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Module

std/node/_stream.d.ts>PassThrough

Deno standard library
denoland/deno_std
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The Standard Library has been moved to JSR. See the blog post for details.
class PassThrough
extends Transform
import { PassThrough } from "https://deno.land/std@0.164.0/node/_stream.d.ts";

The stream.PassThrough class is a trivial implementation of a Transform stream that simply passes the input bytes across to the output. Its purpose is primarily for examples and testing, but there are some use cases where stream.PassThrough is useful as a building block for novel sorts of streams.