filestack-js
Version:
Official JavaScript library for Filestack
35 lines (33 loc) • 3.58 kB
JavaScript
/*
* Copyright (c) 2018 by Filestack
* Some rights reserved.
*
* 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.
*/
import * as stream from 'stream';
import { isObject } from './utils';
/**
* Determine if a value is a Buffer
*
* @param {Object} val The value to test
* @returns {boolean} True if value is a Buffer, otherwise false
*/
export var isBuffer = function (val) { return Buffer.isBuffer(val); };
/**
* Determine if a value is a Stream
*
* @param {Object} val The value to test
* @returns {boolean} True if value is a Stream, otherwise false
*/
export var isStream = function (val) { return isObject(val) && val instanceof stream.Stream && val instanceof stream.Readable; };
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