import { ALPHA as _ALPHA , ALPHA_NUM as _ALPHA_NUM , } from "@thi.ng/strings/groups" ; import { oneOf } from "../prims/one-of.js" ; import { range } from "../prims/range.js" ; /**
 * Matches single char in `a` - `z` range.
 */ export const LOWER_CASE = range ( "a" , "z" ) ; /**
 * Matches single char in `A` - `Z` range.
 */ export const UPPER_CASE = range ( "A" , "Z" ) ; /**
 * Matches single in  LOWER_CASE or  UPPER_CASE .
  export const ALPHA = oneOf ( _ALPHA ) ; /**
 * Matches single in  ALPHA or  DIGIT .
  export const ALPHA_NUM = oneOf ( _ALPHA_NUM ) ;