123456789101112131415161718192021222324252627282930313233343536373839 |
- "use strict"
- module.exports = () => {
-
- const astralRange = "\\ud800-\\udfff"
- const comboMarksRange = "\\u0300-\\u036f"
- const comboHalfMarksRange = "\\ufe20-\\ufe2f"
- const comboSymbolsRange = "\\u20d0-\\u20ff"
- const comboMarksExtendedRange = "\\u1ab0-\\u1aff"
- const comboMarksSupplementRange = "\\u1dc0-\\u1dff"
- const comboRange = comboMarksRange + comboHalfMarksRange + comboSymbolsRange + comboMarksExtendedRange + comboMarksSupplementRange
- const varRange = "\\ufe0e\\ufe0f"
- const familyRange = "\\uD83D\\uDC69\\uD83C\\uDFFB\\u200D\\uD83C\\uDF93"
-
- const astral = `[${astralRange}]`
- const combo = `[${comboRange}]`
- const fitz = "\\ud83c[\\udffb-\\udfff]"
- const modifier = `(?:${combo}|${fitz})`
- const nonAstral = `[^${astralRange}]`
- const regional = "(?:\\uD83C[\\uDDE6-\\uDDFF]){2}"
- const surrogatePair = "[\\ud800-\\udbff][\\udc00-\\udfff]"
- const zwj = "\\u200d"
- const blackFlag = "(?:\\ud83c\\udff4\\udb40\\udc67\\udb40\\udc62\\udb40(?:\\udc65|\\udc73|\\udc77)\\udb40(?:\\udc6e|\\udc63|\\udc6c)\\udb40(?:\\udc67|\\udc74|\\udc73)\\udb40\\udc7f)"
- const family = `[${familyRange}]`
-
- const optModifier = `${modifier}?`
- const optVar = `[${varRange}]?`
- const optJoin = `(?:${zwj}(?:${[nonAstral, regional, surrogatePair].join("|")})${optVar + optModifier})*`
- const seq = optVar + optModifier + optJoin
- const nonAstralCombo = `${nonAstral}${combo}?`
- const symbol = `(?:${[nonAstralCombo, combo, regional, surrogatePair, astral, family].join("|")})`
-
- return new RegExp(`${blackFlag}|${fitz}(?=${fitz})|${symbol + seq}`, "g")
- }
|