filter.ts

import {Injectable, Pipe} from 'angular2/core';
@Injectable()
@Pipe({ name: 'filter' })
export class FilterArrayPipe {
  transform(value, args) {
    if (!args[0]) {
      return value;
    } else if (value) {
      return value.filter(item => {
        for (let key in item) {
          if ((typeof item[key] === 'string' || item[key] instanceof String) &&
            (item[key].indexOf(args[0]) !== -1)) {
            return true;
          }
        }
      });
    }
  }
}