| /* |
| * 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 org.jetbrains.plugins.groovy.editor.actions.joinLines; |
| |
| import com.intellij.codeInsight.editorActions.JoinLinesHandlerDelegate; |
| import com.intellij.openapi.editor.Document; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.PsiFile; |
| import org.jetbrains.plugins.groovy.lang.lexer.GroovyTokenTypes; |
| import org.jetbrains.plugins.groovy.lang.psi.GroovyFileBase; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.*; |
| |
| public class GrJoinControlStatementHandler implements JoinLinesHandlerDelegate { |
| @Override |
| public int tryJoinLines(Document document, PsiFile file, int start, int end) { |
| if (!(file instanceof GroovyFileBase)) return CANNOT_JOIN; |
| |
| final PsiElement startElement = file.findElementAt(start); |
| if (startElement == null || !startElement.getNode().getElementType().equals(GroovyTokenTypes.mRPAREN)) return CANNOT_JOIN; |
| |
| final PsiElement parent = startElement.getParent(); |
| if (!(parent instanceof GrIfStatement || parent instanceof GrWhileStatement || parent instanceof GrForStatement)) return CANNOT_JOIN; |
| |
| GrStatement inner; |
| if (parent instanceof GrIfStatement) { |
| inner = ((GrIfStatement)parent).getThenBranch(); |
| } |
| else if (parent instanceof GrWhileStatement) { |
| inner = ((GrWhileStatement)parent).getBody(); |
| } |
| else /*if (parent instanceof GrForStatement)*/ { |
| inner = ((GrForStatement)parent).getBody(); |
| } |
| |
| |
| if (inner instanceof GrBlockStatement) return CANNOT_JOIN; |
| |
| document.replaceString(start + 1, end, " "); |
| return start + 2; |
| } |
| } |