Function addEvolvingArrayElementType

test/fixtures/snapshot/typescript.js:69996–69999

(evolvingArrayType, node)

        // we defer subtype reduction until the evolving array type is finalized into a manifest
        // array type.
        function addEvolvingArrayElementType(evolvingArrayType, node) {
            var elementType = getRegularTypeOfObjectLiteral(getBaseTypeOfLiteralType(getContextFreeTypeOfExpression(node)));
            return isTypeSubsetOf(elementType, evolvingArrayType.elementType) ? evolvingArrayType : getEvolvingArrayType(getUnionType([evolvingArrayType.elementType, elementType]));
        }
        function createFinalArrayType(elementType) {
            return elementType.flags & 131072 /* TypeFlags.Never */ ?
                autoArrayType :