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@std/streams@0.215.0

latest
Works with
It is unknown whether this package works with Browsers, Deno, Node.js, Cloudflare Workers, Bun
It is unknown whether this package works with Browsers
It is unknown whether this package works with Deno
It is unknown whether this package works with Node.js
It is unknown whether this package works with Cloudflare Workers
It is unknown whether this package works with Bun
•JSR Score70%•
Published2 years ago (0.215.0)
function toTransformStream
toTransformStream<I, O>(
transformer: (src: ReadableStream<I>) => Iterable<O> | AsyncIterable<O>,
writableStrategy?: QueuingStrategy<I>,
readableStrategy?: QueuingStrategy<O>
): TransformStream<I, O>

Convert the generator function into a TransformStream.

Examples

Example 1

import { toTransformStream } from "@std/streams/to_transform_stream";

const readable = ReadableStream.from([0, 1, 2])
  .pipeThrough(toTransformStream(async function* (src) {
    for await (const chunk of src) {
      yield chunk * 100;
    }
  }));

for await (const chunk of readable) {
  console.log(chunk);
}
// output: 0, 100, 200

Type Parameters

I
O

Parameters

transformer: (src: ReadableStream<I>) => Iterable<O> | AsyncIterable<O>

A function to transform.

optional
writableStrategy: QueuingStrategy<I>

An object that optionally defines a queuing strategy for the stream.

optional
readableStrategy: QueuingStrategy<O>

An object that optionally defines a queuing strategy for the stream.

Return Type

TransformStream<I, O>

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Add Package

deno add jsr:@std/streams

Import symbol

import { toTransformStream } from "@std/streams";
or

Import directly with a jsr specifier

import { toTransformStream } from "jsr:@std/streams";