platform/lang-impl/src/com/intellij/psi/impl/search/IndexPatternBuilder.java

   1 /*
   2  * Copyright 2000-2009 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package com.intellij.psi.impl.search;
  18
  19 import com.intellij.lexer.Lexer;
  20 import com.intellij.openapi.extensions.ExtensionPointName;
  21 import com.intellij.psi.PsiFile;
  22 import com.intellij.psi.tree.IElementType;
  23 import com.intellij.psi.tree.TokenSet;
  24 import org.jetbrains.annotations.Nullable;
  25
  26 /**
  27  * @author yole
  28  */
  29 public interface IndexPatternBuilder {
  30   ExtensionPointName<IndexPatternBuilder> EP_NAME = ExtensionPointName.create("com.intellij.indexPatternBuilder");
  31
  32   @Nullable
  33   Lexer getIndexingLexer(PsiFile file);
  34   @Nullable
  35   TokenSet getCommentTokenSet(PsiFile file);
  36   int getCommentStartDelta(IElementType tokenType);
  37   int getCommentEndDelta(IElementType tokenType);
  38 }