improved PHP parser

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpeclipse / internal / compiler / ast / Assignment.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/internal/compiler/ast/Assignment.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/internal/compiler/ast/Assignment.java
index 4950b2b..d6fca69 100644 (file)
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/internal/compiler/ast/Assignment.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/internal/compiler/ast/Assignment.java
@@ -11,7 +11,7 @@
  *******************************************************************************/
 package net.sourceforge.phpeclipse.internal.compiler.ast;
 
-import net.sourceforge.phpdt.internal.compiler.IAbstractSyntaxTreeVisitor;
+import net.sourceforge.phpdt.internal.compiler.ASTVisitor;
 import net.sourceforge.phpdt.internal.compiler.flow.FlowContext;
 import net.sourceforge.phpdt.internal.compiler.flow.FlowInfo;
 import net.sourceforge.phpdt.internal.compiler.lookup.BaseTypeBinding;
@@ -92,7 +92,30 @@ public class Assignment extends Expression {
                }
                return null;
        }
+       public StringBuffer print(int indent, StringBuffer output) {
 
+               //no () when used as a statement 
+               printIndent(indent, output);
+               return printExpressionNoParenthesis(indent, output);
+       }
+       public StringBuffer printExpression(int indent, StringBuffer output) {
+
+               //subclass redefine printExpressionNoParenthesis()
+               output.append('(');
+               return printExpressionNoParenthesis(0, output).append(')');
+       } 
+
+       public StringBuffer printExpressionNoParenthesis(int indent, StringBuffer output) {
+
+               lhs.printExpression(indent, output).append(" = "); //$NON-NLS-1$
+               return expression.printExpression(0, output);
+       }
+       
+       public StringBuffer printStatement(int indent, StringBuffer output) {
+
+               //no () when used as a statement 
+               return print(indent, output).append(';');
+       }
        public TypeBinding resolveType(BlockScope scope) {
 
                // due to syntax lhs may be only a NameReference, a FieldReference or an ArrayReference
@@ -143,7 +166,7 @@ public class Assignment extends Expression {
                                : " ")  //$NON-NLS-1$
                        + expression.toStringExpression();
        }
-       public void traverse(IAbstractSyntaxTreeVisitor visitor, BlockScope scope) {
+       public void traverse(ASTVisitor visitor, BlockScope scope) {
                
                if (visitor.visit(this, scope)) {
                        lhs.traverse(visitor, scope);