File size: 1,892 Bytes
4db1732 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 | // src/utils.ts
async function readWithoutBlocking(readPromise) {
return Promise.race([readPromise, Promise.resolve().then(() => Promise.resolve(void 0))]);
}
function writeFromReadableStreamDefaultReader(reader, writable, currentReadPromise) {
const cancel = (error) => {
reader.cancel(error).catch(() => {
});
};
writable.on("close", cancel);
writable.on("error", cancel);
(currentReadPromise ?? reader.read()).then(flow, handleStreamError);
return reader.closed.finally(() => {
writable.off("close", cancel);
writable.off("error", cancel);
});
function handleStreamError(error) {
if (error) {
writable.destroy(error);
}
}
function onDrain() {
reader.read().then(flow, handleStreamError);
}
function flow({ done, value }) {
try {
if (done) {
writable.end();
} else if (!writable.write(value)) {
writable.once("drain", onDrain);
} else {
return reader.read().then(flow, handleStreamError);
}
} catch (e) {
handleStreamError(e);
}
}
}
function writeFromReadableStream(stream, writable) {
if (stream.locked) {
throw new TypeError("ReadableStream is locked.");
} else if (writable.destroyed) {
return;
}
return writeFromReadableStreamDefaultReader(stream.getReader(), writable);
}
var buildOutgoingHttpHeaders = (headers) => {
const res = {};
if (!(headers instanceof Headers)) {
headers = new Headers(headers ?? void 0);
}
const cookies = [];
for (const [k, v] of headers) {
if (k === "set-cookie") {
cookies.push(v);
} else {
res[k] = v;
}
}
if (cookies.length > 0) {
res["set-cookie"] = cookies;
}
res["content-type"] ??= "text/plain; charset=UTF-8";
return res;
};
export {
buildOutgoingHttpHeaders,
readWithoutBlocking,
writeFromReadableStream,
writeFromReadableStreamDefaultReader
};
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