| /* |
| * Copyright 2000-2014 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.jetbrains.python.psi.impl; |
| |
| import com.intellij.lang.ASTNode; |
| import com.intellij.openapi.util.TextRange; |
| import com.intellij.psi.AbstractElementManipulator; |
| import com.intellij.util.IncorrectOperationException; |
| import com.jetbrains.python.psi.LanguageLevel; |
| import com.jetbrains.python.psi.PyCallExpression; |
| import com.jetbrains.python.psi.PyElementGenerator; |
| import com.jetbrains.python.psi.PyKeywordArgument; |
| import org.jetbrains.annotations.NotNull; |
| |
| /** |
| * @author yole |
| */ |
| public class PyKeywordArgumentManipulator extends AbstractElementManipulator<PyKeywordArgument> { |
| @Override |
| public PyKeywordArgument handleContentChange(@NotNull PyKeywordArgument element, @NotNull TextRange range, String newContent) throws IncorrectOperationException { |
| final ASTNode keywordNode = element.getKeywordNode(); |
| if (keywordNode != null && keywordNode.getTextRange().shiftRight(-element.getTextRange().getStartOffset()).equals(range)) { |
| final LanguageLevel langLevel = LanguageLevel.forElement(element); |
| final PyElementGenerator generator = PyElementGenerator.getInstance(element.getProject()); |
| final PyCallExpression callExpression = (PyCallExpression) generator.createExpressionFromText(langLevel, "foo(" + newContent + "=None)"); |
| final PyKeywordArgument kwArg = callExpression.getArgumentList().getKeywordArgument(newContent); |
| element.getKeywordNode().getPsi().replace(kwArg.getKeywordNode().getPsi()); |
| return element; |
| } |
| throw new IncorrectOperationException("unsupported manipulation on keyword argument"); |
| } |
| } |