eslint/lib/rules/utils/unicode/is-regional-indicator-symbol.js

   1 /**
   2  * @author Toru Nagashima <https://github.com/mysticatea>
   3  */
   4 "use strict";
   5
   6 /**
   7  * Check whether a given character is a regional indicator symbol.
   8  * @param {number} code The character code to check.
   9  * @returns {boolean} `true` if the character is a regional indicator symbol.
  10  */
  11 module.exports = function isRegionalIndicatorSymbol(code) {
  12     return code >= 0x1F1E6 && code <= 0x1F1FF;
  13 };