| /* |
| * Copyright 2016 The Bazel Authors. All rights reserved. |
| * |
| * 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.google.idea.blaze.base.model.primitives; |
| |
| import com.google.common.collect.ImmutableMap; |
| import com.google.common.collect.ImmutableSet; |
| import javax.annotation.Nullable; |
| |
| /** Language classes. */ |
| public enum LanguageClass { |
| GENERIC("generic", ImmutableSet.of()), |
| C("c", ImmutableSet.of("c", "cc", "cpp", "h", "hh", "hpp")), |
| JAVA("java", ImmutableSet.of("java")), |
| ANDROID("android", ImmutableSet.of("aidl")), |
| JAVASCRIPT("javascript", ImmutableSet.of("js", "applejs")), |
| TYPESCRIPT("typescript", ImmutableSet.of("ts", "ats")), |
| DART("dart", ImmutableSet.of("dart")), |
| GO("go", ImmutableSet.of("go")), |
| PYTHON("python", ImmutableSet.of("py", "pyw")), |
| SCALA("scala", ImmutableSet.of("scala")), |
| ; |
| |
| private static final ImmutableMap<String, LanguageClass> RECOGNIZED_EXTENSIONS = |
| extensionToClassMap(); |
| |
| private static ImmutableMap<String, LanguageClass> extensionToClassMap() { |
| ImmutableMap.Builder<String, LanguageClass> result = ImmutableMap.builder(); |
| for (LanguageClass lang : LanguageClass.values()) { |
| for (String ext : lang.recognizedFilenameExtensions) { |
| result.put(ext, lang); |
| } |
| } |
| return result.build(); |
| } |
| |
| private final String name; |
| private final ImmutableSet<String> recognizedFilenameExtensions; |
| |
| LanguageClass(String name, ImmutableSet<String> recognizedFilenameExtensions) { |
| this.name = name; |
| this.recognizedFilenameExtensions = recognizedFilenameExtensions; |
| } |
| |
| public String getName() { |
| return name; |
| } |
| |
| public static LanguageClass fromString(String name) { |
| for (LanguageClass ruleClass : LanguageClass.values()) { |
| if (ruleClass.name.equals(name)) { |
| return ruleClass; |
| } |
| } |
| return null; |
| } |
| |
| @Override |
| public String toString() { |
| return name; |
| } |
| |
| /** Returns the LanguageClass associated with the given filename extension, if it's recognized. */ |
| @Nullable |
| public static LanguageClass fromExtension(String filenameExtension) { |
| return RECOGNIZED_EXTENSIONS.get(filenameExtension); |
| } |
| } |