001 /*
002 * Copyright 2010-2014 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.k2js.analyze;
018
019 import com.google.common.base.Predicate;
020 import com.google.common.base.Predicates;
021 import com.google.common.collect.ImmutableList;
022 import com.intellij.openapi.project.Project;
023 import com.intellij.psi.PsiFile;
024 import org.jetbrains.annotations.NotNull;
025 import org.jetbrains.annotations.Nullable;
026 import org.jetbrains.jet.analyzer.AnalyzeExhaust;
027 import org.jetbrains.jet.context.ContextPackage;
028 import org.jetbrains.jet.context.GlobalContextImpl;
029 import org.jetbrains.jet.di.InjectorForLazyResolve;
030 import org.jetbrains.jet.di.InjectorForTopDownAnalyzerForJs;
031 import org.jetbrains.jet.lang.PlatformToKotlinClassMap;
032 import org.jetbrains.jet.lang.descriptors.DependencyKind;
033 import org.jetbrains.jet.lang.descriptors.ModuleDescriptor;
034 import org.jetbrains.jet.lang.descriptors.ModuleDescriptorImpl;
035 import org.jetbrains.jet.lang.psi.JetFile;
036 import org.jetbrains.jet.lang.resolve.*;
037 import org.jetbrains.jet.lang.resolve.lazy.ResolveSession;
038 import org.jetbrains.jet.lang.resolve.lazy.declarations.DeclarationProviderFactory;
039 import org.jetbrains.jet.lang.resolve.name.Name;
040 import org.jetbrains.jet.lang.types.lang.KotlinBuiltIns;
041 import org.jetbrains.k2js.config.Config;
042
043 import java.util.Collection;
044 import java.util.List;
045
046 import static org.jetbrains.jet.lang.resolve.lazy.declarations.DeclarationProviderFactoryService.createDeclarationProviderFactory;
047
048 public final class AnalyzerFacadeForJS {
049 public static final List<ImportPath> DEFAULT_IMPORTS = ImmutableList.of(
050 new ImportPath("js.*"),
051 new ImportPath("java.lang.*"),
052 new ImportPath("kotlin.*")
053 );
054
055 private AnalyzerFacadeForJS() {
056 }
057
058 @NotNull
059 public static BindingContext analyzeFilesAndCheckErrors(@NotNull List<JetFile> files,
060 @NotNull Config config) {
061 BindingContext bindingContext = analyzeFiles(files, Predicates.<PsiFile>alwaysTrue(), config).getBindingContext();
062 checkForErrors(Config.withJsLibAdded(files, config), bindingContext);
063 return bindingContext;
064 }
065
066
067 //NOTE: web demo related method
068 @SuppressWarnings("UnusedDeclaration")
069 @NotNull
070 public static BindingContext analyzeFiles(@NotNull Collection<JetFile> files, @NotNull Config config) {
071 return analyzeFiles(files, Predicates.<PsiFile>alwaysTrue(), config).getBindingContext();
072 }
073
074 //TODO: refactor
075 @NotNull
076 public static AnalyzeExhaust analyzeFiles(
077 @NotNull Collection<JetFile> files,
078 @NotNull Predicate<PsiFile> filesToAnalyzeCompletely,
079 @NotNull Config config
080 ) {
081 Project project = config.getProject();
082
083 ModuleDescriptorImpl owner = createJsModule("<module>");
084
085 Predicate<PsiFile> completely = Predicates.and(notLibFiles(config.getLibFiles()), filesToAnalyzeCompletely);
086
087 GlobalContextImpl globalContext = ContextPackage.GlobalContext();
088 TopDownAnalysisParameters topDownAnalysisParameters = TopDownAnalysisParameters.create(
089 globalContext.getStorageManager(), globalContext.getExceptionTracker(), completely, false, false);
090
091 ModuleDescriptor libraryModule = config.getLibraryModule();
092 if (libraryModule != null) {
093 owner.addFragmentProvider(DependencyKind.BINARIES, libraryModule.getPackageFragmentProvider()); // "import" analyzed library module
094 }
095
096 BindingContext libraryContext = config.getLibraryContext();
097 BindingTrace trace = libraryContext == null
098 ? new BindingTraceContext()
099 : new DelegatingBindingTrace(libraryContext, "trace with preanalyzed library");
100 InjectorForTopDownAnalyzerForJs injector = new InjectorForTopDownAnalyzerForJs(project, topDownAnalysisParameters, trace, owner);
101 try {
102 Collection<JetFile> allFiles = libraryModule != null ?
103 files :
104 Config.withJsLibAdded(files, config);
105 injector.getTopDownAnalyzer().analyzeFiles(topDownAnalysisParameters, allFiles);
106 return AnalyzeExhaust.success(trace.getBindingContext(), owner);
107 }
108 finally {
109 injector.destroy();
110 }
111 }
112
113 public static void checkForErrors(@NotNull Collection<JetFile> allFiles, @NotNull BindingContext bindingContext) {
114 AnalyzingUtils.throwExceptionOnErrors(bindingContext);
115 for (JetFile file : allFiles) {
116 AnalyzingUtils.checkForSyntacticErrors(file);
117 }
118 }
119
120 @NotNull
121 private static Predicate<PsiFile> notLibFiles(@NotNull final List<JetFile> jsLibFiles) {
122 return new Predicate<PsiFile>() {
123 @Override
124 public boolean apply(@Nullable PsiFile file) {
125 assert file instanceof JetFile;
126 @SuppressWarnings("UnnecessaryLocalVariable") boolean notLibFile = !jsLibFiles.contains(file);
127 return notLibFile;
128 }
129 };
130 }
131
132 @NotNull
133 public static ResolveSession getLazyResolveSession(Collection<JetFile> files, Config config) {
134 GlobalContextImpl globalContext = ContextPackage.GlobalContext();
135 DeclarationProviderFactory declarationProviderFactory =
136 createDeclarationProviderFactory(config.getProject(), globalContext.getStorageManager(),
137 Config.withJsLibAdded(files, config));
138 ModuleDescriptorImpl module = createJsModule("<lazy module>");
139 module.addFragmentProvider(DependencyKind.BUILT_INS, KotlinBuiltIns.getInstance().getBuiltInsModule().getPackageFragmentProvider());
140
141 return new InjectorForLazyResolve(
142 config.getProject(),
143 globalContext,
144 module,
145 declarationProviderFactory,
146 new BindingTraceContext()).getResolveSession();
147 }
148
149 @NotNull
150 private static ModuleDescriptorImpl createJsModule(@NotNull String name) {
151 return new ModuleDescriptorImpl(Name.special(name), DEFAULT_IMPORTS, PlatformToKotlinClassMap.EMPTY);
152 }
153
154 }