| /* |
| * 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 com.intellij.psi.PsiElement; |
| import com.intellij.psi.tree.TokenSet; |
| import org.jetbrains.annotations.NotNull; |
| |
| import org.intellij.lang.regexp.RegExpElementTypes; |
| import org.intellij.lang.regexp.psi.RegExpCharRange; |
| import org.intellij.lang.regexp.psi.RegExpElementVisitor; |
| |
| public class RegExpCharRangeImpl extends RegExpElementImpl implements RegExpCharRange { |
| private static final TokenSet E = TokenSet.create(RegExpElementTypes.CHAR, RegExpElementTypes.SIMPLE_CLASS); |
| |
| public RegExpCharRangeImpl(ASTNode astNode) { |
| super(astNode); |
| } |
| |
| @NotNull |
| public Endpoint getFrom() { |
| return (Endpoint)getCharNode(0); |
| } |
| @NotNull |
| public Endpoint getTo() { |
| return (Endpoint)getCharNode(1); |
| } |
| |
| private PsiElement getCharNode(int idx) { |
| final ASTNode[] ch = getNode().getChildren(E); |
| assert ch.length == 2; |
| return ch[idx].getPsi(); |
| } |
| |
| public void accept(RegExpElementVisitor visitor) { |
| visitor.visitRegExpCharRange(this); |
| } |
| } |