.config/coc/extensions/node_modules/coc-prettier/node_modules/core-js/modules/esnext.set.is-subset-of.js

   1 'use strict';
   2 var IS_PURE = require('../internals/is-pure');
   3 var $ = require('../internals/export');
   4 var getBuiltIn = require('../internals/get-built-in');
   5 var call = require('../internals/function-call');
   6 var aCallable = require('../internals/a-callable');
   7 var isCallable = require('../internals/is-callable');
   8 var anObject = require('../internals/an-object');
   9 var getIterator = require('../internals/get-iterator');
  10 var iterate = require('../internals/iterate');
  11
  12 // `Set.prototype.isSubsetOf` method
  13 // https://tc39.github.io/proposal-set-methods/#Set.prototype.isSubsetOf
  14 $({ target: 'Set', proto: true, real: true, forced: IS_PURE }, {
  15   isSubsetOf: function isSubsetOf(iterable) {
  16     var iterator = getIterator(this);
  17     var otherSet = anObject(iterable);
  18     var hasCheck = otherSet.has;
  19     if (!isCallable(hasCheck)) {
  20       otherSet = new (getBuiltIn('Set'))(iterable);
  21       hasCheck = aCallable(otherSet.has);
  22     }
  23     return !iterate(iterator, function (value, stop) {
  24       if (call(hasCheck, otherSet, value) === false) return stop();
  25     }, { IS_ITERATOR: true, INTERRUPTED: true }).stopped;
  26   }
  27 });