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GeezerVison is showing github.com — stream: dont access Object.prototype.type during TransformStream init · nodejs/node@406ff32

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lib/internal/webstreams
- transformstream.js
test/parallel
- test-whatwg-transformstream.js

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`‎lib/internal/webstreams/transformstream.js‎`

Copy file name to clipboardExpand all lines: lib/internal/webstreams/transformstream.js

+2Lines changed: 2 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -358,6 +358,7 @@ function initializeTransformStream(`
`358`	`358`	`readableSizeAlgorithm) {`
`359`	`359`
`360`	`360`	`const writable = new WritableStream({`
	`361`	`+ __proto__: null,`
`361`	`362`	`start() { return startPromise.promise; },`
`362`	`363`	`write(chunk) {`
`363`	`364`	`return transformStreamDefaultSinkWriteAlgorithm(stream, chunk);`
`@@ -374,6 +375,7 @@ function initializeTransformStream(`
`374`	`375`	`});`
`375`	`376`
`376`	`377`	`const readable = new ReadableStream({`
	`378`	`+ __proto__: null,`
`377`	`379`	`start() { return startPromise.promise; },`
`378`	`380`	`pull() {`
`379`	`381`	`return transformStreamDefaultSourcePullAlgorithm(stream);`

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`‎test/parallel/test-whatwg-transformstream.js‎`

Copy file name to clipboardExpand all lines: test/parallel/test-whatwg-transformstream.js

+19Lines changed: 19 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -186,3 +186,22 @@ class Source {`
`186`	`186`	`inspect(controller, { depth: 0 }),`
`187`	`187`	`/TransformStreamDefaultController \[/);`
`188`	`188`	`}`
	`189`	`+`
	`190`	`+{`
	`191`	`+ Object.defineProperty(Object.prototype, 'type', {`
	`192`	`+ get: common.mustNotCall('get %Object.prototype%.type'),`
	`193`	`+ set: common.mustNotCall('set %Object.prototype%.type'),`
	`194`	`+ configurable: true,`
	`195`	`+ });`
	`196`	`+`
	`197`	`+ new TransformStream({`
	`198`	`+ transform(chunk, controller) {`
	`199`	`+ controller.enqueue(chunk);`
	`200`	`+ },`
	`201`	`+ flush(controller) {`
	`202`	`+ controller.terminate();`
	`203`	`+ }`
	`204`	`+ });`
	`205`	`+`
	`206`	`+ delete Object.prototype.type;`
	`207`	`+}`

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