| /* |
| * 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.ClassHelper; |
| import org.codehaus.groovy.ast.GroovyCodeVisitor; |
| |
| /** |
| * Represents a regular expression of the form ~<double quoted string> which creates |
| * a regular expression. |
| * |
| * @author <a href="mailto:james@coredevelopers.net">James Strachan</a> |
| * @version $Revision$ |
| */ |
| public class RegexExpression extends Expression { |
| |
| private final Expression string; |
| |
| public RegexExpression(Expression string) { |
| this.string = string; |
| super.setType(ClassHelper.PATTERN_TYPE); |
| } |
| |
| public void visit(GroovyCodeVisitor visitor) { |
| visitor.visitRegexExpression(this); |
| } |
| |
| public Expression transformExpression(ExpressionTransformer transformer) { |
| Expression ret = new RegexExpression(transformer.transform(string)); |
| ret.setSourcePosition(this); |
| return ret; |
| } |
| |
| public Expression getRegex() { |
| return string; |
| } |
| |
| } |