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Code Issues Packages 1 Wiki Activity

perf(serve): hoist promise error callback (#19456)

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Marvin Hagemeister 2023-06-10 12:17:56 +02:00 committed by Bartek Iwańczuk
parent a0a7a65cc3
commit 855772b663
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GPG key ID: 0C6BCDDC3B3AD750
1 changed files with 11 additions and 16 deletions
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27
ext/http/00_serve.js
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@ -680,6 +680,15 @@ function serveHttpOn(context, callback) {
let currentPromise = null;
const promiseIdSymbol = SymbolFor("Deno.core.internalPromiseId");
const promiseErrorHandler = (error) => {
// Abnormal exit
console.error(
"Terminating Deno.serve loop due to unexpected error",
error,
);
context.close();
};
// Run the server
const finished = (async () => {
const rid = context.serverRid;
@ -689,14 +698,7 @@ function serveHttpOn(context, callback) {
// Attempt to pull as many requests out of the queue as possible before awaiting. This API is
// a synchronous, non-blocking API that returns u32::MAX if anything goes wrong.
while ((req = op_http_try_wait(rid)) !== 0xffffffff) {
PromisePrototypeCatch(callback(req), (error) => {
// Abnormal exit
console.error(
"Terminating Deno.serve loop due to unexpected error",
error,
);
context.close();
});
PromisePrototypeCatch(callback(req), promiseErrorHandler);
}
currentPromise = op_http_wait(rid);
if (!ref) {
@ -713,14 +715,7 @@ function serveHttpOn(context, callback) {
if (req === 0xffffffff) {
break;
}
PromisePrototypeCatch(callback(req), (error) => {
// Abnormal exit
console.error(
"Terminating Deno.serve loop due to unexpected error",
error,
);
context.close();
});
PromisePrototypeCatch(callback(req), promiseErrorHandler);
}
for (const streamRid of new SafeSetIterator(context.responseBodies)) {