| /* |
| * Copyright 2000-2013 JetBrains s.r.o. |
| * |
| * 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 com.intellij.ide.highlighter.custom.tokens; |
| |
| import com.intellij.psi.CustomHighlighterTokenType; |
| |
| |
| /** |
| * @author dsl |
| */ |
| public class LineCommentParser extends PrefixedTokenParser { |
| private final boolean myAtStartOnly; |
| |
| public LineCommentParser(String prefix, boolean atStartOnly) { |
| super(prefix, CustomHighlighterTokenType.LINE_COMMENT); |
| myAtStartOnly = atStartOnly; |
| } |
| |
| @Override |
| public boolean hasToken(int position) { |
| if (myAtStartOnly && position > 0 && myBuffer.charAt(position - 1) != '\n') { |
| return false; |
| } |
| |
| return super.hasToken(position); |
| } |
| |
| @Override |
| protected int getTokenEnd(int position) { |
| for (; position < myEndOffset; position++) { |
| if (myBuffer.charAt(position) == '\n') break; |
| } |
| return position; |
| } |
| |
| } |