mirrors/electron
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages 1 Wiki Activity Actions 1

perf: lazily load some modules in sandbox mode (#23856)

Browse source
This commit is contained in:
Samuel Attard 2020-06-02 02:32:32 -07:00 • committed by GitHub
parent 95037a7d2a
commit c6f4573a13
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 12 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

16
lib/sandboxed_renderer/init.ts
View file

@ -43,13 +43,16 @@ process.isRemoteModuleEnabled = isRemoteModuleEnabled;
// The electron module depends on process.electronBinding
const electron = require('electron');
const loadedModules = new Map([
const loadedModules = new Map<string, any>([
['electron', electron],
['electron/common', electron],
['electron/renderer', electron],
['events', events],
['timers', require('timers')],
['url', require('url')]
['events', events]
]);
const loadableModules = new Map<string, Function>([
['timers', () => require('timers')],
['url', () => require('url')]
]);
// ElectronApiServiceImpl will look for the "ipcNative" hidden object when
@ -109,6 +112,11 @@ function preloadRequire (module: string) {
if (loadedModules.has(module)) {
return loadedModules.get(module);
}
if (loadableModules.has(module)) {
const loadedModule = loadableModules.get(module)!();
loadedModules.set(module, loadedModule);
return loadedModule;
}
throw new Error(`module not found: ${module}`);
}