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.resolve;
018    
019    import org.jetbrains.annotations.NotNull;
020    import org.jetbrains.kotlin.name.FqName;
021    import org.jetbrains.kotlin.parsing.JetScriptDefinition;
022    import org.jetbrains.kotlin.parsing.JetScriptDefinitionProvider;
023    import org.jetbrains.kotlin.psi.JetFile;
024    import org.jetbrains.kotlin.psi.JetPackageDirective;
025    import org.jetbrains.kotlin.psi.JetScript;
026    
027    public class ScriptNameUtil {
028        private ScriptNameUtil() {
029        }
030    
031        @NotNull
032        public static FqName classNameForScript(JetScript script) {
033            JetFile file = script.getContainingJetFile();
034            JetScriptDefinition scriptDefinition = JetScriptDefinitionProvider.getInstance(file.getProject()).findScriptDefinition(file);
035    
036            String name = file.getName();
037            int index = name.lastIndexOf('/');
038            if(index != -1)
039                name = name.substring(index+1);
040            if(name.endsWith(scriptDefinition.getExtension()))
041                name = name.substring(0, name.length()-scriptDefinition.getExtension().length());
042            else {
043                index = name.indexOf('.');
044                if(index != -1)
045                    name = name.substring(0,index);
046            }
047            name = Character.toUpperCase(name.charAt(0)) + (name.length() == 0 ? "" : name.substring(1));
048            name = name.replace('.', '_');
049            JetPackageDirective directive = file.getPackageDirective();
050            if(directive != null && directive.getQualifiedName().length() > 0) {
051                name = directive.getQualifiedName() + "." + name;
052            }
053            return new FqName(name);
054        }
055    }