Merge remote-tracking branch 'origin/master'

Administrator

2023-08-09 67d965cb476bde49109a3773532c33dd9de60518

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'use strict';
 
module.exports = function isLeadingSurrogate(charCode) {
    return typeof charCode === 'number' && charCode >= 0xD800 && charCode <= 0xDBFF;
};