refactor: Port web-frame-init to TypeScript (#16934)

* refactor: Port web-frame-init to TypeScript

* refactor: Use ipcRendererInternal
This commit is contained in:
Felix Rieseberg 2019-02-17 16:24:18 -08:00 committed by Charles Kerr
parent 6b3ff4f1f7
commit 596acdcb91
5 changed files with 43 additions and 28 deletions

View file

@ -0,0 +1,38 @@
import { webFrame, WebFrame } from 'electron'
import { ipcRendererInternal } from '@electron/internal/renderer/ipc-renderer-internal'
import * as errorUtils from '@electron/internal/common/error-utils'
// All keys of WebFrame that extend Function
type WebFrameMethod = {
[K in keyof WebFrame]:
WebFrame[K] extends Function ? K : never
}
export const webFrameInit = () => {
// Call webFrame method
ipcRendererInternal.on('ELECTRON_INTERNAL_RENDERER_WEB_FRAME_METHOD', (
_event: Electron.Event, method: keyof WebFrameMethod, args: any[]
) => {
// The TypeScript compiler cannot handle the sheer number of
// call signatures here and simply gives up. Incorrect invocations
// will be caught by "keyof WebFrameMethod" though.
(webFrame[method] as any)(...args)
})
ipcRendererInternal.on('ELECTRON_INTERNAL_RENDERER_ASYNC_WEB_FRAME_METHOD', (
event: Electron.Event, requestId: number, method: keyof WebFrameMethod, args: any[]
) => {
new Promise(resolve =>
// The TypeScript compiler cannot handle the sheer number of
// call signatures here and simply gives up. Incorrect invocations
// will be caught by "keyof WebFrameMethod" though.
(webFrame[method] as any)(...args, resolve)
).then(result => {
return [null, result]
}, error => {
return [errorUtils.serialize(error)]
}).then(responseArgs => {
event.sender.send(`ELECTRON_INTERNAL_BROWSER_ASYNC_WEB_FRAME_RESPONSE_${requestId}`, ...responseArgs)
})
})
}