| /* |
| * Copyright 2006 Sascha Weinreuter |
| * |
| * 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.intellij.lang.regexp.psi.impl; |
| |
| import com.intellij.lang.ASTNode; |
| |
| import org.intellij.lang.regexp.RegExpElementTypes; |
| import org.intellij.lang.regexp.RegExpTT; |
| import org.intellij.lang.regexp.psi.RegExpElementVisitor; |
| import org.intellij.lang.regexp.psi.RegExpGroup; |
| import org.intellij.lang.regexp.psi.RegExpPattern; |
| |
| public class RegExpGroupImpl extends RegExpElementImpl implements RegExpGroup { |
| public RegExpGroupImpl(ASTNode astNode) { |
| super(astNode); |
| } |
| |
| public void accept(RegExpElementVisitor visitor) { |
| visitor.visitRegExpGroup(this); |
| } |
| |
| public boolean isCapturing() { |
| final ASTNode node = getNode().getFirstChildNode(); |
| return node != null && node.getElementType() == RegExpTT.GROUP_BEGIN; |
| } |
| |
| public boolean isSimple() { |
| final ASTNode node = getNode().getFirstChildNode(); |
| return node != null && (node.getElementType() == RegExpTT.GROUP_BEGIN || node.getElementType() == RegExpTT.NON_CAPT_GROUP); |
| } |
| |
| public RegExpPattern getPattern() { |
| final ASTNode node = getNode().findChildByType(RegExpElementTypes.PATTERN); |
| return node != null ? (RegExpPattern)node.getPsi() : null; |
| } |
| |
| public boolean isPythonNamedGroup() { |
| return getNode().findChildByType(RegExpTT.PYTHON_NAMED_GROUP) != null; |
| } |
| |
| public boolean isRubyNamedGroup() { |
| return getNode().findChildByType(RegExpTT.RUBY_NAMED_GROUP) != null || |
| getNode().findChildByType(RegExpTT.RUBY_QUOTED_NAMED_GROUP) != null; |
| } |
| |
| public String getGroupName() { |
| if (!isPythonNamedGroup()) { |
| return null; |
| } |
| final ASTNode nameNode = getNode().findChildByType(RegExpTT.NAME); |
| return nameNode != null ? nameNode.getText() : null; |
| } |
| } |