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perf(http): cache webidl.converters lookups in ext/fetch/23_response.js (#26256)

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David Sherret 2024-10-14 23:25:18 -04:00 committed by GitHub
parent 9f0a447f7c
commit 4c9eee3ebe
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1 changed files with 58 additions and 47 deletions
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47
ext/fetch/23_response.js
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@ -61,6 +61,15 @@ const _mimeType = Symbol("mime type");
const _body = Symbol("body");
const _brand = webidl.brand;
// it's slightly faster to cache these
const webidlConvertersBodyInitDomString =
webidl.converters["BodyInit_DOMString?"];
const webidlConvertersUSVString = webidl.converters["USVString"];
const webidlConvertersUnsignedShort = webidl.converters["unsigned short"];
const webidlConvertersAny = webidl.converters["any"];
const webidlConvertersByteString = webidl.converters["ByteString"];
const webidlConvertersHeadersInit = webidl.converters["HeadersInit"];
/**
* @typedef InnerResponse
* @property {"basic" | "cors" | "default" | "error" | "opaque" | "opaqueredirect"} type
@ -259,8 +268,8 @@ class Response {
*/
static redirect(url, status = 302) {
const prefix = "Failed to execute 'Response.redirect'";
url = webidl.converters["USVString"](url, prefix, "Argument 1");
status = webidl.converters["unsigned short"](status, prefix, "Argument 2");
url = webidlConvertersUSVString(url, prefix, "Argument 1");
status = webidlConvertersUnsignedShort(status, prefix, "Argument 2");
const baseURL = getLocationHref();
const parsedURL = new URL(url, baseURL);
@ -286,8 +295,8 @@ class Response {
*/
static json(data = undefined, init = { __proto__: null }) {
const prefix = "Failed to execute 'Response.json'";
data = webidl.converters.any(data);
init = webidl.converters["ResponseInit_fast"](init, prefix, "Argument 2");
data = webidlConvertersAny(data);
init = webidlConvertersResponseInitFast(init, prefix, "Argument 2");
const str = serializeJSValueToJSONString(data);
const res = extractBody(str);
@ -313,8 +322,8 @@ class Response {
}
const prefix = "Failed to construct 'Response'";
body = webidl.converters["BodyInit_DOMString?"](body, prefix, "Argument 1");
init = webidl.converters["ResponseInit_fast"](init, prefix, "Argument 2");
body = webidlConvertersBodyInitDomString(body, prefix, "Argument 1");
init = webidlConvertersResponseInitFast(init, prefix, "Argument 2");
this[_response] = newInnerResponse();
this[_headers] = headersFromHeaderList(
@ -443,27 +452,29 @@ webidl.converters["Response"] = webidl.createInterfaceConverter(
"Response",
ResponsePrototype,
);
webidl.converters["ResponseInit"] = webidl.createDictionaryConverter(
const webidlConvertersResponseInit = webidl.converters["ResponseInit"] = webidl
.createDictionaryConverter(
"ResponseInit",
[{
key: "status",
defaultValue: 200,
converter: webidl.converters["unsigned short"],
converter: webidlConvertersUnsignedShort,
}, {
key: "statusText",
defaultValue: "",
converter: webidl.converters["ByteString"],
converter: webidlConvertersByteString,
}, {
key: "headers",
converter: webidl.converters["HeadersInit"],
converter: webidlConvertersHeadersInit,
}],
);
webidl.converters["ResponseInit_fast"] = function (
);
const webidlConvertersResponseInitFast = webidl
.converters["ResponseInit_fast"] = function (
init,
prefix,
context,
opts,
) {
) {
if (init === undefined || init === null) {
return { status: 200, statusText: "", headers: undefined };
}
@ -471,19 +482,19 @@ webidl.converters["ResponseInit_fast"] = function (
if (typeof init === "object" && !core.isProxy(init)) {
// Not a proxy fast path
const status = init.status !== undefined
? webidl.converters["unsigned short"](init.status)
? webidlConvertersUnsignedShort(init.status)
: 200;
const statusText = init.statusText !== undefined
? webidl.converters["ByteString"](init.statusText)
? webidlConvertersByteString(init.statusText)
: "";
const headers = init.headers !== undefined
? webidl.converters["HeadersInit"](init.headers)
? webidlConvertersHeadersInit(init.headers)
: undefined;
return { status, statusText, headers };
}
// Slow default path
return webidl.converters["ResponseInit"](init, prefix, context, opts);
};
return webidlConvertersResponseInit(init, prefix, context, opts);
};
/**
* @param {Response} response