| /* |
| * 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.jetbrains.python.refactoring; |
| |
| import com.intellij.openapi.util.text.StringUtil; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.codeStyle.SuggestedNameInfo; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import com.intellij.refactoring.rename.NameSuggestionProvider; |
| import com.jetbrains.python.psi.*; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.List; |
| import java.util.Set; |
| |
| /** |
| * User : ktisha |
| */ |
| public class PyNameSuggestionProvider implements NameSuggestionProvider { |
| public SuggestedNameInfo getSuggestedNames(PsiElement element, PsiElement nameSuggestionContext, Set<String> result) { |
| if (!(element instanceof PyElement)) return null; |
| final String name = ((PyElement)element).getName(); |
| if (name == null) return null; |
| |
| if (element instanceof PyClass) { |
| result.add(toCamelCase(name, true)); |
| } |
| else if (element instanceof PyFunction || element instanceof PyParameter) { |
| result.add(name.toLowerCase()); |
| } |
| else { |
| result.add(name.toLowerCase()); |
| final PyAssignmentStatement assignmentStatement = PsiTreeUtil.getParentOfType(element, PyAssignmentStatement.class); |
| if (assignmentStatement != null) return null; |
| result.add(name.toUpperCase()); |
| result.add(toCamelCase(name, false)); |
| } |
| return SuggestedNameInfo.NULL_INFO; |
| } |
| |
| @NotNull |
| protected String toCamelCase(@NotNull final String name, boolean uppercaseFirstLetter) { |
| final List<String> strings = StringUtil.split(name, "_"); |
| if (strings.size() > 0) { |
| final StringBuilder buf = new StringBuilder(); |
| String str = strings.get(0).toLowerCase(); |
| if (uppercaseFirstLetter) str = StringUtil.capitalize(str); |
| buf.append(str); |
| for (int i = 1; i < strings.size(); i++) { |
| buf.append(StringUtil.capitalize(strings.get(i).toLowerCase())); |
| } |
| return buf.toString(); |
| } |
| return name; |
| } |
| } |