Last change
on this file since 59329aa was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
initial commit
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File size:
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[6a3a178] | 1 | /*!
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| 2 | * destroy
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| 3 | * Copyright(c) 2014 Jonathan Ong
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| 4 | * MIT Licensed
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| 5 | */
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| 6 |
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| 7 | 'use strict'
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| 8 |
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| 9 | /**
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| 10 | * Module dependencies.
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| 11 | * @private
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| 12 | */
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| 13 |
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| 14 | var ReadStream = require('fs').ReadStream
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| 15 | var Stream = require('stream')
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| 16 |
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| 17 | /**
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| 18 | * Module exports.
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| 19 | * @public
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| 20 | */
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| 21 |
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| 22 | module.exports = destroy
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| 23 |
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| 24 | /**
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| 25 | * Destroy a stream.
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| 26 | *
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| 27 | * @param {object} stream
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| 28 | * @public
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| 29 | */
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| 30 |
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| 31 | function destroy(stream) {
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| 32 | if (stream instanceof ReadStream) {
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| 33 | return destroyReadStream(stream)
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| 34 | }
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| 35 |
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| 36 | if (!(stream instanceof Stream)) {
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| 37 | return stream
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| 38 | }
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| 39 |
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| 40 | if (typeof stream.destroy === 'function') {
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| 41 | stream.destroy()
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| 42 | }
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| 43 |
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| 44 | return stream
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| 45 | }
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| 46 |
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| 47 | /**
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| 48 | * Destroy a ReadStream.
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| 49 | *
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| 50 | * @param {object} stream
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| 51 | * @private
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| 52 | */
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| 53 |
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| 54 | function destroyReadStream(stream) {
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| 55 | stream.destroy()
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| 56 |
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| 57 | if (typeof stream.close === 'function') {
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| 58 | // node.js core bug work-around
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| 59 | stream.on('open', onOpenClose)
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| 60 | }
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| 61 |
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| 62 | return stream
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| 63 | }
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| 64 |
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| 65 | /**
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| 66 | * On open handler to close stream.
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| 67 | * @private
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| 68 | */
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| 69 |
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| 70 | function onOpenClose() {
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| 71 | if (typeof this.fd === 'number') {
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| 72 | // actually close down the fd
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| 73 | this.close()
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| 74 | }
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| 75 | }
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