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replacements.mjs
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replacements.mjs
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const legacyStreamsRequireStream = ["require\\('stream'\\)", "require('./stream')"]
const internalStreamsBufferPolyfill = [
"'use strict'",
`
'use strict'
const bufferModule = require('buffer');
`
]
const internalStreamsAbortControllerPolyfill = [
"'use strict'",
`
'use strict'
`
]
const internalStreamsNoRequireBlob = [
"const \\{\\n isBlob,\\n\\} = require\\('internal/blob'\\);",
`
const Blob = globalThis.Blob || bufferModule.Blob;
const isBlob = typeof Blob !== 'undefined' ? function isBlob (b) { return b instanceof Blob } : function isBlob(b) { return false; }
`
]
const internalStreamsInspectCustom = ['inspect.custom', "Symbol.for('nodejs.util.inspect.custom')"]
const internalStreamsNoRequireAbortController = [
'const \\{ AbortController \\} = .+',
'const AbortController = globalThis.AbortController || require(\'abort-controller\').AbortController;'
]
const internalStreamsRequireInternal = ["require\\('internal/([^']+)'\\)", "require('../$1')"]
const internalStreamsRequireErrors = ["require\\('internal/errors'\\)", "require('../../ours/errors')"]
const internalStreamsRequireEventEmitter = ['const EE =', 'const { EventEmitter: EE } =']
const internalStreamsRequirePrimordials = ['= primordials', "= require('../../ours/primordials')"]
const internalStreamsRequireRelativeUtil = [
'const \\{ (once|createDeferredPromise|) \\} = .+;',
"const { $1 } = require('../../ours/util');"
]
const internalStreamsRequireRelativeDuplex = ['instanceof Stream.Duplex', "instanceof require('./duplex')"]
const internalStreamsRequireStream = ["require\\('stream'\\)", "require('../../stream')"]
const internalStreamsRequireStreams = ["require\\('internal/streams/([^']+)'\\)", "require('./$1')"]
const internalStreamsRequireUtil = [
"require\\('internal/util(?:/(?:debuglog|inspect))?'\\)",
"require('../../ours/util')"
]
const internalStreamsRequireUtilDebuglog = ["require\\('internal/util/debuglog'\\)", "require('../../ours/util')"]
const internalStreamsRequireWebStream = ["require\\('internal/webstreams/adapters'\\)", '{}']
const internalStreamsWeakHandler = [
"const \\{ kWeakHandler \\} = require\\('../event_target'\\);",
"const kWeakHandler = require('../../ours/primordials').Symbol('kWeak');"
]
const internalValidatorsNoCoalesceAssignment = [
'\\s*(.+) \\?\\?= (.+)',
`
if (typeof $1 === 'undefined') {
$1 = $2
}
`
]
const internalValidatorsNoRequireSignals = [
"const \\{ signals \\} = internalBinding\\('constants'\\).os;",
'const signals = {};'
]
const internalValidatorsRequireAssert = ["require\\('internal/assert'\\)", "require('assert')"]
const internalValidatorsRequireAsyncHooks = ["require\\('./async_hooks'\\)", "require('internal/async_hooks')"]
const internalValidatorsRequireErrors = ["require\\('internal/errors'\\)", "require('../ours/errors')"]
const internalValidatorsRequirePrimordials = ['= primordials', "= require('../ours/primordials')"]
const internalValidatorsRequireRelativeUtil = ["require\\('internal/util'\\)", "require('../ours/util')"]
const internalValidatorsRequireUtilTypes = ["require\\('internal/util/types'\\)", "require('../ours/util').types"]
const internalValidatorsNumericSeparator = ['4_294_967_295', '4294967295']
const streamIndexIsUint8Array = [
"Stream._isUint8Array = require\\('internal/util/types'\\).isUint8Array;",
`
Stream._isUint8Array = function isUint8Array(value) {
return value instanceof Uint8Array
};
`
]
const streamIndexRequireInternal = ["require\\('internal/([^']+)'\\)", "require('./internal/$1')"]
const streamIndexRequireInternalBuffer = ["require\\('internal/buffer'\\)", '{}']
const streamIndexRequireErrors = ["require\\('internal/errors'\\);", "require('./ours/errors');"]
const streamIndexRequirePrimordials = ['= primordials', "= require('./ours/primordials')"]
const streamIndexRequirePromises = ["require\\('stream/promises'\\);", "require('./stream/promises');"]
const streamIndexRequireUtil = ["require\\('internal/util'\\)", "require('./ours/util')"]
const streamIndexUint8ArrayToBuffer = ['new internalBuffer.FastBuffer', 'Buffer.from']
const streamsRequireErrors = ["require\\('internal/errors'\\)", "require('../ours/errors')"]
const streamsRequireInternal = ["require\\('internal/(.+)'\\)", "require('../internal/$1')"]
const streamsRequirePrimordials = ['= primordials', "= require('../ours/primordials')"]
const testCommonKnownGlobals = [
'let knownGlobals = \\[(\\n\\s+)',
`
let knownGlobals = [\n
typeof AggregateError !== 'undefined' ? AggregateError : require('../../lib/ours/util').AggregateError,
typeof AbortController !== 'undefined' ? AbortController : require('abort-controller').AbortController,
typeof AbortSignal !== 'undefined' ? AbortSignal : require('abort-controller').AbortSignal,
typeof EventTarget !== 'undefined' ? EventTarget : require('event-target-shim').EventTarget,
`
]
const testParallelBindings = [
"const \\{ internalBinding \\} = require\\('../../lib/internal/test/binding'\\);",
'const internalBinding = process.binding'
]
const testParallelHasOwn = ['Object.hasOwn\\(', 'Reflect.has(']
const testParallelIncludeTap = [
"('use strict')",
`
$1
const tap = require('tap');
const silentConsole = { log() {}, error() {} };
`
]
const testParallelImportStreamInMjs = [" from 'stream';", "from '../../lib/ours/index.js';"]
const testParallelImportTapInMjs = ["(from 'assert';)", "$1\nimport tap from 'tap';"]
const testParallelDuplexFromBlob = [
"const \\{ Blob \\} = require\\('buffer'\\);",
"const Blob = globalThis.Blob || require('buffer').Blob"
]
const testParallelDuplexSkipWithoutBlob = [
"(\\{\n const blob = new Blob\\(\\['blob'\\]\\))",
"if (typeof Blob !== 'undefined') $1"
]
const testParallelFinishedEvent = ["res.on\\('close", "res.on('finish"]
const testParallelFlatMapWinLineSeparator = [
"'xyz\\\\n'\\.repeat\\(5\\)",
"(process.platform === 'win32' ? 'xyz\\r\\n' : 'xyz\\n').repeat(5)"
]
const testParallelPreprocessWinLineSeparator = [
'assert.strictEqual\\(streamedData, modelData\\);',
"assert.strictEqual(streamedData, process.platform === 'win32' ? modelData.replace(/\\r\\n/g, '\\n') : modelData);"
]
const testParallelReadableBufferListInspect = [
'assert.strictEqual\\(\\n\\s+util.inspect\\(\\[ list \\], \\{ compact: false \\}\\),\\n\\s+`\\[\\n\\s+BufferList \\{\\n\\s+head: \\[Object\\],\\n\\s+tail: \\[Object\\],\\n\\s+length: 4\\n\\s+\\}\\n\\]`\\);',
`
assert.strictEqual(typeof list.head, 'object');
assert.strictEqual(typeof list.tail, 'object');
assert.strictEqual(list.length, 4);
`
]
const testParallelRequireStream = ["require\\('stream'\\)", "require('../../lib/ours/index')"]
const testParallelRequireStreamConsumer = ["require\\('stream/consumer'\\)", "require('../../lib/stream/consumer')"]
const testParallelRequireStreamInternals = ["require\\('(internal/.+)'\\)", "require('../../lib/$1')"]
const testParallelRequireStreamInternalsLegacy = ["require\\('(_stream_\\w+)'\\)", "require('../../lib/$1')"]
const testParallelRequireStreamPromises = ["require\\('stream/promises'\\)", "require('../../lib/stream/promises')"]
const testParallelRequireStreamWeb = ["require\\('stream/web'\\)", "require('../../lib/stream/web')"]
const testParallelSilentConsole = ['console.(log|error)', 'silentConsole.$1']
const testParallelTimersPromises = [
"const { setTimeout } = require\\('timers/promises'\\);",
`
const st = require('timers').setTimeout;
function setTimeout(ms) {
return new Promise(resolve => {
st(resolve, ms);
});
}
`
]
const testParallelTicksReenableConsoleLog = ['silentConsole.log\\(i\\);', 'console.log(i);']
const testParallelTickSaveHook = ['async_hooks.createHook\\(\\{', 'const hook = async_hooks.createHook({']
const readmeInfo = ['(This package is a mirror of the streams implementations in Node.js) (\\d+.\\d+.\\d+).', '$1 $2.']
const readmeLink = ['(\\[Node.js website\\]\\(https://nodejs.org/dist/v)(\\d+.\\d+.\\d+)', '$1$2']
export const replacements = {
'lib/_stream.+': [legacyStreamsRequireStream],
'lib/internal/streams/duplexify.+': [
internalStreamsBufferPolyfill,
internalStreamsAbortControllerPolyfill,
internalStreamsNoRequireBlob,
internalStreamsNoRequireAbortController
],
'lib/internal/streams/(operators|pipeline).+': [
internalStreamsAbortControllerPolyfill,
internalStreamsNoRequireAbortController
],
'lib/internal/streams/.+': [
internalStreamsRequireErrors,
internalStreamsRequireEventEmitter,
internalStreamsRequirePrimordials,
internalStreamsRequireRelativeDuplex,
internalStreamsRequireRelativeUtil,
internalStreamsRequireStream,
internalStreamsRequireStreams,
internalStreamsRequireUtil,
internalStreamsRequireUtilDebuglog,
internalStreamsRequireWebStream,
internalStreamsRequireInternal,
internalStreamsWeakHandler,
internalStreamsInspectCustom
],
'lib/internal/validators.js': [
internalValidatorsRequireAssert,
internalValidatorsRequireAsyncHooks,
internalValidatorsRequireErrors,
internalValidatorsRequirePrimordials,
internalValidatorsRequireRelativeUtil,
internalValidatorsRequireUtilTypes,
internalValidatorsNoRequireSignals,
internalValidatorsNoCoalesceAssignment,
internalValidatorsNumericSeparator
],
'lib/stream.js': [
streamIndexIsUint8Array,
streamIndexUint8ArrayToBuffer,
streamIndexRequireInternalBuffer,
streamIndexRequireErrors,
streamIndexRequirePrimordials,
streamIndexRequirePromises,
streamIndexRequireUtil,
streamIndexRequireInternal
],
'lib/stream/.+': [streamsRequireErrors, streamsRequirePrimordials, streamsRequireInternal],
'test/common/index.js': [testCommonKnownGlobals],
'test/parallel/.+': [
testParallelIncludeTap,
testParallelRequireStream,
testParallelRequireStreamConsumer,
testParallelRequireStreamInternals,
testParallelRequireStreamInternalsLegacy,
testParallelRequireStreamPromises,
testParallelRequireStreamWeb,
testParallelImportStreamInMjs,
testParallelImportTapInMjs,
testParallelBindings,
testParallelHasOwn,
testParallelSilentConsole,
testParallelTimersPromises
],
'test/parallel/test-stream-duplex-from.js': [testParallelDuplexFromBlob, testParallelDuplexSkipWithoutBlob],
'test/parallel/test-stream-finished.js': [testParallelFinishedEvent],
'test/parallel/test-stream-flatMap.js': [testParallelFlatMapWinLineSeparator],
'test/parallel/test-stream-preprocess.js': [testParallelPreprocessWinLineSeparator],
'test/parallel/test-stream-writable-samecb-singletick.js': [
testParallelTicksReenableConsoleLog,
testParallelTickSaveHook
],
'test/parallel/test-stream2-readable-from-list.js': [testParallelReadableBufferListInspect],
'README.md': [readmeInfo, readmeLink]
}