TypeResolver converted to Kotlin

This commit is contained in:
Andrey Breslav
2014-10-31 14:21:51 +03:00
parent ccc489abfd
commit 266262df68
10 changed files with 295 additions and 415 deletions
@@ -170,8 +170,8 @@ public class InjectorForLazyResolveWithJava {
this.callExpressionResolver = new CallExpressionResolver();
this.descriptorResolver = new DescriptorResolver();
this.delegatedPropertyResolver = new DelegatedPropertyResolver();
this.typeResolver = new TypeResolver();
this.qualifiedExpressionResolver = new QualifiedExpressionResolver();
this.typeResolver = new TypeResolver(annotationResolver, qualifiedExpressionResolver, module, javaFlexibleTypeCapabilitiesProvider);
this.callResolverExtensionProvider = new CallResolverExtensionProvider();
this.candidateResolver = new CandidateResolver();
this.callCompleter = new CallCompleter(argumentTypeResolver, candidateResolver);
@@ -252,11 +252,6 @@ public class InjectorForLazyResolveWithJava {
delegatedPropertyResolver.setCallResolver(callResolver);
delegatedPropertyResolver.setExpressionTypingServices(expressionTypingServices);
typeResolver.setAnnotationResolver(annotationResolver);
typeResolver.setFlexibleTypeCapabilitiesProvider(javaFlexibleTypeCapabilitiesProvider);
typeResolver.setModuleDescriptor(module);
typeResolver.setQualifiedExpressionResolver(qualifiedExpressionResolver);
candidateResolver.setArgumentTypeResolver(argumentTypeResolver);
jetImportsFactory.setProject(project);
@@ -195,8 +195,8 @@ public class InjectorForTopDownAnalyzerForJvm implements InjectorForTopDownAnaly
this.callExpressionResolver = new CallExpressionResolver();
this.descriptorResolver = new DescriptorResolver();
this.delegatedPropertyResolver = new DelegatedPropertyResolver();
this.typeResolver = new TypeResolver();
this.qualifiedExpressionResolver = new QualifiedExpressionResolver();
this.typeResolver = new TypeResolver(annotationResolver, qualifiedExpressionResolver, getModuleDescriptor(), javaFlexibleTypeCapabilitiesProvider);
this.callResolverExtensionProvider = new CallResolverExtensionProvider();
this.candidateResolver = new CandidateResolver();
this.callCompleter = new CallCompleter(argumentTypeResolver, candidateResolver);
@@ -305,11 +305,6 @@ public class InjectorForTopDownAnalyzerForJvm implements InjectorForTopDownAnaly
delegatedPropertyResolver.setCallResolver(callResolver);
delegatedPropertyResolver.setExpressionTypingServices(expressionTypingServices);
typeResolver.setAnnotationResolver(annotationResolver);
typeResolver.setFlexibleTypeCapabilitiesProvider(javaFlexibleTypeCapabilitiesProvider);
typeResolver.setModuleDescriptor(moduleDescriptor);
typeResolver.setQualifiedExpressionResolver(qualifiedExpressionResolver);
candidateResolver.setArgumentTypeResolver(argumentTypeResolver);
controlFlowAnalyzer.setTrace(bindingTrace);
@@ -37,8 +37,8 @@ import org.jetbrains.jet.lang.resolve.calls.CallExpressionResolver;
import org.jetbrains.jet.lang.resolve.DescriptorResolver;
import org.jetbrains.jet.lang.resolve.DelegatedPropertyResolver;
import org.jetbrains.jet.lang.resolve.TypeResolver;
import org.jetbrains.jet.lang.resolve.TypeResolver.FlexibleTypeCapabilitiesProvider;
import org.jetbrains.jet.lang.resolve.QualifiedExpressionResolver;
import org.jetbrains.jet.lang.resolve.TypeResolver.FlexibleTypeCapabilitiesProvider;
import org.jetbrains.jet.lang.resolve.calls.CallResolverExtensionProvider;
import org.jetbrains.jet.lang.resolve.calls.CallCompleter;
import org.jetbrains.jet.lang.resolve.calls.CandidateResolver;
@@ -75,8 +75,8 @@ public class InjectorForBodyResolve {
private final DescriptorResolver descriptorResolver;
private final DelegatedPropertyResolver delegatedPropertyResolver;
private final TypeResolver typeResolver;
private final FlexibleTypeCapabilitiesProvider flexibleTypeCapabilitiesProvider;
private final QualifiedExpressionResolver qualifiedExpressionResolver;
private final FlexibleTypeCapabilitiesProvider flexibleTypeCapabilitiesProvider;
private final CallResolverExtensionProvider callResolverExtensionProvider;
private final CallCompleter callCompleter;
private final CandidateResolver candidateResolver;
@@ -113,9 +113,9 @@ public class InjectorForBodyResolve {
this.callExpressionResolver = new CallExpressionResolver();
this.descriptorResolver = new DescriptorResolver();
this.delegatedPropertyResolver = new DelegatedPropertyResolver();
this.typeResolver = new TypeResolver();
this.flexibleTypeCapabilitiesProvider = new FlexibleTypeCapabilitiesProvider();
this.qualifiedExpressionResolver = new QualifiedExpressionResolver();
this.flexibleTypeCapabilitiesProvider = new FlexibleTypeCapabilitiesProvider();
this.typeResolver = new TypeResolver(annotationResolver, qualifiedExpressionResolver, moduleDescriptor, flexibleTypeCapabilitiesProvider);
this.callResolverExtensionProvider = new CallResolverExtensionProvider();
this.candidateResolver = new CandidateResolver();
this.callCompleter = new CallCompleter(argumentTypeResolver, candidateResolver);
@@ -181,11 +181,6 @@ public class InjectorForBodyResolve {
delegatedPropertyResolver.setCallResolver(callResolver);
delegatedPropertyResolver.setExpressionTypingServices(expressionTypingServices);
typeResolver.setAnnotationResolver(annotationResolver);
typeResolver.setFlexibleTypeCapabilitiesProvider(flexibleTypeCapabilitiesProvider);
typeResolver.setModuleDescriptor(moduleDescriptor);
typeResolver.setQualifiedExpressionResolver(qualifiedExpressionResolver);
candidateResolver.setArgumentTypeResolver(argumentTypeResolver);
controlFlowAnalyzer.setTrace(bindingTrace);
@@ -38,8 +38,8 @@ import org.jetbrains.jet.lang.resolve.calls.CallExpressionResolver;
import org.jetbrains.jet.lang.resolve.DescriptorResolver;
import org.jetbrains.jet.lang.resolve.DelegatedPropertyResolver;
import org.jetbrains.jet.lang.resolve.TypeResolver;
import org.jetbrains.jet.lang.resolve.TypeResolver.FlexibleTypeCapabilitiesProvider;
import org.jetbrains.jet.lang.resolve.QualifiedExpressionResolver;
import org.jetbrains.jet.lang.resolve.TypeResolver.FlexibleTypeCapabilitiesProvider;
import org.jetbrains.jet.lang.resolve.calls.CallResolverExtensionProvider;
import org.jetbrains.jet.lang.resolve.calls.CallCompleter;
import org.jetbrains.jet.lang.resolve.calls.CandidateResolver;
@@ -75,8 +75,8 @@ public class InjectorForLazyResolve {
private final DescriptorResolver descriptorResolver;
private final DelegatedPropertyResolver delegatedPropertyResolver;
private final TypeResolver typeResolver;
private final FlexibleTypeCapabilitiesProvider flexibleTypeCapabilitiesProvider;
private final QualifiedExpressionResolver qualifiedExpressionResolver;
private final FlexibleTypeCapabilitiesProvider flexibleTypeCapabilitiesProvider;
private final CallResolverExtensionProvider callResolverExtensionProvider;
private final CallCompleter callCompleter;
private final CandidateResolver candidateResolver;
@@ -113,9 +113,9 @@ public class InjectorForLazyResolve {
this.callExpressionResolver = new CallExpressionResolver();
this.descriptorResolver = new DescriptorResolver();
this.delegatedPropertyResolver = new DelegatedPropertyResolver();
this.typeResolver = new TypeResolver();
this.flexibleTypeCapabilitiesProvider = new FlexibleTypeCapabilitiesProvider();
this.qualifiedExpressionResolver = new QualifiedExpressionResolver();
this.flexibleTypeCapabilitiesProvider = new FlexibleTypeCapabilitiesProvider();
this.typeResolver = new TypeResolver(annotationResolver, qualifiedExpressionResolver, moduleDescriptor, flexibleTypeCapabilitiesProvider);
this.callResolverExtensionProvider = new CallResolverExtensionProvider();
this.candidateResolver = new CandidateResolver();
this.callCompleter = new CallCompleter(argumentTypeResolver, candidateResolver);
@@ -177,11 +177,6 @@ public class InjectorForLazyResolve {
delegatedPropertyResolver.setCallResolver(callResolver);
delegatedPropertyResolver.setExpressionTypingServices(expressionTypingServices);
typeResolver.setAnnotationResolver(annotationResolver);
typeResolver.setFlexibleTypeCapabilitiesProvider(flexibleTypeCapabilitiesProvider);
typeResolver.setModuleDescriptor(moduleDescriptor);
typeResolver.setQualifiedExpressionResolver(qualifiedExpressionResolver);
candidateResolver.setArgumentTypeResolver(argumentTypeResolver);
jetImportsFactory.setProject(project);
@@ -27,8 +27,8 @@ import org.jetbrains.jet.storage.StorageManager;
import org.jetbrains.jet.lang.resolve.AdditionalCheckerProvider;
import org.jetbrains.jet.lang.resolve.AnnotationResolver;
import org.jetbrains.jet.lang.resolve.TypeResolver;
import org.jetbrains.jet.lang.resolve.TypeResolver.FlexibleTypeCapabilitiesProvider;
import org.jetbrains.jet.lang.resolve.QualifiedExpressionResolver;
import org.jetbrains.jet.lang.resolve.TypeResolver.FlexibleTypeCapabilitiesProvider;
import org.jetbrains.jet.lang.resolve.calls.CallExpressionResolver;
import org.jetbrains.jet.lang.resolve.DescriptorResolver;
import org.jetbrains.jet.lang.resolve.DelegatedPropertyResolver;
@@ -58,8 +58,8 @@ public class InjectorForMacros {
private final AdditionalCheckerProvider additionalCheckerProvider;
private final AnnotationResolver annotationResolver;
private final TypeResolver typeResolver;
private final FlexibleTypeCapabilitiesProvider flexibleTypeCapabilitiesProvider;
private final QualifiedExpressionResolver qualifiedExpressionResolver;
private final FlexibleTypeCapabilitiesProvider flexibleTypeCapabilitiesProvider;
private final CallExpressionResolver callExpressionResolver;
private final DescriptorResolver descriptorResolver;
private final DelegatedPropertyResolver delegatedPropertyResolver;
@@ -86,9 +86,9 @@ public class InjectorForMacros {
this.storageManager = globalContext.getStorageManager();
this.additionalCheckerProvider = org.jetbrains.jet.lang.resolve.AdditionalCheckerProvider.Empty.INSTANCE$;
this.annotationResolver = new AnnotationResolver();
this.typeResolver = new TypeResolver();
this.flexibleTypeCapabilitiesProvider = new FlexibleTypeCapabilitiesProvider();
this.qualifiedExpressionResolver = new QualifiedExpressionResolver();
this.flexibleTypeCapabilitiesProvider = new FlexibleTypeCapabilitiesProvider();
this.typeResolver = new TypeResolver(annotationResolver, qualifiedExpressionResolver, moduleDescriptor, flexibleTypeCapabilitiesProvider);
this.callExpressionResolver = new CallExpressionResolver();
this.descriptorResolver = new DescriptorResolver();
this.delegatedPropertyResolver = new DelegatedPropertyResolver();
@@ -129,11 +129,6 @@ public class InjectorForMacros {
annotationResolver.setStorageManager(storageManager);
annotationResolver.setTypeResolver(typeResolver);
typeResolver.setAnnotationResolver(annotationResolver);
typeResolver.setFlexibleTypeCapabilitiesProvider(flexibleTypeCapabilitiesProvider);
typeResolver.setModuleDescriptor(moduleDescriptor);
typeResolver.setQualifiedExpressionResolver(qualifiedExpressionResolver);
callExpressionResolver.setExpressionTypingServices(expressionTypingServices);
descriptorResolver.setAnnotationResolver(annotationResolver);
@@ -40,8 +40,8 @@ import org.jetbrains.jet.lang.resolve.calls.CallExpressionResolver;
import org.jetbrains.jet.lang.resolve.DescriptorResolver;
import org.jetbrains.jet.lang.resolve.DelegatedPropertyResolver;
import org.jetbrains.jet.lang.resolve.TypeResolver;
import org.jetbrains.jet.lang.resolve.TypeResolver.FlexibleTypeCapabilitiesProvider;
import org.jetbrains.jet.lang.resolve.QualifiedExpressionResolver;
import org.jetbrains.jet.lang.resolve.TypeResolver.FlexibleTypeCapabilitiesProvider;
import org.jetbrains.jet.lang.resolve.calls.CallResolverExtensionProvider;
import org.jetbrains.jet.lang.resolve.calls.CallCompleter;
import org.jetbrains.jet.lang.resolve.calls.CandidateResolver;
@@ -88,8 +88,8 @@ public class InjectorForTopDownAnalyzerBasic {
private final DescriptorResolver descriptorResolver;
private final DelegatedPropertyResolver delegatedPropertyResolver;
private final TypeResolver typeResolver;
private final FlexibleTypeCapabilitiesProvider flexibleTypeCapabilitiesProvider;
private final QualifiedExpressionResolver qualifiedExpressionResolver;
private final FlexibleTypeCapabilitiesProvider flexibleTypeCapabilitiesProvider;
private final CallResolverExtensionProvider callResolverExtensionProvider;
private final CallCompleter callCompleter;
private final CandidateResolver candidateResolver;
@@ -136,9 +136,9 @@ public class InjectorForTopDownAnalyzerBasic {
this.callExpressionResolver = new CallExpressionResolver();
this.descriptorResolver = new DescriptorResolver();
this.delegatedPropertyResolver = new DelegatedPropertyResolver();
this.typeResolver = new TypeResolver();
this.flexibleTypeCapabilitiesProvider = new FlexibleTypeCapabilitiesProvider();
this.qualifiedExpressionResolver = new QualifiedExpressionResolver();
this.flexibleTypeCapabilitiesProvider = new FlexibleTypeCapabilitiesProvider();
this.typeResolver = new TypeResolver(annotationResolver, qualifiedExpressionResolver, getModuleDescriptor(), flexibleTypeCapabilitiesProvider);
this.callResolverExtensionProvider = new CallResolverExtensionProvider();
this.candidateResolver = new CandidateResolver();
this.callCompleter = new CallCompleter(argumentTypeResolver, candidateResolver);
@@ -230,11 +230,6 @@ public class InjectorForTopDownAnalyzerBasic {
delegatedPropertyResolver.setCallResolver(callResolver);
delegatedPropertyResolver.setExpressionTypingServices(expressionTypingServices);
typeResolver.setAnnotationResolver(annotationResolver);
typeResolver.setFlexibleTypeCapabilitiesProvider(flexibleTypeCapabilitiesProvider);
typeResolver.setModuleDescriptor(moduleDescriptor);
typeResolver.setQualifiedExpressionResolver(qualifiedExpressionResolver);
candidateResolver.setArgumentTypeResolver(argumentTypeResolver);
controlFlowAnalyzer.setTrace(bindingTrace);
@@ -1,347 +0,0 @@
/*
* Copyright 2010-2013 JetBrains s.r.o.
*
* 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 org.jetbrains.jet.lang.resolve;
import kotlin.Function0;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.jet.lang.descriptors.*;
import org.jetbrains.jet.lang.descriptors.annotations.Annotations;
import org.jetbrains.jet.lang.psi.*;
import org.jetbrains.jet.lang.resolve.scopes.JetScope;
import org.jetbrains.jet.lang.resolve.scopes.LazyScopeAdapter;
import org.jetbrains.jet.lang.types.*;
import org.jetbrains.jet.lang.types.lang.KotlinBuiltIns;
import org.jetbrains.jet.storage.LockBasedStorageManager;
import javax.inject.Inject;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import static org.jetbrains.jet.lang.diagnostics.Errors.*;
import static org.jetbrains.jet.lang.resolve.PossiblyBareType.type;
import static org.jetbrains.jet.lang.types.Variance.*;
public class TypeResolver {
public static class FlexibleTypeCapabilitiesProvider {
public FlexibleTypeCapabilities getCapabilities() {
return FlexibleTypeCapabilities.NONE.INSTANCE$;
}
}
private AnnotationResolver annotationResolver;
private QualifiedExpressionResolver qualifiedExpressionResolver;
private ModuleDescriptor moduleDescriptor;
private FlexibleTypeCapabilitiesProvider flexibleTypeCapabilitiesProvider;
@Inject
public void setAnnotationResolver(AnnotationResolver annotationResolver) {
this.annotationResolver = annotationResolver;
}
@Inject
public void setQualifiedExpressionResolver(QualifiedExpressionResolver qualifiedExpressionResolver) {
this.qualifiedExpressionResolver = qualifiedExpressionResolver;
}
@Inject
public void setModuleDescriptor(@NotNull ModuleDescriptor moduleDescriptor) {
this.moduleDescriptor = moduleDescriptor;
}
@Inject
public void setFlexibleTypeCapabilitiesProvider(@NotNull FlexibleTypeCapabilitiesProvider flexibleTypeCapabilitiesProvider) {
this.flexibleTypeCapabilitiesProvider = flexibleTypeCapabilitiesProvider;
}
@NotNull
public JetType resolveType(@NotNull JetScope scope, @NotNull JetTypeReference typeReference, BindingTrace trace, boolean checkBounds) {
// bare types are not allowed
return resolveType(new TypeResolutionContext(scope, trace, checkBounds, false), typeReference);
}
@NotNull
public JetType resolveType(@NotNull TypeResolutionContext c, @NotNull JetTypeReference typeReference) {
assert !c.allowBareTypes : "Use resolvePossiblyBareType() when bare types are allowed";
return resolvePossiblyBareType(c, typeReference).getActualType();
}
@NotNull
public PossiblyBareType resolvePossiblyBareType(@NotNull TypeResolutionContext c, @NotNull JetTypeReference typeReference) {
JetType cachedType = c.trace.getBindingContext().get(BindingContext.TYPE, typeReference);
if (cachedType != null) return type(cachedType);
Annotations annotations = annotationResolver.resolveAnnotationsWithArguments(c.scope, typeReference.getAnnotations(), c.trace);
JetTypeElement typeElement = typeReference.getTypeElement();
PossiblyBareType type = resolveTypeElement(c, annotations, typeElement);
if (!type.isBare()) {
c.trace.record(BindingContext.TYPE, typeReference, type.getActualType());
}
c.trace.record(BindingContext.TYPE_RESOLUTION_SCOPE, typeReference, c.scope);
return type;
}
@NotNull
private PossiblyBareType resolveTypeElement(
final TypeResolutionContext c,
final Annotations annotations,
JetTypeElement typeElement
) {
final PossiblyBareType[] result = new PossiblyBareType[1];
if (typeElement != null) {
typeElement.accept(new JetVisitorVoid() {
@Override
public void visitUserType(@NotNull JetUserType type) {
JetSimpleNameExpression referenceExpression = type.getReferenceExpression();
String referencedName = type.getReferencedName();
if (referenceExpression == null || referencedName == null) {
return;
}
ClassifierDescriptor classifierDescriptor = resolveClass(c.scope, type, c.trace);
if (classifierDescriptor == null) {
resolveTypeProjections(c, ErrorUtils.createErrorType("No type").getConstructor(), type.getTypeArguments());
return;
}
c.trace.record(BindingContext.REFERENCE_TARGET, referenceExpression, classifierDescriptor);
if (classifierDescriptor instanceof TypeParameterDescriptor) {
TypeParameterDescriptor typeParameterDescriptor = (TypeParameterDescriptor) classifierDescriptor;
JetScope scopeForTypeParameter = getScopeForTypeParameter(c, typeParameterDescriptor);
if (scopeForTypeParameter instanceof ErrorUtils.ErrorScope) {
result[0] = type(ErrorUtils.createErrorType("?"));
}
else {
result[0] = type(new JetTypeImpl(
annotations,
typeParameterDescriptor.getTypeConstructor(),
TypeUtils.hasNullableLowerBound(typeParameterDescriptor),
Collections.<TypeProjection>emptyList(),
scopeForTypeParameter
));
}
resolveTypeProjections(c, ErrorUtils.createErrorType("No type").getConstructor(), type.getTypeArguments());
DeclarationDescriptor containing = typeParameterDescriptor.getContainingDeclaration();
if (containing instanceof ClassDescriptor) {
DescriptorResolver.checkHasOuterClassInstance(c.scope, c.trace, referenceExpression, (ClassDescriptor) containing);
}
}
else if (classifierDescriptor instanceof ClassDescriptor) {
ClassDescriptor classDescriptor = (ClassDescriptor) classifierDescriptor;
TypeConstructor typeConstructor = classifierDescriptor.getTypeConstructor();
List<TypeProjection> arguments = resolveTypeProjections(c, typeConstructor, type.getTypeArguments());
List<TypeParameterDescriptor> parameters = typeConstructor.getParameters();
int expectedArgumentCount = parameters.size();
int actualArgumentCount = arguments.size();
if (ErrorUtils.isError(classDescriptor)) {
result[0] = type(ErrorUtils.createErrorType("[Error type: " + typeConstructor + "]"));
}
else {
if (actualArgumentCount != expectedArgumentCount) {
if (actualArgumentCount == 0) {
// See docs for PossiblyBareType
if (c.allowBareTypes) {
result[0] = PossiblyBareType.bare(typeConstructor, false);
return;
}
c.trace.report(WRONG_NUMBER_OF_TYPE_ARGUMENTS.on(type, expectedArgumentCount));
}
else {
c.trace.report(WRONG_NUMBER_OF_TYPE_ARGUMENTS.on(type.getTypeArgumentList(), expectedArgumentCount));
}
}
else {
if (Flexibility.FLEXIBLE_TYPE_CLASSIFIER.asSingleFqName().equals(DescriptorUtils.getFqName(classifierDescriptor))
&& classDescriptor.getTypeConstructor().getParameters().size() == 2) {
// We create flexible types by convention here
// This is not intended to be used in normal users' environments, only for tests and debugger etc
result[0] = type(DelegatingFlexibleType.create(
arguments.get(0).getType(),
arguments.get(1).getType(),
flexibleTypeCapabilitiesProvider.getCapabilities()
));
return;
}
JetTypeImpl resultingType = new JetTypeImpl(
annotations,
typeConstructor,
false,
arguments,
classDescriptor.getMemberScope(arguments)
);
result[0] = type(resultingType);
if (c.checkBounds) {
TypeSubstitutor substitutor = TypeSubstitutor.create(resultingType);
for (int i = 0, parametersSize = parameters.size(); i < parametersSize; i++) {
TypeParameterDescriptor parameter = parameters.get(i);
JetType argument = arguments.get(i).getType();
JetTypeReference typeReference = type.getTypeArguments().get(i).getTypeReference();
if (typeReference != null) {
DescriptorResolver.checkBounds(typeReference, argument, parameter, substitutor, c.trace);
}
}
}
}
}
}
}
@Override
public void visitNullableType(@NotNull JetNullableType nullableType) {
PossiblyBareType baseType = resolveTypeElement(c, annotations, nullableType.getInnerType());
if (baseType.isNullable()) {
c.trace.report(REDUNDANT_NULLABLE.on(nullableType));
}
else if (!baseType.isBare() && TypeUtils.hasNullableSuperType(baseType.getActualType())) {
c.trace.report(BASE_WITH_NULLABLE_UPPER_BOUND.on(nullableType, baseType.getActualType()));
}
result[0] = baseType.makeNullable();
}
@Override
public void visitFunctionType(@NotNull JetFunctionType type) {
JetTypeReference receiverTypeRef = type.getReceiverTypeReference();
JetType receiverType = receiverTypeRef == null ? null : resolveType(c.noBareTypes(), receiverTypeRef);
List<JetType> parameterTypes = new ArrayList<JetType>();
for (JetParameter parameter : type.getParameters()) {
parameterTypes.add(resolveType(c.noBareTypes(), parameter.getTypeReference()));
}
JetTypeReference returnTypeRef = type.getReturnTypeReference();
JetType returnType;
if (returnTypeRef != null) {
returnType = resolveType(c.noBareTypes(), returnTypeRef);
}
else {
returnType = KotlinBuiltIns.getInstance().getUnitType();
}
result[0] = type(KotlinBuiltIns.getInstance().getFunctionType(annotations, receiverType, parameterTypes, returnType));
}
@Override
public void visitJetElement(@NotNull JetElement element) {
c.trace.report(UNSUPPORTED.on(element, "Self-types are not supported yet"));
}
});
}
if (result[0] == null) {
return type(ErrorUtils.createErrorType(typeElement == null ? "No type element" : typeElement.getText()));
}
return result[0];
}
private JetScope getScopeForTypeParameter(TypeResolutionContext c, final TypeParameterDescriptor typeParameterDescriptor) {
if (c.checkBounds) {
return typeParameterDescriptor.getUpperBoundsAsType().getMemberScope();
}
else {
return new LazyScopeAdapter(LockBasedStorageManager.NO_LOCKS.createLazyValue(new Function0<JetScope>() {
@Override
public JetScope invoke() {
return typeParameterDescriptor.getUpperBoundsAsType().getMemberScope();
}
}));
}
}
@NotNull
private List<TypeProjection> resolveTypeProjections(
TypeResolutionContext c,
TypeConstructor constructor,
List<JetTypeProjection> argumentElements
) {
List<TypeProjection> arguments = new ArrayList<TypeProjection>();
for (int i = 0, argumentElementsSize = argumentElements.size(); i < argumentElementsSize; i++) {
JetTypeProjection argumentElement = argumentElements.get(i);
JetProjectionKind projectionKind = argumentElement.getProjectionKind();
JetType type;
if (projectionKind == JetProjectionKind.STAR) {
List<TypeParameterDescriptor> parameters = constructor.getParameters();
if (parameters.size() > i) {
TypeParameterDescriptor parameterDescriptor = parameters.get(i);
arguments.add(TypeUtils.makeStarProjection(parameterDescriptor));
}
else {
arguments.add(new TypeProjectionImpl(OUT_VARIANCE, ErrorUtils.createErrorType("*")));
}
}
else {
// TODO : handle the Foo<in *> case
type = resolveType(c.noBareTypes(), argumentElement.getTypeReference());
Variance kind = resolveProjectionKind(projectionKind);
if (constructor.getParameters().size() > i) {
TypeParameterDescriptor parameterDescriptor = constructor.getParameters().get(i);
if (kind != INVARIANT && parameterDescriptor.getVariance() != INVARIANT) {
if (kind == parameterDescriptor.getVariance()) {
c.trace.report(REDUNDANT_PROJECTION.on(argumentElement, constructor.getDeclarationDescriptor()));
}
else {
c.trace.report(CONFLICTING_PROJECTION.on(argumentElement, constructor.getDeclarationDescriptor()));
}
}
}
arguments.add(new TypeProjectionImpl(kind, type));
}
}
return arguments;
}
@NotNull
public static Variance resolveProjectionKind(@NotNull JetProjectionKind projectionKind) {
Variance kind = null;
switch (projectionKind) {
case IN:
kind = IN_VARIANCE;
break;
case OUT:
kind = OUT_VARIANCE;
break;
case NONE:
kind = INVARIANT;
break;
default:
// NOTE: Star projections must be handled before this method is called
throw new IllegalStateException("Illegal projection kind:" + projectionKind);
}
return kind;
}
@Nullable
public ClassifierDescriptor resolveClass(JetScope scope, JetUserType userType, BindingTrace trace) {
for (DeclarationDescriptor descriptor : qualifiedExpressionResolver.lookupDescriptorsForUserType(userType, scope, trace)) {
if (descriptor instanceof ClassifierDescriptor) {
ImportsResolver.reportPlatformClassMappedToKotlin(moduleDescriptor, trace, userType, descriptor);
return (ClassifierDescriptor) descriptor;
}
}
return null;
}
}
@@ -0,0 +1,267 @@
/*
* Copyright 2010-2014 JetBrains s.r.o.
*
* 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 org.jetbrains.jet.lang.resolve
import org.jetbrains.jet.lang.descriptors.*
import org.jetbrains.jet.lang.descriptors.annotations.Annotations
import org.jetbrains.jet.lang.psi.*
import org.jetbrains.jet.lang.resolve.scopes.JetScope
import org.jetbrains.jet.lang.resolve.scopes.LazyScopeAdapter
import org.jetbrains.jet.lang.types.*
import org.jetbrains.jet.lang.types.lang.KotlinBuiltIns
import org.jetbrains.jet.storage.LockBasedStorageManager
import java.util.ArrayList
import org.jetbrains.jet.lang.diagnostics.Errors.*
import org.jetbrains.jet.lang.resolve.PossiblyBareType.type
import org.jetbrains.jet.lang.types.Variance.*
import org.jetbrains.jet.lang.resolve.TypeResolver.FlexibleTypeCapabilitiesProvider
import kotlin.platform.platformStatic
public class TypeResolver(
private val annotationResolver: AnnotationResolver,
private val qualifiedExpressionResolver: QualifiedExpressionResolver,
private val moduleDescriptor: ModuleDescriptor,
private val flexibleTypeCapabilitiesProvider: FlexibleTypeCapabilitiesProvider
) {
public open class FlexibleTypeCapabilitiesProvider {
public open fun getCapabilities(): FlexibleTypeCapabilities {
return FlexibleTypeCapabilities.NONE
}
}
public fun resolveType(scope: JetScope, typeReference: JetTypeReference, trace: BindingTrace, checkBounds: Boolean): JetType {
// bare types are not allowed
return resolveType(TypeResolutionContext(scope, trace, checkBounds, false), typeReference)
}
public fun resolveType(c: TypeResolutionContext, typeReference: JetTypeReference): JetType {
assert(!c.allowBareTypes, "Use resolvePossiblyBareType() when bare types are allowed")
return resolvePossiblyBareType(c, typeReference).getActualType()
}
public fun resolvePossiblyBareType(c: TypeResolutionContext, typeReference: JetTypeReference): PossiblyBareType {
val cachedType = c.trace.getBindingContext().get(BindingContext.TYPE, typeReference)
if (cachedType != null) return type(cachedType)
val annotations = annotationResolver.resolveAnnotationsWithArguments(c.scope, typeReference.getAnnotations(), c.trace)
val typeElement = typeReference.getTypeElement()
val type = resolveTypeElement(c, annotations, typeElement)
if (!type.isBare()) {
c.trace.record(BindingContext.TYPE, typeReference, type.getActualType())
}
c.trace.record(BindingContext.TYPE_RESOLUTION_SCOPE, typeReference, c.scope)
return type
}
private fun resolveTypeElement(c: TypeResolutionContext, annotations: Annotations, typeElement: JetTypeElement?): PossiblyBareType {
var result: PossiblyBareType? = null
typeElement?.accept(object : JetVisitorVoid() {
override fun visitUserType(type: JetUserType) {
val referenceExpression = type.getReferenceExpression()
val referencedName = type.getReferencedName()
if (referenceExpression == null || referencedName == null) return
val classifierDescriptor = resolveClass(c.scope, type, c.trace)
if (classifierDescriptor == null) {
resolveTypeProjections(c, ErrorUtils.createErrorType("No type").getConstructor(), type.getTypeArguments())
return
}
c.trace.record(BindingContext.REFERENCE_TARGET, referenceExpression, classifierDescriptor)
when (classifierDescriptor) {
is TypeParameterDescriptor -> {
val scopeForTypeParameter = getScopeForTypeParameter(c, classifierDescriptor)
result = if (scopeForTypeParameter is ErrorUtils.ErrorScope)
type(ErrorUtils.createErrorType("?"))
else
type(JetTypeImpl(
annotations,
classifierDescriptor.getTypeConstructor(),
TypeUtils.hasNullableLowerBound(classifierDescriptor),
listOf(),
scopeForTypeParameter)
)
resolveTypeProjections(c, ErrorUtils.createErrorType("No type").getConstructor(), type.getTypeArguments())
val containing = classifierDescriptor.getContainingDeclaration()
if (containing is ClassDescriptor) {
DescriptorResolver.checkHasOuterClassInstance(c.scope, c.trace, referenceExpression, containing)
}
}
is ClassDescriptor -> {
val typeConstructor = classifierDescriptor.getTypeConstructor()
val arguments = resolveTypeProjections(c, typeConstructor, type.getTypeArguments())
val parameters = typeConstructor.getParameters()
val expectedArgumentCount = parameters.size()
val actualArgumentCount = arguments.size()
if (ErrorUtils.isError(classifierDescriptor)) {
result = type(ErrorUtils.createErrorType("[Error type: " + typeConstructor + "]"))
}
else {
if (actualArgumentCount != expectedArgumentCount) {
if (actualArgumentCount == 0) {
// See docs for PossiblyBareType
if (c.allowBareTypes) {
result = PossiblyBareType.bare(typeConstructor, false)
return
}
c.trace.report(WRONG_NUMBER_OF_TYPE_ARGUMENTS.on(type, expectedArgumentCount))
}
else {
c.trace.report(WRONG_NUMBER_OF_TYPE_ARGUMENTS.on(type.getTypeArgumentList(), expectedArgumentCount))
}
}
else {
if (Flexibility.FLEXIBLE_TYPE_CLASSIFIER.asSingleFqName() == DescriptorUtils.getFqName(classifierDescriptor)
&& classifierDescriptor.getTypeConstructor().getParameters().size() == 2) {
// We create flexible types by convention here
// This is not intended to be used in normal users' environments, only for tests and debugger etc
result = type(DelegatingFlexibleType.create(
arguments[0].getType(),
arguments[1].getType(),
flexibleTypeCapabilitiesProvider.getCapabilities())
)
return
}
val resultingType = JetTypeImpl(annotations, typeConstructor, false, arguments, classifierDescriptor.getMemberScope(arguments))
result = type(resultingType)
if (c.checkBounds) {
val substitutor = TypeSubstitutor.create(resultingType)
for (i in parameters.indices) {
val parameter = parameters[i]
val argument = arguments[i].getType()
val typeReference = type.getTypeArguments()[i].getTypeReference()
if (typeReference != null) {
DescriptorResolver.checkBounds(typeReference, argument, parameter, substitutor, c.trace)
}
}
}
}
}
}
}
}
override fun visitNullableType(nullableType: JetNullableType) {
val baseType = resolveTypeElement(c, annotations, nullableType.getInnerType())
if (baseType.isNullable()) {
c.trace.report(REDUNDANT_NULLABLE.on(nullableType))
}
else if (!baseType.isBare() && TypeUtils.hasNullableSuperType(baseType.getActualType())) {
c.trace.report(BASE_WITH_NULLABLE_UPPER_BOUND.on(nullableType, baseType.getActualType()))
}
result = baseType.makeNullable()
}
override fun visitFunctionType(type: JetFunctionType) {
val receiverTypeRef = type.getReceiverTypeReference()
val receiverType = if (receiverTypeRef == null) null else resolveType(c.noBareTypes(), receiverTypeRef)
val parameterTypes = type.getParameters().map { resolveType(c.noBareTypes(), it.getTypeReference()) }
val returnTypeRef = type.getReturnTypeReference()
val returnType = if (returnTypeRef != null)
resolveType(c.noBareTypes(), returnTypeRef)
else KotlinBuiltIns.getInstance().getUnitType()
result = type(KotlinBuiltIns.getInstance().getFunctionType(annotations, receiverType, parameterTypes, returnType))
}
override fun visitJetElement(element: JetElement) {
c.trace.report(UNSUPPORTED.on(element, "Self-types are not supported yet"))
}
})
return result ?: type(ErrorUtils.createErrorType(typeElement?.getText() ?: "No type element"))
}
private fun getScopeForTypeParameter(c: TypeResolutionContext, typeParameterDescriptor: TypeParameterDescriptor): JetScope {
if (c.checkBounds) {
return typeParameterDescriptor.getUpperBoundsAsType().getMemberScope()
}
else {
return LazyScopeAdapter(LockBasedStorageManager.NO_LOCKS.createLazyValue {
typeParameterDescriptor.getUpperBoundsAsType().getMemberScope()
})
}
}
private fun resolveTypeProjections(c: TypeResolutionContext, constructor: TypeConstructor, argumentElements: List<JetTypeProjection>): List<TypeProjection> {
return argumentElements.withIndices().map {
val (i, argumentElement) = it
val projectionKind = argumentElement.getProjectionKind()
if (projectionKind == JetProjectionKind.STAR) {
val parameters = constructor.getParameters()
if (parameters.size() > i) {
val parameterDescriptor = parameters[i]
TypeUtils.makeStarProjection(parameterDescriptor)
}
else {
TypeProjectionImpl(OUT_VARIANCE, ErrorUtils.createErrorType("*"))
}
}
else {
// TODO : handle the Foo<in *> case
val type = resolveType(c.noBareTypes(), argumentElement.getTypeReference())
val kind = resolveProjectionKind(projectionKind)
if (constructor.getParameters().size() > i) {
val parameterDescriptor = constructor.getParameters()[i]
if (kind != INVARIANT && parameterDescriptor.getVariance() != INVARIANT) {
if (kind == parameterDescriptor.getVariance()) {
c.trace.report(REDUNDANT_PROJECTION.on(argumentElement, constructor.getDeclarationDescriptor()))
}
else {
c.trace.report(CONFLICTING_PROJECTION.on(argumentElement, constructor.getDeclarationDescriptor()))
}
}
}
TypeProjectionImpl(kind, type)
}
}
}
public fun resolveClass(scope: JetScope, userType: JetUserType, trace: BindingTrace): ClassifierDescriptor? {
val classifierDescriptor = qualifiedExpressionResolver.lookupDescriptorsForUserType(userType, scope, trace)
.filterIsInstance(javaClass<ClassifierDescriptor>()).firstOrNull()
if (classifierDescriptor != null) {
ImportsResolver.reportPlatformClassMappedToKotlin(moduleDescriptor, trace, userType, classifierDescriptor)
}
return classifierDescriptor
}
class object {
[platformStatic]
public fun resolveProjectionKind(projectionKind: JetProjectionKind): Variance {
return when (projectionKind) {
JetProjectionKind.IN -> IN_VARIANCE
JetProjectionKind.OUT -> OUT_VARIANCE
JetProjectionKind.NONE -> INVARIANT
else -> // NOTE: Star projections must be handled before this method is called
throw IllegalStateException("Illegal projection kind:" + projectionKind)
}
}
}
}
@@ -38,8 +38,8 @@ import org.jetbrains.jet.lang.types.expressions.ForLoopConventionsChecker;
import org.jetbrains.jet.lang.reflect.ReflectionTypes;
import org.jetbrains.jet.lang.resolve.calls.CallExpressionResolver;
import org.jetbrains.jet.lang.resolve.calls.CallResolverExtensionProvider;
import org.jetbrains.jet.lang.resolve.TypeResolver.FlexibleTypeCapabilitiesProvider;
import org.jetbrains.jet.lang.resolve.QualifiedExpressionResolver;
import org.jetbrains.jet.lang.resolve.TypeResolver.FlexibleTypeCapabilitiesProvider;
import org.jetbrains.annotations.NotNull;
import javax.annotation.PreDestroy;
@@ -69,8 +69,8 @@ public class InjectorForTests {
private final ReflectionTypes reflectionTypes;
private final CallExpressionResolver callExpressionResolver;
private final CallResolverExtensionProvider callResolverExtensionProvider;
private final FlexibleTypeCapabilitiesProvider flexibleTypeCapabilitiesProvider;
private final QualifiedExpressionResolver qualifiedExpressionResolver;
private final FlexibleTypeCapabilitiesProvider flexibleTypeCapabilitiesProvider;
public InjectorForTests(
@NotNull Project project,
@@ -84,11 +84,13 @@ public class InjectorForTests {
this.expressionTypingServices = new ExpressionTypingServices(expressionTypingComponents);
this.callResolver = new CallResolver();
this.expressionTypingUtils = new ExpressionTypingUtils(getExpressionTypingServices(), callResolver);
this.typeResolver = new TypeResolver();
this.annotationResolver = new AnnotationResolver();
this.qualifiedExpressionResolver = new QualifiedExpressionResolver();
this.flexibleTypeCapabilitiesProvider = new FlexibleTypeCapabilitiesProvider();
this.typeResolver = new TypeResolver(annotationResolver, qualifiedExpressionResolver, moduleDescriptor, flexibleTypeCapabilitiesProvider);
this.globalContext = org.jetbrains.jet.context.ContextPackage.GlobalContext();
this.storageManager = globalContext.getStorageManager();
this.additionalCheckerProvider = org.jetbrains.jet.lang.resolve.kotlin.JavaDeclarationCheckerProvider.INSTANCE$;
this.annotationResolver = new AnnotationResolver();
this.argumentTypeResolver = new ArgumentTypeResolver();
this.candidateResolver = new CandidateResolver();
this.callCompleter = new CallCompleter(argumentTypeResolver, candidateResolver);
@@ -98,8 +100,6 @@ public class InjectorForTests {
this.reflectionTypes = new ReflectionTypes(moduleDescriptor);
this.callExpressionResolver = new CallExpressionResolver();
this.callResolverExtensionProvider = new CallResolverExtensionProvider();
this.flexibleTypeCapabilitiesProvider = new FlexibleTypeCapabilitiesProvider();
this.qualifiedExpressionResolver = new QualifiedExpressionResolver();
this.descriptorResolver.setAnnotationResolver(annotationResolver);
this.descriptorResolver.setDelegatedPropertyResolver(delegatedPropertyResolver);
@@ -115,11 +115,6 @@ public class InjectorForTests {
this.expressionTypingServices.setProject(project);
this.expressionTypingServices.setTypeResolver(typeResolver);
this.typeResolver.setAnnotationResolver(annotationResolver);
this.typeResolver.setFlexibleTypeCapabilitiesProvider(flexibleTypeCapabilitiesProvider);
this.typeResolver.setModuleDescriptor(moduleDescriptor);
this.typeResolver.setQualifiedExpressionResolver(qualifiedExpressionResolver);
annotationResolver.setCallResolver(callResolver);
annotationResolver.setStorageManager(storageManager);
annotationResolver.setTypeResolver(typeResolver);
@@ -40,8 +40,8 @@ import org.jetbrains.jet.lang.resolve.calls.CallExpressionResolver;
import org.jetbrains.jet.lang.resolve.DescriptorResolver;
import org.jetbrains.jet.lang.resolve.DelegatedPropertyResolver;
import org.jetbrains.jet.lang.resolve.TypeResolver;
import org.jetbrains.jet.lang.resolve.TypeResolver.FlexibleTypeCapabilitiesProvider;
import org.jetbrains.jet.lang.resolve.QualifiedExpressionResolver;
import org.jetbrains.jet.lang.resolve.TypeResolver.FlexibleTypeCapabilitiesProvider;
import org.jetbrains.jet.lang.resolve.calls.CallResolverExtensionProvider;
import org.jetbrains.jet.lang.resolve.calls.CallCompleter;
import org.jetbrains.jet.lang.resolve.calls.CandidateResolver;
@@ -88,8 +88,8 @@ public class InjectorForTopDownAnalyzerForJs {
private final DescriptorResolver descriptorResolver;
private final DelegatedPropertyResolver delegatedPropertyResolver;
private final TypeResolver typeResolver;
private final FlexibleTypeCapabilitiesProvider flexibleTypeCapabilitiesProvider;
private final QualifiedExpressionResolver qualifiedExpressionResolver;
private final FlexibleTypeCapabilitiesProvider flexibleTypeCapabilitiesProvider;
private final CallResolverExtensionProvider callResolverExtensionProvider;
private final CallCompleter callCompleter;
private final CandidateResolver candidateResolver;
@@ -135,9 +135,9 @@ public class InjectorForTopDownAnalyzerForJs {
this.callExpressionResolver = new CallExpressionResolver();
this.descriptorResolver = new DescriptorResolver();
this.delegatedPropertyResolver = new DelegatedPropertyResolver();
this.typeResolver = new TypeResolver();
this.flexibleTypeCapabilitiesProvider = new FlexibleTypeCapabilitiesProvider();
this.qualifiedExpressionResolver = new QualifiedExpressionResolver();
this.flexibleTypeCapabilitiesProvider = new FlexibleTypeCapabilitiesProvider();
this.typeResolver = new TypeResolver(annotationResolver, qualifiedExpressionResolver, getModuleDescriptor(), flexibleTypeCapabilitiesProvider);
this.callResolverExtensionProvider = new CallResolverExtensionProvider();
this.candidateResolver = new CandidateResolver();
this.callCompleter = new CallCompleter(argumentTypeResolver, candidateResolver);
@@ -229,11 +229,6 @@ public class InjectorForTopDownAnalyzerForJs {
delegatedPropertyResolver.setCallResolver(callResolver);
delegatedPropertyResolver.setExpressionTypingServices(expressionTypingServices);
typeResolver.setAnnotationResolver(annotationResolver);
typeResolver.setFlexibleTypeCapabilitiesProvider(flexibleTypeCapabilitiesProvider);
typeResolver.setModuleDescriptor(moduleDescriptor);
typeResolver.setQualifiedExpressionResolver(qualifiedExpressionResolver);
candidateResolver.setArgumentTypeResolver(argumentTypeResolver);
controlFlowAnalyzer.setTrace(bindingTrace);