001    /*
002     * Copyright 2010-2015 JetBrains s.r.o.
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.apache.org/licenses/LICENSE-2.0
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    
017    package org.jetbrains.kotlin.script;
018    
019    import org.jetbrains.annotations.NotNull;
020    import org.jetbrains.kotlin.name.Name;
021    import org.jetbrains.kotlin.psi.KtFile;
022    import org.jetbrains.kotlin.psi.KtScript;
023    
024    public class ScriptNameUtil {
025        private ScriptNameUtil() {
026        }
027    
028        @NotNull
029        public static Name fileNameWithExtensionStripped(@NotNull KtScript script, @NotNull String extension) {
030            KtFile file = script.getContainingKtFile();
031            return Name.identifier(generateNameByFileName(file.getName(), extension));
032        }
033    
034        @NotNull
035        public static String generateNameByFileName(@NotNull String fileName, @NotNull String extension) {
036            int index = fileName.lastIndexOf('/');
037            if (index != -1) {
038                fileName = fileName.substring(index + 1);
039            }
040            if (fileName.endsWith(extension)) {
041                fileName = fileName.substring(0, fileName.length() - extension.length());
042            }
043            else {
044                index = fileName.indexOf('.');
045                if (index != -1) {
046                    fileName = fileName.substring(0, index);
047                }
048            }
049            fileName = Character.toUpperCase(fileName.charAt(0)) + (fileName.length() == 0 ? "" : fileName.substring(1));
050            fileName = fileName.replace('.', '_');
051            return fileName;
052        }
053    }