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fetch: limit web streams usage in body mixin methods #3113

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fetch: limit web streams usage in body mixin methods #3113

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c977df5
fetch: limit web streams usage in body mixin methods
Apr 13, 2024
8de7eb3
Update util.js
mertcanaltin Apr 13, 2024
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2 changes: 1 addition & 1 deletion lib/web/fetch/response.js
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Expand Up @@ -146,7 +146,7 @@ class Response {
// 4. If body is non-null, then set bodyWithType to the result of extracting body.
if (body != null) {
const [extractedBody, type] = extractBody(body)
bodyWithType = { body: extractedBody, type }
bodyWithType = { body: extractedBody, type, source: body }
}

// 5. Perform initialize a response given this, init, and bodyWithType.
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6 changes: 6 additions & 0 deletions lib/web/fetch/util.js
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Expand Up @@ -1055,6 +1055,12 @@ async function fullyReadBody (body, processBody, processBodyError) {
// with taskDestination.
const errorSteps = processBodyError

if (typeof body.source === 'string') {
const buffer = new TextEncoder().encode(body.source)
successSteps(Buffer.from(buffer.buffer, buffer.byteOffset, buffer.byteLength))
return
}

// 4. Let reader be the result of getting a reader for body’s stream.
// If that threw an exception, then run errorSteps with that
// exception and return.
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