main
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Last change
on this file was d24f17c, checked in by Aleksandar Panovski <apano77@…>, 15 months ago |
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Initial commit
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Property mode
set to
100644
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File size:
365 bytes
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| [d24f17c] | 1 | 'use strict';
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| 2 | var tryToString = require('../internals/try-to-string');
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| 3 |
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| 4 | var $TypeError = TypeError;
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| 5 |
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| 6 | // Perform ? RequireInternalSlot(M, [[SetData]])
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| 7 | module.exports = function (it) {
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| 8 | if (typeof it == 'object' && 'size' in it && 'has' in it && 'add' in it && 'delete' in it && 'keys' in it) return it;
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| 9 | throw new $TypeError(tryToString(it) + ' is not a set');
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| 10 | };
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