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21 lines
495 B
JavaScript
21 lines
495 B
JavaScript
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'use strict';
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var GetIntrinsic = require('get-intrinsic');
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var $TypeError = GetIntrinsic('%TypeError%');
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var Get = require('./Get');
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var ToLength = require('./ToLength');
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var Type = require('./Type');
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// https://262.ecma-international.org/11.0/#sec-lengthofarraylike
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module.exports = function LengthOfArrayLike(obj) {
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if (Type(obj) !== 'Object') {
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throw new $TypeError('Assertion failed: `obj` must be an Object');
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}
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return ToLength(Get(obj, 'length'));
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};
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// TODO: use this all over
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