compiler/org/eclipse/jdt/internal/compiler/ast/PrefixExpression.java

package org.eclipse.jdt.internal.compiler.ast;

/*
 * (c) Copyright IBM Corp. 2000, 2001.
 * All Rights Reserved.
 */
import org.eclipse.jdt.internal.compiler.IAbstractSyntaxTreeVisitor;
import org.eclipse.jdt.internal.compiler.lookup.*;

public class PrefixExpression extends CompoundAssignment {
/**
 * PrefixExpression constructor comment.
 * @param l org.eclipse.jdt.internal.compiler.ast.Expression
 * @param r org.eclipse.jdt.internal.compiler.ast.Expression
 * @param op int
 */
public PrefixExpression(Expression l, Expression e, int op, int pos) {
	super(l, e, op);
	sourceStart = pos;
	sourceEnd = l.sourceEnd;
}
public String operatorToString() {
	switch (operator) {
		case PLUS :
			return "++"/*nonNLS*/;
		case MINUS :
			return "--"/*nonNLS*/;}
	return "unknown operator"/*nonNLS*/;
}
public boolean restrainUsageToNumericTypes(){
	return true ;}
public String toStringExpressionNoParenthesis(){
	/* slow code */
	
	return operatorToString() + " "/*nonNLS*/ + lhs.toStringExpression() ;

}
public void traverse(IAbstractSyntaxTreeVisitor visitor, BlockScope scope) {
	if (visitor.visit(this, scope)) {
		lhs.traverse(visitor, scope);
	}
	visitor.endVisit(this, scope);
}
}