xml/impl/src/com/intellij/lang/html/HTMLParserDefinition.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 package com.intellij.lang.html;
  17
  18 import com.intellij.lang.ASTNode;
  19 import com.intellij.lang.ParserDefinition;
  20 import com.intellij.lang.PsiParser;
  21 import com.intellij.lexer.HtmlLexer;
  22 import com.intellij.lexer.Lexer;
  23 import com.intellij.openapi.project.Project;
  24 import com.intellij.psi.FileViewProvider;
  25 import com.intellij.psi.PsiElement;
  26 import com.intellij.psi.PsiFile;
  27 import com.intellij.psi.impl.source.html.HtmlFileImpl;
  28 import com.intellij.psi.tree.IFileElementType;
  29 import com.intellij.psi.tree.TokenSet;
  30 import com.intellij.psi.util.PsiUtilBase;
  31 import com.intellij.psi.xml.XmlElementType;
  32 import com.intellij.psi.xml.XmlTokenType;
  33 import com.intellij.xml.util.XmlUtil;
  34 import org.jetbrains.annotations.NotNull;
  35
  36 /**
  37  * Created by IntelliJ IDEA.
  38  * User: max
  39  * Date: Jan 26, 2005
  40  * Time: 1:01:36 PM
  41  * To change this template use File | Settings | File Templates.
  42  */
  43 public class HTMLParserDefinition implements ParserDefinition {
  44   @NotNull
  45   public Lexer createLexer(Project project) {
  46     return new HtmlLexer();
  47   }
  48
  49   public IFileElementType getFileNodeType() {
  50     return XmlElementType.HTML_FILE;
  51   }
  52
  53   @NotNull
  54   public TokenSet getWhitespaceTokens() {
  55     return XmlTokenType.WHITESPACES;
  56   }
  57
  58   @NotNull
  59   public TokenSet getCommentTokens() {
  60     return XmlTokenType.COMMENTS;
  61   }
  62
  63   @NotNull
  64   public TokenSet getStringLiteralElements() {
  65     return TokenSet.EMPTY;
  66   }
  67
  68   @NotNull
  69   public PsiParser createParser(final Project project) {
  70     return new HTMLParser();
  71   }
  72
  73   @NotNull
  74   public PsiElement createElement(ASTNode node) {
  75     return PsiUtilBase.NULL_PSI_ELEMENT;
  76   }
  77
  78   public PsiFile createFile(FileViewProvider viewProvider) {
  79     return new HtmlFileImpl(viewProvider);
  80   }
  81
  82   public SpaceRequirements spaceExistanceTypeBetweenTokens(ASTNode left, ASTNode right) {
  83     final Lexer lexer = createLexer(left.getPsi().getProject());
  84     return XmlUtil.canStickTokensTogetherByLexerInXml(left, right, lexer, 0);
  85   }
  86 }