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denoland-deno/cli/tests/node_compat/test/parallel/test-stream-events-prepend.js
2023-06-02 15:05:32 +09:00

33 lines
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JavaScript

// deno-fmt-ignore-file
// deno-lint-ignore-file
// Copyright Joyent and Node contributors. All rights reserved. MIT license.
// Taken from Node 18.12.1
// This file is automatically generated by `tools/node_compat/setup.ts`. Do not modify this file manually.
'use strict';
const common = require('../common');
const stream = require('stream');
class Writable extends stream.Writable {
constructor() {
super();
this.prependListener = undefined;
}
_write(chunk, end, cb) {
cb();
}
}
class Readable extends stream.Readable {
_read() {
this.push(null);
}
}
const w = new Writable();
w.on('pipe', common.mustCall());
const r = new Readable();
r.pipe(w);