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2d441493a4
PR-URL: https://github.com/nodejs/io.js/pull/2286 Reviewed-By: Roman Reiss <me@silverwind.io>
10 lines
207 B
JavaScript
10 lines
207 B
JavaScript
'use strict';
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var toString = Object.prototype.toString
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, id = toString.call(new Error());
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module.exports = function (x) {
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return (x && ((x instanceof Error) || (toString.call(x)) === id)) || false;
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};
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