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interface AsyncFastIterator<T>

An asynchronous iterator that extends the default AsyncIterator interface with methods for improved performance.

Type parameters​

NameDescription
Tthe element type

Methods​

fastNext​

Returns the next iterator value asynchronously, or the given otherwise AsyncOptLazy value instead.

Definitions​

fastNext(): MaybePromise<T | undefined>;
fastNext<O>(otherwise: AsyncOptLazy<O>): MaybePromise<T | O>;

next​

Returns a promise resolving to the next IteratorResult.

Definition​

next(): Promise<IteratorResult<T>>;