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on this file since 1ad8e64 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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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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