Examples with Parameter org.eclipse.ceylon.model.typechecker.model.Parameter used on opensource projects

Example 26 with Parameter

use of org.eclipse.ceylon.model.typechecker.model.Parameter in project ceylon by eclipse.

the class ClassTransformer method addRefinedThrowerInstantiatorMethod.

private void addRefinedThrowerInstantiatorMethod(ClassDefinitionBuilder classBuilder, String message, ClassOrInterface classModel, Class formalClass, Reference unrefined) {
    MethodDefinitionBuilder mdb = MethodDefinitionBuilder.systemMethod(this, naming.getInstantiatorMethodName(formalClass));
    mdb.modifiers(modifierTransformation().classFlags(formalClass) & ~ABSTRACT);
    for (TypeParameter tp : formalClass.getTypeParameters()) {
        mdb.typeParameter(tp);
        mdb.reifiedTypeParameter(tp);
    }
    for (Parameter formalP : formalClass.getParameterList().getParameters()) {
        ParameterDefinitionBuilder pdb = ParameterDefinitionBuilder.systemParameter(this, formalP.getName());
        pdb.sequenced(formalP.isSequenced());
        pdb.defaulted(formalP.isDefaulted());
        pdb.type(new TransformedType(makeJavaType(unrefined.getTypedParameter(formalP).getType())));
        mdb.parameter(pdb);
    }
    mdb.resultType(makeJavaType(unrefined.getType()), null);
    mdb.body(makeThrowUnresolvedCompilationError(message));
    classBuilder.method(mdb);
}

Example 27 with Parameter

use of org.eclipse.ceylon.model.typechecker.model.Parameter in project ceylon by eclipse.

the class ClassTransformer method refineMethod.

/*private Class refineClass(
            Scope container,
            Reference pr,
            ClassOrInterface classModel, 
            Class formalClass,
            Unit unit) {
        Class refined = new Class();
        refined.setActual(true);
        refined.setShared(formalClass.isShared());
        refined.setContainer(container);
        refined.setExtendedType(formalClass.getType());
        refined.setDeprecated(formalClass.isDeprecated());
        refined.setName(formalClass.getName());
        refined.setRefinedDeclaration(formalClass.getRefinedDeclaration());
        refined.setScope(container);
        //refined.setType(pr.getType());
        refined.setUnit(unit);
        for (ParameterList formalPl : formalClass.getParameterLists()) {
            ParameterList refinedPl = new ParameterList();
            for (Parameter formalP : formalPl.getParameters()){
                Parameter refinedP = new Parameter();
                refinedP.setAtLeastOne(formalP.isAtLeastOne());
                refinedP.setDeclaration(refined);
                refinedP.setDefaulted(formalP.isDefaulted());
                refinedP.setDeclaredAnything(formalP.isDeclaredAnything());
                refinedP.setHidden(formalP.isHidden());
                refinedP.setSequenced(formalP.isSequenced());
                refinedP.setName(formalP.getName());
                final TypedReference typedParameter = pr.getTypedParameter(formalP);
                FunctionOrValue paramModel;
                if (formalP.getModel() instanceof Value) {
                    Value paramValueModel = refineValue((Value)formalP.getModel(), typedParameter, refined, classModel.getUnit());
                    paramValueModel.setInitializerParameter(refinedP);
                    paramModel = paramValueModel;
                } else {
                    Function paramFunctionModel = refineMethod(refined, typedParameter, classModel, (Function)formalP.getModel(), unit);
                    paramFunctionModel.setInitializerParameter(refinedP);
                    paramModel = paramFunctionModel; 
                }
                refinedP.setModel(paramModel);
                refinedPl.getParameters().add(refinedP);
            }
            refined.addParameterList(refinedPl);
        }
        return refined;
    }*/
private Function refineMethod(Scope container, TypedReference pr, ClassOrInterface classModel, Function formalMethod, Unit unit) {
    Function refined = new Function();
    refined.setActual(true);
    refined.setShared(formalMethod.isShared());
    refined.setContainer(container);
    // in case there are subclasses
    refined.setDefault(true);
    refined.setDeferred(false);
    refined.setDeprecated(formalMethod.isDeprecated());
    refined.setName(formalMethod.getName());
    refined.setRefinedDeclaration(formalMethod.getRefinedDeclaration());
    refined.setScope(container);
    refined.setType(pr.getType());
    refined.setUnit(unit);
    refined.setUnboxed(formalMethod.getUnboxed());
    refined.setUntrustedType(formalMethod.getUntrustedType());
    refined.setTypeErased(formalMethod.getTypeErased());
    ArrayList<TypeParameter> refinedTp = new ArrayList<TypeParameter>();
    ;
    for (TypeParameter formalTp : formalMethod.getTypeParameters()) {
        refinedTp.add(formalTp);
    }
    refined.setTypeParameters(refinedTp);
    for (ParameterList formalPl : formalMethod.getParameterLists()) {
        ParameterList refinedPl = new ParameterList();
        for (Parameter formalP : formalPl.getParameters()) {
            Parameter refinedP = new Parameter();
            refinedP.setAtLeastOne(formalP.isAtLeastOne());
            refinedP.setDeclaration(refined);
            refinedP.setDefaulted(formalP.isDefaulted());
            refinedP.setDeclaredAnything(formalP.isDeclaredAnything());
            refinedP.setHidden(formalP.isHidden());
            refinedP.setSequenced(formalP.isSequenced());
            refinedP.setName(formalP.getName());
            final TypedReference typedParameter = pr.getTypedParameter(formalP);
            FunctionOrValue paramModel;
            if (formalP.getModel() instanceof Value) {
                Value paramValueModel = refineValue((Value) formalP.getModel(), typedParameter, refined, classModel.getUnit());
                paramValueModel.setInitializerParameter(refinedP);
                paramModel = paramValueModel;
            } else {
                Function paramFunctionModel = refineMethod(refined, typedParameter, classModel, (Function) formalP.getModel(), unit);
                paramFunctionModel.setInitializerParameter(refinedP);
                paramModel = paramFunctionModel;
            }
            refinedP.setModel(paramModel);
            refinedPl.getParameters().add(refinedP);
        }
        refined.addParameterList(refinedPl);
    }
    return refined;
}

Example 28 with Parameter

use of org.eclipse.ceylon.model.typechecker.model.Parameter in project ceylon by eclipse.

the class ClassTransformer method makeMethodForFunctionalParameter.

// private JCExpression makeValueDeclaration(Value value) {
// return expressionGen().makeMemberValueOrFunctionDeclarationLiteral(null, value, false);
// }
/**
 * Generate a method for a shared FunctionalParameter which delegates to the Callable
 * @param klass
 * @param annotations
 */
private void makeMethodForFunctionalParameter(ClassDefinitionBuilder classBuilder, Tree.Parameter paramTree, Tree.TypedDeclaration memberDecl) {
    Parameter paramModel = paramTree.getParameterModel();
    if (Strategy.createMethod(paramModel)) {
        Tree.MethodDeclaration methodDecl = (Tree.MethodDeclaration) memberDecl;
        makeFieldForParameter(classBuilder, paramModel, memberDecl);
        Function method = (Function) paramModel.getModel();
        java.util.List<Parameter> parameters = method.getFirstParameterList().getParameters();
        JCExpression fieldRef;
        if (method.getMemberOrParameter(typeFact(), method.getName(), null, false) != method) {
            fieldRef = naming.makeQualifiedName(naming.makeThis(), method, Naming.NA_IDENT);
        } else {
            fieldRef = naming.makeName(method, Naming.NA_IDENT);
        }
        CallBuilder callBuilder = CallBuilder.instance(this).invoke(naming.makeQualIdent(fieldRef, Naming.getCallableMethodName(method)));
        for (Parameter parameter : parameters) {
            JCExpression parameterExpr = naming.makeName(parameter.getModel(), Naming.NA_IDENT);
            parameterExpr = expressionGen().applyErasureAndBoxing(parameterExpr, parameter.getType(), !CodegenUtil.isUnBoxed(parameter.getModel()), BoxingStrategy.BOXED, parameter.getType());
            callBuilder.argument(parameterExpr);
        }
        JCExpression expr = callBuilder.build();
        JCStatement body;
        if (isVoid(memberDecl) && Decl.isUnboxedVoid(method) && !Strategy.useBoxedVoid(method)) {
            body = make().Exec(expr);
        } else {
            expr = expressionGen().applyErasureAndBoxing(expr, paramModel.getType(), true, CodegenUtil.getBoxingStrategy(method), paramModel.getType());
            body = make().Return(expr);
        }
        classBuilder.methods(transformMethod(method, null, methodDecl, methodDecl.getParameterLists(), methodDecl, true, method.isActual(), true, List.of(body), new DaoThis(methodDecl, methodDecl.getParameterLists().get(0)), false));
    }
}

Example 29 with Parameter

use of org.eclipse.ceylon.model.typechecker.model.Parameter in project ceylon by eclipse.

the class ClassTransformer method overloads.

private Iterable<java.util.List<Parameter>> overloads(Functional f) {
    java.util.List<java.util.List<Parameter>> result = new ArrayList<java.util.List<Parameter>>();
    result.add(f.getFirstParameterList().getParameters());
    int ii = 0;
    for (Parameter p : f.getFirstParameterList().getParameters()) {
        if (p.isDefaulted() || (p.isSequenced() && !p.isAtLeastOne())) {
            result.add(f.getFirstParameterList().getParameters().subList(0, ii));
        }
        ii++;
    }
    return result;
}

Example 30 with Parameter

use of org.eclipse.ceylon.model.typechecker.model.Parameter in project ceylon by eclipse.

the class ClassTransformer method makeDelegateToCompanion.

/**
 * Generates a method which delegates to the companion instance $Foo$impl
 */
private MethodDefinitionBuilder makeDelegateToCompanion(Interface iface, Reference typedMember, Type currentType, final long mods, final java.util.List<TypeParameter> typeParameters, final java.util.List<java.util.List<Type>> producedTypeParameterBounds, final Type methodType, final String methodName, final java.util.List<Parameter> parameters, boolean typeErased, final String targetMethodName, Parameter defaultedParam, boolean includeBody) {
    final MethodDefinitionBuilder concreteWrapper = MethodDefinitionBuilder.systemMethod(gen(), methodName);
    concreteWrapper.modifiers(mods);
    concreteWrapper.ignoreModelAnnotations();
    if ((mods & PRIVATE) == 0) {
        concreteWrapper.isOverride(true);
    }
    if (typeParameters != null) {
        concreteWrapper.reifiedTypeParametersFromModel(typeParameters);
    }
    Iterator<java.util.List<Type>> iterator = producedTypeParameterBounds.iterator();
    if (typeParameters != null) {
        for (TypeParameter tp : typeParameters) {
            concreteWrapper.typeParameter(tp, iterator.next());
        }
    }
    boolean explicitReturn = false;
    Declaration member = (defaultedParam != null ? typedMember.getTypedParameter(defaultedParam) : typedMember).getDeclaration();
    Type returnType = null;
    if (!isAnything(methodType) || ((member instanceof Function || member instanceof Value) && !Decl.isUnboxedVoid(member)) || (member instanceof Function && Strategy.useBoxedVoid((Function) member))) {
        explicitReturn = true;
        if (CodegenUtil.isHashAttribute(member)) {
            // delegates for hash attributes are int
            concreteWrapper.resultType(new TransformedType(make().Type(syms().intType)));
            returnType = typedMember.getType();
        } else if (typedMember instanceof TypedReference && defaultedParam == null) {
            TypedReference typedRef = (TypedReference) typedMember;
            // This is very much like for method refinement: if the supertype is erased -> go raw.
            // Except for some reason we only need to do it with multiple inheritance with different type
            // arguments, so let's not go overboard
            int flags = 0;
            if (CodegenUtil.hasTypeErased((TypedDeclaration) member.getRefinedDeclaration()) || CodegenUtil.hasTypeErased((TypedDeclaration) member) && isInheritedTwiceWithDifferentTypeArguments(currentType, iface)) {
                flags |= AbstractTransformer.JT_RAW;
            }
            concreteWrapper.resultTypeNonWidening(currentType, typedRef, typedMember.getType(), flags);
            // FIXME: this is redundant with what we computed in the previous line in concreteWrapper.resultTypeNonWidening
            TypedReference nonWideningTypedRef = gen().nonWideningTypeDecl(typedRef, currentType);
            returnType = gen().nonWideningType(typedRef, nonWideningTypedRef);
        } else if (defaultedParam != null) {
            TypedReference typedParameter = typedMember.getTypedParameter(defaultedParam);
            NonWideningParam nonWideningParam = concreteWrapper.getNonWideningParam(typedParameter, currentType.getDeclaration() instanceof Class ? WideningRules.FOR_MIXIN : WideningRules.NONE);
            returnType = nonWideningParam.nonWideningType;
            if (member instanceof Function)
                returnType = typeFact().getCallableType(returnType);
            concreteWrapper.resultType(new TransformedType(makeJavaType(returnType, nonWideningParam.flags)));
        } else {
            concreteWrapper.resultType(new TransformedType(makeJavaType((Type) typedMember)));
            returnType = (Type) typedMember;
        }
    }
    ListBuffer<JCExpression> arguments = new ListBuffer<JCExpression>();
    if (typeParameters != null) {
        for (TypeParameter tp : typeParameters) {
            arguments.add(naming.makeUnquotedIdent(naming.getTypeArgumentDescriptorName(tp)));
        }
    }
    Declaration declaration = typedMember.getDeclaration();
    if (declaration instanceof Constructor && !Decl.isDefaultConstructor((Constructor) declaration) && defaultedParam == null) {
        concreteWrapper.parameter(makeConstructorNameParameter((Constructor) declaration));
        arguments.add(naming.makeUnquotedIdent(Unfix.$name$));
    }
    int ii = 0;
    for (Parameter param : parameters) {
        Parameter parameter;
        if (declaration instanceof Functional) {
            parameter = ((Functional) declaration).getFirstParameterList().getParameters().get(ii++);
        } else if (declaration instanceof Setter) {
            parameter = ((Setter) declaration).getParameter();
        } else {
            throw BugException.unhandledDeclarationCase(declaration);
        }
        final TypedReference typedParameter = typedMember.getTypedParameter(parameter);
        concreteWrapper.parameter(null, param, typedParameter, null, FINAL, WideningRules.FOR_MIXIN);
        arguments.add(naming.makeName(param.getModel(), Naming.NA_MEMBER | Naming.NA_ALIASED));
    }
    if (includeBody) {
        JCExpression qualifierThis = makeUnquotedIdent(getCompanionFieldName(iface));
        // our impl accessor to get the expected bounds of the qualifying type
        if (explicitReturn) {
            Type javaType = getBestSatisfiedType(currentType, iface);
            Type ceylonType = typedMember.getQualifyingType();
            // don't even bother if the impl accessor is turned to raw because casting it to raw doesn't help
            if (!isTurnedToRaw(ceylonType) && // if it's exactly the same we don't need any cast
            !javaType.isExactly(ceylonType))
                // this will add the proper cast to the impl accessor
                qualifierThis = expressionGen().applyErasureAndBoxing(qualifierThis, currentType, false, true, BoxingStrategy.BOXED, ceylonType, ExpressionTransformer.EXPR_WANTS_COMPANION);
        }
        JCExpression expr = make().Apply(// TODO Type args
        null, makeSelect(qualifierThis, (targetMethodName != null) ? targetMethodName : methodName), arguments.toList());
        if (isUnimplementedMemberClass(currentType, typedMember)) {
            concreteWrapper.body(makeThrowUnresolvedCompilationError(// TODO encapsulate the error message
            "formal member '" + declaration.getName() + "' of '" + iface.getName() + "' not implemented in class hierarchy"));
            current().broken();
        } else if (!explicitReturn) {
            concreteWrapper.body(gen().make().Exec(expr));
        } else {
            // deal with erasure and stuff
            BoxingStrategy boxingStrategy;
            boolean exprBoxed;
            if (member instanceof TypedDeclaration) {
                TypedDeclaration typedDecl = (TypedDeclaration) member;
                exprBoxed = !CodegenUtil.isUnBoxed(typedDecl);
                boxingStrategy = CodegenUtil.getBoxingStrategy(typedDecl);
            } else {
                // must be a class or interface
                exprBoxed = true;
                boxingStrategy = BoxingStrategy.UNBOXED;
            }
            // to force an additional cast
            if (isTurnedToRaw(typedMember.getQualifyingType()) || // in invariant locations
            needsRawCastForMixinSuperCall(iface, methodType) || needsCastForErasedInstantiator(iface, methodName, member))
                typeErased = true;
            expr = gen().expressionGen().applyErasureAndBoxing(expr, methodType, typeErased, exprBoxed, boxingStrategy, returnType, 0);
            concreteWrapper.body(gen().make().Return(expr));
        }
    }
    return concreteWrapper;
}