Single-quote string literal (character)
name: string.quoted.single.eemblang
match: '([^'\\]|\\(0x[0-9A-Fa-f]{2}|[0-2][0-7]{0,2}|3[0-6][0-7]?|37[0-7]?|[4-7][0-7]?|.))'
patterns: