text: /**
  * @license Apache-2.0
  *
  * Copyright (c) 2018 The Stdlib Authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *    http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
  
  'use strict';
  
  var repeatString = require( '@stdlib/string/repeat' );
  var doWhileAsync = require( './../lib' );
  
  function fcn( i, next ) {
  	setTimeout( onTimeout, 0 );
  	function onTimeout() {
  		next( null, repeatString( 'beep', i+1 ) );
  	}
  }
  
  function predicate( i, clbk ) {
  	setTimeout( onTimeout, 0 );
  	function onTimeout() {
  		clbk( null, i < 5 );
  	}
  }
  
  function done( error, result ) {
  	if ( error ) {
  		throw error;
  	}
  	console.log( result );
  }
  
  doWhileAsync( fcn, predicate, done );
  