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codeql-action/node_modules/@sinonjs/samsam/lib/create-set.js
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"use strict"; | |
var typeOf = require("@sinonjs/commons").typeOf; | |
var forEach = require("@sinonjs/commons").prototypes.array.forEach; | |
/** | |
* This helper makes it convenient to create Set instances from a | |
* collection, an overcomes the shortcoming that IE11 doesn't support | |
* collection arguments | |
* | |
* @private | |
* @param {Array} array An array to create a set from | |
* @returns {Set} A set (unique) containing the members from array | |
* | |
* @see https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Set | |
*/ | |
function createSet(array) { | |
if (arguments.length > 0 && !Array.isArray(array)) { | |
throw new TypeError( | |
"createSet can be called with either no arguments or an Array" | |
); | |
} | |
var items = typeOf(array) === "array" ? array : []; | |
var set = new Set(); | |
forEach(items, function (item) { | |
set.add(item); | |
}); | |
return set; | |
} | |
module.exports = createSet; |