Current File : /home/vacivi36/.trash/vacivitta/node_modules/eslint/lib/rules/utils/unicode/is-surrogate-pair.js
/**
* @author Toru Nagashima <https://github.com/mysticatea>
*/
"use strict";
/**
* Check whether given two characters are a surrogate pair.
* @param {number} lead The code of the lead character.
* @param {number} tail The code of the tail character.
* @returns {boolean} `true` if the character pair is a surrogate pair.
*/
module.exports = function isSurrogatePair(lead, tail) {
return lead >= 0xd800 && lead < 0xdc00 && tail >= 0xdc00 && tail < 0xe000;
};
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