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Code Issues Packages 1 Wiki Activity

perf: move setting up Deno namespace to snapshot time (#18067)

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No need to do it on startup every time.
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Bartek Iwańczuk 2023-03-08 00:20:54 -04:00 • committed by GitHub
parent b32a6f8ad2
commit 9eb987e46c
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1 changed files with 14 additions and 18 deletions
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32
runtime/js/99_main.js
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@ -385,6 +385,20 @@ function promiseRejectMacrotaskCallback() {
let hasBootstrapped = false; let hasBootstrapped = false;
// Set up global properties shared by main and worker runtime. // Set up global properties shared by main and worker runtime.
ObjectDefineProperties(globalThis, windowOrWorkerGlobalScope); ObjectDefineProperties(globalThis, windowOrWorkerGlobalScope);
// FIXME(bartlomieju): temporarily add whole `Deno.core` to
// `Deno[Deno.internal]` namespace. It should be removed and only necessary
// methods should be left there.
ObjectAssign(internals, {
core,
});
const internalSymbol = Symbol("Deno.internal");
const finalDenoNs = {
internal: internalSymbol,
[internalSymbol]: internals,
resources: core.resources,
close: core.close,
...denoNs,
};
function bootstrapMainRuntime(runtimeOptions) { function bootstrapMainRuntime(runtimeOptions) {
if (hasBootstrapped) { if (hasBootstrapped) {
@ -452,8 +466,6 @@ function bootstrapMainRuntime(runtimeOptions) {
setUserAgent(runtimeOptions.userAgent); setUserAgent(runtimeOptions.userAgent);
setLanguage(runtimeOptions.locale); setLanguage(runtimeOptions.locale);
const internalSymbol = Symbol("Deno.internal");
// These have to initialized here and not in `90_deno_ns.js` because // These have to initialized here and not in `90_deno_ns.js` because
// the op function that needs to be passed will be invalidated by creating // the op function that needs to be passed will be invalidated by creating
// a snapshot // a snapshot
@ -475,13 +487,6 @@ function bootstrapMainRuntime(runtimeOptions) {
core, core,
}); });
const finalDenoNs = {
internal: internalSymbol,
[internalSymbol]: internals,
resources: core.resources,
close: core.close,
...denoNs,
};
ObjectDefineProperties(finalDenoNs, { ObjectDefineProperties(finalDenoNs, {
pid: util.readOnly(runtimeOptions.pid), pid: util.readOnly(runtimeOptions.pid),
ppid: util.readOnly(runtimeOptions.ppid), ppid: util.readOnly(runtimeOptions.ppid),
@ -579,8 +584,6 @@ function bootstrapWorkerRuntime(
globalThis.pollForMessages = pollForMessages; globalThis.pollForMessages = pollForMessages;
const internalSymbol = Symbol("Deno.internal");
// These have to initialized here and not in `90_deno_ns.js` because // These have to initialized here and not in `90_deno_ns.js` because
// the op function that needs to be passed will be invalidated by creating // the op function that needs to be passed will be invalidated by creating
// a snapshot // a snapshot
@ -602,13 +605,6 @@ function bootstrapWorkerRuntime(
core, core,
}); });
const finalDenoNs = {
internal: internalSymbol,
[internalSymbol]: internals,
resources: core.resources,
close: core.close,
...denoNs,
};
if (runtimeOptions.unstableFlag) { if (runtimeOptions.unstableFlag) {
ObjectAssign(finalDenoNs, denoNsUnstable); ObjectAssign(finalDenoNs, denoNsUnstable);
// These have to initialized here and not in `90_deno_ns.js` because // These have to initialized here and not in `90_deno_ns.js` because