root / HServer / 00.Server / 00.Program / node_modules / has-binary2 / index.js
이력 | 보기 | 이력해설 | 다운로드 (1.42 KB)
| 1 | 39 | HKM | /* global Blob File */
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| 2 | |||
| 3 | /*
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| 4 | * Module requirements.
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| 5 | */
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| 6 | |||
| 7 | var isArray = require('isarray'); |
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| 8 | |||
| 9 | var toString = Object.prototype.toString;
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| 10 | var withNativeBlob = typeof global.Blob === 'function' || toString.call(global.Blob) === '[object BlobConstructor]'; |
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| 11 | var withNativeFile = typeof global.File === 'function' || toString.call(global.File) === '[object FileConstructor]'; |
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| 12 | |||
| 13 | /**
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| 14 | * Module exports.
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| 15 | */
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| 16 | |||
| 17 | module.exports = hasBinary; |
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| 18 | |||
| 19 | /**
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| 20 | * Checks for binary data.
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| 21 | *
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| 22 | * Supports Buffer, ArrayBuffer, Blob and File.
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| 23 | *
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| 24 | * @param {Object} anything
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| 25 | * @api public
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| 26 | */
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| 27 | |||
| 28 | function hasBinary (obj) { |
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| 29 | if (!obj || typeof obj !== 'object') { |
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| 30 | return false; |
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| 31 | } |
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| 32 | |||
| 33 | if (isArray(obj)) {
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| 34 | for (var i = 0, l = obj.length; i < l; i++) { |
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| 35 | if (hasBinary(obj[i])) {
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| 36 | return true; |
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| 37 | } |
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| 38 | } |
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| 39 | return false; |
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| 40 | } |
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| 41 | |||
| 42 | if ((typeof global.Buffer === 'function' && global.Buffer.isBuffer && global.Buffer.isBuffer(obj)) || |
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| 43 | (typeof global.ArrayBuffer === 'function' && obj instanceof ArrayBuffer) || |
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| 44 | (withNativeBlob && obj instanceof Blob) ||
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| 45 | (withNativeFile && obj instanceof File)
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| 46 | ) {
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| 47 | return true; |
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| 48 | } |
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| 49 | |||
| 50 | // see: https://github.com/Automattic/has-binary/pull/4
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| 51 | if (obj.toJSON && typeof obj.toJSON === 'function' && arguments.length === 1) { |
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| 52 | return hasBinary(obj.toJSON(), true); |
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| 53 | } |
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| 54 | |||
| 55 | for (var key in obj) { |
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| 56 | if (Object.prototype.hasOwnProperty.call(obj, key) && hasBinary(obj[key])) {
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| 57 | return true; |
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| 58 | } |
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| 59 | } |
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| 60 | |||
| 61 | return false; |
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| 62 | } |