Name: js-handler/node_modules/nodeunit/node_modules/tap/node_modules/buffer-equal/index.js 
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var Buffer = require('buffer').Buffer; // for use with browserify
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module.exports = function (a, b) {
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    if (!Buffer.isBuffer(a)) return undefined;
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    if (!Buffer.isBuffer(b)) return undefined;
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    if (a.length !== b.length) return false;
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    for (var i = 0; i < a.length; i++) {
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        if (a[i] !== b[i]) return false;
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    }
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    return true;
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};