index.js

/**
* @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 funseqAsync = require( './../lib' );

function a( x, y, next ) {
	setTimeout( onTimeout, 0 );
	function onTimeout() {
		next( null, x*y );
	}
}

function b( z, next ) {
	setTimeout( onTimeout, 0 );
	function onTimeout() {
		next( null, z+5 );
	}
}

function c( r, next ) {
	setTimeout( onTimeout, 0 );
	function onTimeout() {
		next( null, r/10 );
	}
}

var f = funseqAsync( a, b, c );

function done( error, result ) {
	if ( error ) {
		throw error;
	}
	console.log( result );
	// => 2
}

f( 5, 3, done );