| /* |
| * Copyright 2000-2010 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.intellij.codeInsight.template.macro; |
| |
| import com.google.common.annotations.VisibleForTesting; |
| import com.intellij.codeInsight.CodeInsightBundle; |
| import com.intellij.codeInsight.template.Expression; |
| import com.intellij.codeInsight.template.ExpressionContext; |
| import com.intellij.codeInsight.template.Result; |
| import com.intellij.codeInsight.template.TextResult; |
| import com.intellij.openapi.util.text.StringUtil; |
| import com.intellij.psi.codeStyle.NameUtil; |
| import org.jetbrains.annotations.NotNull; |
| |
| /** |
| * @author Konstantin Bulenkov |
| */ |
| public class CapitalizeAndUnderscoreMacro extends MacroBase { |
| public CapitalizeAndUnderscoreMacro() { |
| super("capitalizeAndUnderscore", CodeInsightBundle.message("macro.capitalizeAndUnderscore.string")); |
| } |
| |
| protected CapitalizeAndUnderscoreMacro(String name, String description) { |
| super(name, description); |
| } |
| |
| @Override |
| protected Result calculateResult(@NotNull Expression[] params, ExpressionContext context, boolean quick) { |
| String text = getTextResult(params, context, true); |
| if (StringUtil.isNotEmpty(text)) { |
| return new TextResult(convertString(text)); |
| } |
| return null; |
| } |
| |
| @VisibleForTesting |
| public String convertString(String text) { |
| final String[] words = NameUtil.nameToWords(text); |
| boolean insertUnderscore = false; |
| final StringBuilder buf = new StringBuilder(); |
| for (String word : words) { |
| if (!Character.isLetterOrDigit(word.charAt(0))) { |
| buf.append("_"); |
| insertUnderscore = false; |
| continue; |
| } |
| if (insertUnderscore) { |
| buf.append("_"); |
| } else { |
| insertUnderscore = true; |
| } |
| buf.append(convertCase(word)); |
| } |
| return buf.toString(); |
| } |
| |
| protected String convertCase(String word) { |
| return StringUtil.toUpperCase(word); |
| } |
| } |