install npm

This commit is contained in:
2019-01-29 19:33:51 +01:00
parent b9a54b97a7
commit 5eedee288e
8785 changed files with 817030 additions and 0 deletions
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'use strict';
module.exports = function (x) {
if (!x) return false;
if (typeof x === 'symbol') return true;
if (!x.constructor) return false;
if (x.constructor.name !== 'Symbol') return false;
return (x[x.constructor.toStringTag] === 'Symbol');
};