From 9757c082e13d32af46f961d7fdcddb62887f3fbf Mon Sep 17 00:00:00 2001 From: laurenz Date: Sat, 18 May 2024 16:18:52 +0200 Subject: [PATCH] Declaration is now a Statement and Varaibles can be declared anywhere BUT now it actually all get's parsed in the right order --- src/main/antlr/Decaf.g4 | 8 +- src/main/java/de/maishai/ASTGenerator.java | 8 +- src/main/java/de/maishai/BlockGenerator.java | 11 +- src/main/java/de/maishai/Compiler.java | 31 +- .../java/de/maishai/StatementGenerator.java | 63 +- .../java/de/maishai/VariableGenerator.java | 32 - src/main/java/de/maishai/antlr/Decaf.interp | 3 +- .../de/maishai/antlr/DecafBaseListener.java | 36 + .../de/maishai/antlr/DecafBaseVisitor.java | 21 + .../java/de/maishai/antlr/DecafListener.java | 34 + .../java/de/maishai/antlr/DecafParser.java | 952 ++++++++++-------- .../java/de/maishai/antlr/DecafVisitor.java | 20 + .../java/de/maishai/ast/records/Block.java | 2 +- .../de/maishai/ast/records/Declaration.java | 2 +- .../java/de/maishai/ast/records/Node.java | 2 +- .../de/maishai/ast/records/Statement.java | 2 +- .../typedast/typedclass/TypedBlock.java | 7 +- 17 files changed, 719 insertions(+), 515 deletions(-) delete mode 100644 src/main/java/de/maishai/VariableGenerator.java diff --git a/src/main/antlr/Decaf.g4 b/src/main/antlr/Decaf.g4 index 09b3168..7fa542d 100644 --- a/src/main/antlr/Decaf.g4 +++ b/src/main/antlr/Decaf.g4 @@ -14,9 +14,9 @@ constructor: PUBLIC id '(' params? ')' block; params : param (',' param)*; param : type id; -block : '{' (localVar | stmt)* return? '}'; -localVar : type id ';' - | type id '=' expr';'; +block : '{' (stmt)* return? '}'; +localVar : type id; +localVarWithInitialization: type id '=' expr; return: 'return' expr ';' | 'return' ';' ; @@ -27,6 +27,8 @@ stmt : 'if' '(' expr ')' block ('else' block)? #If | 'while' '(' expr ')' block #While | 'do' block 'while' '(' expr ')' ';'? #DoWhile | 'break' ';' #Break + | localVar ';' #LocalVarDec + | localVarWithInitialization ';' #LocalVarDecWithInitialization | assign ';' #Assignment | stmtexpr ';' #StatementExpressionstmt ; diff --git a/src/main/java/de/maishai/ASTGenerator.java b/src/main/java/de/maishai/ASTGenerator.java index e8fe68e..95c50ce 100644 --- a/src/main/java/de/maishai/ASTGenerator.java +++ b/src/main/java/de/maishai/ASTGenerator.java @@ -1,8 +1,12 @@ package de.maishai; import de.maishai.antlr.DecafParser; -import de.maishai.ast.records.*; +import de.maishai.ast.records.Block; import de.maishai.ast.records.Class; +import de.maishai.ast.records.Constructor; +import de.maishai.ast.records.Declaration; +import de.maishai.ast.records.Method; +import de.maishai.ast.records.Parameter; import de.maishai.typedast.Type; import java.util.ArrayList; @@ -21,7 +25,7 @@ public class ASTGenerator { constructors = ctx.constructor().stream().map(ASTGenerator::generateConstructor).toList(); } else { - constructors.add(new Constructor(ctx.id().IDENTIFIER().getText(), List.of(), new Block(List.of(), List.of()))); + constructors.add(new Constructor(ctx.id().IDENTIFIER().getText(), List.of(), new Block(List.of()))); } List meths = new ArrayList<>(); if (ctx.meth() != null) { diff --git a/src/main/java/de/maishai/BlockGenerator.java b/src/main/java/de/maishai/BlockGenerator.java index f3f70aa..6b762cc 100644 --- a/src/main/java/de/maishai/BlockGenerator.java +++ b/src/main/java/de/maishai/BlockGenerator.java @@ -2,24 +2,23 @@ package de.maishai; import de.maishai.antlr.DecafBaseVisitor; import de.maishai.antlr.DecafParser; -import de.maishai.ast.records.Declaration; +import de.maishai.ast.records.Block; import de.maishai.ast.records.Return; import de.maishai.ast.records.Statement; -import de.maishai.ast.records.Block; +import java.util.ArrayList; import java.util.List; public class BlockGenerator extends DecafBaseVisitor { @Override public Block visitBlock(DecafParser.BlockContext ctx) { - List vars = ctx.localVar().stream().map(var -> new VariableGenerator().visit(var)).toList(); - List statements = VariableGenerator.generateInstanciations(ctx.localVar()); + List statements = new ArrayList<>(ctx.stmt().size()); for (DecafParser.StmtContext stmtContext : ctx.stmt()) { - statements.add(new StatementGenerator().visit(stmtContext)); + statements.addAll(new StatementGenerator().visit(stmtContext)); } if (ctx.return_() != null){ statements.add(ctx.return_().isEmpty() ? new Return(null) : new Return(new ExpressionGenerator().visit(ctx.return_()))); } - return new Block(vars, statements); + return new Block(statements); } } diff --git a/src/main/java/de/maishai/Compiler.java b/src/main/java/de/maishai/Compiler.java index 08a70a1..4b32b3e 100644 --- a/src/main/java/de/maishai/Compiler.java +++ b/src/main/java/de/maishai/Compiler.java @@ -18,6 +18,25 @@ import java.util.List; */ public class Compiler { + public static void main(String[] args) { + generateAST(List.of(""" + public class E2ETests { + char ZZ; + int p; + public E2ETests() { + this.ZZ = 'z'; + } + + public int method(){ + x += 4; + this.p = x; + int x = 5; + return this.p; + } + } + """)); + } + public static Program generateAST(List fromSources) { List classes = new ArrayList<>(); for (String fromSource : fromSources) { @@ -97,10 +116,10 @@ public class Compiler { } } - public static void main(String[] args) { - generateByteCodeFileFromFile(List.of("src/main/resources/JavaTestfiles/ClassWithConstructor.java", - "src/main/resources/JavaTestfiles/ClassWithConstructorAndMethodCall.java", - "src/main/resources/JavaTestfiles/ComplexClass.java"), - List.of("ClassWithConstructor","ClassWithConstructorAndMethodCall","ComplexClass")); - } +// public static void main(String[] args) { +// generateByteCodeFileFromFile(List.of("src/main/resources/JavaTestfiles/ClassWithConstructor.java", +// "src/main/resources/JavaTestfiles/ClassWithConstructorAndMethodCall.java", +// "src/main/resources/JavaTestfiles/ComplexClass.java"), +// List.of("ClassWithConstructor","ClassWithConstructorAndMethodCall","ComplexClass")); +// } } diff --git a/src/main/java/de/maishai/StatementGenerator.java b/src/main/java/de/maishai/StatementGenerator.java index ee138eb..cff4fc3 100644 --- a/src/main/java/de/maishai/StatementGenerator.java +++ b/src/main/java/de/maishai/StatementGenerator.java @@ -3,57 +3,82 @@ package de.maishai; import de.maishai.antlr.DecafBaseVisitor; import de.maishai.antlr.DecafParser; import de.maishai.ast.Operator; +import de.maishai.ast.records.Assignment; +import de.maishai.ast.records.Binary; +import de.maishai.ast.records.Block; +import de.maishai.ast.records.Break; +import de.maishai.ast.records.Declaration; +import de.maishai.ast.records.DoWhile; import de.maishai.ast.records.Expression; +import de.maishai.ast.records.FieldVarAccess; +import de.maishai.ast.records.For; +import de.maishai.ast.records.IfElse; +import de.maishai.ast.records.MethodCall; +import de.maishai.ast.records.New; import de.maishai.ast.records.Statement; -import de.maishai.ast.records.*; +import de.maishai.ast.records.While; import de.maishai.typedast.Type; import java.util.ArrayList; import java.util.List; -public class StatementGenerator extends DecafBaseVisitor { +public class StatementGenerator extends DecafBaseVisitor> { @Override - public Statement visitIf(DecafParser.IfContext ctx) { + public List visitIf(DecafParser.IfContext ctx) { Expression expr = new ExpressionGenerator().visit(ctx.expr()); Block ifBlock = new BlockGenerator().visit(ctx.block(0)); if (ctx.block().size() == 2) { Block elseBlock = new BlockGenerator().visit(ctx.block(1)); - return new IfElse(expr, ifBlock, elseBlock); + return List.of(new IfElse(expr, ifBlock, elseBlock)); } - return new IfElse(expr, ifBlock, null); + return List.of(new IfElse(expr, ifBlock, null)); } @Override - public For visitFor(DecafParser.ForContext ctx) { + public List visitFor(DecafParser.ForContext ctx) { Assignment init = generateAssign(ctx.assign(0)); Expression expr = new ExpressionGenerator().visit(ctx.expr()); Assignment update = generateAssign(ctx.assign(1)); Block block = new BlockGenerator().visit(ctx.block()); - return new For(init, expr, update, block); + return List.of(new For(init, expr, update, block)); } @Override - public Statement visitWhile(DecafParser.WhileContext ctx) { + public List visitWhile(DecafParser.WhileContext ctx) { Expression expr = new ExpressionGenerator().visit(ctx.expr()); Block block = new BlockGenerator().visit(ctx.block()); - return new While(expr, block); + return List.of(new While(expr, block)); } @Override - public DoWhile visitDoWhile(DecafParser.DoWhileContext ctx) { + public List visitDoWhile(DecafParser.DoWhileContext ctx) { Block block = new BlockGenerator().visit(ctx.block()); Expression expr = new ExpressionGenerator().visit(ctx.expr()); - return new DoWhile(block, expr); + return List.of(new DoWhile(block, expr)); } @Override - public Statement visitBreak(DecafParser.BreakContext ctx) { - return new Break(); + public List visitBreak(DecafParser.BreakContext ctx) { + return List.of(new Break()); } @Override - public Statement visitAssignment(DecafParser.AssignmentContext ctx) { - return generateAssign(ctx.assign()); + public List visitLocalVarDec(DecafParser.LocalVarDecContext ctx) { + Declaration declaration = new Declaration(ctx.localVar().id().IDENTIFIER().getText(), ASTGenerator.getType(ctx.localVar().type())); + return List.of(declaration); + } + + @Override + public List visitLocalVarDecWithInitialization(DecafParser.LocalVarDecWithInitializationContext ctx) { + Declaration declaration = new Declaration(ctx.localVarWithInitialization().id().IDENTIFIER().getText(), ASTGenerator.getType(ctx.localVarWithInitialization().type())); + Expression initialization = new ExpressionGenerator().visit(ctx.localVarWithInitialization().expr()); + return List.of(declaration, new Assignment(new FieldVarAccess(false, null, declaration.name()), initialization)); + } + + + @Override + public List visitAssignment(DecafParser.AssignmentContext ctx) { + return List.of(generateAssign(ctx.assign())); } private Assignment generateAssign(DecafParser.AssignContext ctx) { @@ -70,7 +95,7 @@ public class StatementGenerator extends DecafBaseVisitor { //StatementExpression @Override - public Statement visitMethodCall(DecafParser.MethodCallContext ctx) { + public List visitMethodCall(DecafParser.MethodCallContext ctx) { boolean isField = ctx.methCall().THIS() != null; Expression recursiveOwnerChain = null; if (ctx.methCall().recipient() != null) { @@ -82,18 +107,18 @@ public class StatementGenerator extends DecafBaseVisitor { Expression astExpr = expr.accept(new ExpressionGenerator()); args.add(astExpr); } - return new MethodCall(new FieldVarAccess(isField, recursiveOwnerChain, ctx.methCall().methName().id().IDENTIFIER().getText()), args); + return List.of(new MethodCall(new FieldVarAccess(isField, recursiveOwnerChain, ctx.methCall().methName().id().IDENTIFIER().getText()), args)); } @Override - public Statement visitNew(DecafParser.NewContext ctx) { + public List visitNew(DecafParser.NewContext ctx) { Type type = ASTGenerator.getType(ctx.type()); List args = new ArrayList<>(); for (var expr : ctx.args().expr()) { Expression astExpr = expr.accept(new ExpressionGenerator()); args.add(astExpr); } - return new New(type, args); + return List.of(new New(type, args)); } public static Expression resolveFancyAssign(DecafParser.AssignSignContext ctx, FieldVarAccess fieldVarAccess, Expression expression) { diff --git a/src/main/java/de/maishai/VariableGenerator.java b/src/main/java/de/maishai/VariableGenerator.java deleted file mode 100644 index 778868b..0000000 --- a/src/main/java/de/maishai/VariableGenerator.java +++ /dev/null @@ -1,32 +0,0 @@ -package de.maishai; - - -import de.maishai.antlr.DecafBaseVisitor; -import de.maishai.antlr.DecafParser; -import de.maishai.ast.records.Assignment; -import de.maishai.ast.records.Declaration; -import de.maishai.ast.records.FieldVarAccess; -import de.maishai.ast.records.Statement; -import de.maishai.typedast.Type; - -import java.util.ArrayList; -import java.util.List; - -public class VariableGenerator extends DecafBaseVisitor { - - public static List generateInstanciations(List localVarContexts) { - List assignements = new ArrayList<>(localVarContexts.size()); - for (DecafParser.LocalVarContext localVarContext : localVarContexts) { - if (!localVarContext.expr().isEmpty()) { - assignements.add(new Assignment(new FieldVarAccess(false, null, localVarContext.id().IDENTIFIER().getText()), new ExpressionGenerator().visit(localVarContext.expr()))); - } - } - return assignements; - } - - @Override - public Declaration visitLocalVar(DecafParser.LocalVarContext ctx) { - Type type = ASTGenerator.getType(ctx.type()); - return new Declaration(ctx.id().IDENTIFIER().getText(), type); - } -} diff --git a/src/main/java/de/maishai/antlr/Decaf.interp b/src/main/java/de/maishai/antlr/Decaf.interp index 0d636c1..99f2347 100644 --- a/src/main/java/de/maishai/antlr/Decaf.interp +++ b/src/main/java/de/maishai/antlr/Decaf.interp @@ -115,6 +115,7 @@ params param block localVar +localVarWithInitialization return stmt stmtexpr @@ -132,4 +133,4 @@ id atn: -[4, 1, 49, 297, 2, 0, 7, 0, 2, 1, 7, 1, 2, 2, 7, 2, 2, 3, 7, 3, 2, 4, 7, 4, 2, 5, 7, 5, 2, 6, 7, 6, 2, 7, 7, 7, 2, 8, 7, 8, 2, 9, 7, 9, 2, 10, 7, 10, 2, 11, 7, 11, 2, 12, 7, 12, 2, 13, 7, 13, 2, 14, 7, 14, 2, 15, 7, 15, 2, 16, 7, 16, 2, 17, 7, 17, 2, 18, 7, 18, 2, 19, 7, 19, 2, 20, 7, 20, 2, 21, 7, 21, 2, 22, 7, 22, 2, 23, 7, 23, 2, 24, 7, 24, 2, 25, 7, 25, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 3, 0, 58, 8, 0, 1, 0, 1, 0, 1, 0, 5, 0, 63, 8, 0, 10, 0, 12, 0, 66, 9, 0, 1, 0, 1, 0, 1, 1, 3, 1, 71, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 1, 3, 1, 3, 3, 3, 81, 8, 3, 1, 4, 1, 4, 1, 4, 1, 4, 3, 4, 87, 8, 4, 1, 5, 1, 5, 1, 5, 1, 5, 1, 5, 3, 5, 94, 8, 5, 1, 5, 1, 5, 1, 5, 1, 6, 1, 6, 1, 6, 1, 6, 1, 6, 1, 6, 1, 6, 1, 6, 1, 6, 1, 7, 1, 7, 1, 7, 1, 7, 3, 7, 112, 8, 7, 1, 7, 1, 7, 1, 7, 1, 8, 1, 8, 1, 8, 5, 8, 120, 8, 8, 10, 8, 12, 8, 123, 9, 8, 1, 9, 1, 9, 1, 9, 1, 10, 1, 10, 1, 10, 5, 10, 131, 8, 10, 10, 10, 12, 10, 134, 9, 10, 1, 10, 3, 10, 137, 8, 10, 1, 10, 1, 10, 1, 11, 1, 11, 1, 11, 1, 11, 1, 11, 1, 11, 1, 11, 1, 11, 1, 11, 1, 11, 3, 11, 151, 8, 11, 1, 12, 1, 12, 1, 12, 1, 12, 1, 12, 1, 12, 3, 12, 159, 8, 12, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 3, 13, 168, 8, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 3, 13, 193, 8, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 1, 13, 3, 13, 203, 8, 13, 1, 14, 1, 14, 1, 14, 1, 14, 1, 14, 3, 14, 210, 8, 14, 1, 14, 1, 14, 3, 14, 214, 8, 14, 1, 15, 1, 15, 1, 15, 1, 15, 1, 15, 1, 15, 1, 15, 1, 15, 1, 15, 1, 15, 1, 15, 3, 15, 227, 8, 15, 1, 15, 1, 15, 1, 15, 1, 15, 5, 15, 233, 8, 15, 10, 15, 12, 15, 236, 9, 15, 1, 16, 1, 16, 1, 17, 1, 17, 1, 18, 1, 18, 3, 18, 244, 8, 18, 1, 18, 1, 18, 1, 18, 5, 18, 249, 8, 18, 10, 18, 12, 18, 252, 9, 18, 1, 18, 1, 18, 1, 19, 1, 19, 1, 19, 1, 19, 1, 20, 1, 20, 3, 20, 262, 8, 20, 1, 20, 1, 20, 1, 20, 5, 20, 267, 8, 20, 10, 20, 12, 20, 270, 9, 20, 1, 20, 1, 20, 1, 21, 1, 21, 3, 21, 276, 8, 21, 1, 22, 1, 22, 1, 22, 3, 22, 281, 8, 22, 1, 22, 1, 22, 1, 23, 1, 23, 1, 23, 5, 23, 288, 8, 23, 10, 23, 12, 23, 291, 9, 23, 1, 24, 1, 24, 1, 25, 1, 25, 1, 25, 0, 1, 30, 26, 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 0, 4, 1, 0, 34, 37, 1, 0, 23, 33, 2, 0, 23, 23, 38, 38, 2, 0, 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1, 0, 0, 0, 293, 49, 1, 0, 0, 0, 294, 292, 1, 0, 0, 0, 295, 296, 7, 3, 0, 0, 296, 51, 1, 0, 0, 0, 297, 298, 5, 45, 0, 0, 298, 53, 1, 0, 0, 0, 26, 59, 64, 66, 72, 82, 88, 95, 113, 123, 133, 137, 155, 164, 189, 205, 212, 216, 229, 237, 246, 253, 264, 271, 278, 283, 292] \ No newline at end of file diff --git a/src/main/java/de/maishai/antlr/DecafBaseListener.java b/src/main/java/de/maishai/antlr/DecafBaseListener.java index 81faa12..c74fcc9 100644 --- a/src/main/java/de/maishai/antlr/DecafBaseListener.java +++ b/src/main/java/de/maishai/antlr/DecafBaseListener.java @@ -156,6 +156,18 @@ public class DecafBaseListener implements DecafListener { *

The default implementation does nothing.

*/ @Override public void exitLocalVar(DecafParser.LocalVarContext ctx) { } + /** + * {@inheritDoc} + * + *

The default implementation does nothing.

+ */ + @Override public void enterLocalVarWithInitialization(DecafParser.LocalVarWithInitializationContext ctx) { } + /** + * {@inheritDoc} + * + *

The default implementation does nothing.

+ */ + @Override public void exitLocalVarWithInitialization(DecafParser.LocalVarWithInitializationContext ctx) { } /** * {@inheritDoc} * @@ -228,6 +240,30 @@ public class DecafBaseListener implements DecafListener { *

The default implementation does nothing.

*/ @Override public void exitBreak(DecafParser.BreakContext ctx) { } + /** + * {@inheritDoc} + * + *

The default implementation does nothing.

+ */ + @Override public void enterLocalVarDec(DecafParser.LocalVarDecContext ctx) { } + /** + * {@inheritDoc} + * + *

The default implementation does nothing.

+ */ + @Override public void exitLocalVarDec(DecafParser.LocalVarDecContext ctx) { } + /** + * {@inheritDoc} + * + *

The default implementation does nothing.

+ */ + @Override public void enterLocalVarDecWithInitialization(DecafParser.LocalVarDecWithInitializationContext ctx) { } + /** + * {@inheritDoc} + * + *

The default implementation does nothing.

+ */ + @Override public void exitLocalVarDecWithInitialization(DecafParser.LocalVarDecWithInitializationContext ctx) { } /** * {@inheritDoc} * diff --git a/src/main/java/de/maishai/antlr/DecafBaseVisitor.java b/src/main/java/de/maishai/antlr/DecafBaseVisitor.java index e97edbc..97c3af4 100644 --- a/src/main/java/de/maishai/antlr/DecafBaseVisitor.java +++ b/src/main/java/de/maishai/antlr/DecafBaseVisitor.java @@ -96,6 +96,13 @@ public class DecafBaseVisitor extends AbstractParseTreeVisitor implements * {@link #visitChildren} on {@code ctx}.

*/ @Override public T visitLocalVar(DecafParser.LocalVarContext ctx) { return visitChildren(ctx); } + /** + * {@inheritDoc} + * + *

The default implementation returns the result of calling + * {@link #visitChildren} on {@code ctx}.

+ */ + @Override public T visitLocalVarWithInitialization(DecafParser.LocalVarWithInitializationContext ctx) { return visitChildren(ctx); } /** * {@inheritDoc} * @@ -138,6 +145,20 @@ public class DecafBaseVisitor extends AbstractParseTreeVisitor implements * {@link #visitChildren} on {@code ctx}.

*/ @Override public T visitBreak(DecafParser.BreakContext ctx) { return visitChildren(ctx); } + /** + * {@inheritDoc} + * + *

The default implementation returns the result of calling + * {@link #visitChildren} on {@code ctx}.

+ */ + @Override public T visitLocalVarDec(DecafParser.LocalVarDecContext ctx) { return visitChildren(ctx); } + /** + * {@inheritDoc} + * + *

The default implementation returns the result of calling + * {@link #visitChildren} on {@code ctx}.

+ */ + @Override public T visitLocalVarDecWithInitialization(DecafParser.LocalVarDecWithInitializationContext ctx) { return visitChildren(ctx); } /** * {@inheritDoc} * diff --git a/src/main/java/de/maishai/antlr/DecafListener.java b/src/main/java/de/maishai/antlr/DecafListener.java index de44ef1..7428da8 100644 --- a/src/main/java/de/maishai/antlr/DecafListener.java +++ b/src/main/java/de/maishai/antlr/DecafListener.java @@ -127,6 +127,16 @@ public interface DecafListener extends ParseTreeListener { * @param ctx the parse tree */ void exitLocalVar(DecafParser.LocalVarContext ctx); + /** + * Enter a parse tree produced by {@link DecafParser#localVarWithInitialization}. + * @param ctx the parse tree + */ + void enterLocalVarWithInitialization(DecafParser.LocalVarWithInitializationContext ctx); + /** + * Exit a parse tree produced by {@link DecafParser#localVarWithInitialization}. + * @param ctx the parse tree + */ + void exitLocalVarWithInitialization(DecafParser.LocalVarWithInitializationContext ctx); /** * Enter a parse tree produced by {@link DecafParser#return}. * @param ctx the parse tree @@ -197,6 +207,30 @@ public interface DecafListener extends ParseTreeListener { * @param ctx the parse tree */ void exitBreak(DecafParser.BreakContext ctx); + /** + * Enter a parse tree produced by the {@code LocalVarDec} + * labeled alternative in {@link DecafParser#stmt}. + * @param ctx the parse tree + */ + void enterLocalVarDec(DecafParser.LocalVarDecContext ctx); + /** + * Exit a parse tree produced by the {@code LocalVarDec} + * labeled alternative in {@link DecafParser#stmt}. + * @param ctx the parse tree + */ + void exitLocalVarDec(DecafParser.LocalVarDecContext ctx); + /** + * Enter a parse tree produced by the {@code LocalVarDecWithInitialization} + * labeled alternative in {@link DecafParser#stmt}. + * @param ctx the parse tree + */ + void enterLocalVarDecWithInitialization(DecafParser.LocalVarDecWithInitializationContext ctx); + /** + * Exit a parse tree produced by the {@code LocalVarDecWithInitialization} + * labeled alternative in {@link DecafParser#stmt}. + * @param ctx the parse tree + */ + void exitLocalVarDecWithInitialization(DecafParser.LocalVarDecWithInitializationContext ctx); /** * Enter a parse tree produced by the {@code Assignment} * labeled alternative in {@link DecafParser#stmt}. diff --git a/src/main/java/de/maishai/antlr/DecafParser.java b/src/main/java/de/maishai/antlr/DecafParser.java index dc240d5..fe83be9 100644 --- a/src/main/java/de/maishai/antlr/DecafParser.java +++ b/src/main/java/de/maishai/antlr/DecafParser.java @@ -28,16 +28,16 @@ public class DecafParser extends Parser { RULE_class = 0, RULE_field = 1, RULE_assignSign = 2, RULE_returntype = 3, RULE_type = 4, RULE_meth = 5, RULE_mainmeth = 6, RULE_constructor = 7, RULE_params = 8, RULE_param = 9, RULE_block = 10, RULE_localVar = 11, - RULE_return = 12, RULE_stmt = 13, RULE_stmtexpr = 14, RULE_expr = 15, - RULE_binaryOp = 16, RULE_unaryOp = 17, RULE_fieldVarAccess = 18, RULE_assign = 19, - RULE_methCall = 20, RULE_recipient = 21, RULE_methName = 22, RULE_args = 23, - RULE_literal = 24, RULE_id = 25; + RULE_localVarWithInitialization = 12, RULE_return = 13, RULE_stmt = 14, + RULE_stmtexpr = 15, RULE_expr = 16, RULE_binaryOp = 17, RULE_unaryOp = 18, + RULE_fieldVarAccess = 19, RULE_assign = 20, RULE_methCall = 21, RULE_recipient = 22, + RULE_methName = 23, RULE_args = 24, RULE_literal = 25, RULE_id = 26; private static String[] makeRuleNames() { return new String[] { "class", "field", "assignSign", "returntype", "type", "meth", "mainmeth", - "constructor", "params", "param", "block", "localVar", "return", "stmt", - "stmtexpr", "expr", "binaryOp", "unaryOp", "fieldVarAccess", "assign", - "methCall", "recipient", "methName", "args", "literal", "id" + "constructor", "params", "param", "block", "localVar", "localVarWithInitialization", + "return", "stmt", "stmtexpr", "expr", "binaryOp", "unaryOp", "fieldVarAccess", + "assign", "methCall", "recipient", "methName", "args", "literal", "id" }; } public static final String[] ruleNames = makeRuleNames(); @@ -167,57 +167,57 @@ public class DecafParser extends Parser { try { enterOuterAlt(_localctx, 1); { - setState(52); - match(PUBLIC); - setState(53); - match(T__0); setState(54); - id(); + match(PUBLIC); setState(55); - match(T__1); + match(T__0); + setState(56); + id(); setState(57); + match(T__1); + setState(59); _errHandler.sync(this); switch ( getInterpreter().adaptivePredict(_input,0,_ctx) ) { case 1: { - setState(56); + setState(58); mainmeth(); } break; } - setState(64); + setState(66); _errHandler.sync(this); _la = _input.LA(1); while ((((_la) & ~0x3f) == 0 && ((1L << _la) & 41231686565888L) != 0)) { { - setState(62); + setState(64); _errHandler.sync(this); switch ( getInterpreter().adaptivePredict(_input,1,_ctx) ) { case 1: { - setState(59); + setState(61); field(); } break; case 2: { - setState(60); + setState(62); meth(); } break; case 3: { - setState(61); + setState(63); constructor(); } break; } } - setState(66); + setState(68); _errHandler.sync(this); _la = _input.LA(1); } - setState(67); + setState(69); match(T__2); } } @@ -267,21 +267,21 @@ public class DecafParser extends Parser { try { enterOuterAlt(_localctx, 1); { - setState(70); + setState(72); _errHandler.sync(this); _la = _input.LA(1); if (_la==PUBLIC) { { - setState(69); + setState(71); match(PUBLIC); } } - setState(72); - type(); - setState(73); - id(); setState(74); + type(); + setState(75); + id(); + setState(76); match(T__3); } } @@ -328,7 +328,7 @@ public class DecafParser extends Parser { try { enterOuterAlt(_localctx, 1); { - setState(76); + setState(78); _la = _input.LA(1); if ( !((((_la) & ~0x3f) == 0 && ((1L << _la) & 257698037760L) != 0)) ) { _errHandler.recoverInline(this); @@ -380,7 +380,7 @@ public class DecafParser extends Parser { ReturntypeContext _localctx = new ReturntypeContext(_ctx, getState()); enterRule(_localctx, 6, RULE_returntype); try { - setState(80); + setState(82); _errHandler.sync(this); switch (_input.LA(1)) { case INT: @@ -389,14 +389,14 @@ public class DecafParser extends Parser { case IDENTIFIER: enterOuterAlt(_localctx, 1); { - setState(78); + setState(80); type(); } break; case VOID: enterOuterAlt(_localctx, 2); { - setState(79); + setState(81); match(VOID); } break; @@ -446,34 +446,34 @@ public class DecafParser extends Parser { TypeContext _localctx = new TypeContext(_ctx, getState()); enterRule(_localctx, 8, RULE_type); try { - setState(86); + setState(88); _errHandler.sync(this); switch (_input.LA(1)) { case INT: enterOuterAlt(_localctx, 1); { - setState(82); + setState(84); match(INT); } break; case BOOL: enterOuterAlt(_localctx, 2); { - setState(83); + setState(85); match(BOOL); } break; case CHAR: enterOuterAlt(_localctx, 3); { - setState(84); + setState(86); match(CHAR); } break; case IDENTIFIER: enterOuterAlt(_localctx, 4); { - setState(85); + setState(87); id(); } break; @@ -533,27 +533,27 @@ public class DecafParser extends Parser { try { enterOuterAlt(_localctx, 1); { - setState(88); - match(PUBLIC); - setState(89); - returntype(); setState(90); - id(); + match(PUBLIC); setState(91); - match(T__4); + returntype(); + setState(92); + id(); setState(93); + match(T__4); + setState(95); _errHandler.sync(this); _la = _input.LA(1); if ((((_la) & ~0x3f) == 0 && ((1L << _la) & 41231686041600L) != 0)) { { - setState(92); + setState(94); params(); } } - setState(95); + setState(97); match(T__5); - setState(96); + setState(98); block(); } } @@ -600,21 +600,21 @@ public class DecafParser extends Parser { try { enterOuterAlt(_localctx, 1); { - setState(98); - match(PUBLIC); - setState(99); - match(T__6); setState(100); - match(VOID); + match(PUBLIC); setState(101); - match(T__7); + match(T__6); setState(102); - match(T__4); + match(VOID); setState(103); - match(T__8); + match(T__7); setState(104); - match(T__5); + match(T__4); setState(105); + match(T__8); + setState(106); + match(T__5); + setState(107); block(); } } @@ -667,25 +667,25 @@ public class DecafParser extends Parser { try { enterOuterAlt(_localctx, 1); { - setState(107); - match(PUBLIC); - setState(108); - id(); setState(109); - match(T__4); + match(PUBLIC); + setState(110); + id(); setState(111); + match(T__4); + setState(113); _errHandler.sync(this); _la = _input.LA(1); if ((((_la) & ~0x3f) == 0 && ((1L << _la) & 41231686041600L) != 0)) { { - setState(110); + setState(112); params(); } } - setState(113); + setState(115); match(T__5); - setState(114); + setState(116); block(); } } @@ -734,21 +734,21 @@ public class DecafParser extends Parser { try { enterOuterAlt(_localctx, 1); { - setState(116); + setState(118); param(); - setState(121); + setState(123); _errHandler.sync(this); _la = _input.LA(1); while (_la==T__9) { { { - setState(117); + setState(119); match(T__9); - setState(118); + setState(120); param(); } } - setState(123); + setState(125); _errHandler.sync(this); _la = _input.LA(1); } @@ -798,9 +798,9 @@ public class DecafParser extends Parser { try { enterOuterAlt(_localctx, 1); { - setState(124); + setState(126); type(); - setState(125); + setState(127); id(); } } @@ -817,12 +817,6 @@ public class DecafParser extends Parser { @SuppressWarnings("CheckReturnValue") public static class BlockContext extends ParserRuleContext { - public List localVar() { - return getRuleContexts(LocalVarContext.class); - } - public LocalVarContext localVar(int i) { - return getRuleContext(LocalVarContext.class,i); - } public List stmt() { return getRuleContexts(StmtContext.class); } @@ -858,45 +852,33 @@ public class DecafParser extends Parser { try { enterOuterAlt(_localctx, 1); { - setState(127); + setState(129); match(T__1); - setState(132); + setState(133); _errHandler.sync(this); _la = _input.LA(1); while ((((_la) & ~0x3f) == 0 && ((1L << _la) & 41231691534336L) != 0)) { + { { setState(130); - _errHandler.sync(this); - switch ( getInterpreter().adaptivePredict(_input,9,_ctx) ) { - case 1: - { - setState(128); - localVar(); - } - break; - case 2: - { - setState(129); - stmt(); - } - break; + stmt(); } } - setState(134); + setState(135); _errHandler.sync(this); _la = _input.LA(1); } - setState(136); + setState(137); _errHandler.sync(this); _la = _input.LA(1); if (_la==T__10) { { - setState(135); + setState(136); return_(); } } - setState(138); + setState(139); match(T__2); } } @@ -919,10 +901,6 @@ public class DecafParser extends Parser { public IdContext id() { return getRuleContext(IdContext.class,0); } - public TerminalNode ASSIGN() { return getToken(DecafParser.ASSIGN, 0); } - public ExprContext expr() { - return getRuleContext(ExprContext.class,0); - } public LocalVarContext(ParserRuleContext parent, int invokingState) { super(parent, invokingState); } @@ -946,35 +924,70 @@ public class DecafParser extends Parser { LocalVarContext _localctx = new LocalVarContext(_ctx, getState()); enterRule(_localctx, 22, RULE_localVar); try { - setState(150); - _errHandler.sync(this); - switch ( getInterpreter().adaptivePredict(_input,12,_ctx) ) { - case 1: - enterOuterAlt(_localctx, 1); - { - setState(140); - type(); - setState(141); - id(); - setState(142); - match(T__3); - } - break; - case 2: - enterOuterAlt(_localctx, 2); - { - setState(144); - type(); - setState(145); - id(); - setState(146); - match(ASSIGN); - setState(147); - expr(0); - setState(148); - match(T__3); - } - break; + enterOuterAlt(_localctx, 1); + { + setState(141); + type(); + setState(142); + id(); + } + } + catch (RecognitionException re) { + _localctx.exception = re; + _errHandler.reportError(this, re); + _errHandler.recover(this, re); + } + finally { + exitRule(); + } + return _localctx; + } + + @SuppressWarnings("CheckReturnValue") + public static class LocalVarWithInitializationContext extends ParserRuleContext { + public TypeContext type() { + return getRuleContext(TypeContext.class,0); + } + public IdContext id() { + return getRuleContext(IdContext.class,0); + } + public TerminalNode ASSIGN() { return getToken(DecafParser.ASSIGN, 0); } + public ExprContext expr() { + return getRuleContext(ExprContext.class,0); + } + public LocalVarWithInitializationContext(ParserRuleContext parent, int invokingState) { + super(parent, invokingState); + } + @Override public int getRuleIndex() { return RULE_localVarWithInitialization; } + @Override + public void enterRule(ParseTreeListener listener) { + if ( listener instanceof DecafListener ) ((DecafListener)listener).enterLocalVarWithInitialization(this); + } + @Override + public void exitRule(ParseTreeListener listener) { + if ( listener instanceof DecafListener ) ((DecafListener)listener).exitLocalVarWithInitialization(this); + } + @Override + public T accept(ParseTreeVisitor visitor) { + if ( visitor instanceof DecafVisitor ) return ((DecafVisitor)visitor).visitLocalVarWithInitialization(this); + else return visitor.visitChildren(this); + } + } + + public final LocalVarWithInitializationContext localVarWithInitialization() throws RecognitionException { + LocalVarWithInitializationContext _localctx = new LocalVarWithInitializationContext(_ctx, getState()); + enterRule(_localctx, 24, RULE_localVarWithInitialization); + try { + enterOuterAlt(_localctx, 1); + { + setState(144); + type(); + setState(145); + id(); + setState(146); + match(ASSIGN); + setState(147); + expr(0); } } catch (RecognitionException re) { @@ -1014,28 +1027,28 @@ public class DecafParser extends Parser { public final ReturnContext return_() throws RecognitionException { ReturnContext _localctx = new ReturnContext(_ctx, getState()); - enterRule(_localctx, 24, RULE_return); + enterRule(_localctx, 26, RULE_return); try { - setState(158); + setState(155); _errHandler.sync(this); - switch ( getInterpreter().adaptivePredict(_input,13,_ctx) ) { + switch ( getInterpreter().adaptivePredict(_input,11,_ctx) ) { case 1: enterOuterAlt(_localctx, 1); { - setState(152); + setState(149); match(T__10); - setState(153); + setState(150); expr(0); - setState(154); + setState(151); match(T__3); } break; case 2: enterOuterAlt(_localctx, 2); { - setState(156); + setState(153); match(T__10); - setState(157); + setState(154); match(T__3); } break; @@ -1085,6 +1098,26 @@ public class DecafParser extends Parser { } } @SuppressWarnings("CheckReturnValue") + public static class LocalVarDecContext extends StmtContext { + public LocalVarContext localVar() { + return getRuleContext(LocalVarContext.class,0); + } + public LocalVarDecContext(StmtContext ctx) { copyFrom(ctx); } + @Override + public void enterRule(ParseTreeListener listener) { + if ( listener instanceof DecafListener ) ((DecafListener)listener).enterLocalVarDec(this); + } + @Override + public void exitRule(ParseTreeListener listener) { + if ( listener instanceof DecafListener ) ((DecafListener)listener).exitLocalVarDec(this); + } + @Override + public T accept(ParseTreeVisitor visitor) { + if ( visitor instanceof DecafVisitor ) return ((DecafVisitor)visitor).visitLocalVarDec(this); + else return visitor.visitChildren(this); + } + } + @SuppressWarnings("CheckReturnValue") public static class StatementExpressionstmtContext extends StmtContext { public StmtexprContext stmtexpr() { return getRuleContext(StmtexprContext.class,0); @@ -1151,6 +1184,26 @@ public class DecafParser extends Parser { } } @SuppressWarnings("CheckReturnValue") + public static class LocalVarDecWithInitializationContext extends StmtContext { + public LocalVarWithInitializationContext localVarWithInitialization() { + return getRuleContext(LocalVarWithInitializationContext.class,0); + } + public LocalVarDecWithInitializationContext(StmtContext ctx) { copyFrom(ctx); } + @Override + public void enterRule(ParseTreeListener listener) { + if ( listener instanceof DecafListener ) ((DecafListener)listener).enterLocalVarDecWithInitialization(this); + } + @Override + public void exitRule(ParseTreeListener listener) { + if ( listener instanceof DecafListener ) ((DecafListener)listener).exitLocalVarDecWithInitialization(this); + } + @Override + public T accept(ParseTreeVisitor visitor) { + if ( visitor instanceof DecafVisitor ) return ((DecafVisitor)visitor).visitLocalVarDecWithInitialization(this); + else return visitor.visitChildren(this); + } + } + @SuppressWarnings("CheckReturnValue") public static class DoWhileContext extends StmtContext { public BlockContext block() { return getRuleContext(BlockContext.class,0); @@ -1225,34 +1278,34 @@ public class DecafParser extends Parser { public final StmtContext stmt() throws RecognitionException { StmtContext _localctx = new StmtContext(_ctx, getState()); - enterRule(_localctx, 26, RULE_stmt); + enterRule(_localctx, 28, RULE_stmt); int _la; try { - setState(202); + setState(205); _errHandler.sync(this); - switch ( getInterpreter().adaptivePredict(_input,16,_ctx) ) { + switch ( getInterpreter().adaptivePredict(_input,14,_ctx) ) { case 1: _localctx = new IfContext(_localctx); enterOuterAlt(_localctx, 1); { - setState(160); + setState(157); match(T__11); - setState(161); + setState(158); match(T__4); - setState(162); + setState(159); expr(0); - setState(163); + setState(160); match(T__5); - setState(164); + setState(161); block(); - setState(167); + setState(164); _errHandler.sync(this); _la = _input.LA(1); if (_la==T__12) { { - setState(165); + setState(162); match(T__12); - setState(166); + setState(163); block(); } } @@ -1263,23 +1316,23 @@ public class DecafParser extends Parser { _localctx = new ForContext(_localctx); enterOuterAlt(_localctx, 2); { - setState(169); + setState(166); match(T__13); - setState(170); + setState(167); match(T__4); - setState(171); + setState(168); assign(); - setState(172); + setState(169); match(T__3); - setState(173); + setState(170); expr(0); - setState(174); + setState(171); match(T__3); - setState(175); + setState(172); assign(); - setState(176); + setState(173); match(T__5); - setState(177); + setState(174); block(); } break; @@ -1287,15 +1340,15 @@ public class DecafParser extends Parser { _localctx = new WhileContext(_localctx); enterOuterAlt(_localctx, 3); { - setState(179); + setState(176); match(T__14); - setState(180); + setState(177); match(T__4); - setState(181); + setState(178); expr(0); - setState(182); + setState(179); match(T__5); - setState(183); + setState(180); block(); } break; @@ -1303,24 +1356,24 @@ public class DecafParser extends Parser { _localctx = new DoWhileContext(_localctx); enterOuterAlt(_localctx, 4); { - setState(185); + setState(182); match(T__15); - setState(186); + setState(183); block(); - setState(187); + setState(184); match(T__14); - setState(188); + setState(185); match(T__4); - setState(189); + setState(186); expr(0); - setState(190); + setState(187); match(T__5); - setState(192); + setState(189); _errHandler.sync(this); _la = _input.LA(1); if (_la==T__3) { { - setState(191); + setState(188); match(T__3); } } @@ -1331,32 +1384,52 @@ public class DecafParser extends Parser { _localctx = new BreakContext(_localctx); enterOuterAlt(_localctx, 5); { - setState(194); + setState(191); match(T__16); - setState(195); + setState(192); match(T__3); } break; case 6: - _localctx = new AssignmentContext(_localctx); + _localctx = new LocalVarDecContext(_localctx); enterOuterAlt(_localctx, 6); { - setState(196); - assign(); - setState(197); + setState(193); + localVar(); + setState(194); match(T__3); } break; case 7: - _localctx = new StatementExpressionstmtContext(_localctx); + _localctx = new LocalVarDecWithInitializationContext(_localctx); enterOuterAlt(_localctx, 7); { + setState(196); + localVarWithInitialization(); + setState(197); + match(T__3); + } + break; + case 8: + _localctx = new AssignmentContext(_localctx); + enterOuterAlt(_localctx, 8); + { setState(199); - stmtexpr(); + assign(); setState(200); match(T__3); } break; + case 9: + _localctx = new StatementExpressionstmtContext(_localctx); + enterOuterAlt(_localctx, 9); + { + setState(202); + stmtexpr(); + setState(203); + match(T__3); + } + break; } } catch (RecognitionException re) { @@ -1429,10 +1502,10 @@ public class DecafParser extends Parser { public final StmtexprContext stmtexpr() throws RecognitionException { StmtexprContext _localctx = new StmtexprContext(_ctx, getState()); - enterRule(_localctx, 28, RULE_stmtexpr); + enterRule(_localctx, 30, RULE_stmtexpr); int _la; try { - setState(213); + setState(216); _errHandler.sync(this); switch (_input.LA(1)) { case THIS: @@ -1440,7 +1513,7 @@ public class DecafParser extends Parser { _localctx = new MethodCallContext(_localctx); enterOuterAlt(_localctx, 1); { - setState(204); + setState(207); methCall(); } break; @@ -1448,23 +1521,23 @@ public class DecafParser extends Parser { _localctx = new NewContext(_localctx); enterOuterAlt(_localctx, 2); { - setState(205); + setState(208); match(NEW); - setState(206); - type(); - setState(207); - match(T__4); setState(209); + type(); + setState(210); + match(T__4); + setState(212); _errHandler.sync(this); _la = _input.LA(1); if ((((_la) & ~0x3f) == 0 && ((1L << _la) & 132216286871584L) != 0)) { { - setState(208); + setState(211); args(); } } - setState(211); + setState(214); match(T__5); } break; @@ -1634,24 +1707,24 @@ public class DecafParser extends Parser { int _parentState = getState(); ExprContext _localctx = new ExprContext(_ctx, _parentState); ExprContext _prevctx = _localctx; - int _startState = 30; - enterRecursionRule(_localctx, 30, RULE_expr, _p); + int _startState = 32; + enterRecursionRule(_localctx, 32, RULE_expr, _p); try { int _alt; enterOuterAlt(_localctx, 1); { - setState(226); + setState(229); _errHandler.sync(this); - switch ( getInterpreter().adaptivePredict(_input,19,_ctx) ) { + switch ( getInterpreter().adaptivePredict(_input,17,_ctx) ) { case 1: { _localctx = new UnaryOperationContext(_localctx); _ctx = _localctx; _prevctx = _localctx; - setState(216); + setState(219); unaryOp(); - setState(217); + setState(220); expr(5); } break; @@ -1660,7 +1733,7 @@ public class DecafParser extends Parser { _localctx = new ConstantContext(_localctx); _ctx = _localctx; _prevctx = _localctx; - setState(219); + setState(222); literal(); } break; @@ -1669,11 +1742,11 @@ public class DecafParser extends Parser { _localctx = new ExpressionContext(_localctx); _ctx = _localctx; _prevctx = _localctx; - setState(220); + setState(223); match(T__4); - setState(221); + setState(224); expr(0); - setState(222); + setState(225); match(T__5); } break; @@ -1682,7 +1755,7 @@ public class DecafParser extends Parser { _localctx = new IdentifierContext(_localctx); _ctx = _localctx; _prevctx = _localctx; - setState(224); + setState(227); fieldVarAccess(); } break; @@ -1691,15 +1764,15 @@ public class DecafParser extends Parser { _localctx = new StatementExpressionexprContext(_localctx); _ctx = _localctx; _prevctx = _localctx; - setState(225); + setState(228); stmtexpr(); } break; } _ctx.stop = _input.LT(-1); - setState(234); + setState(237); _errHandler.sync(this); - _alt = getInterpreter().adaptivePredict(_input,20,_ctx); + _alt = getInterpreter().adaptivePredict(_input,18,_ctx); while ( _alt!=2 && _alt!=org.antlr.v4.runtime.atn.ATN.INVALID_ALT_NUMBER ) { if ( _alt==1 ) { if ( _parseListeners!=null ) triggerExitRuleEvent(); @@ -1708,18 +1781,18 @@ public class DecafParser extends Parser { { _localctx = new BinaryOperationContext(new ExprContext(_parentctx, _parentState)); pushNewRecursionContext(_localctx, _startState, RULE_expr); - setState(228); + setState(231); if (!(precpred(_ctx, 6))) throw new FailedPredicateException(this, "precpred(_ctx, 6)"); - setState(229); + setState(232); binaryOp(); - setState(230); + setState(233); expr(7); } } } - setState(236); + setState(239); _errHandler.sync(this); - _alt = getInterpreter().adaptivePredict(_input,20,_ctx); + _alt = getInterpreter().adaptivePredict(_input,18,_ctx); } } } @@ -1768,12 +1841,12 @@ public class DecafParser extends Parser { public final BinaryOpContext binaryOp() throws RecognitionException { BinaryOpContext _localctx = new BinaryOpContext(_ctx, getState()); - enterRule(_localctx, 32, RULE_binaryOp); + enterRule(_localctx, 34, RULE_binaryOp); int _la; try { enterOuterAlt(_localctx, 1); { - setState(237); + setState(240); _la = _input.LA(1); if ( !((((_la) & ~0x3f) == 0 && ((1L << _la) & 17171480576L) != 0)) ) { _errHandler.recoverInline(this); @@ -1821,12 +1894,12 @@ public class DecafParser extends Parser { public final UnaryOpContext unaryOp() throws RecognitionException { UnaryOpContext _localctx = new UnaryOpContext(_ctx, getState()); - enterRule(_localctx, 34, RULE_unaryOp); + enterRule(_localctx, 36, RULE_unaryOp); int _la; try { enterOuterAlt(_localctx, 1); { - setState(239); + setState(242); _la = _input.LA(1); if ( !(_la==SUB || _la==NOT) ) { _errHandler.recoverInline(this); @@ -1882,43 +1955,43 @@ public class DecafParser extends Parser { public final FieldVarAccessContext fieldVarAccess() throws RecognitionException { FieldVarAccessContext _localctx = new FieldVarAccessContext(_ctx, getState()); - enterRule(_localctx, 36, RULE_fieldVarAccess); + enterRule(_localctx, 38, RULE_fieldVarAccess); int _la; try { int _alt; enterOuterAlt(_localctx, 1); { - setState(243); + setState(246); _errHandler.sync(this); _la = _input.LA(1); if (_la==THIS) { { - setState(241); + setState(244); match(THIS); - setState(242); + setState(245); match(T__17); } } - setState(250); + setState(253); _errHandler.sync(this); - _alt = getInterpreter().adaptivePredict(_input,22,_ctx); + _alt = getInterpreter().adaptivePredict(_input,20,_ctx); while ( _alt!=2 && _alt!=org.antlr.v4.runtime.atn.ATN.INVALID_ALT_NUMBER ) { if ( _alt==1 ) { { { - setState(245); + setState(248); recipient(); - setState(246); + setState(249); match(T__17); } } } - setState(252); + setState(255); _errHandler.sync(this); - _alt = getInterpreter().adaptivePredict(_input,22,_ctx); + _alt = getInterpreter().adaptivePredict(_input,20,_ctx); } - setState(253); + setState(256); id(); } } @@ -1965,15 +2038,15 @@ public class DecafParser extends Parser { public final AssignContext assign() throws RecognitionException { AssignContext _localctx = new AssignContext(_ctx, getState()); - enterRule(_localctx, 38, RULE_assign); + enterRule(_localctx, 40, RULE_assign); try { enterOuterAlt(_localctx, 1); { - setState(255); + setState(258); fieldVarAccess(); - setState(256); + setState(259); assignSign(); - setState(257); + setState(260); expr(0); } } @@ -2021,43 +2094,43 @@ public class DecafParser extends Parser { public final MethCallContext methCall() throws RecognitionException { MethCallContext _localctx = new MethCallContext(_ctx, getState()); - enterRule(_localctx, 40, RULE_methCall); + enterRule(_localctx, 42, RULE_methCall); int _la; try { int _alt; enterOuterAlt(_localctx, 1); { - setState(261); + setState(264); _errHandler.sync(this); _la = _input.LA(1); if (_la==THIS) { { - setState(259); + setState(262); match(THIS); - setState(260); + setState(263); match(T__17); } } - setState(268); + setState(271); _errHandler.sync(this); - _alt = getInterpreter().adaptivePredict(_input,24,_ctx); + _alt = getInterpreter().adaptivePredict(_input,22,_ctx); while ( _alt!=2 && _alt!=org.antlr.v4.runtime.atn.ATN.INVALID_ALT_NUMBER ) { if ( _alt==1 ) { { { - setState(263); + setState(266); recipient(); - setState(264); + setState(267); match(T__17); } } } - setState(270); + setState(273); _errHandler.sync(this); - _alt = getInterpreter().adaptivePredict(_input,24,_ctx); + _alt = getInterpreter().adaptivePredict(_input,22,_ctx); } - setState(271); + setState(274); methName(); } } @@ -2101,22 +2174,22 @@ public class DecafParser extends Parser { public final RecipientContext recipient() throws RecognitionException { RecipientContext _localctx = new RecipientContext(_ctx, getState()); - enterRule(_localctx, 42, RULE_recipient); + enterRule(_localctx, 44, RULE_recipient); try { - setState(275); + setState(278); _errHandler.sync(this); - switch ( getInterpreter().adaptivePredict(_input,25,_ctx) ) { + switch ( getInterpreter().adaptivePredict(_input,23,_ctx) ) { case 1: enterOuterAlt(_localctx, 1); { - setState(273); + setState(276); methName(); } break; case 2: enterOuterAlt(_localctx, 2); { - setState(274); + setState(277); id(); } break; @@ -2162,26 +2235,26 @@ public class DecafParser extends Parser { public final MethNameContext methName() throws RecognitionException { MethNameContext _localctx = new MethNameContext(_ctx, getState()); - enterRule(_localctx, 44, RULE_methName); + enterRule(_localctx, 46, RULE_methName); int _la; try { enterOuterAlt(_localctx, 1); { - setState(277); - id(); - setState(278); - match(T__4); setState(280); + id(); + setState(281); + match(T__4); + setState(283); _errHandler.sync(this); _la = _input.LA(1); if ((((_la) & ~0x3f) == 0 && ((1L << _la) & 132216286871584L) != 0)) { { - setState(279); + setState(282); args(); } } - setState(282); + setState(285); match(T__5); } } @@ -2225,26 +2298,26 @@ public class DecafParser extends Parser { public final ArgsContext args() throws RecognitionException { ArgsContext _localctx = new ArgsContext(_ctx, getState()); - enterRule(_localctx, 46, RULE_args); + enterRule(_localctx, 48, RULE_args); int _la; try { enterOuterAlt(_localctx, 1); { - setState(284); + setState(287); expr(0); - setState(289); + setState(292); _errHandler.sync(this); _la = _input.LA(1); while (_la==T__9) { { { - setState(285); + setState(288); match(T__9); - setState(286); + setState(289); expr(0); } } - setState(291); + setState(294); _errHandler.sync(this); _la = _input.LA(1); } @@ -2287,12 +2360,12 @@ public class DecafParser extends Parser { public final LiteralContext literal() throws RecognitionException { LiteralContext _localctx = new LiteralContext(_ctx, getState()); - enterRule(_localctx, 48, RULE_literal); + enterRule(_localctx, 50, RULE_literal); int _la; try { enterOuterAlt(_localctx, 1); { - setState(292); + setState(295); _la = _input.LA(1); if ( !((((_la) & ~0x3f) == 0 && ((1L << _la) & 96757023244288L) != 0)) ) { _errHandler.recoverInline(this); @@ -2339,11 +2412,11 @@ public class DecafParser extends Parser { public final IdContext id() throws RecognitionException { IdContext _localctx = new IdContext(_ctx, getState()); - enterRule(_localctx, 50, RULE_id); + enterRule(_localctx, 52, RULE_id); try { enterOuterAlt(_localctx, 1); { - setState(294); + setState(297); match(IDENTIFIER); } } @@ -2360,7 +2433,7 @@ public class DecafParser extends Parser { public boolean sempred(RuleContext _localctx, int ruleIndex, int predIndex) { switch (ruleIndex) { - case 15: + case 16: return expr_sempred((ExprContext)_localctx, predIndex); } return true; @@ -2374,7 +2447,7 @@ public class DecafParser extends Parser { } public static final String _serializedATN = - "\u0004\u00011\u0129\u0002\u0000\u0007\u0000\u0002\u0001\u0007\u0001\u0002"+ + "\u0004\u00011\u012c\u0002\u0000\u0007\u0000\u0002\u0001\u0007\u0001\u0002"+ "\u0002\u0007\u0002\u0002\u0003\u0007\u0003\u0002\u0004\u0007\u0004\u0002"+ "\u0005\u0007\u0005\u0002\u0006\u0007\u0006\u0002\u0007\u0007\u0007\u0002"+ "\b\u0007\b\u0002\t\u0007\t\u0002\n\u0007\n\u0002\u000b\u0007\u000b\u0002"+ @@ -2382,184 +2455,187 @@ public class DecafParser extends Parser { "\u0002\u0010\u0007\u0010\u0002\u0011\u0007\u0011\u0002\u0012\u0007\u0012"+ "\u0002\u0013\u0007\u0013\u0002\u0014\u0007\u0014\u0002\u0015\u0007\u0015"+ "\u0002\u0016\u0007\u0016\u0002\u0017\u0007\u0017\u0002\u0018\u0007\u0018"+ - "\u0002\u0019\u0007\u0019\u0001\u0000\u0001\u0000\u0001\u0000\u0001\u0000"+ - "\u0001\u0000\u0003\u0000:\b\u0000\u0001\u0000\u0001\u0000\u0001\u0000"+ - "\u0005\u0000?\b\u0000\n\u0000\f\u0000B\t\u0000\u0001\u0000\u0001\u0000"+ - "\u0001\u0001\u0003\u0001G\b\u0001\u0001\u0001\u0001\u0001\u0001\u0001"+ - "\u0001\u0001\u0001\u0002\u0001\u0002\u0001\u0003\u0001\u0003\u0003\u0003"+ - "Q\b\u0003\u0001\u0004\u0001\u0004\u0001\u0004\u0001\u0004\u0003\u0004"+ - "W\b\u0004\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0005"+ - "\u0003\u0005^\b\u0005\u0001\u0005\u0001\u0005\u0001\u0005\u0001\u0006"+ - "\u0001\u0006\u0001\u0006\u0001\u0006\u0001\u0006\u0001\u0006\u0001\u0006"+ - "\u0001\u0006\u0001\u0006\u0001\u0007\u0001\u0007\u0001\u0007\u0001\u0007"+ - "\u0003\u0007p\b\u0007\u0001\u0007\u0001\u0007\u0001\u0007\u0001\b\u0001"+ - "\b\u0001\b\u0005\bx\b\b\n\b\f\b{\t\b\u0001\t\u0001\t\u0001\t\u0001\n\u0001"+ - "\n\u0001\n\u0005\n\u0083\b\n\n\n\f\n\u0086\t\n\u0001\n\u0003\n\u0089\b"+ - "\n\u0001\n\u0001\n\u0001\u000b\u0001\u000b\u0001\u000b\u0001\u000b\u0001"+ - "\u000b\u0001\u000b\u0001\u000b\u0001\u000b\u0001\u000b\u0001\u000b\u0003"+ - "\u000b\u0097\b\u000b\u0001\f\u0001\f\u0001\f\u0001\f\u0001\f\u0001\f\u0003"+ - "\f\u009f\b\f\u0001\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001\r\u0003"+ - "\r\u00a8\b\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001"+ - "\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001"+ - "\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001\r\u0003\r\u00c1\b\r\u0001"+ - "\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001\r\u0001\r\u0003\r\u00cb"+ - "\b\r\u0001\u000e\u0001\u000e\u0001\u000e\u0001\u000e\u0001\u000e\u0003"+ - "\u000e\u00d2\b\u000e\u0001\u000e\u0001\u000e\u0003\u000e\u00d6\b\u000e"+ - "\u0001\u000f\u0001\u000f\u0001\u000f\u0001\u000f\u0001\u000f\u0001\u000f"+ - "\u0001\u000f\u0001\u000f\u0001\u000f\u0001\u000f\u0001\u000f\u0003\u000f"+ - "\u00e3\b\u000f\u0001\u000f\u0001\u000f\u0001\u000f\u0001\u000f\u0005\u000f"+ - "\u00e9\b\u000f\n\u000f\f\u000f\u00ec\t\u000f\u0001\u0010\u0001\u0010\u0001"+ - "\u0011\u0001\u0011\u0001\u0012\u0001\u0012\u0003\u0012\u00f4\b\u0012\u0001"+ - "\u0012\u0001\u0012\u0001\u0012\u0005\u0012\u00f9\b\u0012\n\u0012\f\u0012"+ - "\u00fc\t\u0012\u0001\u0012\u0001\u0012\u0001\u0013\u0001\u0013\u0001\u0013"+ - "\u0001\u0013\u0001\u0014\u0001\u0014\u0003\u0014\u0106\b\u0014\u0001\u0014"+ - "\u0001\u0014\u0001\u0014\u0005\u0014\u010b\b\u0014\n\u0014\f\u0014\u010e"+ - "\t\u0014\u0001\u0014\u0001\u0014\u0001\u0015\u0001\u0015\u0003\u0015\u0114"+ - "\b\u0015\u0001\u0016\u0001\u0016\u0001\u0016\u0003\u0016\u0119\b\u0016"+ - "\u0001\u0016\u0001\u0016\u0001\u0017\u0001\u0017\u0001\u0017\u0005\u0017"+ - "\u0120\b\u0017\n\u0017\f\u0017\u0123\t\u0017\u0001\u0018\u0001\u0018\u0001"+ - "\u0019\u0001\u0019\u0001\u0019\u0000\u0001\u001e\u001a\u0000\u0002\u0004"+ - "\u0006\b\n\f\u000e\u0010\u0012\u0014\u0016\u0018\u001a\u001c\u001e \""+ - "$&(*,.02\u0000\u0004\u0001\u0000\"%\u0001\u0000\u0017!\u0002\u0000\u0017"+ - "\u0017&&\u0002\u0000+,..\u0135\u00004\u0001\u0000\u0000\u0000\u0002F\u0001"+ - "\u0000\u0000\u0000\u0004L\u0001\u0000\u0000\u0000\u0006P\u0001\u0000\u0000"+ - "\u0000\bV\u0001\u0000\u0000\u0000\nX\u0001\u0000\u0000\u0000\fb\u0001"+ - "\u0000\u0000\u0000\u000ek\u0001\u0000\u0000\u0000\u0010t\u0001\u0000\u0000"+ - "\u0000\u0012|\u0001\u0000\u0000\u0000\u0014\u007f\u0001\u0000\u0000\u0000"+ - "\u0016\u0096\u0001\u0000\u0000\u0000\u0018\u009e\u0001\u0000\u0000\u0000"+ - "\u001a\u00ca\u0001\u0000\u0000\u0000\u001c\u00d5\u0001\u0000\u0000\u0000"+ - "\u001e\u00e2\u0001\u0000\u0000\u0000 \u00ed\u0001\u0000\u0000\u0000\""+ - "\u00ef\u0001\u0000\u0000\u0000$\u00f3\u0001\u0000\u0000\u0000&\u00ff\u0001"+ - "\u0000\u0000\u0000(\u0105\u0001\u0000\u0000\u0000*\u0113\u0001\u0000\u0000"+ - "\u0000,\u0115\u0001\u0000\u0000\u0000.\u011c\u0001\u0000\u0000\u00000"+ - "\u0124\u0001\u0000\u0000\u00002\u0126\u0001\u0000\u0000\u000045\u0005"+ - "\u0013\u0000\u000056\u0005\u0001\u0000\u000067\u00032\u0019\u000079\u0005"+ - "\u0002\u0000\u00008:\u0003\f\u0006\u000098\u0001\u0000\u0000\u00009:\u0001"+ - "\u0000\u0000\u0000:@\u0001\u0000\u0000\u0000;?\u0003\u0002\u0001\u0000"+ - ";\u0001\u0000\u0000\u0000"+ - "><\u0001\u0000\u0000\u0000>=\u0001\u0000\u0000\u0000?B\u0001\u0000\u0000"+ - "\u0000@>\u0001\u0000\u0000\u0000@A\u0001\u0000\u0000\u0000AC\u0001\u0000"+ - "\u0000\u0000B@\u0001\u0000\u0000\u0000CD\u0005\u0003\u0000\u0000D\u0001"+ - "\u0001\u0000\u0000\u0000EG\u0005\u0013\u0000\u0000FE\u0001\u0000\u0000"+ - "\u0000FG\u0001\u0000\u0000\u0000GH\u0001\u0000\u0000\u0000HI\u0003\b\u0004"+ - "\u0000IJ\u00032\u0019\u0000JK\u0005\u0004\u0000\u0000K\u0003\u0001\u0000"+ - "\u0000\u0000LM\u0007\u0000\u0000\u0000M\u0005\u0001\u0000\u0000\u0000"+ - "NQ\u0003\b\u0004\u0000OQ\u0005)\u0000\u0000PN\u0001\u0000\u0000\u0000"+ - "PO\u0001\u0000\u0000\u0000Q\u0007\u0001\u0000\u0000\u0000RW\u0005\'\u0000"+ - "\u0000SW\u0005(\u0000\u0000TW\u0005*\u0000\u0000UW\u00032\u0019\u0000"+ - "VR\u0001\u0000\u0000\u0000VS\u0001\u0000\u0000\u0000VT\u0001\u0000\u0000"+ - "\u0000VU\u0001\u0000\u0000\u0000W\t\u0001\u0000\u0000\u0000XY\u0005\u0013"+ - "\u0000\u0000YZ\u0003\u0006\u0003\u0000Z[\u00032\u0019\u0000[]\u0005\u0005"+ - "\u0000\u0000\\^\u0003\u0010\b\u0000]\\\u0001\u0000\u0000\u0000]^\u0001"+ - "\u0000\u0000\u0000^_\u0001\u0000\u0000\u0000_`\u0005\u0006\u0000\u0000"+ - "`a\u0003\u0014\n\u0000a\u000b\u0001\u0000\u0000\u0000bc\u0005\u0013\u0000"+ - "\u0000cd\u0005\u0007\u0000\u0000de\u0005)\u0000\u0000ef\u0005\b\u0000"+ - "\u0000fg\u0005\u0005\u0000\u0000gh\u0005\t\u0000\u0000hi\u0005\u0006\u0000"+ - "\u0000ij\u0003\u0014\n\u0000j\r\u0001\u0000\u0000\u0000kl\u0005\u0013"+ - "\u0000\u0000lm\u00032\u0019\u0000mo\u0005\u0005\u0000\u0000np\u0003\u0010"+ - "\b\u0000on\u0001\u0000\u0000\u0000op\u0001\u0000\u0000\u0000pq\u0001\u0000"+ - "\u0000\u0000qr\u0005\u0006\u0000\u0000rs\u0003\u0014\n\u0000s\u000f\u0001"+ - 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"\n\u0000\u0000xz\u0003\u0012\t\u0000yw\u0001\u0000\u0000\u0000z}\u0001"+ + "\u0000\u0000\u0000{y\u0001\u0000\u0000\u0000{|\u0001\u0000\u0000\u0000"+ + "|\u0011\u0001\u0000\u0000\u0000}{\u0001\u0000\u0000\u0000~\u007f\u0003"+ + "\b\u0004\u0000\u007f\u0080\u00034\u001a\u0000\u0080\u0013\u0001\u0000"+ + "\u0000\u0000\u0081\u0085\u0005\u0002\u0000\u0000\u0082\u0084\u0003\u001c"+ + "\u000e\u0000\u0083\u0082\u0001\u0000\u0000\u0000\u0084\u0087\u0001\u0000"+ + "\u0000\u0000\u0085\u0083\u0001\u0000\u0000\u0000\u0085\u0086\u0001\u0000"+ + "\u0000\u0000\u0086\u0089\u0001\u0000\u0000\u0000\u0087\u0085\u0001\u0000"+ + "\u0000\u0000\u0088\u008a\u0003\u001a\r\u0000\u0089\u0088\u0001\u0000\u0000"+ + "\u0000\u0089\u008a\u0001\u0000\u0000\u0000\u008a\u008b\u0001\u0000\u0000"+ + "\u0000\u008b\u008c\u0005\u0003\u0000\u0000\u008c\u0015\u0001\u0000\u0000"+ + "\u0000\u008d\u008e\u0003\b\u0004\u0000\u008e\u008f\u00034\u001a\u0000"+ + "\u008f\u0017\u0001\u0000\u0000\u0000\u0090\u0091\u0003\b\u0004\u0000\u0091"+ + "\u0092\u00034\u001a\u0000\u0092\u0093\u0005\"\u0000\u0000\u0093\u0094"+ + "\u0003 \u0010\u0000\u0094\u0019\u0001\u0000\u0000\u0000\u0095\u0096\u0005"+ + "\u000b\u0000\u0000\u0096\u0097\u0003 \u0010\u0000\u0097\u0098\u0005\u0004"+ + "\u0000\u0000\u0098\u009c\u0001\u0000\u0000\u0000\u0099\u009a\u0005\u000b"+ + "\u0000\u0000\u009a\u009c\u0005\u0004\u0000\u0000\u009b\u0095\u0001\u0000"+ + "\u0000\u0000\u009b\u0099\u0001\u0000\u0000\u0000\u009c\u001b\u0001\u0000"+ + "\u0000\u0000\u009d\u009e\u0005\f\u0000\u0000\u009e\u009f\u0005\u0005\u0000"+ + "\u0000\u009f\u00a0\u0003 \u0010\u0000\u00a0\u00a1\u0005\u0006\u0000\u0000"+ + "\u00a1\u00a4\u0003\u0014\n\u0000\u00a2\u00a3\u0005\r\u0000\u0000\u00a3"+ + "\u00a5\u0003\u0014\n\u0000\u00a4\u00a2\u0001\u0000\u0000\u0000\u00a4\u00a5"+ + "\u0001\u0000\u0000\u0000\u00a5\u00ce\u0001\u0000\u0000\u0000\u00a6\u00a7"+ + "\u0005\u000e\u0000\u0000\u00a7\u00a8\u0005\u0005\u0000\u0000\u00a8\u00a9"+ + "\u0003(\u0014\u0000\u00a9\u00aa\u0005\u0004\u0000\u0000\u00aa\u00ab\u0003"+ + " \u0010\u0000\u00ab\u00ac\u0005\u0004\u0000\u0000\u00ac\u00ad\u0003(\u0014"+ + "\u0000\u00ad\u00ae\u0005\u0006\u0000\u0000\u00ae\u00af\u0003\u0014\n\u0000"+ + "\u00af\u00ce\u0001\u0000\u0000\u0000\u00b0\u00b1\u0005\u000f\u0000\u0000"+ + "\u00b1\u00b2\u0005\u0005\u0000\u0000\u00b2\u00b3\u0003 \u0010\u0000\u00b3"+ + "\u00b4\u0005\u0006\u0000\u0000\u00b4\u00b5\u0003\u0014\n\u0000\u00b5\u00ce"+ + "\u0001\u0000\u0000\u0000\u00b6\u00b7\u0005\u0010\u0000\u0000\u00b7\u00b8"+ + "\u0003\u0014\n\u0000\u00b8\u00b9\u0005\u000f\u0000\u0000\u00b9\u00ba\u0005"+ + "\u0005\u0000\u0000\u00ba\u00bb\u0003 \u0010\u0000\u00bb\u00bd\u0005\u0006"+ + "\u0000\u0000\u00bc\u00be\u0005\u0004\u0000\u0000\u00bd\u00bc\u0001\u0000"+ + "\u0000\u0000\u00bd\u00be\u0001\u0000\u0000\u0000\u00be\u00ce\u0001\u0000"+ + "\u0000\u0000\u00bf\u00c0\u0005\u0011\u0000\u0000\u00c0\u00ce\u0005\u0004"+ + "\u0000\u0000\u00c1\u00c2\u0003\u0016\u000b\u0000\u00c2\u00c3\u0005\u0004"+ + "\u0000\u0000\u00c3\u00ce\u0001\u0000\u0000\u0000\u00c4\u00c5\u0003\u0018"+ + "\f\u0000\u00c5\u00c6\u0005\u0004\u0000\u0000\u00c6\u00ce\u0001\u0000\u0000"+ + "\u0000\u00c7\u00c8\u0003(\u0014\u0000\u00c8\u00c9\u0005\u0004\u0000\u0000"+ + "\u00c9\u00ce\u0001\u0000\u0000\u0000\u00ca\u00cb\u0003\u001e\u000f\u0000"+ + "\u00cb\u00cc\u0005\u0004\u0000\u0000\u00cc\u00ce\u0001\u0000\u0000\u0000"+ + "\u00cd\u009d\u0001\u0000\u0000\u0000\u00cd\u00a6\u0001\u0000\u0000\u0000"+ + "\u00cd\u00b0\u0001\u0000\u0000\u0000\u00cd\u00b6\u0001\u0000\u0000\u0000"+ + "\u00cd\u00bf\u0001\u0000\u0000\u0000\u00cd\u00c1\u0001\u0000\u0000\u0000"+ + "\u00cd\u00c4\u0001\u0000\u0000\u0000\u00cd\u00c7\u0001\u0000\u0000\u0000"+ + "\u00cd\u00ca\u0001\u0000\u0000\u0000\u00ce\u001d\u0001\u0000\u0000\u0000"+ + "\u00cf\u00d9\u0003*\u0015\u0000\u00d0\u00d1\u0005\u0014\u0000\u0000\u00d1"+ + "\u00d2\u0003\b\u0004\u0000\u00d2\u00d4\u0005\u0005\u0000\u0000\u00d3\u00d5"+ + "\u00030\u0018\u0000\u00d4\u00d3\u0001\u0000\u0000\u0000\u00d4\u00d5\u0001"+ + "\u0000\u0000\u0000\u00d5\u00d6\u0001\u0000\u0000\u0000\u00d6\u00d7\u0005"+ + "\u0006\u0000\u0000\u00d7\u00d9\u0001\u0000\u0000\u0000\u00d8\u00cf\u0001"+ + "\u0000\u0000\u0000\u00d8\u00d0\u0001\u0000\u0000\u0000\u00d9\u001f\u0001"+ + "\u0000\u0000\u0000\u00da\u00db\u0006\u0010\uffff\uffff\u0000\u00db\u00dc"+ + "\u0003$\u0012\u0000\u00dc\u00dd\u0003 \u0010\u0005\u00dd\u00e6\u0001\u0000"+ + "\u0000\u0000\u00de\u00e6\u00032\u0019\u0000\u00df\u00e0\u0005\u0005\u0000"+ + "\u0000\u00e0\u00e1\u0003 \u0010\u0000\u00e1\u00e2\u0005\u0006\u0000\u0000"+ + "\u00e2\u00e6\u0001\u0000\u0000\u0000\u00e3\u00e6\u0003&\u0013\u0000\u00e4"+ + "\u00e6\u0003\u001e\u000f\u0000\u00e5\u00da\u0001\u0000\u0000\u0000\u00e5"+ + "\u00de\u0001\u0000\u0000\u0000\u00e5\u00df\u0001\u0000\u0000\u0000\u00e5"+ + "\u00e3\u0001\u0000\u0000\u0000\u00e5\u00e4\u0001\u0000\u0000\u0000\u00e6"+ + "\u00ed\u0001\u0000\u0000\u0000\u00e7\u00e8\n\u0006\u0000\u0000\u00e8\u00e9"+ + "\u0003\"\u0011\u0000\u00e9\u00ea\u0003 \u0010\u0007\u00ea\u00ec\u0001"+ + "\u0000\u0000\u0000\u00eb\u00e7\u0001\u0000\u0000\u0000\u00ec\u00ef\u0001"+ + "\u0000\u0000\u0000\u00ed\u00eb\u0001\u0000\u0000\u0000\u00ed\u00ee\u0001"+ + "\u0000\u0000\u0000\u00ee!\u0001\u0000\u0000\u0000\u00ef\u00ed\u0001\u0000"+ + "\u0000\u0000\u00f0\u00f1\u0007\u0001\u0000\u0000\u00f1#\u0001\u0000\u0000"+ + "\u0000\u00f2\u00f3\u0007\u0002\u0000\u0000\u00f3%\u0001\u0000\u0000\u0000"+ + "\u00f4\u00f5\u0005\u0016\u0000\u0000\u00f5\u00f7\u0005\u0012\u0000\u0000"+ + "\u00f6\u00f4\u0001\u0000\u0000\u0000\u00f6\u00f7\u0001\u0000\u0000\u0000"+ + "\u00f7\u00fd\u0001\u0000\u0000\u0000\u00f8\u00f9\u0003,\u0016\u0000\u00f9"+ + "\u00fa\u0005\u0012\u0000\u0000\u00fa\u00fc\u0001\u0000\u0000\u0000\u00fb"+ + "\u00f8\u0001\u0000\u0000\u0000\u00fc\u00ff\u0001\u0000\u0000\u0000\u00fd"+ + "\u00fb\u0001\u0000\u0000\u0000\u00fd\u00fe\u0001\u0000\u0000\u0000\u00fe"+ + "\u0100\u0001\u0000\u0000\u0000\u00ff\u00fd\u0001\u0000\u0000\u0000\u0100"+ + "\u0101\u00034\u001a\u0000\u0101\'\u0001\u0000\u0000\u0000\u0102\u0103"+ + "\u0003&\u0013\u0000\u0103\u0104\u0003\u0004\u0002\u0000\u0104\u0105\u0003"+ + " \u0010\u0000\u0105)\u0001\u0000\u0000\u0000\u0106\u0107\u0005\u0016\u0000"+ + "\u0000\u0107\u0109\u0005\u0012\u0000\u0000\u0108\u0106\u0001\u0000\u0000"+ + "\u0000\u0108\u0109\u0001\u0000\u0000\u0000\u0109\u010f\u0001\u0000\u0000"+ + "\u0000\u010a\u010b\u0003,\u0016\u0000\u010b\u010c\u0005\u0012\u0000\u0000"+ + "\u010c\u010e\u0001\u0000\u0000\u0000\u010d\u010a\u0001\u0000\u0000\u0000"+ + "\u010e\u0111\u0001\u0000\u0000\u0000\u010f\u010d\u0001\u0000\u0000\u0000"+ + "\u010f\u0110\u0001\u0000\u0000\u0000\u0110\u0112\u0001\u0000\u0000\u0000"+ + "\u0111\u010f\u0001\u0000\u0000\u0000\u0112\u0113\u0003.\u0017\u0000\u0113"+ + "+\u0001\u0000\u0000\u0000\u0114\u0117\u0003.\u0017\u0000\u0115\u0117\u0003"+ + "4\u001a\u0000\u0116\u0114\u0001\u0000\u0000\u0000\u0116\u0115\u0001\u0000"+ + "\u0000\u0000\u0117-\u0001\u0000\u0000\u0000\u0118\u0119\u00034\u001a\u0000"+ + "\u0119\u011b\u0005\u0005\u0000\u0000\u011a\u011c\u00030\u0018\u0000\u011b"+ + "\u011a\u0001\u0000\u0000\u0000\u011b\u011c\u0001\u0000\u0000\u0000\u011c"+ + "\u011d\u0001\u0000\u0000\u0000\u011d\u011e\u0005\u0006\u0000\u0000\u011e"+ + "/\u0001\u0000\u0000\u0000\u011f\u0124\u0003 \u0010\u0000\u0120\u0121\u0005"+ + "\n\u0000\u0000\u0121\u0123\u0003 \u0010\u0000\u0122\u0120\u0001\u0000"+ + "\u0000\u0000\u0123\u0126\u0001\u0000\u0000\u0000\u0124\u0122\u0001\u0000"+ + "\u0000\u0000\u0124\u0125\u0001\u0000\u0000\u0000\u01251\u0001\u0000\u0000"+ + "\u0000\u0126\u0124\u0001\u0000\u0000\u0000\u0127\u0128\u0007\u0003\u0000"+ + "\u0000\u01283\u0001\u0000\u0000\u0000\u0129\u012a\u0005-\u0000\u0000\u012a"+ + "5\u0001\u0000\u0000\u0000\u001a;@BHRX_q{\u0085\u0089\u009b\u00a4\u00bd"+ + "\u00cd\u00d4\u00d8\u00e5\u00ed\u00f6\u00fd\u0108\u010f\u0116\u011b\u0124"; public static final ATN _ATN = new ATNDeserializer().deserialize(_serializedATN.toCharArray()); static { diff --git a/src/main/java/de/maishai/antlr/DecafVisitor.java b/src/main/java/de/maishai/antlr/DecafVisitor.java index e440e63..b810cc6 100644 --- a/src/main/java/de/maishai/antlr/DecafVisitor.java +++ b/src/main/java/de/maishai/antlr/DecafVisitor.java @@ -82,6 +82,12 @@ public interface DecafVisitor extends ParseTreeVisitor { * @return the visitor result */ T visitLocalVar(DecafParser.LocalVarContext ctx); + /** + * Visit a parse tree produced by {@link DecafParser#localVarWithInitialization}. + * @param ctx the parse tree + * @return the visitor result + */ + T visitLocalVarWithInitialization(DecafParser.LocalVarWithInitializationContext ctx); /** * Visit a parse tree produced by {@link DecafParser#return}. * @param ctx the parse tree @@ -123,6 +129,20 @@ public interface DecafVisitor extends ParseTreeVisitor { * @return the visitor result */ T visitBreak(DecafParser.BreakContext ctx); + /** + * Visit a parse tree produced by the {@code LocalVarDec} + * labeled alternative in {@link DecafParser#stmt}. + * @param ctx the parse tree + * @return the visitor result + */ + T visitLocalVarDec(DecafParser.LocalVarDecContext ctx); + /** + * Visit a parse tree produced by the {@code LocalVarDecWithInitialization} + * labeled alternative in {@link DecafParser#stmt}. + * @param ctx the parse tree + * @return the visitor result + */ + T visitLocalVarDecWithInitialization(DecafParser.LocalVarDecWithInitializationContext ctx); /** * Visit a parse tree produced by the {@code Assignment} * labeled alternative in {@link DecafParser#stmt}. diff --git a/src/main/java/de/maishai/ast/records/Block.java b/src/main/java/de/maishai/ast/records/Block.java index 81f49e2..f4e7c82 100644 --- a/src/main/java/de/maishai/ast/records/Block.java +++ b/src/main/java/de/maishai/ast/records/Block.java @@ -4,5 +4,5 @@ package de.maishai.ast.records; import java.util.List; -public record Block(List localVariables, List stmts) implements Node { +public record Block(List stmts) implements Node { } diff --git a/src/main/java/de/maishai/ast/records/Declaration.java b/src/main/java/de/maishai/ast/records/Declaration.java index 4cb300e..7c0a50e 100644 --- a/src/main/java/de/maishai/ast/records/Declaration.java +++ b/src/main/java/de/maishai/ast/records/Declaration.java @@ -2,5 +2,5 @@ package de.maishai.ast.records; import de.maishai.typedast.Type; -public record Declaration(String name, Type type) implements Node { +public record Declaration(String name, Type type) implements Statement { } diff --git a/src/main/java/de/maishai/ast/records/Node.java b/src/main/java/de/maishai/ast/records/Node.java index 0d3e782..9cdd211 100644 --- a/src/main/java/de/maishai/ast/records/Node.java +++ b/src/main/java/de/maishai/ast/records/Node.java @@ -1,4 +1,4 @@ package de.maishai.ast.records; -public sealed interface Node permits Block, Class, Constructor, Declaration, Expression, Method, Parameter, Program, Statement { +public sealed interface Node permits Block, Class, Constructor, Expression, Method, Parameter, Program, Statement { } diff --git a/src/main/java/de/maishai/ast/records/Statement.java b/src/main/java/de/maishai/ast/records/Statement.java index 5a36534..ad0372f 100644 --- a/src/main/java/de/maishai/ast/records/Statement.java +++ b/src/main/java/de/maishai/ast/records/Statement.java @@ -1,4 +1,4 @@ package de.maishai.ast.records; -public sealed interface Statement extends Node permits Assignment, Break, DoWhile, For, IfElse, MethodCall, New, Return, While { +public sealed interface Statement extends Node permits Assignment, Break, Declaration, DoWhile, For, IfElse, MethodCall, New, Return, While { } diff --git a/src/main/java/de/maishai/typedast/typedclass/TypedBlock.java b/src/main/java/de/maishai/typedast/typedclass/TypedBlock.java index 58b5986..41e5e56 100644 --- a/src/main/java/de/maishai/typedast/typedclass/TypedBlock.java +++ b/src/main/java/de/maishai/typedast/typedclass/TypedBlock.java @@ -36,11 +36,10 @@ public class TypedBlock implements TypedNode { return; } - for (Declaration var : unTypedBlock.localVariables()) { - vars.add(new TypedLocalVariable(typedProgram, var)); - } - for (var stmt : unTypedBlock.stmts()) { + if (stmt instanceof Declaration){ + vars.add(new TypedLocalVariable(typedProgram,(Declaration) stmt)); + } if (stmt instanceof Assignment assignment) { TypedAssignment typedAssignment = new TypedAssignment(typedProgram, assignment); typedAssignment.typeCheck(typedProgram);