Examples with Expression org.eclipse.n4js.n4JS.Expression used on opensource projects

Example 6 with Expression

use of org.eclipse.n4js.n4JS.Expression in project n4js by eclipse.

the class InternalTypeSystem method applyRuleTypeFormalParameter.

protected Result<TypeRef> applyRuleTypeFormalParameter(final RuleEnvironment G, final RuleApplicationTrace _trace_, final FormalParameter fpar) throws RuleFailedException {
    // output parameter
    TypeRef T = null;
    final TypeRef fparTypeRef = fpar.getDeclaredTypeRef();
    if ((fparTypeRef != null)) {
        if (((fparTypeRef instanceof ThisTypeRefStructural) || ((fparTypeRef instanceof FunctionTypeExpression) && IteratorExtensions.<TFormalParameter>exists(Iterators.<TFormalParameter>filter(((FunctionTypeExpression) fparTypeRef).eAllContents(), TFormalParameter.class), ((Function1<TFormalParameter, Boolean>) (TFormalParameter currFpar) -> {
            TypeRef _typeRef = currFpar.getTypeRef();
            return Boolean.valueOf((_typeRef instanceof ThisTypeRef));
        }))))) {
            T = this.typeSystemHelper.bindAndSubstituteThisTypeRef(G, fparTypeRef, fparTypeRef);
        } else {
            TypeRef _xifexpression = null;
            TFormalParameter _definedTypeElement = null;
            if (fpar != null) {
                _definedTypeElement = fpar.getDefinedTypeElement();
            }
            TypeRef _typeRef = null;
            if (_definedTypeElement != null) {
                _typeRef = _definedTypeElement.getTypeRef();
            }
            boolean _tripleNotEquals = (_typeRef != null);
            if (_tripleNotEquals) {
                _xifexpression = fpar.getDefinedTypeElement().getTypeRef();
            } else {
                _xifexpression = fpar.getDeclaredTypeRef();
            }
            T = _xifexpression;
        }
    } else {
        boolean _isHasInitializerAssignment = fpar.isHasInitializerAssignment();
        if (_isHasInitializerAssignment) {
            Expression _initializer = fpar.getInitializer();
            boolean _tripleNotEquals_1 = (_initializer != null);
            if (_tripleNotEquals_1) {
                /* G |- fpar.initializer : var TypeRef E */
                Expression _initializer_1 = fpar.getInitializer();
                TypeRef E = null;
                Result<TypeRef> result = typeInternal(G, _trace_, _initializer_1);
                checkAssignableTo(result.getFirst(), TypeRef.class);
                E = (TypeRef) result.getFirst();
                T = this.typeSystemHelper.sanitizeTypeOfVariableFieldProperty(G, E);
            } else {
                T = RuleEnvironmentExtensions.anyTypeRef(G);
            }
        } else {
            boolean _enforceDynamicTypes = this.jsVariantHelper.enforceDynamicTypes(fpar);
            if (_enforceDynamicTypes) {
                T = RuleEnvironmentExtensions.anyTypeRefDynamic(G);
            } else {
                /* T = env(G, fpar, TypeRef) or T = G.anyTypeRef */
                {
                    RuleFailedException previousFailure = null;
                    try {
                        T = this.<TypeRef>env(G, fpar, TypeRef.class);
                    } catch (Exception e) {
                        previousFailure = extractRuleFailedException(e);
                        T = RuleEnvironmentExtensions.anyTypeRef(G);
                    }
                }
            }
        }
    }
    T = TypeUtils.wrapIfVariadic(RuleEnvironmentExtensions.getPredefinedTypes(G).builtInTypeScope, T, fpar);
    return new Result<TypeRef>(T);
}

Example 7 with Expression

use of org.eclipse.n4js.n4JS.Expression in project n4js by eclipse.

the class InternalTypeSystem method applyRuleTypeAssignmentExpression.

protected Result<TypeRef> applyRuleTypeAssignmentExpression(final RuleEnvironment G, final RuleApplicationTrace _trace_, final AssignmentExpression expr) throws RuleFailedException {
    // output parameter
    TypeRef T = null;
    /* { expr.op===AssignmentOperator.ASSIGN; G |- expr.rhs: T } or { expr.op===AssignmentOperator.ADD_ASSIGN G |- expr.lhs: var ParameterizedTypeRef l G |- expr.rhs: var ParameterizedTypeRef r val lnum = l.declaredType == G.booleanType || G.isNumeric(l.declaredType); val rnum = r.declaredType == G.booleanType || G.isNumeric(r.declaredType); val undef = l.declaredType == G.undefinedType || l.declaredType == G.nullType || r.declaredType == G.undefinedType || r.declaredType == G.nullType; !(lnum && rnum); !(undef && (lnum || rnum)); T = G.stringTypeRef } or { T = G.numberTypeRef } */
    {
        RuleFailedException previousFailure = null;
        try {
            AssignmentOperator _op = expr.getOp();
            boolean _tripleEquals = (_op == AssignmentOperator.ASSIGN);
            /* expr.op===AssignmentOperator.ASSIGN */
            if (!_tripleEquals) {
                sneakyThrowRuleFailedException("expr.op===AssignmentOperator.ASSIGN");
            }
            /* G |- expr.rhs: T */
            Expression _rhs = expr.getRhs();
            Result<TypeRef> result = typeInternal(G, _trace_, _rhs);
            checkAssignableTo(result.getFirst(), TypeRef.class);
            T = (TypeRef) result.getFirst();
        } catch (Exception e) {
            previousFailure = extractRuleFailedException(e);
            /* { expr.op===AssignmentOperator.ADD_ASSIGN G |- expr.lhs: var ParameterizedTypeRef l G |- expr.rhs: var ParameterizedTypeRef r val lnum = l.declaredType == G.booleanType || G.isNumeric(l.declaredType); val rnum = r.declaredType == G.booleanType || G.isNumeric(r.declaredType); val undef = l.declaredType == G.undefinedType || l.declaredType == G.nullType || r.declaredType == G.undefinedType || r.declaredType == G.nullType; !(lnum && rnum); !(undef && (lnum || rnum)); T = G.stringTypeRef } or { T = G.numberTypeRef } */
            {
                try {
                    AssignmentOperator _op_1 = expr.getOp();
                    boolean _tripleEquals_1 = (_op_1 == AssignmentOperator.ADD_ASSIGN);
                    /* expr.op===AssignmentOperator.ADD_ASSIGN */
                    if (!_tripleEquals_1) {
                        sneakyThrowRuleFailedException("expr.op===AssignmentOperator.ADD_ASSIGN");
                    }
                    /* G |- expr.lhs: var ParameterizedTypeRef l */
                    Expression _lhs = expr.getLhs();
                    ParameterizedTypeRef l = null;
                    Result<TypeRef> result_1 = typeInternal(G, _trace_, _lhs);
                    checkAssignableTo(result_1.getFirst(), ParameterizedTypeRef.class);
                    l = (ParameterizedTypeRef) result_1.getFirst();
                    /* G |- expr.rhs: var ParameterizedTypeRef r */
                    Expression _rhs_1 = expr.getRhs();
                    ParameterizedTypeRef r = null;
                    Result<TypeRef> result_2 = typeInternal(G, _trace_, _rhs_1);
                    checkAssignableTo(result_2.getFirst(), ParameterizedTypeRef.class);
                    r = (ParameterizedTypeRef) result_2.getFirst();
                    final boolean lnum = (Objects.equal(l.getDeclaredType(), RuleEnvironmentExtensions.booleanType(G)) || RuleEnvironmentExtensions.isNumeric(G, l.getDeclaredType()));
                    final boolean rnum = (Objects.equal(r.getDeclaredType(), RuleEnvironmentExtensions.booleanType(G)) || RuleEnvironmentExtensions.isNumeric(G, r.getDeclaredType()));
                    final boolean undef = (((Objects.equal(l.getDeclaredType(), RuleEnvironmentExtensions.undefinedType(G)) || Objects.equal(l.getDeclaredType(), RuleEnvironmentExtensions.nullType(G))) || Objects.equal(r.getDeclaredType(), RuleEnvironmentExtensions.undefinedType(G))) || Objects.equal(r.getDeclaredType(), RuleEnvironmentExtensions.nullType(G)));
                    /* !(lnum && rnum) */
                    if (!(!(lnum && rnum))) {
                        sneakyThrowRuleFailedException("!(lnum && rnum)");
                    }
                    /* !(undef && (lnum || rnum)) */
                    if (!(!(undef && (lnum || rnum)))) {
                        sneakyThrowRuleFailedException("!(undef && (lnum || rnum))");
                    }
                    T = RuleEnvironmentExtensions.stringTypeRef(G);
                } catch (Exception e_1) {
                    previousFailure = extractRuleFailedException(e_1);
                    T = RuleEnvironmentExtensions.numberTypeRef(G);
                }
            }
        }
    }
    return new Result<TypeRef>(T);
}

Example 8 with Expression

use of org.eclipse.n4js.n4JS.Expression in project n4js by eclipse.

the class InternalTypeSystem method applyRuleTypeN4FieldDeclaration.

protected Result<TypeRef> applyRuleTypeN4FieldDeclaration(final RuleEnvironment G, final RuleApplicationTrace _trace_, final N4FieldDeclaration fieldDecl) throws RuleFailedException {
    // output parameter
    TypeRef T = null;
    TypeRef _declaredTypeRef = fieldDecl.getDeclaredTypeRef();
    boolean _tripleNotEquals = (_declaredTypeRef != null);
    if (_tripleNotEquals) {
        T = fieldDecl.getDeclaredTypeRef();
    } else {
        Expression _expression = fieldDecl.getExpression();
        boolean _tripleNotEquals_1 = (_expression != null);
        if (_tripleNotEquals_1) {
            /* G |- fieldDecl.expression : var TypeRef E */
            Expression _expression_1 = fieldDecl.getExpression();
            TypeRef E = null;
            Result<TypeRef> result = typeInternal(G, _trace_, _expression_1);
            checkAssignableTo(result.getFirst(), TypeRef.class);
            E = (TypeRef) result.getFirst();
            /* G |~ E /\ E */
            Result<TypeRef> result_1 = upperBoundInternal(G, _trace_, E);
            checkAssignableTo(result_1.getFirst(), TypeRef.class);
            E = (TypeRef) result_1.getFirst();
            if ((((E.getDeclaredType() == RuleEnvironmentExtensions.undefinedType(G)) || (E.getDeclaredType() == RuleEnvironmentExtensions.nullType(G))) || (E.getDeclaredType() == RuleEnvironmentExtensions.voidType(G)))) {
                T = RuleEnvironmentExtensions.anyTypeRef(G);
            } else {
                T = E;
            }
        } else {
            T = RuleEnvironmentExtensions.anyTypeRef(G);
        }
    }
    return new Result<TypeRef>(T);
}

Example 9 with Expression

use of org.eclipse.n4js.n4JS.Expression in project n4js by eclipse.

the class InternalTypeSystem method applyRuleTypeAwaitExpression.

protected Result<TypeRef> applyRuleTypeAwaitExpression(final RuleEnvironment G, final RuleApplicationTrace _trace_, final AwaitExpression e) throws RuleFailedException {
    // output parameter
    TypeRef T = null;
    /* G |- e.expression : var TypeRef exprType */
    Expression _expression = e.getExpression();
    TypeRef exprType = null;
    Result<TypeRef> result = typeInternal(G, _trace_, _expression);
    checkAssignableTo(result.getFirst(), TypeRef.class);
    exprType = (TypeRef) result.getFirst();
    Type _declaredType = exprType.getDeclaredType();
    TClass _promiseType = RuleEnvironmentExtensions.promiseType(G);
    boolean _tripleEquals = (_declaredType == _promiseType);
    if (_tripleEquals) {
        /* G |~ exprType.typeArgs.get(0) /\ T */
        TypeArgument _get = exprType.getTypeArgs().get(0);
        Result<TypeRef> result_1 = upperBoundInternal(G, _trace_, _get);
        checkAssignableTo(result_1.getFirst(), TypeRef.class);
        T = (TypeRef) result_1.getFirst();
    } else {
        boolean _isPromisifiableExpression = this.promisifyHelper.isPromisifiableExpression(e.getExpression());
        if (_isPromisifiableExpression) {
            final TypeRef promisifiedReturnTypeRef = this.promisifyHelper.extractPromisifiedReturnType(e.getExpression());
            Type _declaredType_1 = promisifiedReturnTypeRef.getDeclaredType();
            TClass _promiseType_1 = RuleEnvironmentExtensions.promiseType(G);
            boolean _tripleEquals_1 = (_declaredType_1 == _promiseType_1);
            if (_tripleEquals_1) {
                /* G |~ promisifiedReturnTypeRef.typeArgs.get(0) /\ T */
                TypeArgument _get_1 = promisifiedReturnTypeRef.getTypeArgs().get(0);
                Result<TypeRef> result_2 = upperBoundInternal(G, _trace_, _get_1);
                checkAssignableTo(result_2.getFirst(), TypeRef.class);
                T = (TypeRef) result_2.getFirst();
            } else {
                T = promisifiedReturnTypeRef;
            }
        } else {
            T = exprType;
        }
    }
    return new Result<TypeRef>(T);
}

Example 10 with Expression

use of org.eclipse.n4js.n4JS.Expression in project n4js by eclipse.

the class InternalTypeSystem method applyRuleTypeArrayElement.

protected Result<TypeRef> applyRuleTypeArrayElement(final RuleEnvironment G, final RuleApplicationTrace _trace_, final ArrayElement e) throws RuleFailedException {
    // output parameter
    TypeRef T = null;
    /* G |- e.expression: T */
    Expression _expression = e.getExpression();
    Result<TypeRef> result = typeInternal(G, _trace_, _expression);
    checkAssignableTo(result.getFirst(), TypeRef.class);
    T = (TypeRef) result.getFirst();
    return new Result<TypeRef>(T);
}