| /* |
| * 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. |
| */ |
| |
| /* |
| * @author max |
| */ |
| package com.intellij.psi.tree; |
| |
| import com.intellij.lang.ASTNode; |
| import com.intellij.lang.Language; |
| import com.intellij.openapi.project.Project; |
| import org.jetbrains.annotations.NonNls; |
| import org.jetbrains.annotations.Nullable; |
| |
| public class IReparseableElementType extends ILazyParseableElementType { |
| public IReparseableElementType(@NonNls String debugName) { |
| super(debugName); |
| } |
| |
| public IReparseableElementType(@NonNls String debugName, Language language) { |
| super(debugName, language); |
| } |
| |
| public IReparseableElementType(@NonNls String debugName, Language language, boolean register) { |
| super(debugName, language, register); |
| } |
| |
| |
| /** |
| * Checks if the specified character sequence can be parsed as a valid content of the |
| * chameleon node. |
| * |
| * @param buffer the content to parse. |
| * @param fileLanguage language of the file |
| * @param project the project containing the content. |
| * @return true if the content is valid, false if not |
| */ |
| |
| public boolean isParsable(CharSequence buffer, Language fileLanguage, final Project project) { |
| return false; |
| } |
| |
| /** |
| * The same as {@link this#isParsable(CharSequence, com.intellij.lang.Language, com.intellij.openapi.project.Project)} |
| * but with parent ASTNode of the old node. |
| * |
| * Override this method only if you really understand what are doing. |
| * In other cases override {@link this#isParsable(CharSequence, com.intellij.lang.Language, com.intellij.openapi.project.Project)} |
| * |
| * Known valid use-case: |
| * Indent-based languages. You should know about parent indent in order to decide if block is reparsable with given text. |
| * Because if indent of some line became equals to parent indent then the block should have another parent or block is not block anymore. |
| * So it cannot be reparsed and whole file or parent block should be reparsed. |
| * |
| * @param parent parent node of old (or collapsed) reparsable node. |
| * @param buffer the content to parse. |
| * @param fileLanguage language of the file |
| * @param project the project containing the content. |
| * @return true if the content is valid, false if not |
| */ |
| public boolean isParsable(@Nullable ASTNode parent, CharSequence buffer, Language fileLanguage, final Project project) { |
| return isParsable(buffer, fileLanguage, project); |
| } |
| } |