Function createPromiseLikeType

test/fixtures/snapshot/typescript.js:77783–77793

(promisedType)

            return unknownType;
        }
        function createPromiseLikeType(promisedType) {
            // creates a `PromiseLike<T>` type where `T` is the promisedType argument
            var globalPromiseLikeType = getGlobalPromiseLikeType(/*reportErrors*/ true);
            if (globalPromiseLikeType !== emptyGenericType) {
                // if the promised type is itself a promise, get the underlying type; otherwise, fallback to the promised type
                // Unwrap an `Awaited<T>` to `T` to improve inference.
                promisedType = getAwaitedTypeNoAlias(unwrapAwaitedType(promisedType)) || unknownType;
                return createTypeReference(globalPromiseLikeType, [promisedType]);
            }
            return unknownType;
        }
        function createPromiseReturnType(func, promisedType) {
            var promiseType = createPromiseType(promisedType);
            if (promiseType === unknownType) {