150 lines
4.1 KiB
JavaScript
150 lines
4.1 KiB
JavaScript
// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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'use strict'
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const { ObjectDefineProperty, ObjectKeys, ReflectApply } = require('./ours/primordials')
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const {
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promisify: { custom: customPromisify }
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} = require('./ours/util')
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const { streamReturningOperators, promiseReturningOperators } = require('./internal/streams/operators')
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const {
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codes: { ERR_ILLEGAL_CONSTRUCTOR }
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} = require('./ours/errors')
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const compose = require('./internal/streams/compose')
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const { pipeline } = require('./internal/streams/pipeline')
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const { destroyer } = require('./internal/streams/destroy')
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const eos = require('./internal/streams/end-of-stream')
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const internalBuffer = {}
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const promises = require('./stream/promises')
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const utils = require('./internal/streams/utils')
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const Stream = (module.exports = require('./internal/streams/legacy').Stream)
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Stream.isDisturbed = utils.isDisturbed
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Stream.isErrored = utils.isErrored
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Stream.isReadable = utils.isReadable
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Stream.Readable = require('./internal/streams/readable')
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for (const key of ObjectKeys(streamReturningOperators)) {
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const op = streamReturningOperators[key]
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function fn(...args) {
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if (new.target) {
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throw ERR_ILLEGAL_CONSTRUCTOR()
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}
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return Stream.Readable.from(ReflectApply(op, this, args))
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}
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ObjectDefineProperty(fn, 'name', {
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value: op.name
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})
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ObjectDefineProperty(fn, 'length', {
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value: op.length
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})
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ObjectDefineProperty(Stream.Readable.prototype, key, {
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value: fn,
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enumerable: false,
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configurable: true,
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writable: true
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})
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}
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for (const key of ObjectKeys(promiseReturningOperators)) {
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const op = promiseReturningOperators[key]
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function fn(...args) {
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if (new.target) {
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throw ERR_ILLEGAL_CONSTRUCTOR()
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}
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return ReflectApply(op, this, args)
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}
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ObjectDefineProperty(fn, 'name', {
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value: op.name
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})
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ObjectDefineProperty(fn, 'length', {
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value: op.length
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})
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ObjectDefineProperty(Stream.Readable.prototype, key, {
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value: fn,
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enumerable: false,
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configurable: true,
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writable: true
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})
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}
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Stream.Writable = require('./internal/streams/writable')
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Stream.Duplex = require('./internal/streams/duplex')
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Stream.Transform = require('./internal/streams/transform')
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Stream.PassThrough = require('./internal/streams/passthrough')
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Stream.pipeline = pipeline
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const { addAbortSignal } = require('./internal/streams/add-abort-signal')
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Stream.addAbortSignal = addAbortSignal
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Stream.finished = eos
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Stream.destroy = destroyer
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Stream.compose = compose
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ObjectDefineProperty(Stream, 'promises', {
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configurable: true,
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enumerable: true,
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get() {
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return promises
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}
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})
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ObjectDefineProperty(pipeline, customPromisify, {
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enumerable: true,
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get() {
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return promises.pipeline
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}
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})
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ObjectDefineProperty(eos, customPromisify, {
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enumerable: true,
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get() {
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return promises.finished
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}
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}) // Backwards-compat with node 0.4.x
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Stream.Stream = Stream
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Stream._isUint8Array = function isUint8Array(value) {
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return value instanceof Uint8Array
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}
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Stream._uint8ArrayToBuffer = function _uint8ArrayToBuffer(chunk) {
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return Buffer.from(chunk.buffer, chunk.byteOffset, chunk.byteLength)
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}
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