export var charCodes; (function (charCodes) {
  const backSpace = 8; charCodes[charCodes["backSpace"] = backSpace] = "backSpace";
  const lineFeed = 10; charCodes[charCodes["lineFeed"] = lineFeed] = "lineFeed"; //  '\n'
  const tab = 9; charCodes[charCodes["tab"] = tab] = "tab"; //  '\t'
  const carriageReturn = 13; charCodes[charCodes["carriageReturn"] = carriageReturn] = "carriageReturn"; //  '\r'
  const shiftOut = 14; charCodes[charCodes["shiftOut"] = shiftOut] = "shiftOut";
  const space = 32; charCodes[charCodes["space"] = space] = "space";
  const exclamationMark = 33; charCodes[charCodes["exclamationMark"] = exclamationMark] = "exclamationMark"; //  '!'
  const quotationMark = 34; charCodes[charCodes["quotationMark"] = quotationMark] = "quotationMark"; //  '"'
  const numberSign = 35; charCodes[charCodes["numberSign"] = numberSign] = "numberSign"; //  '#'
  const dollarSign = 36; charCodes[charCodes["dollarSign"] = dollarSign] = "dollarSign"; //  '$'
  const percentSign = 37; charCodes[charCodes["percentSign"] = percentSign] = "percentSign"; //  '%'
  const ampersand = 38; charCodes[charCodes["ampersand"] = ampersand] = "ampersand"; //  '&'
  const apostrophe = 39; charCodes[charCodes["apostrophe"] = apostrophe] = "apostrophe"; //  '''
  const leftParenthesis = 40; charCodes[charCodes["leftParenthesis"] = leftParenthesis] = "leftParenthesis"; //  '('
  const rightParenthesis = 41; charCodes[charCodes["rightParenthesis"] = rightParenthesis] = "rightParenthesis"; //  ')'
  const asterisk = 42; charCodes[charCodes["asterisk"] = asterisk] = "asterisk"; //  '*'
  const plusSign = 43; charCodes[charCodes["plusSign"] = plusSign] = "plusSign"; //  '+'
  const comma = 44; charCodes[charCodes["comma"] = comma] = "comma"; //  ','
  const dash = 45; charCodes[charCodes["dash"] = dash] = "dash"; //  '-'
  const dot = 46; charCodes[charCodes["dot"] = dot] = "dot"; //  '.'
  const slash = 47; charCodes[charCodes["slash"] = slash] = "slash"; //  '/'
  const digit0 = 48; charCodes[charCodes["digit0"] = digit0] = "digit0"; //  '0'
  const digit1 = 49; charCodes[charCodes["digit1"] = digit1] = "digit1"; //  '1'
  const digit2 = 50; charCodes[charCodes["digit2"] = digit2] = "digit2"; //  '2'
  const digit3 = 51; charCodes[charCodes["digit3"] = digit3] = "digit3"; //  '3'
  const digit4 = 52; charCodes[charCodes["digit4"] = digit4] = "digit4"; //  '4'
  const digit5 = 53; charCodes[charCodes["digit5"] = digit5] = "digit5"; //  '5'
  const digit6 = 54; charCodes[charCodes["digit6"] = digit6] = "digit6"; //  '6'
  const digit7 = 55; charCodes[charCodes["digit7"] = digit7] = "digit7"; //  '7'
  const digit8 = 56; charCodes[charCodes["digit8"] = digit8] = "digit8"; //  '8'
  const digit9 = 57; charCodes[charCodes["digit9"] = digit9] = "digit9"; //  '9'
  const colon = 58; charCodes[charCodes["colon"] = colon] = "colon"; //  ':'
  const semicolon = 59; charCodes[charCodes["semicolon"] = semicolon] = "semicolon"; //  ';'
  const lessThan = 60; charCodes[charCodes["lessThan"] = lessThan] = "lessThan"; //  '<'
  const equalsTo = 61; charCodes[charCodes["equalsTo"] = equalsTo] = "equalsTo"; //  '='
  const greaterThan = 62; charCodes[charCodes["greaterThan"] = greaterThan] = "greaterThan"; //  '>'
  const questionMark = 63; charCodes[charCodes["questionMark"] = questionMark] = "questionMark"; //  '?'
  const atSign = 64; charCodes[charCodes["atSign"] = atSign] = "atSign"; //  '@'
  const uppercaseA = 65; charCodes[charCodes["uppercaseA"] = uppercaseA] = "uppercaseA"; //  'A'
  const uppercaseB = 66; charCodes[charCodes["uppercaseB"] = uppercaseB] = "uppercaseB"; //  'B'
  const uppercaseC = 67; charCodes[charCodes["uppercaseC"] = uppercaseC] = "uppercaseC"; //  'C'
  const uppercaseD = 68; charCodes[charCodes["uppercaseD"] = uppercaseD] = "uppercaseD"; //  'D'
  const uppercaseE = 69; charCodes[charCodes["uppercaseE"] = uppercaseE] = "uppercaseE"; //  'E'
  const uppercaseF = 70; charCodes[charCodes["uppercaseF"] = uppercaseF] = "uppercaseF"; //  'F'
  const uppercaseG = 71; charCodes[charCodes["uppercaseG"] = uppercaseG] = "uppercaseG"; //  'G'
  const uppercaseH = 72; charCodes[charCodes["uppercaseH"] = uppercaseH] = "uppercaseH"; //  'H'
  const uppercaseI = 73; charCodes[charCodes["uppercaseI"] = uppercaseI] = "uppercaseI"; //  'I'
  const uppercaseJ = 74; charCodes[charCodes["uppercaseJ"] = uppercaseJ] = "uppercaseJ"; //  'J'
  const uppercaseK = 75; charCodes[charCodes["uppercaseK"] = uppercaseK] = "uppercaseK"; //  'K'
  const uppercaseL = 76; charCodes[charCodes["uppercaseL"] = uppercaseL] = "uppercaseL"; //  'L'
  const uppercaseM = 77; charCodes[charCodes["uppercaseM"] = uppercaseM] = "uppercaseM"; //  'M'
  const uppercaseN = 78; charCodes[charCodes["uppercaseN"] = uppercaseN] = "uppercaseN"; //  'N'
  const uppercaseO = 79; charCodes[charCodes["uppercaseO"] = uppercaseO] = "uppercaseO"; //  'O'
  const uppercaseP = 80; charCodes[charCodes["uppercaseP"] = uppercaseP] = "uppercaseP"; //  'P'
  const uppercaseQ = 81; charCodes[charCodes["uppercaseQ"] = uppercaseQ] = "uppercaseQ"; //  'Q'
  const uppercaseR = 82; charCodes[charCodes["uppercaseR"] = uppercaseR] = "uppercaseR"; //  'R'
  const uppercaseS = 83; charCodes[charCodes["uppercaseS"] = uppercaseS] = "uppercaseS"; //  'S'
  const uppercaseT = 84; charCodes[charCodes["uppercaseT"] = uppercaseT] = "uppercaseT"; //  'T'
  const uppercaseU = 85; charCodes[charCodes["uppercaseU"] = uppercaseU] = "uppercaseU"; //  'U'
  const uppercaseV = 86; charCodes[charCodes["uppercaseV"] = uppercaseV] = "uppercaseV"; //  'V'
  const uppercaseW = 87; charCodes[charCodes["uppercaseW"] = uppercaseW] = "uppercaseW"; //  'W'
  const uppercaseX = 88; charCodes[charCodes["uppercaseX"] = uppercaseX] = "uppercaseX"; //  'X'
  const uppercaseY = 89; charCodes[charCodes["uppercaseY"] = uppercaseY] = "uppercaseY"; //  'Y'
  const uppercaseZ = 90; charCodes[charCodes["uppercaseZ"] = uppercaseZ] = "uppercaseZ"; //  'Z'
  const leftSquareBracket = 91; charCodes[charCodes["leftSquareBracket"] = leftSquareBracket] = "leftSquareBracket"; //  '['
  const backslash = 92; charCodes[charCodes["backslash"] = backslash] = "backslash"; //  '\    '
  const rightSquareBracket = 93; charCodes[charCodes["rightSquareBracket"] = rightSquareBracket] = "rightSquareBracket"; //  ']'
  const caret = 94; charCodes[charCodes["caret"] = caret] = "caret"; //  '^'
  const underscore = 95; charCodes[charCodes["underscore"] = underscore] = "underscore"; //  '_'
  const graveAccent = 96; charCodes[charCodes["graveAccent"] = graveAccent] = "graveAccent"; //  '`'
  const lowercaseA = 97; charCodes[charCodes["lowercaseA"] = lowercaseA] = "lowercaseA"; //  'a'
  const lowercaseB = 98; charCodes[charCodes["lowercaseB"] = lowercaseB] = "lowercaseB"; //  'b'
  const lowercaseC = 99; charCodes[charCodes["lowercaseC"] = lowercaseC] = "lowercaseC"; //  'c'
  const lowercaseD = 100; charCodes[charCodes["lowercaseD"] = lowercaseD] = "lowercaseD"; //  'd'
  const lowercaseE = 101; charCodes[charCodes["lowercaseE"] = lowercaseE] = "lowercaseE"; //  'e'
  const lowercaseF = 102; charCodes[charCodes["lowercaseF"] = lowercaseF] = "lowercaseF"; //  'f'
  const lowercaseG = 103; charCodes[charCodes["lowercaseG"] = lowercaseG] = "lowercaseG"; //  'g'
  const lowercaseH = 104; charCodes[charCodes["lowercaseH"] = lowercaseH] = "lowercaseH"; //  'h'
  const lowercaseI = 105; charCodes[charCodes["lowercaseI"] = lowercaseI] = "lowercaseI"; //  'i'
  const lowercaseJ = 106; charCodes[charCodes["lowercaseJ"] = lowercaseJ] = "lowercaseJ"; //  'j'
  const lowercaseK = 107; charCodes[charCodes["lowercaseK"] = lowercaseK] = "lowercaseK"; //  'k'
  const lowercaseL = 108; charCodes[charCodes["lowercaseL"] = lowercaseL] = "lowercaseL"; //  'l'
  const lowercaseM = 109; charCodes[charCodes["lowercaseM"] = lowercaseM] = "lowercaseM"; //  'm'
  const lowercaseN = 110; charCodes[charCodes["lowercaseN"] = lowercaseN] = "lowercaseN"; //  'n'
  const lowercaseO = 111; charCodes[charCodes["lowercaseO"] = lowercaseO] = "lowercaseO"; //  'o'
  const lowercaseP = 112; charCodes[charCodes["lowercaseP"] = lowercaseP] = "lowercaseP"; //  'p'
  const lowercaseQ = 113; charCodes[charCodes["lowercaseQ"] = lowercaseQ] = "lowercaseQ"; //  'q'
  const lowercaseR = 114; charCodes[charCodes["lowercaseR"] = lowercaseR] = "lowercaseR"; //  'r'
  const lowercaseS = 115; charCodes[charCodes["lowercaseS"] = lowercaseS] = "lowercaseS"; //  's'
  const lowercaseT = 116; charCodes[charCodes["lowercaseT"] = lowercaseT] = "lowercaseT"; //  't'
  const lowercaseU = 117; charCodes[charCodes["lowercaseU"] = lowercaseU] = "lowercaseU"; //  'u'
  const lowercaseV = 118; charCodes[charCodes["lowercaseV"] = lowercaseV] = "lowercaseV"; //  'v'
  const lowercaseW = 119; charCodes[charCodes["lowercaseW"] = lowercaseW] = "lowercaseW"; //  'w'
  const lowercaseX = 120; charCodes[charCodes["lowercaseX"] = lowercaseX] = "lowercaseX"; //  'x'
  const lowercaseY = 121; charCodes[charCodes["lowercaseY"] = lowercaseY] = "lowercaseY"; //  'y'
  const lowercaseZ = 122; charCodes[charCodes["lowercaseZ"] = lowercaseZ] = "lowercaseZ"; //  'z'
  const leftCurlyBrace = 123; charCodes[charCodes["leftCurlyBrace"] = leftCurlyBrace] = "leftCurlyBrace"; //  '{'
  const verticalBar = 124; charCodes[charCodes["verticalBar"] = verticalBar] = "verticalBar"; //  '|'
  const rightCurlyBrace = 125; charCodes[charCodes["rightCurlyBrace"] = rightCurlyBrace] = "rightCurlyBrace"; //  '}'
  const tilde = 126; charCodes[charCodes["tilde"] = tilde] = "tilde"; //  '~'
  const nonBreakingSpace = 160; charCodes[charCodes["nonBreakingSpace"] = nonBreakingSpace] = "nonBreakingSpace";
  // eslint-disable-next-line no-irregular-whitespace
  const oghamSpaceMark = 5760; charCodes[charCodes["oghamSpaceMark"] = oghamSpaceMark] = "oghamSpaceMark"; // ' '
  const lineSeparator = 8232; charCodes[charCodes["lineSeparator"] = lineSeparator] = "lineSeparator";
  const paragraphSeparator = 8233; charCodes[charCodes["paragraphSeparator"] = paragraphSeparator] = "paragraphSeparator";
})(charCodes || (charCodes = {}));

export function isDigit(code) {
  return (
    (code >= charCodes.digit0 && code <= charCodes.digit9) ||
    (code >= charCodes.lowercaseA && code <= charCodes.lowercaseF) ||
    (code >= charCodes.uppercaseA && code <= charCodes.uppercaseF)
  );
}