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28 lines
431 B
JavaScript
28 lines
431 B
JavaScript
6 years ago
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'use strict';
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module.exports = Buffer.compare || function (a, b) {
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if (!Buffer.isBuffer(a) || !Buffer.isBuffer(b)) {
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throw new TypeError('Arguments must be Buffers');
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}
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if (a === b) {
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return 0;
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}
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var x = a.length;
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var y = b.length;
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var len = Math.min(x, y);
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for (var i = 0; i < len; i++) {
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if (a[i] !== b[i]) {
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break;
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}
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}
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if (i !== len) {
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x = a[i];
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y = b[i];
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}
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return x < y ? -1 : y < x ? 1 : 0;
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};
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