in src/behaviors/emoji/support/is_emoji_unicode_supported.js [33:41]
function isSkinToneComboEmoji(emojiUnicode) {
return (
emojiUnicode.length > 2 &&
Array.from(emojiUnicode).some((char) => {
const cp = char.codePointAt(0);
return cp >= tone1 && cp <= tone5;
})
);
}