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.js.analyze;
018    
019    import org.jetbrains.annotations.NotNull;
020    import org.jetbrains.kotlin.context.ContextKt;
021    import org.jetbrains.kotlin.context.ModuleContext;
022    import org.jetbrains.kotlin.context.MutableModuleContext;
023    import org.jetbrains.kotlin.descriptors.PackageFragmentProvider;
024    import org.jetbrains.kotlin.descriptors.impl.ModuleDescriptorImpl;
025    import org.jetbrains.kotlin.frontend.js.di.InjectionKt;
026    import org.jetbrains.kotlin.js.analyzer.JsAnalysisResult;
027    import org.jetbrains.kotlin.js.config.Config;
028    import org.jetbrains.kotlin.js.resolve.JsPlatform;
029    import org.jetbrains.kotlin.name.Name;
030    import org.jetbrains.kotlin.psi.KtFile;
031    import org.jetbrains.kotlin.resolve.*;
032    import org.jetbrains.kotlin.resolve.lazy.declarations.FileBasedDeclarationProviderFactory;
033    
034    import java.util.ArrayList;
035    import java.util.Collection;
036    import java.util.Collections;
037    import java.util.List;
038    
039    public final class TopDownAnalyzerFacadeForJS {
040        private TopDownAnalyzerFacadeForJS() {
041        }
042    
043        @NotNull
044        public static JsAnalysisResult analyzeFiles(
045                @NotNull Collection<KtFile> files,
046                @NotNull Config config
047        ) {
048            BindingTrace trace = new BindingTraceContext();
049    
050            MutableModuleContext newModuleContext = ContextKt.ContextForNewModule(
051                    config.getProject(), Name.special("<" + config.getModuleId() + ">"), JsPlatform.INSTANCE$
052            );
053            newModuleContext.setDependencies(computeDependencies(newModuleContext.getModule(), config));
054            return analyzeFilesWithGivenTrace(files, trace, newModuleContext, config);
055        }
056    
057        @NotNull
058        private static List<ModuleDescriptorImpl> computeDependencies(ModuleDescriptorImpl module, @NotNull Config config) {
059            List<ModuleDescriptorImpl> allDependencies = new ArrayList<ModuleDescriptorImpl>();
060            allDependencies.add(module);
061            allDependencies.addAll(config.getModuleDescriptors());
062            allDependencies.add(JsPlatform.INSTANCE$.getBuiltIns().getBuiltInsModule());
063            return allDependencies;
064        }
065    
066        @NotNull
067        public static JsAnalysisResult analyzeFilesWithGivenTrace(
068                @NotNull Collection<KtFile> files,
069                @NotNull BindingTrace trace,
070                @NotNull ModuleContext moduleContext,
071                @NotNull Config config
072        ) {
073            Collection<KtFile> allFiles = Config.withJsLibAdded(files, config);
074    
075            LazyTopDownAnalyzerForTopLevel analyzerForJs = InjectionKt.createTopDownAnalyzerForJs(
076                    moduleContext, trace,
077                    new FileBasedDeclarationProviderFactory(moduleContext.getStorageManager(), allFiles)
078            );
079            analyzerForJs.analyzeFiles(TopDownAnalysisMode.TopLevelDeclarations, files, Collections.<PackageFragmentProvider>emptyList());
080            return JsAnalysisResult.success(trace, moduleContext.getModule());
081        }
082    
083        public static void checkForErrors(@NotNull Collection<KtFile> allFiles, @NotNull BindingContext bindingContext) {
084            AnalyzingUtils.throwExceptionOnErrors(bindingContext);
085            for (KtFile file : allFiles) {
086                AnalyzingUtils.checkForSyntacticErrors(file);
087            }
088        }
089    }