21 lines
623 B
JavaScript
21 lines
623 B
JavaScript
'use strict';
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var Buffer = require('safe-buffer').Buffer;
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var toBuffer = require('to-buffer');
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var useUint8Array = typeof Uint8Array !== 'undefined';
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var useArrayBuffer = useUint8Array && typeof ArrayBuffer !== 'undefined';
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var isView = useArrayBuffer && ArrayBuffer.isView;
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module.exports = function (thing, encoding) {
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if (
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typeof thing === 'string'
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|| Buffer.isBuffer(thing)
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|| (useUint8Array && thing instanceof Uint8Array)
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|| (isView && isView(thing))
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) {
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return toBuffer(thing, encoding);
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}
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throw new TypeError('The "data" argument must be a string, a Buffer, a Uint8Array, or a DataView');
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};
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