/*******************************************************************************
- * Copyright (c) 2000, 2001, 2002 International Business Machines Corp. and others.
+ * Copyright (c) 2000, 2003 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Common Public License v0.5
+ * are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/cpl-v05.html
+ * http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
- ******************************************************************************/
+ *******************************************************************************/
package net.sourceforge.phpdt.internal.compiler.ast;
-import net.sourceforge.phpdt.internal.compiler.IAbstractSyntaxTreeVisitor;
-import net.sourceforge.phpdt.internal.compiler.codegen.CodeStream;
+import net.sourceforge.phpdt.internal.compiler.ASTVisitor;
import net.sourceforge.phpdt.internal.compiler.codegen.Label;
import net.sourceforge.phpdt.internal.compiler.flow.FlowContext;
import net.sourceforge.phpdt.internal.compiler.flow.FlowInfo;
import net.sourceforge.phpdt.internal.compiler.flow.LabelFlowContext;
import net.sourceforge.phpdt.internal.compiler.lookup.BlockScope;
+
public class LabeledStatement extends Statement {
public Statement statement;
}
}
- public AstNode concreteStatement() {
+ public ASTNode concreteStatement() {
- return statement.concreteStatement();
+ // return statement.concreteStatement(); // for supporting nested labels: a:b:c: someStatement (see 21912)
+ return statement;
}
/**
*
* may not need actual source positions recording
*
- * @param currentScope org.eclipse.jdt.internal.compiler.lookup.BlockScope
- * @param codeStream org.eclipse.jdt.internal.compiler.codegen.CodeStream
+ * @param currentScope net.sourceforge.phpdt.internal.compiler.lookup.BlockScope
+ * @param codeStream net.sourceforge.phpdt.internal.compiler.codegen.CodeStream
*/
- public void generateCode(BlockScope currentScope, CodeStream codeStream) {
-
- int pc = codeStream.position;
- if (targetLabel != null) {
- targetLabel.codeStream = codeStream;
- if (statement != null) {
- statement.generateCode(currentScope, codeStream);
- }
- targetLabel.place();
- }
- // May loose some local variable initializations : affecting the local variable attributes
- if (mergedInitStateIndex != -1) {
- codeStream.removeNotDefinitelyAssignedVariables(
- currentScope,
- mergedInitStateIndex);
- }
- codeStream.recordPositionsFrom(pc, this.sourceStart);
+// public void generateCode(BlockScope currentScope, CodeStream codeStream) {
+//
+// int pc = codeStream.position;
+// if (targetLabel != null) {
+// targetLabel.codeStream = codeStream;
+// if (statement != null) {
+// statement.generateCode(currentScope, codeStream);
+// }
+// targetLabel.place();
+// }
+// // May loose some local variable initializations : affecting the local variable attributes
+// if (mergedInitStateIndex != -1) {
+// codeStream.removeNotDefinitelyAssignedVariables(
+// currentScope,
+// mergedInitStateIndex);
+// }
+// codeStream.recordPositionsFrom(pc, this.sourceStart);
+// }
+ public StringBuffer printStatement(int tab, StringBuffer output) {
+
+ printIndent(tab, output).append(label).append(": "); //$NON-NLS-1$
+ if (this.statement == null)
+ output.append(';');
+ else
+ this.statement.printStatement(0, output);
+ return output;
}
-
public void resolve(BlockScope scope) {
statement.resolve(scope);
}
public void traverse(
- IAbstractSyntaxTreeVisitor visitor,
+ ASTVisitor visitor,
BlockScope blockScope) {
if (visitor.visit(this, blockScope)) {
}
public void resetStateForCodeGeneration() {
-
- this.targetLabel.resetStateForCodeGeneration();
+ if (this.targetLabel != null) {
+ this.targetLabel.resetStateForCodeGeneration();
+ }
}
-}
\ No newline at end of file
+}