folderWatcherHandler function

gistfile1.txt

    folderWatcherHandler: function (newFolder, oldFolder) {
      if (oldFolder && this.watcher) {
        this.watcher.close()
      }
      if (newFolder) {
        // let backend know to statically serve files from this folder
        ipcRenderer.send('folder', newFolder)

        this.watcher = chokidar.watch(newFolder, {
          depth: 0,
          ignorePermissionErrors: true
        })
        if (this.watcher) {
          this.watcher.on('ready', () => { // initial scan done
            // watch for additions
            this.watcher.on('raw', (event, path, details) => {
              this.$root.$emit('rescan-current-folder')
            })
          })
          this.watcher.on('error', (error) => { // initial scan done
            console.error(error)
          })
        }
      }
    }