hunk.code_window: var RxOld = require('rx');
   var RxNew = require('../../../../index');
   module.exports = function (suite) {
  
hunk.labels: keep keep add keep
hunk.after_edit: var source = Array.apply(null, { length: 25 });
  
hunk.file_path: perf/micro/current-thread-scheduler/operators/mergeall.js
hunk.type: add
file: import {ImmediateScheduler} from './ImmediateScheduler';
  
  export const immediate = new ImmediateScheduler();