constructorZone.run(() => {
   func = function(arg: any, callback: (error: any, result: any) => any) {
     expect(Zone.current.name).toEqual(constructorZone.name);
     callback(null, arg);
   };
   boundFunc = Rx.Observable.bindNodeCallback(func);
   observable = boundFunc('test');
 });
Example #2
0
import { readdir, lstat, Stats } from 'fs'
import * as path from 'path'
import { Observable } from 'rxjs/Rx'

const readdir$ = Observable.bindNodeCallback(readdir)
const stat$ = Observable.bindNodeCallback(lstat)

export interface FsObject {
  name: string
  path: string
  stats: Stats
}

export function walk(currentDir: string, dirBlacklist?: string[]): Observable<FsObject> {
  const dirBlacklistSet = new Set<string>()
  if (dirBlacklist) {
    dirBlacklist.forEach(name => dirBlacklistSet.add(name))
  }
  return walkHelper(currentDir, dirBlacklistSet)
}

function walkHelper(currentDir: string, dirBlacklist: Set<string>) {
  return readdir$(currentDir)
    .concatMap(names => Observable.from(names))
    .concatMap(name => {
      const filePath = path.join(currentDir, name)
      return stat$(filePath)
        .map(stats => ({ name, path: filePath, stats }))
    })
    .concatMap(obj =>
      obj.stats.isDirectory()