Examples with TypeConstructor org.jetbrains.kotlin.types.TypeConstructor used on opensource projects

Example 1 with TypeConstructor

use of org.jetbrains.kotlin.types.TypeConstructor in project kotlin by JetBrains.

the class ExpectedResolveData method checkResult.

public final void checkResult(BindingContext bindingContext) {
    Set<PsiElement> unresolvedReferences = Sets.newHashSet();
    for (Diagnostic diagnostic : bindingContext.getDiagnostics()) {
        if (Errors.UNRESOLVED_REFERENCE_DIAGNOSTICS.contains(diagnostic.getFactory())) {
            unresolvedReferences.add(diagnostic.getPsiElement());
        }
    }
    Map<String, PsiElement> nameToDeclaration = Maps.newHashMap();
    Map<PsiElement, String> declarationToName = Maps.newHashMap();
    for (Map.Entry<String, Position> entry : declarationToPosition.entrySet()) {
        String name = entry.getKey();
        Position position = entry.getValue();
        PsiElement element = position.getElement();
        PsiElement ancestorOfType;
        if (name.equals("file")) {
            ancestorOfType = element.getContainingFile();
        } else {
            ancestorOfType = getAncestorOfType(KtDeclaration.class, element);
            if (ancestorOfType == null) {
                KtPackageDirective directive = getAncestorOfType(KtPackageDirective.class, element);
                assert directive != null : "Not a declaration: " + name;
                ancestorOfType = element;
            }
        }
        nameToDeclaration.put(name, ancestorOfType);
        declarationToName.put(ancestorOfType, name);
    }
    for (Map.Entry<Position, String> entry : positionToReference.entrySet()) {
        Position position = entry.getKey();
        String name = entry.getValue();
        PsiElement element = position.getElement();
        KtReferenceExpression referenceExpression = PsiTreeUtil.getParentOfType(element, KtReferenceExpression.class);
        DeclarationDescriptor referenceTarget = bindingContext.get(REFERENCE_TARGET, referenceExpression);
        if ("!".equals(name)) {
            assertTrue("Must have been unresolved: " + renderReferenceInContext(referenceExpression) + " but was resolved to " + renderNullableDescriptor(referenceTarget), unresolvedReferences.contains(referenceExpression));
            assertTrue(String.format("Reference =%s= has a reference target =%s= but expected to be unresolved", renderReferenceInContext(referenceExpression), renderNullableDescriptor(referenceTarget)), referenceTarget == null);
            continue;
        }
        if ("!!".equals(name)) {
            assertTrue("Must have been resolved to multiple descriptors: " + renderReferenceInContext(referenceExpression) + " but was resolved to " + renderNullableDescriptor(referenceTarget), bindingContext.get(AMBIGUOUS_REFERENCE_TARGET, referenceExpression) != null);
            continue;
        } else if ("!null".equals(name)) {
            assertTrue("Must have been resolved to null: " + renderReferenceInContext(referenceExpression) + " but was resolved to " + renderNullableDescriptor(referenceTarget), referenceTarget == null);
            continue;
        } else if ("!error".equals(name)) {
            assertTrue("Must have been resolved to error: " + renderReferenceInContext(referenceExpression) + " but was resolved to " + renderNullableDescriptor(referenceTarget), ErrorUtils.isError(referenceTarget));
            continue;
        }
        PsiElement expected = nameToDeclaration.get(name);
        if (expected == null) {
            expected = nameToPsiElement.get(name);
        }
        KtReferenceExpression reference = getAncestorOfType(KtReferenceExpression.class, element);
        if (expected == null && name.startsWith(STANDARD_PREFIX)) {
            DeclarationDescriptor expectedDescriptor = nameToDescriptor.get(name);
            KtTypeReference typeReference = getAncestorOfType(KtTypeReference.class, element);
            if (expectedDescriptor != null) {
                DeclarationDescriptor actual = bindingContext.get(REFERENCE_TARGET, reference);
                assertDescriptorsEqual("Expected: " + name, expectedDescriptor.getOriginal(), actual == null ? null : actual.getOriginal());
                continue;
            }
            KotlinType actualType = bindingContext.get(BindingContext.TYPE, typeReference);
            assertNotNull("Type " + name + " not resolved for reference " + name, actualType);
            ClassifierDescriptor expectedClass = getBuiltinClass(name.substring(STANDARD_PREFIX.length()));
            assertTypeConstructorEquals("Type resolution mismatch: ", expectedClass.getTypeConstructor(), actualType.getConstructor());
            continue;
        }
        assert expected != null : "No declaration for " + name;
        if (referenceTarget instanceof PackageViewDescriptor) {
            KtPackageDirective expectedDirective = PsiTreeUtil.getParentOfType(expected, KtPackageDirective.class);
            FqName expectedFqName;
            if (expectedDirective != null) {
                expectedFqName = expectedDirective.getFqName();
            } else if (expected instanceof PsiQualifiedNamedElement) {
                String qualifiedName = ((PsiQualifiedNamedElement) expected).getQualifiedName();
                assert qualifiedName != null : "No qualified name for " + name;
                expectedFqName = new FqName(qualifiedName);
            } else {
                throw new IllegalStateException(expected.getClass().getName() + " name=" + name);
            }
            assertEquals(expectedFqName, ((PackageViewDescriptor) referenceTarget).getFqName());
            continue;
        }
        PsiElement actual = referenceTarget == null ? bindingContext.get(BindingContext.LABEL_TARGET, referenceExpression) : DescriptorToSourceUtils.descriptorToDeclaration(referenceTarget);
        if (actual instanceof KtSimpleNameExpression) {
            actual = ((KtSimpleNameExpression) actual).getIdentifier();
        }
        String actualName = null;
        if (actual != null) {
            actualName = declarationToName.get(actual);
            if (actualName == null) {
                actualName = actual.toString();
            }
        }
        assertNotNull(element.getText(), reference);
        assertEquals("Reference `" + name + "`" + renderReferenceInContext(reference) + " is resolved into " + actualName + ".", expected, actual);
    }
    for (Map.Entry<Position, String> entry : positionToType.entrySet()) {
        Position position = entry.getKey();
        String typeName = entry.getValue();
        PsiElement element = position.getElement();
        KtExpression expression = getAncestorOfType(KtExpression.class, element);
        KotlinType expressionType = bindingContext.getType(expression);
        TypeConstructor expectedTypeConstructor;
        if (typeName.startsWith(STANDARD_PREFIX)) {
            String name = typeName.substring(STANDARD_PREFIX.length());
            ClassifierDescriptor expectedClass = getBuiltinClass(name);
            expectedTypeConstructor = expectedClass.getTypeConstructor();
        } else {
            Position declarationPosition = declarationToPosition.get(typeName);
            assertNotNull("Undeclared: " + typeName, declarationPosition);
            PsiElement declElement = declarationPosition.getElement();
            assertNotNull(declarationPosition);
            KtDeclaration declaration = getAncestorOfType(KtDeclaration.class, declElement);
            assertNotNull(declaration);
            if (declaration instanceof KtClass) {
                ClassDescriptor classDescriptor = bindingContext.get(BindingContext.CLASS, declaration);
                expectedTypeConstructor = classDescriptor.getTypeConstructor();
            } else if (declaration instanceof KtTypeParameter) {
                TypeParameterDescriptor typeParameterDescriptor = bindingContext.get(BindingContext.TYPE_PARAMETER, (KtTypeParameter) declaration);
                expectedTypeConstructor = typeParameterDescriptor.getTypeConstructor();
            } else {
                fail("Unsupported declaration: " + declaration);
                return;
            }
        }
        assertNotNull(expression.getText() + " type is null", expressionType);
        assertTypeConstructorEquals("At " + position + ": ", expectedTypeConstructor, expressionType.getConstructor());
    }
}

Example 2 with TypeConstructor

use of org.jetbrains.kotlin.types.TypeConstructor in project kotlin by JetBrains.

the class TypeReconstructionUtil method reconstructBareType.

@NotNull
public static KotlinType reconstructBareType(@NotNull KtTypeReference right, @NotNull PossiblyBareType possiblyBareTarget, @Nullable KotlinType subjectType, @NotNull BindingTrace trace, @NotNull KotlinBuiltIns builtIns) {
    if (subjectType == null) {
        // Recovery: let's reconstruct as if we were casting from Any, to get some type there
        subjectType = builtIns.getAnyType();
    }
    TypeReconstructionResult reconstructionResult = possiblyBareTarget.reconstruct(subjectType);
    if (!reconstructionResult.isAllArgumentsInferred()) {
        TypeConstructor typeConstructor = possiblyBareTarget.getBareTypeConstructor();
        trace.report(NO_TYPE_ARGUMENTS_ON_RHS.on(right, typeConstructor.getParameters().size(), allStarProjectionsString(typeConstructor)));
    }
    KotlinType targetType = reconstructionResult.getResultingType();
    if (targetType != null) {
        if (possiblyBareTarget.isBare()) {
            trace.record(BindingContext.TYPE, right, targetType);
        }
        return targetType;
    }
    return ErrorUtils.createErrorType("Failed to reconstruct type: " + right.getText());
}