| Leo Repp | 58b9f11 | 2021-11-22 11:57:47 +0100 | [diff] [blame^] | 1 | /*! |
| 2 | * Determine if an object is a Buffer |
| 3 | * |
| 4 | * @author Feross Aboukhadijeh <https://feross.org> |
| 5 | * @license MIT |
| 6 | */ |
| 7 | |
| 8 | // The _isBuffer check is for Safari 5-7 support, because it's missing |
| 9 | // Object.prototype.constructor. Remove this eventually |
| 10 | module.exports = function (obj) { |
| 11 | return obj != null && (isBuffer(obj) || isSlowBuffer(obj) || !!obj._isBuffer) |
| 12 | } |
| 13 | |
| 14 | function isBuffer (obj) { |
| 15 | return !!obj.constructor && typeof obj.constructor.isBuffer === 'function' && obj.constructor.isBuffer(obj) |
| 16 | } |
| 17 | |
| 18 | // For Node v0.10 support. Remove this eventually. |
| 19 | function isSlowBuffer (obj) { |
| 20 | return typeof obj.readFloatLE === 'function' && typeof obj.slice === 'function' && isBuffer(obj.slice(0, 0)) |
| 21 | } |