Search in sources :

Example 1 with CallableConstructorImpl

use of org.eclipse.ceylon.compiler.java.runtime.metamodel.meta.CallableConstructorImpl in project ceylon by eclipse.

the class ClassImpl method getDeclaredConstructor.

@Override
@TypeParameters(@TypeParameter(value = "Arguments", satisfies = "ceylon.language::Sequential<ceylon.language::Anything>"))
@TypeInfo("ceylon.language.meta.model::CallableConstructor<Type,Arguments>|ceylon.language.meta.model::ValueConstructor<Type>|ceylon.language::Null")
public <Arguments extends Sequential<? extends Object>> java.lang.Object getDeclaredConstructor(@Ignore TypeDescriptor $reified$Arguments, @Name("name") String name) {
    checkInit();
    final ceylon.language.meta.declaration.Declaration ctor = ((ClassDeclarationImpl) declaration).getConstructorDeclaration(name);
    if (ctor == null)
        return null;
    if (ctor instanceof CallableConstructorDeclaration) {
        if (ctor instanceof ClassWithInitializerDeclarationConstructor) {
            TypeDescriptor actualReifiedArguments = Metamodel.getTypeDescriptorForArguments(declaration.declaration.getUnit(), (Functional) ((ClassWithInitializerDeclarationConstructor) ctor).declaration, this.producedType);
            Metamodel.checkReifiedTypeArgument("getDeclaredConstructor", "CallableConstructor<$1,$2>", // // this line is bullshit since it's always true, but otherwise we can't substitute the error message above :(
            Variance.OUT, this.producedType, $reifiedType, Variance.IN, Metamodel.getProducedType(actualReifiedArguments), $reified$Arguments);
            ClassInitializerConstructor c = new ClassInitializerConstructor<>(this);
            return c;
        }
        CallableConstructorDeclarationImpl callableCtor = (CallableConstructorDeclarationImpl) ctor;
        org.eclipse.ceylon.model.typechecker.model.Type constructorType = callableCtor.constructor.appliedType(this.producedType, Collections.<org.eclipse.ceylon.model.typechecker.model.Type>emptyList());
        // return new AppliedConstructor<Type,Args>(this.$reifiedType, actualReifiedArguments, this, constructorType, ctor, this.instance);
        // Reference reference = ((Function)callableCtor.declaration).getReference();
        Reference reference;
        if (callableCtor.declaration instanceof Function) {
            reference = ((Function) callableCtor.declaration).appliedTypedReference(producedType, null);
        } else if (callableCtor.declaration instanceof org.eclipse.ceylon.model.typechecker.model.Class) {
            reference = ((org.eclipse.ceylon.model.typechecker.model.Class) callableCtor.declaration).appliedReference(producedType, null);
        } else if (callableCtor.declaration instanceof org.eclipse.ceylon.model.typechecker.model.Constructor) {
            reference = ((org.eclipse.ceylon.model.typechecker.model.Constructor) callableCtor.declaration).appliedReference(producedType, null);
        } else {
            throw Metamodel.newModelError("Unexpect declaration " + callableCtor.declaration);
        }
        // anonymous classes don't have parameter lists
        TypeDescriptor actualReifiedArguments = Metamodel.getTypeDescriptorForArguments(declaration.declaration.getUnit(), (Functional) callableCtor.declaration, reference);
        // This is all very ugly but we're trying to make it cheaper and friendlier than just checking the full type and showing
        // implementation types to the user, such as AppliedMemberClass
        Metamodel.checkReifiedTypeArgument("getConstructor", "Constructor<$1,$2>", // this line is bullshit since it's always true, but otherwise we can't substitute the error message above :(
        Variance.OUT, this.producedType, $reifiedType, Variance.IN, Metamodel.getProducedType(actualReifiedArguments), $reified$Arguments);
        CallableConstructorImpl<Type, Sequential<? extends Object>> appliedConstructor = new CallableConstructorImpl<Type, Sequential<? extends java.lang.Object>>(this.$reifiedType, $reified$Arguments, reference, callableCtor, this, instance);
        Metamodel.checkReifiedTypeArgument("apply", "CallableConstructor<$1,$2>", Variance.OUT, producedType, $reifiedType, Variance.IN, Metamodel.getProducedTypeForArguments(declaration.declaration.getUnit(), (Functional) callableCtor.declaration, reference), $reified$Arguments);
        return appliedConstructor;
    } else if (ctor instanceof ValueConstructorDeclaration) {
        ValueConstructorDeclarationImpl callableCtor = (ValueConstructorDeclarationImpl) ctor;
        org.eclipse.ceylon.model.typechecker.model.Type constructorType = callableCtor.constructor.appliedType(this.producedType, Collections.<org.eclipse.ceylon.model.typechecker.model.Type>emptyList());
        TypedDeclaration val = (TypedDeclaration) callableCtor.constructor.getContainer().getDirectMember(callableCtor.constructor.getName(), null, false);
        return new ValueConstructorImpl<Type>(this.$reifiedType, callableCtor, val.getTypedReference(), this, instance);
    } else {
        throw new AssertionError("Constructor neither CallableConstructorDeclaration nor ValueConstructorDeclaration");
    }
}
Also used : CallableConstructorDeclarationImpl(org.eclipse.ceylon.compiler.java.runtime.metamodel.decl.CallableConstructorDeclarationImpl) ValueConstructorDeclaration(ceylon.language.meta.declaration.ValueConstructorDeclaration) Function(org.eclipse.ceylon.model.typechecker.model.Function) Sequential(ceylon.language.Sequential) ClassWithInitializerDeclarationConstructor(org.eclipse.ceylon.compiler.java.runtime.metamodel.decl.ClassWithInitializerDeclarationConstructor) AssertionError(ceylon.language.AssertionError) ClassDeclarationImpl(org.eclipse.ceylon.compiler.java.runtime.metamodel.decl.ClassDeclarationImpl) CallableConstructorImpl(org.eclipse.ceylon.compiler.java.runtime.metamodel.meta.CallableConstructorImpl) Metamodel(org.eclipse.ceylon.compiler.java.runtime.metamodel.Metamodel) TypedDeclaration(org.eclipse.ceylon.model.typechecker.model.TypedDeclaration) CallableConstructorDeclaration(ceylon.language.meta.declaration.CallableConstructorDeclaration) ClassInitializerConstructor(org.eclipse.ceylon.compiler.java.runtime.metamodel.meta.ClassInitializerConstructor) Reference(org.eclipse.ceylon.model.typechecker.model.Reference) CallableConstructor(ceylon.language.meta.model.CallableConstructor) ValueConstructor(ceylon.language.meta.model.ValueConstructor) ClassWithInitializerDeclarationConstructor(org.eclipse.ceylon.compiler.java.runtime.metamodel.decl.ClassWithInitializerDeclarationConstructor) ClassInitializerConstructor(org.eclipse.ceylon.compiler.java.runtime.metamodel.meta.ClassInitializerConstructor) Class(org.eclipse.ceylon.model.typechecker.model.Class) Functional(org.eclipse.ceylon.model.typechecker.model.Functional) TypeDescriptor(org.eclipse.ceylon.compiler.java.runtime.model.TypeDescriptor) ValueConstructorDeclarationImpl(org.eclipse.ceylon.compiler.java.runtime.metamodel.decl.ValueConstructorDeclarationImpl) Class(org.eclipse.ceylon.model.typechecker.model.Class) TypeParameters(org.eclipse.ceylon.compiler.java.metadata.TypeParameters) TypeInfo(org.eclipse.ceylon.compiler.java.metadata.TypeInfo)

Aggregations

AssertionError (ceylon.language.AssertionError)1 Sequential (ceylon.language.Sequential)1 CallableConstructorDeclaration (ceylon.language.meta.declaration.CallableConstructorDeclaration)1 ValueConstructorDeclaration (ceylon.language.meta.declaration.ValueConstructorDeclaration)1 CallableConstructor (ceylon.language.meta.model.CallableConstructor)1 ValueConstructor (ceylon.language.meta.model.ValueConstructor)1 TypeInfo (org.eclipse.ceylon.compiler.java.metadata.TypeInfo)1 TypeParameters (org.eclipse.ceylon.compiler.java.metadata.TypeParameters)1 Metamodel (org.eclipse.ceylon.compiler.java.runtime.metamodel.Metamodel)1 CallableConstructorDeclarationImpl (org.eclipse.ceylon.compiler.java.runtime.metamodel.decl.CallableConstructorDeclarationImpl)1 ClassDeclarationImpl (org.eclipse.ceylon.compiler.java.runtime.metamodel.decl.ClassDeclarationImpl)1 ClassWithInitializerDeclarationConstructor (org.eclipse.ceylon.compiler.java.runtime.metamodel.decl.ClassWithInitializerDeclarationConstructor)1 ValueConstructorDeclarationImpl (org.eclipse.ceylon.compiler.java.runtime.metamodel.decl.ValueConstructorDeclarationImpl)1 CallableConstructorImpl (org.eclipse.ceylon.compiler.java.runtime.metamodel.meta.CallableConstructorImpl)1 ClassInitializerConstructor (org.eclipse.ceylon.compiler.java.runtime.metamodel.meta.ClassInitializerConstructor)1 TypeDescriptor (org.eclipse.ceylon.compiler.java.runtime.model.TypeDescriptor)1 Class (org.eclipse.ceylon.model.typechecker.model.Class)1 Function (org.eclipse.ceylon.model.typechecker.model.Function)1 Functional (org.eclipse.ceylon.model.typechecker.model.Functional)1 Reference (org.eclipse.ceylon.model.typechecker.model.Reference)1