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38 lines
856 B
JavaScript
38 lines
856 B
JavaScript
// deno-fmt-ignore-file
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// deno-lint-ignore-file
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// Copyright Joyent and Node contributors. All rights reserved. MIT license.
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// Taken from Node 18.12.1
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// This file is automatically generated by `tools/node_compat/setup.ts`. Do not modify this file manually.
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'use strict';
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const common = require('../common');
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const assert = require('assert');
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const { Readable, Writable } = require('stream');
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// Pipe should pause temporarily if writable needs drain.
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{
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const w = new Writable({
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write(buf, encoding, callback) {
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process.nextTick(callback);
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},
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highWaterMark: 1
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});
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while (w.write('asd'));
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assert.strictEqual(w.writableNeedDrain, true);
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const r = new Readable({
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read() {
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this.push('asd');
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this.push(null);
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}
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});
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r.on('pause', common.mustCall(2));
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r.on('end', common.mustCall());
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r.pipe(w);
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}
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