.config/coc/extensions/node_modules/coc-prettier/node_modules/core-js/modules/esnext.string.code-points.js

   1 'use strict';
   2 var $ = require('../internals/export');
   3 var createIteratorConstructor = require('../internals/create-iterator-constructor');
   4 var requireObjectCoercible = require('../internals/require-object-coercible');
   5 var InternalStateModule = require('../internals/internal-state');
   6 var StringMultibyteModule = require('../internals/string-multibyte');
   7
   8 var codeAt = StringMultibyteModule.codeAt;
   9 var charAt = StringMultibyteModule.charAt;
  10 var STRING_ITERATOR = 'String Iterator';
  11 var setInternalState = InternalStateModule.set;
  12 var getInternalState = InternalStateModule.getterFor(STRING_ITERATOR);
  13
  14 // TODO: unify with String#@@iterator
  15 var $StringIterator = createIteratorConstructor(function StringIterator(string) {
  16   setInternalState(this, {
  17     type: STRING_ITERATOR,
  18     string: string,
  19     index: 0
  20   });
  21 }, 'String', function next() {
  22   var state = getInternalState(this);
  23   var string = state.string;
  24   var index = state.index;
  25   var point;
  26   if (index >= string.length) return { value: undefined, done: true };
  27   point = charAt(string, index);
  28   state.index += point.length;
  29   return { value: { codePoint: codeAt(point, 0), position: index }, done: false };
  30 });
  31
  32 // `String.prototype.codePoints` method
  33 // https://github.com/tc39/proposal-string-prototype-codepoints
  34 $({ target: 'String', proto: true }, {
  35   codePoints: function codePoints() {
  36     return new $StringIterator(String(requireObjectCoercible(this)));
  37   }
  38 });