Update code formatting

events/EventBus.ts

@@ -1,6 +1,7 @@
-import { IpcMain, IpcRenderer, ipcMain, ipcRenderer } from 'electron'
+import { IpcMain, ipcMain, ipcRenderer } from 'electron'
 
 import { Event } from './Events'
+import { IpcRendererEventBus } from './IpcRendererEventBus'
 
 export interface EventBusInterface {
   subscribe<MessageType>(event: Event<MessageType>, callback: (msg: MessageType) => void): void
@@ -9,7 +10,7 @@ export interface EventBusInterface {
   unsubscribe<MessageType>(event: Event<MessageType>, callback: any): void
 }
 
-interface CallbackStore {
+export interface CallbackStore {
   wrappedCallback: any
   callback: any
 }
@@ -45,45 +46,5 @@ class IpcMainEventBus implements EventBusInterface {
   }
 }
 
-class IpcRendererEventBus implements EventBusInterface {
-  private ipc: IpcRenderer
-  private callbacks: Array<CallbackStore> = []
-
-  constructor(ipc: IpcRenderer) {
-    this.ipc = ipc
-  }
-
-  public subscribe<MessageType>(event: Event<MessageType>, callback: (msg: MessageType) => void) {
-    const wrappedCallback = (_event: any, arg: any) => {
-      callback(arg)
-    }
-
-    this.ipc.on(event.topic, wrappedCallback)
-
-    this.callbacks.push({
-      callback,
-      wrappedCallback,
-    })
-  }
-
-  public unsubscribeAll<MessageType>(event: Event<MessageType>) {
-    this.ipc.removeAllListeners(event.topic)
-  }
-
-  public unsubscribe<MessageType>(event: Event<MessageType>, callback: any) {
-    const item = this.callbacks.find(store => store.callback === callback)
-    if (!item) {
-      return
-    }
-
-    this.ipc.removeListener(event.topic, item.wrappedCallback)
-    this.callbacks = this.callbacks.filter(a => a !== item)
-  }
-
-  public emit<MessageType>(event: Event<MessageType>, msg: MessageType) {
-    this.ipc.send(event.topic, msg)
-  }
-}
-
 export const rendererEvents = new IpcRendererEventBus(ipcRenderer)
 export const backendEvents = new IpcMainEventBus(ipcMain)