Function getIterationTypeOfIterable

test/fixtures/snapshot/typescript.js:83087–83093

* Gets the requested "iteration type" from an `Iterable`-like or `AsyncIterable`-like type.

(use, typeKind, inputType, errorNode)

         * Gets the requested "iteration type" from an `Iterable`-like or `AsyncIterable`-like type.
         */
        function getIterationTypeOfIterable(use, typeKind, inputType, errorNode) {
            if (isTypeAny(inputType)) {
                return undefined;
            }
            var iterationTypes = getIterationTypesOfIterable(inputType, use, errorNode);
            return iterationTypes && iterationTypes[getIterationTypesKeyFromIterationTypeKind(typeKind)];
        }
        function createIterationTypes(yieldType, returnType, nextType) {
            // `yieldType` and `returnType` are defaulted to `neverType` they each will be combined
            // via `getUnionType` when merging iteration types. `nextType` is defined as `unknownType`