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36 lines
750 B
36 lines
750 B
4 weeks ago
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'use strict';
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var getBuiltIn = require('../internals/get-built-in');
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var createSetLike = function (size) {
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return {
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size: size,
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has: function () {
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return false;
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},
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keys: function () {
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return {
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next: function () {
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return { done: true };
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}
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};
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}
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};
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};
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module.exports = function (name) {
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var Set = getBuiltIn('Set');
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try {
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new Set()[name](createSetLike(0));
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try {
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// late spec change, early WebKit ~ Safari 17.0 beta implementation does not pass it
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// https://github.com/tc39/proposal-set-methods/pull/88
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new Set()[name](createSetLike(-1));
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return false;
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} catch (error2) {
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return true;
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}
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} catch (error) {
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return false;
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}
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};
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