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import { Deferred, sleep } from './sleep'
export function Streamable(write: number) {
const encoder = new TextEncoder()
const canceled = new Deferred()
const aborted = new Deferred()
let i = 0
const streamable = {
finished: Promise.any([canceled.promise, aborted.promise]).then(() => i),
abort() {
aborted.resolve()
},
stream: new ReadableStream({
async pull(controller) {
if (i >= write) {
return
}
await sleep(100)
controller.enqueue(encoder.encode(String(i++)))
},
cancel() {
canceled.resolve()
},
}),
}
return streamable
}
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