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48 lines
1.2 KiB
48 lines
1.2 KiB
1 month ago
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/**
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* @author Toru Nagashima
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* @copyright 2016 Toru Nagashima. All rights reserved.
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* See LICENSE file in root directory for full license.
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*/
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'use strict'
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// ------------------------------------------------------------------------------
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// Requirements
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// ------------------------------------------------------------------------------
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const stream = require('stream')
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// ------------------------------------------------------------------------------
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// Public Interface
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// ------------------------------------------------------------------------------
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/**
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* The stream to accumulate written data as a single string.
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*/
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module.exports = class BufferStream extends stream.Writable {
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/**
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* Initialize the current data as a empty string.
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*/
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constructor () {
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super()
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/**
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* Accumulated data.
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* @type {string}
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*/
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this.value = ''
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}
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/**
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* Accumulates written data.
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*
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* @param {string|Buffer} chunk - A written data.
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* @param {string} _encoding - The encoding of chunk.
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* @param {function} callback - The callback to notify done.
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* @returns {void}
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*/
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_write (chunk, _encoding, callback) {
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this.value += chunk.toString()
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callback()
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}
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}
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