGEXP_LITERAL;
}
@Override
public String getPattern() {
return pattern;
}
@Override
public String getOptions() {
return options;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitRegExpLiteral(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for a 'return' statement.
*
* For example:
* <pre>
* return;
* return <em>expression</em>;
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface ReturnTree extends StatementTree {
/**
* Returns the expression being returned. This is null if no value
* is being returned. i.e., empty return statement.
*
* @return the returned expression
*/
ExpressionTree getExpression();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.ReturnNode;
final class ReturnTreeImpl extends StatementTreeImpl implements ReturnTree {
private final ExpressionTree expr;
ReturnTreeImpl(final ReturnNode returnNode, final ExpressionTree expr) {
super(returnNode);
this.expr = expr;
}
@Override
public Tree.Kind getKind() {
return Tree.Kind.RETURN;
}
@Override
public ExpressionTree getExpression() {
return expr;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitReturn(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A simple implementation of the TreeVisitor for ECMAScript edition 5.1.
*
* <p>The visit methods corresponding to ES 5.1 language constructs walk the
* "components" of the given tree by calling accept method passing the
* current visitor and the additional parameter.
*
* <p>For constructs introduced in later versions, {@code visitUnknown}
* is called instead which throws {@link UnknownTreeException}.
*
* <p> Methods in this class may be overridden subject to their
* general contract. Note that annotating methods in concrete
* subclasses with {@link java.lang.Override @Override} will help
* ensure that methods are overridden as intended.
*
* @param <R> the return type of this visitor's methods. Use {@link
* Void} for visitors that do not need to return results.
* @param <P> the type of the additional parameter to this visitor's
* methods. Use {@code Void} for visitors that do not need an
* additional parameter.
*/
public class SimpleTreeVisitorES5_1<R, P> implements TreeVisitor<R, P> {
@Override
public R visitAssignment(AssignmentTree node, P r) {
node.getVariable().accept(this, r);
node.getExpression().accept(this, r);
return null;
}
@Override
public R visitCompoundAssignment(CompoundAssignmentTree node, P r) {
node.getVariable().accept(this, r);
node.getExpression().accept(this, r);
return null;
}
@Override
public R visitBinary(BinaryTree node, P r) {
node.getLeftOperand().accept(this, r);
node.getRightOperand().accept(this, r);
return null;
}
@Override
public R visitBlock(BlockTree node, P r) {
node.getStatements().forEach((tree) -> {
tree.accept(this, r);
});
return null;
}
@Override
public R visitBreak(BreakTree node, P r) {
return null;
}
@Override
public R visitCase(CaseTree node, P r) {
final Tree caseVal = node.getExpression();
if (caseVal != null) {
caseVal.accept(this, r);
}
node.getStatements().forEach((tree) -> {
tree.accept(this, r);
});
return null;
}
@Override
public R visitCatch(CatchTree node, P r) {
final Tree cond = node.getCondition();
if (cond != null) {
cond.accept(this, r);
}
node.getParameter().accept(this, r);
node.getBlock().accept(this, r);
return null;
}
@Override
public R visitConditionalExpression(ConditionalExpressionTree node, P r) {
node.getCondition().accept(this, r);
node.getTrueExpression().accept(this, r);
node.getFalseExpression().accept(this, r);
return null;
}
@Override
public R visitContinue(ContinueTree node, P r) {
return null;
}
@Override
public R visitDebugger(DebuggerTree node, P r) {
return null;
}
@Override
public R visitDoWhileLoop(DoWhileLoopTree node, P r) {
node.getStatement().accept(this, r);
node.getCondition().accept(this, r);
return null;
}
@Override
public R visitErroneous(ErroneousTree node, P r) {
return null;
}
@Override
public R visitExpressionStatement(ExpressionStatementTree node, P r) {
node.getExpression().accept(this, r);
return null;
}
@Override
public R visitForLoop(ForLoopTree node, P r) {
final Tree init = node.getInitializer();
if (init != null) {
init.accept(this, r);
}
final Tree cond = node.getCondition();
if (cond != null) {
cond.accept(this, r);
}
final Tree update = node.getUpdate();
if (update != null) {
update.accept(this, r);
}
node.getStatement().accept(this, r);
return null;
}
@Override
public R visitForInLoop(ForInLoopTree node, P r) {
node.getVariable().accept(this, r);
node.getExpression().accept(this, r);
final StatementTree stat = node.getStatement();
if (stat != null) {
stat.accept(this, r);
}
return null;
}
@Override
public R visitFunctionCall(FunctionCallTree node, P r) {
node.getFunctionSelect().accept(this, r);
node.getArguments().forEach((tree) -> {
tree.accept(this, r);
});
return null;
}
@Override
public R visitFunctionDeclaration(FunctionDeclarationTree node, P r) {
node.getParameters().forEach((tree) -> {
tree.accept(this, r);
});
node.getBody().accept(this, r);
return null;
}
@Override
public R visitFunctionExpression(FunctionExpressionTree node, P r) {
node.getParameters().forEach((tree) -> {
tree.accept(this, r);
});
node.getBody().accept(this, r);
return null;
}
@Override
public R visitIdentifier(IdentifierTree node, P r) {
return null;
}
@Override
public R visitIf(IfTree node, P r) {
node.getCondition().accept(this, r);
node.getThenStatement().accept(this, r);
final Tree elseStat = node.getElseStatement();
if (elseStat != null) {
elseStat.accept(this, r);
}
return null;
}
@Override
public R visitArrayAccess(ArrayAccessTree node, P r) {
node.getExpression().accept(this, r);
node.getIndex().accept(this, r);
return null;
}
@Override
public R visitArrayLiteral(ArrayLiteralTree node, P r) {
node.getElements().stream().filter((tree) -> (tree != null)).forEach((tree) -> {
tree.accept(this, r);
});
return null;
}
@Override
public R visitLabeledStatement(LabeledStatementTree node, P r) {
node.getStatement().accept(this, r);
return null;
}
@Override
public R visitLiteral(LiteralTree node, P r) {
return null;
}
@Override
public R visitParenthesized(ParenthesizedTree node, P r) {
node.getExpression().accept(this, r);
return null;
}
@Override
public R visitReturn(ReturnTree node, P r) {
final Tree retExpr = node.getExpression();
if (retExpr != null) {
retExpr.accept(this, r);
}
return null;
}
@Override
public R visitMemberSelect(MemberSelectTree node, P r) {
node.getExpression().accept(this, r);
return null;
}
@Override
public R visitNew(NewTree node, P r) {
node.getConstructorExpression().accept(this, r);
return null;
}
@Override
public R visitObjectLiteral(ObjectLiteralTree node, P r) {
node.getProperties().forEach((tree) -> {
tree.accept(this, r);
});
return null;
}
@Override
public R visitProperty(PropertyTree node, P r) {
FunctionExpressionTree getter = node.getGetter();
if (getter != null) {
getter.accept(this, r);
}
ExpressionTree key = node.getKey();
if (key != null) {
key.accept(this, r);
}
FunctionExpressionTree setter = node.getSetter();
if (setter != null) {
setter.accept(this, r);
}
ExpressionTree value = node.getValue();
if (value != null) {
value.accept(this, r);
}
return null;
}
@Override
public R visitRegExpLiteral(RegExpLiteralTree node, P r) {
return null;
}
@Override
public R visitEmptyStatement(EmptyStatementTree node, P r) {
return null;
}
@Override
public R visitSwitch(SwitchTree node, P r) {
node.getExpression().accept(this, r);
node.getCases().forEach((tree) -> {
tree.accept(this, r);
});
return null;
}
@Override
public R visitThrow(ThrowTree node, P r) {
node.getExpression().accept(this, r);
return null;
}
@Override
public R visitCompilationUnit(CompilationUnitTree node, P r) {
node.getSourceElements().forEach((tree) -> {
tree.accept(this, r);
});
return null;
}
@Override
public R visitTry(TryTree node, P r) {
node.getBlock().accept(this, r);
node.getCatches().forEach((tree) -> {
tree.accept(this, r);
});
final Tree finallyBlock = node.getFinallyBlock();
if (finallyBlock != null) {
finallyBlock.accept(this, r);
}
return null;
}
@Override
public R visitInstanceOf(InstanceOfTree node, P r) {
node.getType().accept(this, r);
node.getExpression().accept(this, r);
return null;
}
@Override
public R visitUnary(UnaryTree node, P r) {
node.getExpression().accept(this, r);
return null;
}
@Override
public R visitVariable(VariableTree node, P r) {
if (node.getInitializer() != null) {
node.getInitializer().accept(this, r);
}
return null;
}
@Override
public R visitWhileLoop(WhileLoopTree node, P r) {
node.getCondition().accept(this, r);
node.getStatement().accept(this, r);
return null;
}
@Override
public R visitWith(WithTree node, P r) {
node.getScope().accept(this, r);
node.getStatement().accept(this, r);
return null;
}
@Override
public R visitUnknown(Tree node, P r) {
// unknown in ECMAScript 5.1 edition
throw new UnknownTreeException(node, r);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node used as the base class for the different kinds of
* statements.
*
* @since 1.9
*/
@jdk.Exported
public interface StatementTree extends Tree {
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.Block;
import jdk.nashorn.internal.ir.Statement;
abstract class StatementTreeImpl extends TreeImpl implements StatementTree {
StatementTreeImpl(final Statement stat) {
super(stat);
}
StatementTreeImpl(final Block stat) {
super(stat);
}
}

58
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
/**
* A tree node for a 'switch' statement.
*
* For example:
* <pre>
* switch ( <em>expression</em> ) {
* <em>cases</em>
* }
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface SwitchTree extends StatementTree {
/**
* Returns the expression on which this statement switches.
*
* @return the switch expression
*/
ExpressionTree getExpression();
/**
* Returns the list of 'case' statements.
*
* @return the 'case' statements
*/
List<? extends CaseTree> getCases();
}

61
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
import jdk.nashorn.internal.ir.SwitchNode;
final class SwitchTreeImpl extends StatementTreeImpl implements SwitchTree {
private final ExpressionTree expr;
private final List<? extends CaseTree> cases;
SwitchTreeImpl(final SwitchNode node,
final ExpressionTree expr,
List<? extends CaseTree> cases) {
super(node);
this.expr = expr;
this.cases = cases;
}
@Override
public Kind getKind() {
return Kind.SWITCH;
}
@Override
public ExpressionTree getExpression() {
return expr;
}
@Override
public List<? extends CaseTree> getCases() {
return cases;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitSwitch(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for a 'throw' statement.
*
* For example:
* <pre>
* throw <em>expression</em>;
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface ThrowTree extends StatementTree {
/**
* Returns the expression being thrown.
*
* @return the expression being thrown.
*/
ExpressionTree getExpression();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.ThrowNode;
final class ThrowTreeImpl extends StatementTreeImpl implements ThrowTree {
private final ExpressionTree expr;
ThrowTreeImpl(final ThrowNode node, final ExpressionTree expr) {
super(node);
this.expr = expr;
}
@Override
public Kind getKind() {
return Kind.THROW;
}
@Override
public ExpressionTree getExpression() {
return expr;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitThrow(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* Common interface for all nodes in an abstract syntax tree.
*
* <p><b>WARNING:</b> This interface and its sub-interfaces are
* subject to change as the ECMAScript programming language evolves.
*
* @since 1.9
*/
@jdk.Exported
public interface Tree {
/**
* Enumerates all kinds of trees.
*/
@jdk.Exported
public enum Kind {
/**
* Used for instances of {@link ArrayAccessTree}.
*/
ARRAY_ACCESS(ArrayAccessTree.class),
/**
* Used for instances of {@link ArrayLiteralTree}.
*/
ARRAY_LITERAL(ArrayLiteralTree.class),
/**
* Used for instances of {@link AssignmentTree}.
*/
ASSIGNMENT(AssignmentTree.class),
/**
* Used for instances of {@link BlockTree}.
*/
BLOCK(BlockTree.class),
/**
* Used for instances of {@link BreakTree}.
*/
BREAK(BreakTree.class),
/**
* Used for instances of {@link CaseTree}.
*/
CASE(CaseTree.class),
/**
* Used for instances of {@link CatchTree}.
*/
CATCH(CatchTree.class),
/**
* Used for instances of {@link CompilationUnitTree}.
*/
COMPILATION_UNIT(CompilationUnitTree.class),
/**
* Used for instances of {@link ConditionalExpressionTree}.
*/
CONDITIONAL_EXPRESSION(ConditionalExpressionTree.class),
/**
* Used for instances of {@link ContinueTree}.
*/
CONTINUE(ContinueTree.class),
/**
* Used for instances of {@link DoWhileLoopTree}.
*/
DO_WHILE_LOOP(DoWhileLoopTree.class),
/**
* Used for instances of {@link DebuggerTree}.
*/
DEBUGGER(DebuggerTree.class),
/**
* Used for instances of {@link ForInLoopTree}.
*/
FOR_IN_LOOP(ForInLoopTree.class),
/**
* Used for instances of {@link FunctionExpressionTree}.
*/
FUNCTION_EXPRESSION(FunctionExpressionTree.class),
/**
* Used for instances of {@link ErroneousTree}.
*/
ERROR(ErroneousTree.class),
/**
* Used for instances of {@link ExpressionStatementTree}.
*/
EXPRESSION_STATEMENT(ExpressionStatementTree.class),
/**
* Used for instances of {@link MemberSelectTree}.
*/
MEMBER_SELECT(MemberSelectTree.class),
/**
* Used for instances of {@link ForLoopTree}.
*/
FOR_LOOP(ForLoopTree.class),
/**
* Used for instances of {@link IdentifierTree}.
*/
IDENTIFIER(IdentifierTree.class),
/**
* Used for instances of {@link IfTree}.
*/
IF(IfTree.class),
/**
* Used for instances of {@link InstanceOfTree}.
*/
INSTANCE_OF(InstanceOfTree.class),
/**
* Used for instances of {@link LabeledStatementTree}.
*/
LABELED_STATEMENT(LabeledStatementTree.class),
/**
* Used for instances of {@link FunctionDeclarationTree}.
*/
FUNCTION(FunctionDeclarationTree.class),
/**
* Used for instances of {@link FunctionCallTree}.
*/
FUNCTION_INVOCATION(FunctionCallTree.class),
/**
* Used for instances of {@link NewTree}.
*/
NEW(NewTree.class),
/**
* Used for instances of {@link ObjectLiteralTree}.
*/
OBJECT_LITERAL(ObjectLiteralTree.class),
/**
* Used for instances of {@link ParenthesizedTree}.
*/
PARENTHESIZED(ParenthesizedTree.class),
/**
* Used for instances of {@link PropertyTree}.
*/
PROPERTY(PropertyTree.class),
/**
* Used for instances of {@link RegExpLiteralTree}.
*/
REGEXP_LITERAL(RegExpLiteralTree.class),
/**
* Used for instances of {@link ReturnTree}.
*/
RETURN(ReturnTree.class),
/**
* Used for instances of {@link EmptyStatementTree}.
*/
EMPTY_STATEMENT(EmptyStatementTree.class),
/**
* Used for instances of {@link SwitchTree}.
*/
SWITCH(SwitchTree.class),
/**
* Used for instances of {@link ThrowTree}.
*/
THROW(ThrowTree.class),
/**
* Used for instances of {@link TryTree}.
*/
TRY(TryTree.class),
/**
* Used for instances of {@link VariableTree}.
*/
VARIABLE(VariableTree.class),
/**
* Used for instances of {@link WhileLoopTree}.
*/
WHILE_LOOP(WhileLoopTree.class),
/**
* Used for instances of {@link WithTree}.
*/
WITH(WithTree.class),
/**
* Used for instances of {@link UnaryTree} representing postfix
* increment operator {@code ++}.
*/
POSTFIX_INCREMENT(UnaryTree.class),
/**
* Used for instances of {@link UnaryTree} representing postfix
* decrement operator {@code --}.
*/
POSTFIX_DECREMENT(UnaryTree.class),
/**
* Used for instances of {@link UnaryTree} representing prefix
* increment operator {@code ++}.
*/
PREFIX_INCREMENT(UnaryTree.class),
/**
* Used for instances of {@link UnaryTree} representing prefix
* decrement operator {@code --}.
*/
PREFIX_DECREMENT(UnaryTree.class),
/**
* Used for instances of {@link UnaryTree} representing unary plus
* operator {@code +}.
*/
UNARY_PLUS(UnaryTree.class),
/**
* Used for instances of {@link UnaryTree} representing unary minus
* operator {@code -}.
*/
UNARY_MINUS(UnaryTree.class),
/**
* Used for instances of {@link UnaryTree} representing bitwise
* complement operator {@code ~}.
*/
BITWISE_COMPLEMENT(UnaryTree.class),
/**
* Used for instances of {@link UnaryTree} representing logical
* complement operator {@code !}.
*/
LOGICAL_COMPLEMENT(UnaryTree.class),
/**
* Used for instances of {@link UnaryTree} representing logical
* delete operator {@code delete}.
*/
DELETE(UnaryTree.class),
/**
* Used for instances of {@link UnaryTree} representing logical
* typeof operator {@code typeof}.
*/
TYPEOF(UnaryTree.class),
/**
* Used for instances of {@link UnaryTree} representing logical
* void operator {@code typeof}.
*/
VOID(UnaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* comma {@code ,}.
*/
COMMA(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* multiplication {@code *}.
*/
MULTIPLY(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* division {@code /}.
*/
DIVIDE(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* remainder {@code %}.
*/
REMAINDER(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* addition or string concatenation {@code +}.
*/
PLUS(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* subtraction {@code -}.
*/
MINUS(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* left shift {@code <<}.
*/
LEFT_SHIFT(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* right shift {@code >>}.
*/
RIGHT_SHIFT(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* unsigned right shift {@code >>>}.
*/
UNSIGNED_RIGHT_SHIFT(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* less-than {@code <}.
*/
LESS_THAN(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* greater-than {@code >}.
*/
GREATER_THAN(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* less-than-equal {@code <=}.
*/
LESS_THAN_EQUAL(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* greater-than-equal {@code >=}.
*/
GREATER_THAN_EQUAL(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* in operator {@code in}.
*/
IN(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* equal-to {@code ==}.
*/
EQUAL_TO(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* not-equal-to {@code !=}.
*/
NOT_EQUAL_TO(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* equal-to {@code ===}.
*/
STRICT_EQUAL_TO(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* not-equal-to {@code !==}.
*/
STRICT_NOT_EQUAL_TO(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* bitwise and logical "and" {@code &}.
*/
AND(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* bitwise and logical "xor" {@code ^}.
*/
XOR(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* bitwise and logical "or" {@code |}.
*/
OR(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* conditional-and {@code &&}.
*/
CONDITIONAL_AND(BinaryTree.class),
/**
* Used for instances of {@link BinaryTree} representing
* conditional-or {@code ||}.
*/
CONDITIONAL_OR(BinaryTree.class),
/**
* Used for instances of {@link CompoundAssignmentTree} representing
* multiplication assignment {@code *=}.
*/
MULTIPLY_ASSIGNMENT(CompoundAssignmentTree.class),
/**
* Used for instances of {@link CompoundAssignmentTree} representing
* division assignment {@code /=}.
*/
DIVIDE_ASSIGNMENT(CompoundAssignmentTree.class),
/**
* Used for instances of {@link CompoundAssignmentTree} representing
* remainder assignment {@code %=}.
*/
REMAINDER_ASSIGNMENT(CompoundAssignmentTree.class),
/**
* Used for instances of {@link CompoundAssignmentTree} representing
* addition or string concatenation assignment {@code +=}.
*/
PLUS_ASSIGNMENT(CompoundAssignmentTree.class),
/**
* Used for instances of {@link CompoundAssignmentTree} representing
* subtraction assignment {@code -=}.
*/
MINUS_ASSIGNMENT(CompoundAssignmentTree.class),
/**
* Used for instances of {@link CompoundAssignmentTree} representing
* left shift assignment {@code <<=}.
*/
LEFT_SHIFT_ASSIGNMENT(CompoundAssignmentTree.class),
/**
* Used for instances of {@link CompoundAssignmentTree} representing
* right shift assignment {@code >>=}.
*/
RIGHT_SHIFT_ASSIGNMENT(CompoundAssignmentTree.class),
/**
* Used for instances of {@link CompoundAssignmentTree} representing
* unsigned right shift assignment {@code >>>=}.
*/
UNSIGNED_RIGHT_SHIFT_ASSIGNMENT(CompoundAssignmentTree.class),
/**
* Used for instances of {@link CompoundAssignmentTree} representing
* bitwise and logical "and" assignment {@code &=}.
*/
AND_ASSIGNMENT(CompoundAssignmentTree.class),
/**
* Used for instances of {@link CompoundAssignmentTree} representing
* bitwise and logical "xor" assignment {@code ^=}.
*/
XOR_ASSIGNMENT(CompoundAssignmentTree.class),
/**
* Used for instances of {@link CompoundAssignmentTree} representing
* bitwise and logical "or" assignment {@code |=}.
*/
OR_ASSIGNMENT(CompoundAssignmentTree.class),
/**
* Used for instances of {@link LiteralTree} representing
* a number literal expression of type {@code double}.
*/
NUMBER_LITERAL(LiteralTree.class),
/**
* Used for instances of {@link LiteralTree} representing
* a boolean literal expression of type {@code boolean}.
*/
BOOLEAN_LITERAL(LiteralTree.class),
/**
* Used for instances of {@link LiteralTree} representing
* a string literal expression of type {@link String}.
*/
STRING_LITERAL(LiteralTree.class),
/**
* Used for instances of {@link LiteralTree} representing
* the use of {@code null}.
*/
NULL_LITERAL(LiteralTree.class),
/**
* An implementation-reserved node. This is the not the node
* you are looking for.
*/
OTHER(null);
Kind(Class<? extends Tree> intf) {
associatedInterface = intf;
}
public Class<? extends Tree> asInterface() {
return associatedInterface;
}
/**
* Returns if this is a literal tree kind or not.
*
* @return true if this is a literal tree kind, false otherwise
*/
public boolean isLiteral() {
return associatedInterface == LiteralTree.class;
}
/**
* Returns if this is an expression tree kind or not.
*
* @return true if this is an expression tree kind, false otherwise
*/
public boolean isExpression() {
return ExpressionTree.class.isAssignableFrom(associatedInterface);
}
/**
* Returns if this is a statement tree kind or not.
*
* @return true if this is a statement tree kind, false otherwise
*/
public boolean isStatement() {
return StatementTree.class.isAssignableFrom(associatedInterface);
}
private final Class<? extends Tree> associatedInterface;
}
/**
* Start character offset of this Tree within the source.
*
* @return the position
*/
long getStartPosition();
/**
* End character offset of this Tree within the source.
*
* @return the position
*/
long getEndPosition();
/**
* Gets the kind of this tree.
*
* @return the kind of this tree.
*/
Kind getKind();
/**
* Accept method used to implement the visitor pattern. The
* visitor pattern is used to implement operations on trees.
*
* @param <R> result type of this operation.
* @param <D> type of additional data.
* @param visitor tree visitor
* @param data additional data passed to visitor methods
* @return the value from visitor's visit methods
*/
<R,D> R accept(TreeVisitor<R,D> visitor, D data);
}

154
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.Node;
import jdk.nashorn.internal.parser.TokenType;
abstract class TreeImpl implements Tree {
protected final Node node;
TreeImpl(final Node node) {
this.node = node;
}
@Override
public long getStartPosition() {
return node.getStart();
}
@Override
public long getEndPosition() {
return node.getFinish();
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitUnknown(this, data);
}
static Kind getOperator(final TokenType tt) {
switch(tt) {
case NEW:
return Kind.NEW;
case NOT:
return Kind.LOGICAL_COMPLEMENT;
case NE:
return Kind.NOT_EQUAL_TO;
case NE_STRICT:
return Kind.STRICT_NOT_EQUAL_TO;
case MOD:
return Kind.REMAINDER;
case ASSIGN_MOD:
return Kind.REMAINDER_ASSIGNMENT;
case BIT_AND:
return Kind.AND;
case AND:
return Kind.CONDITIONAL_AND;
case ASSIGN_BIT_AND:
return Kind.AND_ASSIGNMENT;
case MUL:
return Kind.MULTIPLY;
case ASSIGN_MUL:
return Kind.MULTIPLY_ASSIGNMENT;
case ADD:
return Kind.PLUS;
case INCPREFIX:
return Kind.PREFIX_INCREMENT;
case INCPOSTFIX:
return Kind.POSTFIX_INCREMENT;
case ASSIGN_ADD:
return Kind.PLUS_ASSIGNMENT;
case SUB:
return Kind.MINUS;
case DECPREFIX:
return Kind.PREFIX_DECREMENT;
case DECPOSTFIX:
return Kind.POSTFIX_DECREMENT;
case ASSIGN_SUB:
return Kind.MINUS_ASSIGNMENT;
case DIV:
return Kind.DIVIDE;
case ASSIGN_DIV:
return Kind.DIVIDE_ASSIGNMENT;
case LT:
return Kind.LESS_THAN;
case SHL:
return Kind.LEFT_SHIFT;
case ASSIGN_SHL:
return Kind.LEFT_SHIFT_ASSIGNMENT;
case LE:
return Kind.LESS_THAN_EQUAL;
case ASSIGN:
return Kind.ASSIGNMENT;
case EQ:
return Kind.EQUAL_TO;
case EQ_STRICT:
return Kind.STRICT_EQUAL_TO;
case GT:
return Kind.GREATER_THAN;
case GE:
return Kind.GREATER_THAN_EQUAL;
case SAR:
return Kind.RIGHT_SHIFT;
case ASSIGN_SAR:
return Kind.RIGHT_SHIFT_ASSIGNMENT;
case SHR:
return Kind.UNSIGNED_RIGHT_SHIFT;
case ASSIGN_SHR:
return Kind.UNSIGNED_RIGHT_SHIFT_ASSIGNMENT;
case TERNARY:
return Kind.CONDITIONAL_EXPRESSION;
case BIT_XOR:
return Kind.XOR;
case ASSIGN_BIT_XOR:
return Kind.XOR_ASSIGNMENT;
case BIT_OR:
return Kind.OR;
case ASSIGN_BIT_OR:
return Kind.OR_ASSIGNMENT;
case OR:
return Kind.CONDITIONAL_OR;
case BIT_NOT:
return Kind.BITWISE_COMPLEMENT;
case DELETE:
return Kind.DELETE;
case TYPEOF:
return Kind.TYPEOF;
case VOID:
return Kind.VOID;
case IN:
return Kind.IN;
case INSTANCEOF:
return Kind.INSTANCE_OF;
case COMMARIGHT:
return Kind.COMMA;
default:
throw new AssertionError("should not reach here: " + tt);
}
}
}

438
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A visitor of trees, in the style of the visitor design pattern.
* Classes implementing this interface are used to operate
* on a tree when the kind of tree is unknown at compile time.
* When a visitor is passed to an tree's {@link Tree#accept
* accept} method, the <tt>visit<i>XYZ</i></tt> method most applicable
* to that tree is invoked.
*
* <p> Classes implementing this interface may or may not throw a
* {@code NullPointerException} if the additional parameter {@code p}
* is {@code null}; see documentation of the implementing class for
* details.
*
* <p> <b>WARNING:</b> It is possible that methods will be added to
this interface to accommodate new, currently unknown, language
structures added to future versions of the ECMAScript programming
language. When new visit methods are added for new Tree subtypes,
default method bodies will be introduced which will call visitUnknown
method as a fallback.
*
* @param <R> the return type of this visitor's methods. Use {@link
* Void} for visitors that do not need to return results.
* @param <P> the type of the additional parameter to this visitor's
* methods. Use {@code Void} for visitors that do not need an
* additional parameter.
*
* @since 1.9
*/
@jdk.Exported
public interface TreeVisitor<R,P> {
/**
* Visit assignment tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitAssignment(AssignmentTree node, P p);
/**
* Visit compound assignment tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitCompoundAssignment(CompoundAssignmentTree node, P p);
/**
* Visit binary expression tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitBinary(BinaryTree node, P p);
/**
* Visit block statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitBlock(BlockTree node, P p);
/**
* Visit break statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitBreak(BreakTree node, P p);
/**
* Visit case statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitCase(CaseTree node, P p);
/**
* Visit catch block statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitCatch(CatchTree node, P p);
/**
* Visit conditional expression tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitConditionalExpression(ConditionalExpressionTree node, P p);
/**
* Visit continue statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitContinue(ContinueTree node, P p);
/**
* Visit debugger statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitDebugger(DebuggerTree node, P p);
/**
* Visit do-while statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitDoWhileLoop(DoWhileLoopTree node, P p);
/**
* Visit error expression tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitErroneous(ErroneousTree node, P p);
/**
* Visit expression statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitExpressionStatement(ExpressionStatementTree node, P p);
/**
* Visit 'for' statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitForLoop(ForLoopTree node, P p);
/**
* Visit for..in statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitForInLoop(ForInLoopTree node, P p);
/**
* Visit function call expression tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitFunctionCall(FunctionCallTree node, P p);
/**
* Visit function declaration tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitFunctionDeclaration(FunctionDeclarationTree node, P p);
/**
* Visit function expression tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitFunctionExpression(FunctionExpressionTree node, P p);
/**
* Visit identifier tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitIdentifier(IdentifierTree node, P p);
/**
* Visit 'if' statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitIf(IfTree node, P p);
/**
* Visit array access expression tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitArrayAccess(ArrayAccessTree node, P p);
/**
* Visit array literal expression tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitArrayLiteral(ArrayLiteralTree node, P p);
/**
* Visit labeled statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitLabeledStatement(LabeledStatementTree node, P p);
/**
* Visit literal expression tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitLiteral(LiteralTree node, P p);
/**
* Visit parenthesized expression tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitParenthesized(ParenthesizedTree node, P p);
/**
* Visit return statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitReturn(ReturnTree node, P p);
/**
* Visit member select expression tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitMemberSelect(MemberSelectTree node, P p);
/**
* Visit 'new' expression tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitNew(NewTree node, P p);
/**
* Visit object literal tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitObjectLiteral(ObjectLiteralTree node, P p);
/**
* Visit a property of an object literal expression tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitProperty(PropertyTree node, P p);
/**
* Visit regular expression literal tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitRegExpLiteral(RegExpLiteralTree node, P p);
/**
* Visit an empty statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitEmptyStatement(EmptyStatementTree node, P p);
/**
* Visit 'switch' statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitSwitch(SwitchTree node, P p);
/**
* Visit 'throw' expression tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitThrow(ThrowTree node, P p);
/**
* Visit compilation unit tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitCompilationUnit(CompilationUnitTree node, P p);
/**
* Visit 'try' statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitTry(TryTree node, P p);
/**
* Visit 'instanceof' expression tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitInstanceOf(InstanceOfTree node, P p);
/**
* Visit unary expression tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitUnary(UnaryTree node, P p);
/**
* Visit variable declaration tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitVariable(VariableTree node, P p);
/**
* Visit 'while' statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitWhileLoop(WhileLoopTree node, P p);
/**
* Visit 'with' statement tree.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitWith(WithTree node, P p);
/**
* Visit unknown expression/statement tree. This fallback will be
* called if new Tree subtypes are introduced in future. A specific
* implementation may throw {{@linkplain UnknownTreeException unknown tree exception}
* if the visitor implementation was for an older language version.
*
* @param node node being visited
* @param p extra parameter passed to the visitor
* @return value from the visitor
*/
R visitUnknown(Tree node, P p);
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
/**
* A tree node for a 'try' statement.
*
* For example:
* <pre>
* try
* <em>block</em>
* <em>catches</em>
* finally
* <em>finallyBlock</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface TryTree extends StatementTree {
/**
* Returns the 'try' block of this 'try' statement.
*
* @return the 'try' block
*/
BlockTree getBlock();
/**
* Returns the list of 'catch' statements associated with this 'try'.
*
* @return the list of 'catch' statements associated with this 'try'.
*/
List<? extends CatchTree> getCatches();
/**
* Returns the 'finally' block associated with this 'try'. This is
* null if there is no 'finally' block associated with this 'try'.
*
* @return the 'finally' block associated with this 'try'.
*/
BlockTree getFinallyBlock();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import java.util.List;
import jdk.nashorn.internal.ir.TryNode;
final class TryTreeImpl extends StatementTreeImpl implements TryTree {
private final BlockTree block;
private final List<? extends CatchTree> catches;
private final BlockTree finallyBlock;
TryTreeImpl(final TryNode node,
final BlockTree block,
final List<? extends CatchTree> catches,
final BlockTree finallyBlock) {
super(node);
this.block = block;
this.catches = catches;
this.finallyBlock = finallyBlock;
}
@Override
public Kind getKind() {
return Kind.TRY;
}
@Override
public BlockTree getBlock() {
return block;
}
@Override
public List<? extends CatchTree> getCatches() {
return catches;
}
@Override
public BlockTree getFinallyBlock() {
return finallyBlock;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitTry(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* A tree node for postfix and unary expressions.
* Use {@link #getKind getKind} to determine the kind of operator.
*
* For example:
* <pre>
* <em>operator</em> <em>expression</em>
*
* <em>expression</em> <em>operator</em>
* </pre>
*
* @since 1.9
*/
@jdk.Exported
public interface UnaryTree extends ExpressionTree {
/**
* Returns the expression operated by the unary operator.
*
* @return The expression operated by the unary operator.
*/
ExpressionTree getExpression();
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
import jdk.nashorn.internal.ir.UnaryNode;
class UnaryTreeImpl extends ExpressionTreeImpl implements UnaryTree {
private final ExpressionTree expr;
private final Kind kind;
UnaryTreeImpl(final UnaryNode node, final ExpressionTree expr) {
super(node);
this.expr = expr;
this.kind = getOperator(node.tokenType());
}
@Override
public Kind getKind() {
return kind;
}
@Override
public ExpressionTree getExpression() {
return expr;
}
@Override
public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
return visitor.visitUnary(this, data);
}
}

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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.api.tree;
/**
* Indicates that an unknown kind of Tree was encountered. This
* can occur if the language evolves and new kinds of Trees are
* added to the {@code Tree} hierarchy. May be thrown by a
* {@linkplain TreeVisitor tree visitor} to indicate that the
* visitor was created for a prior version of the language.
*
* @since 1.9
*/
@jdk.Exported
public class UnknownTreeException extends RuntimeException {
private static final long serialVersionUID = 1L;
private transient final Tree tree;
private transient final Object parameter;
/**
* Creates a new {@code UnknownTreeException}. The {@code p}
* parameter may be used to pass in an additional argument with
* information about the context in which the unknown element was
* encountered; for example, the visit methods of {@link
* TreeVisitor} may pass in their additional parameter.
*
* @param t the unknown tree, may be {@code null}
* @param p an additional parameter, may be {@code null}
*/
public UnknownTreeException(Tree t, Object p) {
super("Unknown tree: " + t);
this.tree = t;
this.parameter = p;
}
/**
* Returns the unknown tree.
* The value may be unavailable if this exception has been
* serialized and then read back in.
*
* @return the unknown element, or {@code null} if unavailable
*/
public Tree getUnknownTree() {
return tree;
}
/**
* Returns the additional argument.
* The value may be unavailable if this exception has been
* serialized and then read back in.
*
* @return the additional argument
*/
public Object getArgument() {
return parameter;
}
}

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