
Research
Malicious npm Packages Impersonate Flashbots SDKs, Targeting Ethereum Wallet Credentials
Four npm packages disguised as cryptographic tools steal developer credentials and send them to attacker-controlled Telegram infrastructure.
electron-class-rpc
Advanced tools
In renderer process, constructing an instance of a class which is in main process.
In renderer process, constructing an instance of a class which is in main process.
$ npm install electron-class-rpc
// main process
// require('electron-function-ipc/main.js') // Enable function callback
const classRpcMain = require('electron-class-rpc/main.js')
class ApiClass {
constructor (a, b) {
this.a = a
this.b = b
}
static getTypeSync () {
return process.type
}
static getType () {
return 'async ' + process.type // equals return Promise.resolve('async ' + process.type)
}
getPropSync () {
return this.a
}
getProp () {
return this.b // equals return Promise.resolve(this.b)
}
static _notExport () {
console.log('The member whose name starts with "_" is recognized as a private member and it won\'t be exported.')
}
}
class ApiClassEx extends ApiClass {
constructor (a, b, c) {
super(a, b)
this.c = c
}
static testSync () {
console.log('test')
}
testSync () {
return this.c
}
}
classRpcMain.exportClass('ApiClass', ApiClass)
classRpcMain.exportClass('ApiClassEx', ApiClassEx)
// renderer process
// require('electron-function-ipc/renderer.js') // Enable function callback
const classRpcRenderer = require('electron-class-rpc/renderer.js')
async function main () {
console.log(classRpcRenderer.listClass()) // ['ApiClass', 'ApiClassEx']
const ApiClass = classRpcRenderer.importClass('ApiClass')
const syncType = ApiClass.getTypeSync()
console.log(syncType) // 'browser'
const asyncType = await ApiClass.getType()
console.log(asyncType) // 'async browser'
console.log(ApiClass._notExport) // undefined
const instance = new ApiClass('foo', 23)
console.log(instance.a, instance.b) // 'foo' 23
instance.a = 'bar'
instance.b = 22
const syncProp = instance.getPropSync()
console.log(syncProp) // 'bar'
const asyncProp = await instance.getProp()
console.log(asyncProp) // 22
instance.destroy() // Don't forget to destroy instance.
try {
instance.getPropSync() // throw error
} catch (err) {
console.log(err)
}
const ApiClassEx = classRpcRenderer.importClass('ApiClassEx')
ApiClassEx.testSync() // main process console log 'test'
const ex = new ApiClassEx('baz', 6, 9)
console.log(ex.a, ex.b, ex.c) // 'baz' 6 9
ex.a = 'www'
ex.c = 2
console.log(ex.getPropSync()) // www
console.log(ex.testSync()) // 2
ex.destroy() // Don't forget to destroy instance.
classRpcRenderer.removeClass('ApiClass')
console.log(classRpcRenderer.listClass()) // ['ApiClassEx']
try {
ApiClass.getTypeSync() // throw error
} catch (err) {
console.log(err)
}
try {
classRpcRenderer.importClass('ApiClass') // throw error
} catch (err) {
console.log(err)
}
}
main()
Write a global declaration file for exported API Class.
declare class CApiClass {
constructor (a: string, b: number): CApiClass
static getTypeSync (): string
static getType (): string
getPropSync (): string
getProp (): number
}
Export in main process.
import { exportClass } from 'electron-class-rpc/main'
class ApiClass { /* ... */ }
exportClass('ApiClass', ApiClass)
Import in renderer process.
import { importClass } from 'electron-class-rpc/renderer'
const ApiClass = importClass<typeof CApiClass>('ApiClass')
export function exportClass<T = any> (className: string, classConstructor: { new (...arg: any[]): T }): void;
export function importClass<T extends NewableFunction = any> (className: string): (T & { new (...arg: any[]): { destroy (): void } });
export function listClass (): string[];
export function removeClass (className: string): boolean;
Promise
in renderer process.require('electron').remote.require()
in renderer process? The answer is that using this package can work with webpack well.FAQs
In renderer process, constructing an instance of a class which is in main process.
The npm package electron-class-rpc receives a total of 1 weekly downloads. As such, electron-class-rpc popularity was classified as not popular.
We found that electron-class-rpc demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
Did you know?
Socket for GitHub automatically highlights issues in each pull request and monitors the health of all your open source dependencies. Discover the contents of your packages and block harmful activity before you install or update your dependencies.
Research
Four npm packages disguised as cryptographic tools steal developer credentials and send them to attacker-controlled Telegram infrastructure.
Security News
Ruby maintainers from Bundler and rbenv teams are building rv to bring Python uv's speed and unified tooling approach to Ruby development.
Security News
Following last week’s supply chain attack, Nx published findings on the GitHub Actions exploit and moved npm publishing to Trusted Publishers.