org.codehaus.groovy.ast.expr.PrefixExpression Maven / Gradle / Ivy
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Groovy: A powerful, dynamic language for the JVM
/*
* Copyright 2003-2007 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.codehaus.groovy.ast.expr;
import org.codehaus.groovy.ast.ClassNode;
import org.codehaus.groovy.ast.GroovyCodeVisitor;
import org.codehaus.groovy.syntax.Token;
/**
* Represents a prefix expression like ++foo or --bar
*
* @author James Strachan
* @version $Revision: 6778 $
*/
public class PrefixExpression extends Expression {
private Token operation;
private Expression expression;
public PrefixExpression(Token operation, Expression expression) {
this.operation = operation;
this.expression = expression;
}
public String toString() {
return super.toString() + "[" + operation + expression + "]";
}
public void visit(GroovyCodeVisitor visitor) {
visitor.visitPrefixExpression(this);
}
public Expression transformExpression(ExpressionTransformer transformer) {
Expression ret = new PrefixExpression(operation, transformer.transform(expression));
ret.setSourcePosition(this);
return ret;
}
public void setExpression(Expression expression) {
this.expression = expression;
}
public Token getOperation() {
return operation;
}
public Expression getExpression() {
return expression;
}
public String getText() {
return "(" + operation.getText() + expression.getText() + ")";
}
public ClassNode getType() {
return expression.getType();
}
}