46 lines
1.7 KiB
JavaScript
46 lines
1.7 KiB
JavaScript
/*
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* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* Nashorn parser API --empty-statements option test.
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*
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* @test
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* @run
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*/
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var SimpleTreeVisitor = Java.type("jdk.nashorn.api.tree.SimpleTreeVisitorES5_1");
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var Parser = Java.type("jdk.nashorn.api.tree.Parser");
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// with --empty-statements parse tree should contain
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// EmptyStatement tree nodes. Without this option, empty
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// statement Tree nodes may be optimized away by Parser.
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var emptyStatParser = Parser.create("--empty-statements");
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var emptyStat = ";";
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emptyStatParser.parse("empty.js", emptyStat, print).
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accept(new (Java.extend(SimpleTreeVisitor)) {
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visitEmptyStatement: function(node, p) {
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print("inside EmptyStatement visit");
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}
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}, null);
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