gistfile1.txt

function replaceSimpleDigit(code) {
  if (code >= 0x0660 && code <= 0x669) {
    return {code: code - 0x0660 + 48, name: "arab"};
  }
  if (code >= 0x06F0 && code <= 0x6f9) {
    return {code: code - 0x06F0 + 48, name: "arabext"};
  }
  if (code >= 0x0966 && code <= 0x96f) {
    return {code: code - 0x0966 + 48, name: "deva"};
  }
  if (code >= 0x09E6 && code <= 0x9ef) {
    return {code: code - 0x09E6 + 48, name: "beng"};
  }
  if (code >= 0x0A66 && code <= 0xa6f) {
    return {code: code - 0x0A66 + 48, name: "guru"};
  }
  if (code >= 0x0AE6 && code <= 0xaef) {
    return {code: code - 0x0AE6 + 48, name: "gujr"};
  }
  if (code >= 0x0B66 && code <= 0xb6f) {
    return {code: code - 0x0B66 + 48, name: "orya"};
  }
  if (code >= 0x0BE6 && code <= 0xbef) {
    return {code: code - 0x0BE6 + 48, name: "tamldec"};
  }
  if (code >= 0x0C66 && code <= 0xc6f) {
    return {code: code - 0x0C66 + 48, name: "telu"};
  }
  if (code >= 0x0CE6 && code <= 0xcef) {
    return {code: code - 0x0CE6 + 48, name: "knda"};
  }
  if (code >= 0x0D66 && code <= 0xd6f) {
    return {code: code - 0x0D66 + 48, name: "mlym"};
  }
  if (code >= 0x0E50 && code <= 0xe59) {
    return {code: code - 0x0E50 + 48, name: "thai"};
  }
  if (code >= 0x0ED0 && code <= 0xed9) {
    return {code: code - 0x0ED0 + 48, name: "laoo"};
  }
  if (code >= 0x0F20 && code <= 0xf29) {
    return {code: code - 0x0F20 + 48, name: "tibt"};
  }
  if (code >= 0x1040 && code <= 0x1049) {
    return {code: code - 0x1040 + 48, name: "mymr"};
  }
  if (code >= 0x17E0 && code <= 0x17e9) {
    return {code: code - 0x17E0 + 48, name: "khmr"};
  }
  if (code >= 0x1810 && code <= 0x1819) {
    return {code: code - 0x1810 + 48, name: "mong"};
  }
  if (code >= 0x1946 && code <= 0x194f) {
    return {code: code - 0x1946 + 48, name: "limb"};
  }
  if (code >= 0x1B50 && code <= 0x1b59) {
    return {code: code - 0x1B50 + 48, name: "bali"};
  }
  if (code >= 0xFF10 && code <= 0xff19) {
    return {code: code - 0xFF10 + 48, name: "fullwide"};
  }
  return undefined;
}

function convertInput(string) {
  return string.replace(/[\s\S]/g, function (s) {
    var digit = replaceSimpleDigit(s.charCodeAt(0));
    if (digit != undefined) {
      // TODO: remove
      console.log({fs: digit.name});
      return String.fromCharCode(digit.code);
    }
    return s;
  });
}