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Minimal refactoring that eliminates importing Java's root namespace by default.

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All tests pass. Some beautifying needed

#KT-1477 Fixed
This commit is contained in:
Andrey Breslav
2012-03-11 20:28:37 +04:00
parent 6bc3bbb53d
commit 3c71512850
10 changed files with 134 additions and 40 deletions
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compiler/frontend/src/org/jetbrains/jet/lang/DefaultModuleConfiguration.java
+9
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@@ -53,4 +53,13 @@ public class DefaultModuleConfiguration implements ModuleConfiguration {
public void extendNamespaceScope(@NotNull BindingTrace trace, @NotNull NamespaceDescriptor namespaceDescriptor, @NotNull WritableScope namespaceMemberScope) {
}
@Override
public NamespaceDescriptor getTopLevelNamespace(@NotNull String shortName) {
return null;
}
@Override
public void addAllTopLevelNamespacesTo(@NotNull Collection<? super NamespaceDescriptor> topLevelNamespaces) {
}
}
compiler/frontend/src/org/jetbrains/jet/lang/ModuleConfiguration.java
+16
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@@ -17,6 +17,7 @@
package org.jetbrains.jet.lang;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.jet.lang.descriptors.NamespaceDescriptor;
import org.jetbrains.jet.lang.psi.JetImportDirective;
import org.jetbrains.jet.lang.resolve.BindingTrace;
@@ -36,6 +37,15 @@ public interface ModuleConfiguration {
@Override
public void extendNamespaceScope(@NotNull BindingTrace trace, @NotNull NamespaceDescriptor namespaceDescriptor, @NotNull WritableScope namespaceMemberScope) {
}
@Override
public NamespaceDescriptor getTopLevelNamespace(@NotNull String shortName) {
return null;
}
@Override
public void addAllTopLevelNamespacesTo(@NotNull Collection<? super NamespaceDescriptor> topLevelNamespaces) {
}
};
void addDefaultImports(@NotNull WritableScope rootScope, @NotNull Collection<JetImportDirective> directives);
@@ -45,4 +55,10 @@ public interface ModuleConfiguration {
* This method is called every time a namespace descriptor is created. Use it to add extra descriptors to the namespace, e.g. merge a Java package with a Kotlin one
*/
void extendNamespaceScope(@NotNull BindingTrace trace, @NotNull NamespaceDescriptor namespaceDescriptor, @NotNull WritableScope namespaceMemberScope);
/** This method is called only if no namespace with the same short name is declared in the module itself, or to merge namespaces */
@Nullable
NamespaceDescriptor getTopLevelNamespace(@NotNull String shortName);
void addAllTopLevelNamespacesTo(@NotNull Collection<? super NamespaceDescriptor> topLevelNamespaces);
}
compiler/frontend/src/org/jetbrains/jet/lang/resolve/AnalyzingUtils.java
+60 -33
View File
@@ -17,6 +17,7 @@
package org.jetbrains.jet.lang.resolve;
import com.google.common.base.Predicate;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import com.intellij.openapi.project.Project;
import com.intellij.psi.PsiElement;
@@ -32,6 +33,7 @@ import org.jetbrains.jet.lang.diagnostics.DiagnosticHolder;
import org.jetbrains.jet.lang.diagnostics.DiagnosticUtils;
import org.jetbrains.jet.lang.psi.JetFile;
import org.jetbrains.jet.lang.resolve.scopes.JetScope;
import org.jetbrains.jet.lang.resolve.scopes.JetScopeAdapter;
import org.jetbrains.jet.lang.resolve.scopes.WritableScope;
import org.jetbrains.jet.lang.resolve.scopes.WritableScopeImpl;
import org.jetbrains.jet.lang.types.lang.JetStandardLibrary;
@@ -96,7 +98,7 @@ public class AnalyzingUtils {
public static BindingContext analyzeFilesWithGivenTrace(
@NotNull Project project,
@NotNull ModuleConfiguration configuration,
@NotNull final ModuleConfiguration configuration,
@NotNull Collection<JetFile> files,
@NotNull Predicate<PsiFile> filesToAnalyzeCompletely,
@NotNull JetControlFlowDataTraceFactory flowDataTraceFactory,
@@ -112,46 +114,71 @@ public class AnalyzingUtils {
scope.importScope(libraryScope);
scope.changeLockLevel(WritableScope.LockLevel.BOTH);
TopDownAnalyzer.process(project, bindingTraceContext, scope, new NamespaceLike.Adapter(owner) {
final Map<String, NamespaceDescriptorImpl> declaredNamespaces = Maps.newHashMap();
private Map<String, NamespaceDescriptorImpl> declaredNamespaces = Maps.newHashMap();
TopDownAnalyzer.process(project, bindingTraceContext,
new JetScopeAdapter(scope) {
@Override
public NamespaceDescriptor getNamespace(@NotNull String name) {
NamespaceDescriptor topLevelNamespace = declaredNamespaces.get(name);
if (topLevelNamespace != null) {
return topLevelNamespace;
}
NamespaceDescriptor topLevelNamespaceFromConfiguration = configuration.getTopLevelNamespace(name);
if (topLevelNamespaceFromConfiguration != null) {
return topLevelNamespaceFromConfiguration;
}
return super.getNamespace(name);
}
@Override
public NamespaceDescriptorImpl getNamespace(String name) {
return declaredNamespaces.get(name);
}
@NotNull
@Override
public Collection<DeclarationDescriptor> getAllDescriptors() {
List<DeclarationDescriptor> allDescriptors = Lists.newArrayList(super.getAllDescriptors());
allDescriptors.addAll(declaredNamespaces.values());
configuration.addAllTopLevelNamespacesTo(allDescriptors);
return allDescriptors;
}
},
new NamespaceLike.Adapter(owner) {
@Override
public void addNamespace(@NotNull NamespaceDescriptor namespaceDescriptor) {
scope.addNamespace(namespaceDescriptor);
declaredNamespaces.put(namespaceDescriptor.getName(), (NamespaceDescriptorImpl) namespaceDescriptor);
}
@Override
public NamespaceDescriptorImpl getNamespace(String name) {
return declaredNamespaces.get(name);
}
@Override
public void addClassifierDescriptor(@NotNull MutableClassDescriptorLite classDescriptor) {
throw new IllegalStateException("A class shouldn't sit right under a module: " + classDescriptor);
}
@Override
public void addNamespace(@NotNull NamespaceDescriptor namespaceDescriptor) {
scope.addNamespace(namespaceDescriptor);
declaredNamespaces.put(namespaceDescriptor.getName(), (NamespaceDescriptorImpl) namespaceDescriptor);
}
@Override
public void addObjectDescriptor(@NotNull MutableClassDescriptorLite objectDescriptor) {
throw new IllegalStateException("An object shouldn't sit right under a module: " + objectDescriptor);
}
@Override
public void addClassifierDescriptor(@NotNull MutableClassDescriptorLite classDescriptor) {
throw new IllegalStateException("A class shouldn't sit right under a module: " + classDescriptor);
}
@Override
public void addFunctionDescriptor(@NotNull SimpleFunctionDescriptor functionDescriptor) {
throw new IllegalStateException("A function shouldn't sit right under a module: " + functionDescriptor);
}
@Override
public void addObjectDescriptor(@NotNull MutableClassDescriptorLite objectDescriptor) {
throw new IllegalStateException("An object shouldn't sit right under a module: " + objectDescriptor);
}
@Override
public void addPropertyDescriptor(@NotNull PropertyDescriptor propertyDescriptor) {
throw new IllegalStateException("A property shouldn't sit right under a module: " + propertyDescriptor);
}
@Override
public void addFunctionDescriptor(@NotNull SimpleFunctionDescriptor functionDescriptor) {
throw new IllegalStateException("A function shouldn't sit right under a module: " + functionDescriptor);
}
@Override
public ClassObjectStatus setClassObjectDescriptor(@NotNull MutableClassDescriptorLite classObjectDescriptor) {
throw new IllegalStateException("Must be guaranteed not to happen by the parser");
}
}, files, filesToAnalyzeCompletely, flowDataTraceFactory, configuration);
@Override
public void addPropertyDescriptor(@NotNull PropertyDescriptor propertyDescriptor) {
throw new IllegalStateException("A property shouldn't sit right under a module: " + propertyDescriptor);
}
@Override
public ClassObjectStatus setClassObjectDescriptor(@NotNull MutableClassDescriptorLite classObjectDescriptor) {
throw new IllegalStateException("Must be guaranteed not to happen by the parser");
}
},
files, filesToAnalyzeCompletely, flowDataTraceFactory, configuration);
return bindingTraceContext.getBindingContext();
}
compiler/frontend/src/org/jetbrains/jet/lang/resolve/BindingContext.java
+2
View File
@@ -144,6 +144,8 @@ public interface BindingContext {
return declarationDescriptor.getOriginal();
}
};
WritableSlice<JetFile, NamespaceDescriptor> FILE_TO_NAMESPACE = Slices.createSimpleSlice();
ReadOnlySlice<DeclarationDescriptor, PsiElement> DESCRIPTOR_TO_DECLARATION = Slices.<DeclarationDescriptor, PsiElement>sliceBuilder().setKeyNormalizer(DECLARATION_DESCRIPTOR_NORMALIZER).build();
WritableSlice<PsiElement, NamespaceDescriptor> NAMESPACE = Slices.<PsiElement, NamespaceDescriptor>sliceBuilder().setOpposite((WritableSlice) DESCRIPTOR_TO_DECLARATION).build();
compiler/frontend/src/org/jetbrains/jet/lang/resolve/TopDownAnalyzer.java
+4 -1
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@@ -167,7 +167,7 @@ public class TopDownAnalyzer {
public static void processObject(
@NotNull Project project,
@NotNull BindingTrace trace,
@NotNull final BindingTrace trace,
@NotNull JetScope outerScope,
@NotNull DeclarationDescriptor containingDeclaration,
@NotNull JetObjectDeclaration object) {
@@ -175,6 +175,9 @@ public class TopDownAnalyzer {
@Override
public NamespaceDescriptorImpl getNamespace(String name) {
if (name == "") {
return (NamespaceDescriptorImpl) trace.get(BindingContext.FQNAME_TO_NAMESPACE_DESCRIPTOR, "");
}
throw new UnsupportedOperationException();
}
compiler/frontend/src/org/jetbrains/jet/lang/resolve/TypeHierarchyResolver.java
+7 -4
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@@ -84,6 +84,9 @@ public class TypeHierarchyResolver {
public void process(@NotNull JetScope outerScope, @NotNull NamespaceLike owner, @NotNull Collection<? extends PsiElement> declarations) {
// Create the default package
createNamespaceDescriptorIfNeeded(null, owner, "");
collectNamespacesAndClassifiers(outerScope, outerScope, owner, declarations); // namespaceScopes, classes
importsResolver.processTypeImports();
@@ -228,7 +231,6 @@ public class TypeHierarchyResolver {
}
private NamespaceDescriptorImpl createNamespaceDescriptorPathIfNeeded(JetFile file, NamespaceLike owner, JetScope outerScope) {
NamespaceLike currentOwner = owner;
for (JetSimpleNameExpression nameExpression : file.getNamespaceHeader().getParentNamespaceNames()) {
@@ -248,13 +250,10 @@ public class TypeHierarchyResolver {
context.getTrace().record(RESOLUTION_SCOPE, file.getNamespaceHeader(), outerScope);
return createNamespaceDescriptorIfNeeded(file, currentOwner, name);
}
@NotNull
private NamespaceDescriptorImpl createNamespaceDescriptorIfNeeded(@Nullable JetFile file, @NotNull NamespaceLike owner, String name) {
NamespaceDescriptorImpl namespaceDescriptor = owner.getNamespace(name);
if (namespaceDescriptor == null) {
namespaceDescriptor = new NamespaceDescriptorImpl(
@@ -273,6 +272,10 @@ public class TypeHierarchyResolver {
}
}
if (file != null) {
context.getTrace().record(BindingContext.FILE_TO_NAMESPACE, file, namespaceDescriptor);
}
return namespaceDescriptor;
}