///|
/// case_folding mapping data
/// Generated from CaseFolding.txt (C and F mappings)

///|
/// Sorted inclusive range starts
let case_folding_starts : ReadOnlyArray[Int32] = [
  0x0041, 0x0042, 0x0043, 0x0044, 0x0045, 0x0046, 0x0047, 0x0048, 0x0049, 0x004A,
  0x004B, 0x004C, 0x004D, 0x004E, 0x004F, 0x0050, 0x0051, 0x0052, 0x0053, 0x0054,
  0x0055, 0x0056, 0x0057, 0x0058, 0x0059, 0x005A, 0x00B5, 0x00C0, 0x00C1, 0x00C2,
  0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x00C7, 0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC,
  0x00CD, 0x00CE, 0x00CF, 0x00D0, 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6,
  0x00D8, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x00DD, 0x00DE, 0x00DF, 0x0100, 0x0102,
  0x0104, 0x0106, 0x0108, 0x010A, 0x010C, 0x010E, 0x0110, 0x0112, 0x0114, 0x0116,
  0x0118, 0x011A, 0x011C, 0x011E, 0x0120, 0x0122, 0x0124, 0x0126, 0x0128, 0x012A,
  0x012C, 0x012E, 0x0130, 0x0132, 0x0134, 0x0136, 0x0139, 0x013B, 0x013D, 0x013F,
  0x0141, 0x0143, 0x0145, 0x0147, 0x0149, 0x014A, 0x014C, 0x014E, 0x0150, 0x0152,
  0x0154, 0x0156, 0x0158, 0x015A, 0x015C, 0x015E, 0x0160, 0x0162, 0x0164, 0x0166,
  0x0168, 0x016A, 0x016C, 0x016E, 0x0170, 0x0172, 0x0174, 0x0176, 0x0178, 0x0179,
  0x017B, 0x017D, 0x017F, 0x0181, 0x0182, 0x0184, 0x0186, 0x0187, 0x0189, 0x018A,
  0x018B, 0x018E, 0x018F, 0x0190, 0x0191, 0x0193, 0x0194, 0x0196, 0x0197, 0x0198,
  0x019C, 0x019D, 0x019F, 0x01A0, 0x01A2, 0x01A4, 0x01A6, 0x01A7, 0x01A9, 0x01AC,
  0x01AE, 0x01AF, 0x01B1, 0x01B2, 0x01B3, 0x01B5, 0x01B7, 0x01B8, 0x01BC, 0x01C4,
  0x01C5, 0x01C7, 0x01C8, 0x01CA, 0x01CB, 0x01CD, 0x01CF, 0x01D1, 0x01D3, 0x01D5,
  0x01D7, 0x01D9, 0x01DB, 0x01DE, 0x01E0, 0x01E2, 0x01E4, 0x01E6, 0x01E8, 0x01EA,
  0x01EC, 0x01EE, 0x01F0, 0x01F1, 0x01F2, 0x01F4, 0x01F6, 0x01F7, 0x01F8, 0x01FA,
  0x01FC, 0x01FE, 0x0200, 0x0202, 0x0204, 0x0206, 0x0208, 0x020A, 0x020C, 0x020E,
  0x0210, 0x0212, 0x0214, 0x0216, 0x0218, 0x021A, 0x021C, 0x021E, 0x0220, 0x0222,
  0x0224, 0x0226, 0x0228, 0x022A, 0x022C, 0x022E, 0x0230, 0x0232, 0x023A, 0x023B,
  0x023D, 0x023E, 0x0241, 0x0243, 0x0244, 0x0245, 0x0246, 0x0248, 0x024A, 0x024C,
  0x024E, 0x0345, 0x0370, 0x0372, 0x0376, 0x037F, 0x0386, 0x0388, 0x0389, 0x038A,
  0x038C, 0x038E, 0x038F, 0x0390, 0x0391, 0x0392, 0x0393, 0x0394, 0x0395, 0x0396,
  0x0397, 0x0398, 0x0399, 0x039A, 0x039B, 0x039C, 0x039D, 0x039E, 0x039F, 0x03A0,
  0x03A1, 0x03A3, 0x03A4, 0x03A5, 0x03A6, 0x03A7, 0x03A8, 0x03A9, 0x03AA, 0x03AB,
  0x03B0, 0x03C2, 0x03CF, 0x03D0, 0x03D1, 0x03D5, 0x03D6, 0x03D8, 0x03DA, 0x03DC,
  0x03DE, 0x03E0, 0x03E2, 0x03E4, 0x03E6, 0x03E8, 0x03EA, 0x03EC, 0x03EE, 0x03F0,
  0x03F1, 0x03F4, 0x03F5, 0x03F7, 0x03F9, 0x03FA, 0x03FD, 0x03FE, 0x03FF, 0x0400,
  0x0401, 0x0402, 0x0403, 0x0404, 0x0405, 0x0406, 0x0407, 0x0408, 0x0409, 0x040A,
  0x040B, 0x040C, 0x040D, 0x040E, 0x040F, 0x0410, 0x0411, 0x0412, 0x0413, 0x0414,
  0x0415, 0x0416, 0x0417, 0x0418, 0x0419, 0x041A, 0x041B, 0x041C, 0x041D, 0x041E,
  0x041F, 0x0420, 0x0421, 0x0422, 0x0423, 0x0424, 0x0425, 0x0426, 0x0427, 0x0428,
  0x0429, 0x042A, 0x042B, 0x042C, 0x042D, 0x042E, 0x042F, 0x0460, 0x0462, 0x0464,
  0x0466, 0x0468, 0x046A, 0x046C, 0x046E, 0x0470, 0x0472, 0x0474, 0x0476, 0x0478,
  0x047A, 0x047C, 0x047E, 0x0480, 0x048A, 0x048C, 0x048E, 0x0490, 0x0492, 0x0494,
  0x0496, 0x0498, 0x049A, 0x049C, 0x049E, 0x04A0, 0x04A2, 0x04A4, 0x04A6, 0x04A8,
  0x04AA, 0x04AC, 0x04AE, 0x04B0, 0x04B2, 0x04B4, 0x04B6, 0x04B8, 0x04BA, 0x04BC,
  0x04BE, 0x04C0, 0x04C1, 0x04C3, 0x04C5, 0x04C7, 0x04C9, 0x04CB, 0x04CD, 0x04D0,
  0x04D2, 0x04D4, 0x04D6, 0x04D8, 0x04DA, 0x04DC, 0x04DE, 0x04E0, 0x04E2, 0x04E4,
  0x04E6, 0x04E8, 0x04EA, 0x04EC, 0x04EE, 0x04F0, 0x04F2, 0x04F4, 0x04F6, 0x04F8,
  0x04FA, 0x04FC, 0x04FE, 0x0500, 0x0502, 0x0504, 0x0506, 0x0508, 0x050A, 0x050C,
  0x050E, 0x0510, 0x0512, 0x0514, 0x0516, 0x0518, 0x051A, 0x051C, 0x051E, 0x0520,
  0x0522, 0x0524, 0x0526, 0x0528, 0x052A, 0x052C, 0x052E, 0x0531, 0x0532, 0x0533,
  0x0534, 0x0535, 0x0536, 0x0537, 0x0538, 0x0539, 0x053A, 0x053B, 0x053C, 0x053D,
  0x053E, 0x053F, 0x0540, 0x0541, 0x0542, 0x0543, 0x0544, 0x0545, 0x0546, 0x0547,
  0x0548, 0x0549, 0x054A, 0x054B, 0x054C, 0x054D, 0x054E, 0x054F, 0x0550, 0x0551,
  0x0552, 0x0553, 0x0554, 0x0555, 0x0556, 0x0587, 0x10A0, 0x10A1, 0x10A2, 0x10A3,
  0x10A4, 0x10A5, 0x10A6, 0x10A7, 0x10A8, 0x10A9, 0x10AA, 0x10AB, 0x10AC, 0x10AD,
  0x10AE, 0x10AF, 0x10B0, 0x10B1, 0x10B2, 0x10B3, 0x10B4, 0x10B5, 0x10B6, 0x10B7,
  0x10B8, 0x10B9, 0x10BA, 0x10BB, 0x10BC, 0x10BD, 0x10BE, 0x10BF, 0x10C0, 0x10C1,
  0x10C2, 0x10C3, 0x10C4, 0x10C5, 0x10C7, 0x10CD, 0x13F8, 0x13F9, 0x13FA, 0x13FB,
  0x13FC, 0x13FD, 0x1C80, 0x1C81, 0x1C82, 0x1C83, 0x1C84, 0x1C85, 0x1C86, 0x1C87,
  0x1C88, 0x1C89, 0x1C90, 0x1C91, 0x1C92, 0x1C93, 0x1C94, 0x1C95, 0x1C96, 0x1C97,
  0x1C98, 0x1C99, 0x1C9A, 0x1C9B, 0x1C9C, 0x1C9D, 0x1C9E, 0x1C9F, 0x1CA0, 0x1CA1,
  0x1CA2, 0x1CA3, 0x1CA4, 0x1CA5, 0x1CA6, 0x1CA7, 0x1CA8, 0x1CA9, 0x1CAA, 0x1CAB,
  0x1CAC, 0x1CAD, 0x1CAE, 0x1CAF, 0x1CB0, 0x1CB1, 0x1CB2, 0x1CB3, 0x1CB4, 0x1CB5,
  0x1CB6, 0x1CB7, 0x1CB8, 0x1CB9, 0x1CBA, 0x1CBD, 0x1CBE, 0x1CBF, 0x1E00, 0x1E02,
  0x1E04, 0x1E06, 0x1E08, 0x1E0A, 0x1E0C, 0x1E0E, 0x1E10, 0x1E12, 0x1E14, 0x1E16,
  0x1E18, 0x1E1A, 0x1E1C, 0x1E1E, 0x1E20, 0x1E22, 0x1E24, 0x1E26, 0x1E28, 0x1E2A,
  0x1E2C, 0x1E2E, 0x1E30, 0x1E32, 0x1E34, 0x1E36, 0x1E38, 0x1E3A, 0x1E3C, 0x1E3E,
  0x1E40, 0x1E42, 0x1E44, 0x1E46, 0x1E48, 0x1E4A, 0x1E4C, 0x1E4E, 0x1E50, 0x1E52,
  0x1E54, 0x1E56, 0x1E58, 0x1E5A, 0x1E5C, 0x1E5E, 0x1E60, 0x1E62, 0x1E64, 0x1E66,
  0x1E68, 0x1E6A, 0x1E6C, 0x1E6E, 0x1E70, 0x1E72, 0x1E74, 0x1E76, 0x1E78, 0x1E7A,
  0x1E7C, 0x1E7E, 0x1E80, 0x1E82, 0x1E84, 0x1E86, 0x1E88, 0x1E8A, 0x1E8C, 0x1E8E,
  0x1E90, 0x1E92, 0x1E94, 0x1E96, 0x1E97, 0x1E98, 0x1E99, 0x1E9A, 0x1E9B, 0x1E9E,
  0x1EA0, 0x1EA2, 0x1EA4, 0x1EA6, 0x1EA8, 0x1EAA, 0x1EAC, 0x1EAE, 0x1EB0, 0x1EB2,
  0x1EB4, 0x1EB6, 0x1EB8, 0x1EBA, 0x1EBC, 0x1EBE, 0x1EC0, 0x1EC2, 0x1EC4, 0x1EC6,
  0x1EC8, 0x1ECA, 0x1ECC, 0x1ECE, 0x1ED0, 0x1ED2, 0x1ED4, 0x1ED6, 0x1ED8, 0x1EDA,
  0x1EDC, 0x1EDE, 0x1EE0, 0x1EE2, 0x1EE4, 0x1EE6, 0x1EE8, 0x1EEA, 0x1EEC, 0x1EEE,
  0x1EF0, 0x1EF2, 0x1EF4, 0x1EF6, 0x1EF8, 0x1EFA, 0x1EFC, 0x1EFE, 0x1F08, 0x1F09,
  0x1F0A, 0x1F0B, 0x1F0C, 0x1F0D, 0x1F0E, 0x1F0F, 0x1F18, 0x1F19, 0x1F1A, 0x1F1B,
  0x1F1C, 0x1F1D, 0x1F28, 0x1F29, 0x1F2A, 0x1F2B, 0x1F2C, 0x1F2D, 0x1F2E, 0x1F2F,
  0x1F38, 0x1F39, 0x1F3A, 0x1F3B, 0x1F3C, 0x1F3D, 0x1F3E, 0x1F3F, 0x1F48, 0x1F49,
  0x1F4A, 0x1F4B, 0x1F4C, 0x1F4D, 0x1F50, 0x1F52, 0x1F54, 0x1F56, 0x1F59, 0x1F5B,
  0x1F5D, 0x1F5F, 0x1F68, 0x1F69, 0x1F6A, 0x1F6B, 0x1F6C, 0x1F6D, 0x1F6E, 0x1F6F,
  0x1F80, 0x1F81, 0x1F82, 0x1F83, 0x1F84, 0x1F85, 0x1F86, 0x1F87, 0x1F88, 0x1F89,
  0x1F8A, 0x1F8B, 0x1F8C, 0x1F8D, 0x1F8E, 0x1F8F, 0x1F90, 0x1F91, 0x1F92, 0x1F93,
  0x1F94, 0x1F95, 0x1F96, 0x1F97, 0x1F98, 0x1F99, 0x1F9A, 0x1F9B, 0x1F9C, 0x1F9D,
  0x1F9E, 0x1F9F, 0x1FA0, 0x1FA1, 0x1FA2, 0x1FA3, 0x1FA4, 0x1FA5, 0x1FA6, 0x1FA7,
  0x1FA8, 0x1FA9, 0x1FAA, 0x1FAB, 0x1FAC, 0x1FAD, 0x1FAE, 0x1FAF, 0x1FB2, 0x1FB3,
  0x1FB4, 0x1FB6, 0x1FB7, 0x1FB8, 0x1FB9, 0x1FBA, 0x1FBB, 0x1FBC, 0x1FBE, 0x1FC2,
  0x1FC3, 0x1FC4, 0x1FC6, 0x1FC7, 0x1FC8, 0x1FC9, 0x1FCA, 0x1FCB, 0x1FCC, 0x1FD2,
  0x1FD3, 0x1FD6, 0x1FD7, 0x1FD8, 0x1FD9, 0x1FDA, 0x1FDB, 0x1FE2, 0x1FE3, 0x1FE4,
  0x1FE6, 0x1FE7, 0x1FE8, 0x1FE9, 0x1FEA, 0x1FEB, 0x1FEC, 0x1FF2, 0x1FF3, 0x1FF4,
  0x1FF6, 0x1FF7, 0x1FF8, 0x1FF9, 0x1FFA, 0x1FFB, 0x1FFC, 0x2126, 0x212A, 0x212B,
  0x2132, 0x2160, 0x2161, 0x2162, 0x2163, 0x2164, 0x2165, 0x2166, 0x2167, 0x2168,
  0x2169, 0x216A, 0x216B, 0x216C, 0x216D, 0x216E, 0x216F, 0x2183, 0x24B6, 0x24B7,
  0x24B8, 0x24B9, 0x24BA, 0x24BB, 0x24BC, 0x24BD, 0x24BE, 0x24BF, 0x24C0, 0x24C1,
  0x24C2, 0x24C3, 0x24C4, 0x24C5, 0x24C6, 0x24C7, 0x24C8, 0x24C9, 0x24CA, 0x24CB,
  0x24CC, 0x24CD, 0x24CE, 0x24CF, 0x2C00, 0x2C01, 0x2C02, 0x2C03, 0x2C04, 0x2C05,
  0x2C06, 0x2C07, 0x2C08, 0x2C09, 0x2C0A, 0x2C0B, 0x2C0C, 0x2C0D, 0x2C0E, 0x2C0F,
  0x2C10, 0x2C11, 0x2C12, 0x2C13, 0x2C14, 0x2C15, 0x2C16, 0x2C17, 0x2C18, 0x2C19,
  0x2C1A, 0x2C1B, 0x2C1C, 0x2C1D, 0x2C1E, 0x2C1F, 0x2C20, 0x2C21, 0x2C22, 0x2C23,
  0x2C24, 0x2C25, 0x2C26, 0x2C27, 0x2C28, 0x2C29, 0x2C2A, 0x2C2B, 0x2C2C, 0x2C2D,
  0x2C2E, 0x2C2F, 0x2C60, 0x2C62, 0x2C63, 0x2C64, 0x2C67, 0x2C69, 0x2C6B, 0x2C6D,
  0x2C6E, 0x2C6F, 0x2C70, 0x2C72, 0x2C75, 0x2C7E, 0x2C7F, 0x2C80, 0x2C82, 0x2C84,
  0x2C86, 0x2C88, 0x2C8A, 0x2C8C, 0x2C8E, 0x2C90, 0x2C92, 0x2C94, 0x2C96, 0x2C98,
  0x2C9A, 0x2C9C, 0x2C9E, 0x2CA0, 0x2CA2, 0x2CA4, 0x2CA6, 0x2CA8, 0x2CAA, 0x2CAC,
  0x2CAE, 0x2CB0, 0x2CB2, 0x2CB4, 0x2CB6, 0x2CB8, 0x2CBA, 0x2CBC, 0x2CBE, 0x2CC0,
  0x2CC2, 0x2CC4, 0x2CC6, 0x2CC8, 0x2CCA, 0x2CCC, 0x2CCE, 0x2CD0, 0x2CD2, 0x2CD4,
  0x2CD6, 0x2CD8, 0x2CDA, 0x2CDC, 0x2CDE, 0x2CE0, 0x2CE2, 0x2CEB, 0x2CED, 0x2CF2,
  0xA640, 0xA642, 0xA644, 0xA646, 0xA648, 0xA64A, 0xA64C, 0xA64E, 0xA650, 0xA652,
  0xA654, 0xA656, 0xA658, 0xA65A, 0xA65C, 0xA65E, 0xA660, 0xA662, 0xA664, 0xA666,
  0xA668, 0xA66A, 0xA66C, 0xA680, 0xA682, 0xA684, 0xA686, 0xA688, 0xA68A, 0xA68C,
  0xA68E, 0xA690, 0xA692, 0xA694, 0xA696, 0xA698, 0xA69A, 0xA722, 0xA724, 0xA726,
  0xA728, 0xA72A, 0xA72C, 0xA72E, 0xA732, 0xA734, 0xA736, 0xA738, 0xA73A, 0xA73C,
  0xA73E, 0xA740, 0xA742, 0xA744, 0xA746, 0xA748, 0xA74A, 0xA74C, 0xA74E, 0xA750,
  0xA752, 0xA754, 0xA756, 0xA758, 0xA75A, 0xA75C, 0xA75E, 0xA760, 0xA762, 0xA764,
  0xA766, 0xA768, 0xA76A, 0xA76C, 0xA76E, 0xA779, 0xA77B, 0xA77D, 0xA77E, 0xA780,
  0xA782, 0xA784, 0xA786, 0xA78B, 0xA78D, 0xA790, 0xA792, 0xA796, 0xA798, 0xA79A,
  0xA79C, 0xA79E, 0xA7A0, 0xA7A2, 0xA7A4, 0xA7A6, 0xA7A8, 0xA7AA, 0xA7AB, 0xA7AC,
  0xA7AD, 0xA7AE, 0xA7B0, 0xA7B1, 0xA7B2, 0xA7B3, 0xA7B4, 0xA7B6, 0xA7B8, 0xA7BA,
  0xA7BC, 0xA7BE, 0xA7C0, 0xA7C2, 0xA7C4, 0xA7C5, 0xA7C6, 0xA7C7, 0xA7C9, 0xA7CB,
  0xA7CC, 0xA7CE, 0xA7D0, 0xA7D2, 0xA7D4, 0xA7D6, 0xA7D8, 0xA7DA, 0xA7DC, 0xA7DD,
  0xA7E2, 0xA7F5, 0xAB6C, 0xAB6D, 0xAB70, 0xAB71, 0xAB72, 0xAB73, 0xAB74, 0xAB75,
  0xAB76, 0xAB77, 0xAB78, 0xAB79, 0xAB7A, 0xAB7B, 0xAB7C, 0xAB7D, 0xAB7E, 0xAB7F,
  0xAB80, 0xAB81, 0xAB82, 0xAB83, 0xAB84, 0xAB85, 0xAB86, 0xAB87, 0xAB88, 0xAB89,
  0xAB8A, 0xAB8B, 0xAB8C, 0xAB8D, 0xAB8E, 0xAB8F, 0xAB90, 0xAB91, 0xAB92, 0xAB93,
  0xAB94, 0xAB95, 0xAB96, 0xAB97, 0xAB98, 0xAB99, 0xAB9A, 0xAB9B, 0xAB9C, 0xAB9D,
  0xAB9E, 0xAB9F, 0xABA0, 0xABA1, 0xABA2, 0xABA3, 0xABA4, 0xABA5, 0xABA6, 0xABA7,
  0xABA8, 0xABA9, 0xABAA, 0xABAB, 0xABAC, 0xABAD, 0xABAE, 0xABAF, 0xABB0, 0xABB1,
  0xABB2, 0xABB3, 0xABB4, 0xABB5, 0xABB6, 0xABB7, 0xABB8, 0xABB9, 0xABBA, 0xABBB,
  0xABBC, 0xABBD, 0xABBE, 0xABBF, 0xFB00, 0xFB01, 0xFB02, 0xFB03, 0xFB04, 0xFB05,
  0xFB06, 0xFB13, 0xFB14, 0xFB15, 0xFB16, 0xFB17, 0xFF21, 0xFF22, 0xFF23, 0xFF24,
  0xFF25, 0xFF26, 0xFF27, 0xFF28, 0xFF29, 0xFF2A, 0xFF2B, 0xFF2C, 0xFF2D, 0xFF2E,
  0xFF2F, 0xFF30, 0xFF31, 0xFF32, 0xFF33, 0xFF34, 0xFF35, 0xFF36, 0xFF37, 0xFF38,
  0xFF39, 0xFF3A, 0x10400, 0x10401, 0x10402, 0x10403, 0x10404, 0x10405, 0x10406,
  0x10407, 0x10408, 0x10409, 0x1040A, 0x1040B, 0x1040C, 0x1040D, 0x1040E, 0x1040F,
  0x10410, 0x10411, 0x10412, 0x10413, 0x10414, 0x10415, 0x10416, 0x10417, 0x10418,
  0x10419, 0x1041A, 0x1041B, 0x1041C, 0x1041D, 0x1041E, 0x1041F, 0x10420, 0x10421,
  0x10422, 0x10423, 0x10424, 0x10425, 0x10426, 0x10427, 0x104B0, 0x104B1, 0x104B2,
  0x104B3, 0x104B4, 0x104B5, 0x104B6, 0x104B7, 0x104B8, 0x104B9, 0x104BA, 0x104BB,
  0x104BC, 0x104BD, 0x104BE, 0x104BF, 0x104C0, 0x104C1, 0x104C2, 0x104C3, 0x104C4,
  0x104C5, 0x104C6, 0x104C7, 0x104C8, 0x104C9, 0x104CA, 0x104CB, 0x104CC, 0x104CD,
  0x104CE, 0x104CF, 0x104D0, 0x104D1, 0x104D2, 0x104D3, 0x10570, 0x10571, 0x10572,
  0x10573, 0x10574, 0x10575, 0x10576, 0x10577, 0x10578, 0x10579, 0x1057A, 0x1057C,
  0x1057D, 0x1057E, 0x1057F, 0x10580, 0x10581, 0x10582, 0x10583, 0x10584, 0x10585,
  0x10586, 0x10587, 0x10588, 0x10589, 0x1058A, 0x1058C, 0x1058D, 0x1058E, 0x1058F,
  0x10590, 0x10591, 0x10592, 0x10594, 0x10595, 0x10C80, 0x10C81, 0x10C82, 0x10C83,
  0x10C84, 0x10C85, 0x10C86, 0x10C87, 0x10C88, 0x10C89, 0x10C8A, 0x10C8B, 0x10C8C,
  0x10C8D, 0x10C8E, 0x10C8F, 0x10C90, 0x10C91, 0x10C92, 0x10C93, 0x10C94, 0x10C95,
  0x10C96, 0x10C97, 0x10C98, 0x10C99, 0x10C9A, 0x10C9B, 0x10C9C, 0x10C9D, 0x10C9E,
  0x10C9F, 0x10CA0, 0x10CA1, 0x10CA2, 0x10CA3, 0x10CA4, 0x10CA5, 0x10CA6, 0x10CA7,
  0x10CA8, 0x10CA9, 0x10CAA, 0x10CAB, 0x10CAC, 0x10CAD, 0x10CAE, 0x10CAF, 0x10CB0,
  0x10CB1, 0x10CB2, 0x10D50, 0x10D51, 0x10D52, 0x10D53, 0x10D54, 0x10D55, 0x10D56,
  0x10D57, 0x10D58, 0x10D59, 0x10D5A, 0x10D5B, 0x10D5C, 0x10D5D, 0x10D5E, 0x10D5F,
  0x10D60, 0x10D61, 0x10D62, 0x10D63, 0x10D64, 0x10D65, 0x118A0, 0x118A1, 0x118A2,
  0x118A3, 0x118A4, 0x118A5, 0x118A6, 0x118A7, 0x118A8, 0x118A9, 0x118AA, 0x118AB,
  0x118AC, 0x118AD, 0x118AE, 0x118AF, 0x118B0, 0x118B1, 0x118B2, 0x118B3, 0x118B4,
  0x118B5, 0x118B6, 0x118B7, 0x118B8, 0x118B9, 0x118BA, 0x118BB, 0x118BC, 0x118BD,
  0x118BE, 0x118BF, 0x16E40, 0x16E41, 0x16E42, 0x16E43, 0x16E44, 0x16E45, 0x16E46,
  0x16E47, 0x16E48, 0x16E49, 0x16E4A, 0x16E4B, 0x16E4C, 0x16E4D, 0x16E4E, 0x16E4F,
  0x16E50, 0x16E51, 0x16E52, 0x16E53, 0x16E54, 0x16E55, 0x16E56, 0x16E57, 0x16E58,
  0x16E59, 0x16E5A, 0x16E5B, 0x16E5C, 0x16E5D, 0x16E5E, 0x16E5F, 0x16EA0, 0x16EA1,
  0x16EA2, 0x16EA3, 0x16EA4, 0x16EA5, 0x16EA6, 0x16EA7, 0x16EA8, 0x16EA9, 0x16EAA,
  0x16EAB, 0x16EAC, 0x16EAD, 0x16EAE, 0x16EAF, 0x16EB0, 0x16EB1, 0x16EB2, 0x16EB3,
  0x16EB4, 0x16EB5, 0x16EB6, 0x16EB7, 0x16EB8, 0x1DF40, 0x1DF48, 0x1DF4A, 0x1DF4D,
  0x1DF51, 0x1DF68, 0x1DF6A, 0x1DF6C, 0x1DF6E, 0x1DF72, 0x1DF74, 0x1DF76, 0x1DF78,
  0x1DF7A, 0x1DF7C, 0x1DF7E, 0x1DF95, 0x1E900, 0x1E901, 0x1E902, 0x1E903, 0x1E904,
  0x1E905, 0x1E906, 0x1E907, 0x1E908, 0x1E909, 0x1E90A, 0x1E90B, 0x1E90C, 0x1E90D,
  0x1E90E, 0x1E90F, 0x1E910, 0x1E911, 0x1E912, 0x1E913, 0x1E914, 0x1E915, 0x1E916,
  0x1E917, 0x1E918, 0x1E919, 0x1E91A, 0x1E91B, 0x1E91C, 0x1E91D, 0x1E91E, 0x1E91F,
  0x1E920, 0x1E921,
]

///|
/// Inclusive range ends
let case_folding_ends : ReadOnlyArray[Int32] = [
  0x0041, 0x0042, 0x0043, 0x0044, 0x0045, 0x0046, 0x0047, 0x0048, 0x0049, 0x004A,
  0x004B, 0x004C, 0x004D, 0x004E, 0x004F, 0x0050, 0x0051, 0x0052, 0x0053, 0x0054,
  0x0055, 0x0056, 0x0057, 0x0058, 0x0059, 0x005A, 0x00B5, 0x00C0, 0x00C1, 0x00C2,
  0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x00C7, 0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC,
  0x00CD, 0x00CE, 0x00CF, 0x00D0, 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6,
  0x00D8, 0x00D9, 0x00DA, 0x00DB, 0x00DC, 0x00DD, 0x00DE, 0x00DF, 0x0100, 0x0102,
  0x0104, 0x0106, 0x0108, 0x010A, 0x010C, 0x010E, 0x0110, 0x0112, 0x0114, 0x0116,
  0x0118, 0x011A, 0x011C, 0x011E, 0x0120, 0x0122, 0x0124, 0x0126, 0x0128, 0x012A,
  0x012C, 0x012E, 0x0130, 0x0132, 0x0134, 0x0136, 0x0139, 0x013B, 0x013D, 0x013F,
  0x0141, 0x0143, 0x0145, 0x0147, 0x0149, 0x014A, 0x014C, 0x014E, 0x0150, 0x0152,
  0x0154, 0x0156, 0x0158, 0x015A, 0x015C, 0x015E, 0x0160, 0x0162, 0x0164, 0x0166,
  0x0168, 0x016A, 0x016C, 0x016E, 0x0170, 0x0172, 0x0174, 0x0176, 0x0178, 0x0179,
  0x017B, 0x017D, 0x017F, 0x0181, 0x0182, 0x0184, 0x0186, 0x0187, 0x0189, 0x018A,
  0x018B, 0x018E, 0x018F, 0x0190, 0x0191, 0x0193, 0x0194, 0x0196, 0x0197, 0x0198,
  0x019C, 0x019D, 0x019F, 0x01A0, 0x01A2, 0x01A4, 0x01A6, 0x01A7, 0x01A9, 0x01AC,
  0x01AE, 0x01AF, 0x01B1, 0x01B2, 0x01B3, 0x01B5, 0x01B7, 0x01B8, 0x01BC, 0x01C4,
  0x01C5, 0x01C7, 0x01C8, 0x01CA, 0x01CB, 0x01CD, 0x01CF, 0x01D1, 0x01D3, 0x01D5,
  0x01D7, 0x01D9, 0x01DB, 0x01DE, 0x01E0, 0x01E2, 0x01E4, 0x01E6, 0x01E8, 0x01EA,
  0x01EC, 0x01EE, 0x01F0, 0x01F1, 0x01F2, 0x01F4, 0x01F6, 0x01F7, 0x01F8, 0x01FA,
  0x01FC, 0x01FE, 0x0200, 0x0202, 0x0204, 0x0206, 0x0208, 0x020A, 0x020C, 0x020E,
  0x0210, 0x0212, 0x0214, 0x0216, 0x0218, 0x021A, 0x021C, 0x021E, 0x0220, 0x0222,
  0x0224, 0x0226, 0x0228, 0x022A, 0x022C, 0x022E, 0x0230, 0x0232, 0x023A, 0x023B,
  0x023D, 0x023E, 0x0241, 0x0243, 0x0244, 0x0245, 0x0246, 0x0248, 0x024A, 0x024C,
  0x024E, 0x0345, 0x0370, 0x0372, 0x0376, 0x037F, 0x0386, 0x0388, 0x0389, 0x038A,
  0x038C, 0x038E, 0x038F, 0x0390, 0x0391, 0x0392, 0x0393, 0x0394, 0x0395, 0x0396,
  0x0397, 0x0398, 0x0399, 0x039A, 0x039B, 0x039C, 0x039D, 0x039E, 0x039F, 0x03A0,
  0x03A1, 0x03A3, 0x03A4, 0x03A5, 0x03A6, 0x03A7, 0x03A8, 0x03A9, 0x03AA, 0x03AB,
  0x03B0, 0x03C2, 0x03CF, 0x03D0, 0x03D1, 0x03D5, 0x03D6, 0x03D8, 0x03DA, 0x03DC,
  0x03DE, 0x03E0, 0x03E2, 0x03E4, 0x03E6, 0x03E8, 0x03EA, 0x03EC, 0x03EE, 0x03F0,
  0x03F1, 0x03F4, 0x03F5, 0x03F7, 0x03F9, 0x03FA, 0x03FD, 0x03FE, 0x03FF, 0x0400,
  0x0401, 0x0402, 0x0403, 0x0404, 0x0405, 0x0406, 0x0407, 0x0408, 0x0409, 0x040A,
  0x040B, 0x040C, 0x040D, 0x040E, 0x040F, 0x0410, 0x0411, 0x0412, 0x0413, 0x0414,
  0x0415, 0x0416, 0x0417, 0x0418, 0x0419, 0x041A, 0x041B, 0x041C, 0x041D, 0x041E,
  0x041F, 0x0420, 0x0421, 0x0422, 0x0423, 0x0424, 0x0425, 0x0426, 0x0427, 0x0428,
  0x0429, 0x042A, 0x042B, 0x042C, 0x042D, 0x042E, 0x042F, 0x0460, 0x0462, 0x0464,
  0x0466, 0x0468, 0x046A, 0x046C, 0x046E, 0x0470, 0x0472, 0x0474, 0x0476, 0x0478,
  0x047A, 0x047C, 0x047E, 0x0480, 0x048A, 0x048C, 0x048E, 0x0490, 0x0492, 0x0494,
  0x0496, 0x0498, 0x049A, 0x049C, 0x049E, 0x04A0, 0x04A2, 0x04A4, 0x04A6, 0x04A8,
  0x04AA, 0x04AC, 0x04AE, 0x04B0, 0x04B2, 0x04B4, 0x04B6, 0x04B8, 0x04BA, 0x04BC,
  0x04BE, 0x04C0, 0x04C1, 0x04C3, 0x04C5, 0x04C7, 0x04C9, 0x04CB, 0x04CD, 0x04D0,
  0x04D2, 0x04D4, 0x04D6, 0x04D8, 0x04DA, 0x04DC, 0x04DE, 0x04E0, 0x04E2, 0x04E4,
  0x04E6, 0x04E8, 0x04EA, 0x04EC, 0x04EE, 0x04F0, 0x04F2, 0x04F4, 0x04F6, 0x04F8,
  0x04FA, 0x04FC, 0x04FE, 0x0500, 0x0502, 0x0504, 0x0506, 0x0508, 0x050A, 0x050C,
  0x050E, 0x0510, 0x0512, 0x0514, 0x0516, 0x0518, 0x051A, 0x051C, 0x051E, 0x0520,
  0x0522, 0x0524, 0x0526, 0x0528, 0x052A, 0x052C, 0x052E, 0x0531, 0x0532, 0x0533,
  0x0534, 0x0535, 0x0536, 0x0537, 0x0538, 0x0539, 0x053A, 0x053B, 0x053C, 0x053D,
  0x053E, 0x053F, 0x0540, 0x0541, 0x0542, 0x0543, 0x0544, 0x0545, 0x0546, 0x0547,
  0x0548, 0x0549, 0x054A, 0x054B, 0x054C, 0x054D, 0x054E, 0x054F, 0x0550, 0x0551,
  0x0552, 0x0553, 0x0554, 0x0555, 0x0556, 0x0587, 0x10A0, 0x10A1, 0x10A2, 0x10A3,
  0x10A4, 0x10A5, 0x10A6, 0x10A7, 0x10A8, 0x10A9, 0x10AA, 0x10AB, 0x10AC, 0x10AD,
  0x10AE, 0x10AF, 0x10B0, 0x10B1, 0x10B2, 0x10B3, 0x10B4, 0x10B5, 0x10B6, 0x10B7,
  0x10B8, 0x10B9, 0x10BA, 0x10BB, 0x10BC, 0x10BD, 0x10BE, 0x10BF, 0x10C0, 0x10C1,
  0x10C2, 0x10C3, 0x10C4, 0x10C5, 0x10C7, 0x10CD, 0x13F8, 0x13F9, 0x13FA, 0x13FB,
  0x13FC, 0x13FD, 0x1C80, 0x1C81, 0x1C82, 0x1C83, 0x1C84, 0x1C85, 0x1C86, 0x1C87,
  0x1C88, 0x1C89, 0x1C90, 0x1C91, 0x1C92, 0x1C93, 0x1C94, 0x1C95, 0x1C96, 0x1C97,
  0x1C98, 0x1C99, 0x1C9A, 0x1C9B, 0x1C9C, 0x1C9D, 0x1C9E, 0x1C9F, 0x1CA0, 0x1CA1,
  0x1CA2, 0x1CA3, 0x1CA4, 0x1CA5, 0x1CA6, 0x1CA7, 0x1CA8, 0x1CA9, 0x1CAA, 0x1CAB,
  0x1CAC, 0x1CAD, 0x1CAE, 0x1CAF, 0x1CB0, 0x1CB1, 0x1CB2, 0x1CB3, 0x1CB4, 0x1CB5,
  0x1CB6, 0x1CB7, 0x1CB8, 0x1CB9, 0x1CBA, 0x1CBD, 0x1CBE, 0x1CBF, 0x1E00, 0x1E02,
  0x1E04, 0x1E06, 0x1E08, 0x1E0A, 0x1E0C, 0x1E0E, 0x1E10, 0x1E12, 0x1E14, 0x1E16,
  0x1E18, 0x1E1A, 0x1E1C, 0x1E1E, 0x1E20, 0x1E22, 0x1E24, 0x1E26, 0x1E28, 0x1E2A,
  0x1E2C, 0x1E2E, 0x1E30, 0x1E32, 0x1E34, 0x1E36, 0x1E38, 0x1E3A, 0x1E3C, 0x1E3E,
  0x1E40, 0x1E42, 0x1E44, 0x1E46, 0x1E48, 0x1E4A, 0x1E4C, 0x1E4E, 0x1E50, 0x1E52,
  0x1E54, 0x1E56, 0x1E58, 0x1E5A, 0x1E5C, 0x1E5E, 0x1E60, 0x1E62, 0x1E64, 0x1E66,
  0x1E68, 0x1E6A, 0x1E6C, 0x1E6E, 0x1E70, 0x1E72, 0x1E74, 0x1E76, 0x1E78, 0x1E7A,
  0x1E7C, 0x1E7E, 0x1E80, 0x1E82, 0x1E84, 0x1E86, 0x1E88, 0x1E8A, 0x1E8C, 0x1E8E,
  0x1E90, 0x1E92, 0x1E94, 0x1E96, 0x1E97, 0x1E98, 0x1E99, 0x1E9A, 0x1E9B, 0x1E9E,
  0x1EA0, 0x1EA2, 0x1EA4, 0x1EA6, 0x1EA8, 0x1EAA, 0x1EAC, 0x1EAE, 0x1EB0, 0x1EB2,
  0x1EB4, 0x1EB6, 0x1EB8, 0x1EBA, 0x1EBC, 0x1EBE, 0x1EC0, 0x1EC2, 0x1EC4, 0x1EC6,
  0x1EC8, 0x1ECA, 0x1ECC, 0x1ECE, 0x1ED0, 0x1ED2, 0x1ED4, 0x1ED6, 0x1ED8, 0x1EDA,
  0x1EDC, 0x1EDE, 0x1EE0, 0x1EE2, 0x1EE4, 0x1EE6, 0x1EE8, 0x1EEA, 0x1EEC, 0x1EEE,
  0x1EF0, 0x1EF2, 0x1EF4, 0x1EF6, 0x1EF8, 0x1EFA, 0x1EFC, 0x1EFE, 0x1F08, 0x1F09,
  0x1F0A, 0x1F0B, 0x1F0C, 0x1F0D, 0x1F0E, 0x1F0F, 0x1F18, 0x1F19, 0x1F1A, 0x1F1B,
  0x1F1C, 0x1F1D, 0x1F28, 0x1F29, 0x1F2A, 0x1F2B, 0x1F2C, 0x1F2D, 0x1F2E, 0x1F2F,
  0x1F38, 0x1F39, 0x1F3A, 0x1F3B, 0x1F3C, 0x1F3D, 0x1F3E, 0x1F3F, 0x1F48, 0x1F49,
  0x1F4A, 0x1F4B, 0x1F4C, 0x1F4D, 0x1F50, 0x1F52, 0x1F54, 0x1F56, 0x1F59, 0x1F5B,
  0x1F5D, 0x1F5F, 0x1F68, 0x1F69, 0x1F6A, 0x1F6B, 0x1F6C, 0x1F6D, 0x1F6E, 0x1F6F,
  0x1F80, 0x1F81, 0x1F82, 0x1F83, 0x1F84, 0x1F85, 0x1F86, 0x1F87, 0x1F88, 0x1F89,
  0x1F8A, 0x1F8B, 0x1F8C, 0x1F8D, 0x1F8E, 0x1F8F, 0x1F90, 0x1F91, 0x1F92, 0x1F93,
  0x1F94, 0x1F95, 0x1F96, 0x1F97, 0x1F98, 0x1F99, 0x1F9A, 0x1F9B, 0x1F9C, 0x1F9D,
  0x1F9E, 0x1F9F, 0x1FA0, 0x1FA1, 0x1FA2, 0x1FA3, 0x1FA4, 0x1FA5, 0x1FA6, 0x1FA7,
  0x1FA8, 0x1FA9, 0x1FAA, 0x1FAB, 0x1FAC, 0x1FAD, 0x1FAE, 0x1FAF, 0x1FB2, 0x1FB3,
  0x1FB4, 0x1FB6, 0x1FB7, 0x1FB8, 0x1FB9, 0x1FBA, 0x1FBB, 0x1FBC, 0x1FBE, 0x1FC2,
  0x1FC3, 0x1FC4, 0x1FC6, 0x1FC7, 0x1FC8, 0x1FC9, 0x1FCA, 0x1FCB, 0x1FCC, 0x1FD2,
  0x1FD3, 0x1FD6, 0x1FD7, 0x1FD8, 0x1FD9, 0x1FDA, 0x1FDB, 0x1FE2, 0x1FE3, 0x1FE4,
  0x1FE6, 0x1FE7, 0x1FE8, 0x1FE9, 0x1FEA, 0x1FEB, 0x1FEC, 0x1FF2, 0x1FF3, 0x1FF4,
  0x1FF6, 0x1FF7, 0x1FF8, 0x1FF9, 0x1FFA, 0x1FFB, 0x1FFC, 0x2126, 0x212A, 0x212B,
  0x2132, 0x2160, 0x2161, 0x2162, 0x2163, 0x2164, 0x2165, 0x2166, 0x2167, 0x2168,
  0x2169, 0x216A, 0x216B, 0x216C, 0x216D, 0x216E, 0x216F, 0x2183, 0x24B6, 0x24B7,
  0x24B8, 0x24B9, 0x24BA, 0x24BB, 0x24BC, 0x24BD, 0x24BE, 0x24BF, 0x24C0, 0x24C1,
  0x24C2, 0x24C3, 0x24C4, 0x24C5, 0x24C6, 0x24C7, 0x24C8, 0x24C9, 0x24CA, 0x24CB,
  0x24CC, 0x24CD, 0x24CE, 0x24CF, 0x2C00, 0x2C01, 0x2C02, 0x2C03, 0x2C04, 0x2C05,
  0x2C06, 0x2C07, 0x2C08, 0x2C09, 0x2C0A, 0x2C0B, 0x2C0C, 0x2C0D, 0x2C0E, 0x2C0F,
  0x2C10, 0x2C11, 0x2C12, 0x2C13, 0x2C14, 0x2C15, 0x2C16, 0x2C17, 0x2C18, 0x2C19,
  0x2C1A, 0x2C1B, 0x2C1C, 0x2C1D, 0x2C1E, 0x2C1F, 0x2C20, 0x2C21, 0x2C22, 0x2C23,
  0x2C24, 0x2C25, 0x2C26, 0x2C27, 0x2C28, 0x2C29, 0x2C2A, 0x2C2B, 0x2C2C, 0x2C2D,
  0x2C2E, 0x2C2F, 0x2C60, 0x2C62, 0x2C63, 0x2C64, 0x2C67, 0x2C69, 0x2C6B, 0x2C6D,
  0x2C6E, 0x2C6F, 0x2C70, 0x2C72, 0x2C75, 0x2C7E, 0x2C7F, 0x2C80, 0x2C82, 0x2C84,
  0x2C86, 0x2C88, 0x2C8A, 0x2C8C, 0x2C8E, 0x2C90, 0x2C92, 0x2C94, 0x2C96, 0x2C98,
  0x2C9A, 0x2C9C, 0x2C9E, 0x2CA0, 0x2CA2, 0x2CA4, 0x2CA6, 0x2CA8, 0x2CAA, 0x2CAC,
  0x2CAE, 0x2CB0, 0x2CB2, 0x2CB4, 0x2CB6, 0x2CB8, 0x2CBA, 0x2CBC, 0x2CBE, 0x2CC0,
  0x2CC2, 0x2CC4, 0x2CC6, 0x2CC8, 0x2CCA, 0x2CCC, 0x2CCE, 0x2CD0, 0x2CD2, 0x2CD4,
  0x2CD6, 0x2CD8, 0x2CDA, 0x2CDC, 0x2CDE, 0x2CE0, 0x2CE2, 0x2CEB, 0x2CED, 0x2CF2,
  0xA640, 0xA642, 0xA644, 0xA646, 0xA648, 0xA64A, 0xA64C, 0xA64E, 0xA650, 0xA652,
  0xA654, 0xA656, 0xA658, 0xA65A, 0xA65C, 0xA65E, 0xA660, 0xA662, 0xA664, 0xA666,
  0xA668, 0xA66A, 0xA66C, 0xA680, 0xA682, 0xA684, 0xA686, 0xA688, 0xA68A, 0xA68C,
  0xA68E, 0xA690, 0xA692, 0xA694, 0xA696, 0xA698, 0xA69A, 0xA722, 0xA724, 0xA726,
  0xA728, 0xA72A, 0xA72C, 0xA72E, 0xA732, 0xA734, 0xA736, 0xA738, 0xA73A, 0xA73C,
  0xA73E, 0xA740, 0xA742, 0xA744, 0xA746, 0xA748, 0xA74A, 0xA74C, 0xA74E, 0xA750,
  0xA752, 0xA754, 0xA756, 0xA758, 0xA75A, 0xA75C, 0xA75E, 0xA760, 0xA762, 0xA764,
  0xA766, 0xA768, 0xA76A, 0xA76C, 0xA76E, 0xA779, 0xA77B, 0xA77D, 0xA77E, 0xA780,
  0xA782, 0xA784, 0xA786, 0xA78B, 0xA78D, 0xA790, 0xA792, 0xA796, 0xA798, 0xA79A,
  0xA79C, 0xA79E, 0xA7A0, 0xA7A2, 0xA7A4, 0xA7A6, 0xA7A8, 0xA7AA, 0xA7AB, 0xA7AC,
  0xA7AD, 0xA7AE, 0xA7B0, 0xA7B1, 0xA7B2, 0xA7B3, 0xA7B4, 0xA7B6, 0xA7B8, 0xA7BA,
  0xA7BC, 0xA7BE, 0xA7C0, 0xA7C2, 0xA7C4, 0xA7C5, 0xA7C6, 0xA7C7, 0xA7C9, 0xA7CB,
  0xA7CC, 0xA7CE, 0xA7D0, 0xA7D2, 0xA7D4, 0xA7D6, 0xA7D8, 0xA7DA, 0xA7DC, 0xA7DD,
  0xA7E2, 0xA7F5, 0xAB6C, 0xAB6D, 0xAB70, 0xAB71, 0xAB72, 0xAB73, 0xAB74, 0xAB75,
  0xAB76, 0xAB77, 0xAB78, 0xAB79, 0xAB7A, 0xAB7B, 0xAB7C, 0xAB7D, 0xAB7E, 0xAB7F,
  0xAB80, 0xAB81, 0xAB82, 0xAB83, 0xAB84, 0xAB85, 0xAB86, 0xAB87, 0xAB88, 0xAB89,
  0xAB8A, 0xAB8B, 0xAB8C, 0xAB8D, 0xAB8E, 0xAB8F, 0xAB90, 0xAB91, 0xAB92, 0xAB93,
  0xAB94, 0xAB95, 0xAB96, 0xAB97, 0xAB98, 0xAB99, 0xAB9A, 0xAB9B, 0xAB9C, 0xAB9D,
  0xAB9E, 0xAB9F, 0xABA0, 0xABA1, 0xABA2, 0xABA3, 0xABA4, 0xABA5, 0xABA6, 0xABA7,
  0xABA8, 0xABA9, 0xABAA, 0xABAB, 0xABAC, 0xABAD, 0xABAE, 0xABAF, 0xABB0, 0xABB1,
  0xABB2, 0xABB3, 0xABB4, 0xABB5, 0xABB6, 0xABB7, 0xABB8, 0xABB9, 0xABBA, 0xABBB,
  0xABBC, 0xABBD, 0xABBE, 0xABBF, 0xFB00, 0xFB01, 0xFB02, 0xFB03, 0xFB04, 0xFB05,
  0xFB06, 0xFB13, 0xFB14, 0xFB15, 0xFB16, 0xFB17, 0xFF21, 0xFF22, 0xFF23, 0xFF24,
  0xFF25, 0xFF26, 0xFF27, 0xFF28, 0xFF29, 0xFF2A, 0xFF2B, 0xFF2C, 0xFF2D, 0xFF2E,
  0xFF2F, 0xFF30, 0xFF31, 0xFF32, 0xFF33, 0xFF34, 0xFF35, 0xFF36, 0xFF37, 0xFF38,
  0xFF39, 0xFF3A, 0x10400, 0x10401, 0x10402, 0x10403, 0x10404, 0x10405, 0x10406,
  0x10407, 0x10408, 0x10409, 0x1040A, 0x1040B, 0x1040C, 0x1040D, 0x1040E, 0x1040F,
  0x10410, 0x10411, 0x10412, 0x10413, 0x10414, 0x10415, 0x10416, 0x10417, 0x10418,
  0x10419, 0x1041A, 0x1041B, 0x1041C, 0x1041D, 0x1041E, 0x1041F, 0x10420, 0x10421,
  0x10422, 0x10423, 0x10424, 0x10425, 0x10426, 0x10427, 0x104B0, 0x104B1, 0x104B2,
  0x104B3, 0x104B4, 0x104B5, 0x104B6, 0x104B7, 0x104B8, 0x104B9, 0x104BA, 0x104BB,
  0x104BC, 0x104BD, 0x104BE, 0x104BF, 0x104C0, 0x104C1, 0x104C2, 0x104C3, 0x104C4,
  0x104C5, 0x104C6, 0x104C7, 0x104C8, 0x104C9, 0x104CA, 0x104CB, 0x104CC, 0x104CD,
  0x104CE, 0x104CF, 0x104D0, 0x104D1, 0x104D2, 0x104D3, 0x10570, 0x10571, 0x10572,
  0x10573, 0x10574, 0x10575, 0x10576, 0x10577, 0x10578, 0x10579, 0x1057A, 0x1057C,
  0x1057D, 0x1057E, 0x1057F, 0x10580, 0x10581, 0x10582, 0x10583, 0x10584, 0x10585,
  0x10586, 0x10587, 0x10588, 0x10589, 0x1058A, 0x1058C, 0x1058D, 0x1058E, 0x1058F,
  0x10590, 0x10591, 0x10592, 0x10594, 0x10595, 0x10C80, 0x10C81, 0x10C82, 0x10C83,
  0x10C84, 0x10C85, 0x10C86, 0x10C87, 0x10C88, 0x10C89, 0x10C8A, 0x10C8B, 0x10C8C,
  0x10C8D, 0x10C8E, 0x10C8F, 0x10C90, 0x10C91, 0x10C92, 0x10C93, 0x10C94, 0x10C95,
  0x10C96, 0x10C97, 0x10C98, 0x10C99, 0x10C9A, 0x10C9B, 0x10C9C, 0x10C9D, 0x10C9E,
  0x10C9F, 0x10CA0, 0x10CA1, 0x10CA2, 0x10CA3, 0x10CA4, 0x10CA5, 0x10CA6, 0x10CA7,
  0x10CA8, 0x10CA9, 0x10CAA, 0x10CAB, 0x10CAC, 0x10CAD, 0x10CAE, 0x10CAF, 0x10CB0,
  0x10CB1, 0x10CB2, 0x10D50, 0x10D51, 0x10D52, 0x10D53, 0x10D54, 0x10D55, 0x10D56,
  0x10D57, 0x10D58, 0x10D59, 0x10D5A, 0x10D5B, 0x10D5C, 0x10D5D, 0x10D5E, 0x10D5F,
  0x10D60, 0x10D61, 0x10D62, 0x10D63, 0x10D64, 0x10D65, 0x118A0, 0x118A1, 0x118A2,
  0x118A3, 0x118A4, 0x118A5, 0x118A6, 0x118A7, 0x118A8, 0x118A9, 0x118AA, 0x118AB,
  0x118AC, 0x118AD, 0x118AE, 0x118AF, 0x118B0, 0x118B1, 0x118B2, 0x118B3, 0x118B4,
  0x118B5, 0x118B6, 0x118B7, 0x118B8, 0x118B9, 0x118BA, 0x118BB, 0x118BC, 0x118BD,
  0x118BE, 0x118BF, 0x16E40, 0x16E41, 0x16E42, 0x16E43, 0x16E44, 0x16E45, 0x16E46,
  0x16E47, 0x16E48, 0x16E49, 0x16E4A, 0x16E4B, 0x16E4C, 0x16E4D, 0x16E4E, 0x16E4F,
  0x16E50, 0x16E51, 0x16E52, 0x16E53, 0x16E54, 0x16E55, 0x16E56, 0x16E57, 0x16E58,
  0x16E59, 0x16E5A, 0x16E5B, 0x16E5C, 0x16E5D, 0x16E5E, 0x16E5F, 0x16EA0, 0x16EA1,
  0x16EA2, 0x16EA3, 0x16EA4, 0x16EA5, 0x16EA6, 0x16EA7, 0x16EA8, 0x16EA9, 0x16EAA,
  0x16EAB, 0x16EAC, 0x16EAD, 0x16EAE, 0x16EAF, 0x16EB0, 0x16EB1, 0x16EB2, 0x16EB3,
  0x16EB4, 0x16EB5, 0x16EB6, 0x16EB7, 0x16EB8, 0x1DF40, 0x1DF48, 0x1DF4A, 0x1DF4D,
  0x1DF51, 0x1DF68, 0x1DF6A, 0x1DF6C, 0x1DF6E, 0x1DF72, 0x1DF74, 0x1DF76, 0x1DF78,
  0x1DF7A, 0x1DF7C, 0x1DF7E, 0x1DF95, 0x1E900, 0x1E901, 0x1E902, 0x1E903, 0x1E904,
  0x1E905, 0x1E906, 0x1E907, 0x1E908, 0x1E909, 0x1E90A, 0x1E90B, 0x1E90C, 0x1E90D,
  0x1E90E, 0x1E90F, 0x1E910, 0x1E911, 0x1E912, 0x1E913, 0x1E914, 0x1E915, 0x1E916,
  0x1E917, 0x1E918, 0x1E919, 0x1E91A, 0x1E91B, 0x1E91C, 0x1E91D, 0x1E91E, 0x1E91F,
  0x1E920, 0x1E921,
]

///|
let case_folding_mappings : ReadOnlyArray[String] = [
  "\u{0061}", "\u{0062}", "\u{0063}", "\u{0064}", "\u{0065}", "\u{0066}", "\u{0067}",
  "\u{0068}", "\u{0069}", "\u{006A}", "\u{006B}", "\u{006C}", "\u{006D}", "\u{006E}",
  "\u{006F}", "\u{0070}", "\u{0071}", "\u{0072}", "\u{0073}", "\u{0074}", "\u{0075}",
  "\u{0076}", "\u{0077}", "\u{0078}", "\u{0079}", "\u{007A}", "\u{03BC}", "\u{00E0}",
  "\u{00E1}", "\u{00E2}", "\u{00E3}", "\u{00E4}", "\u{00E5}", "\u{00E6}", "\u{00E7}",
  "\u{00E8}", "\u{00E9}", "\u{00EA}", "\u{00EB}", "\u{00EC}", "\u{00ED}", "\u{00EE}",
  "\u{00EF}", "\u{00F0}", "\u{00F1}", "\u{00F2}", "\u{00F3}", "\u{00F4}", "\u{00F5}",
  "\u{00F6}", "\u{00F8}", "\u{00F9}", "\u{00FA}", "\u{00FB}", "\u{00FC}", "\u{00FD}",
  "\u{00FE}", "\u{0073}\u{0073}", "\u{0101}", "\u{0103}", "\u{0105}", "\u{0107}",
  "\u{0109}", "\u{010B}", "\u{010D}", "\u{010F}", "\u{0111}", "\u{0113}", "\u{0115}",
  "\u{0117}", "\u{0119}", "\u{011B}", "\u{011D}", "\u{011F}", "\u{0121}", "\u{0123}",
  "\u{0125}", "\u{0127}", "\u{0129}", "\u{012B}", "\u{012D}", "\u{012F}", "\u{0069}\u{0307}",
  "\u{0133}", "\u{0135}", "\u{0137}", "\u{013A}", "\u{013C}", "\u{013E}", "\u{0140}",
  "\u{0142}", "\u{0144}", "\u{0146}", "\u{0148}", "\u{02BC}\u{006E}", "\u{014B}",
  "\u{014D}", "\u{014F}", "\u{0151}", "\u{0153}", "\u{0155}", "\u{0157}", "\u{0159}",
  "\u{015B}", "\u{015D}", "\u{015F}", "\u{0161}", "\u{0163}", "\u{0165}", "\u{0167}",
  "\u{0169}", "\u{016B}", "\u{016D}", "\u{016F}", "\u{0171}", "\u{0173}", "\u{0175}",
  "\u{0177}", "\u{00FF}", "\u{017A}", "\u{017C}", "\u{017E}", "\u{0073}", "\u{0253}",
  "\u{0183}", "\u{0185}", "\u{0254}", "\u{0188}", "\u{0256}", "\u{0257}", "\u{018C}",
  "\u{01DD}", "\u{0259}", "\u{025B}", "\u{0192}", "\u{0260}", "\u{0263}", "\u{0269}",
  "\u{0268}", "\u{0199}", "\u{026F}", "\u{0272}", "\u{0275}", "\u{01A1}", "\u{01A3}",
  "\u{01A5}", "\u{0280}", "\u{01A8}", "\u{0283}", "\u{01AD}", "\u{0288}", "\u{01B0}",
  "\u{028A}", "\u{028B}", "\u{01B4}", "\u{01B6}", "\u{0292}", "\u{01B9}", "\u{01BD}",
  "\u{01C6}", "\u{01C6}", "\u{01C9}", "\u{01C9}", "\u{01CC}", "\u{01CC}", "\u{01CE}",
  "\u{01D0}", "\u{01D2}", "\u{01D4}", "\u{01D6}", "\u{01D8}", "\u{01DA}", "\u{01DC}",
  "\u{01DF}", "\u{01E1}", "\u{01E3}", "\u{01E5}", "\u{01E7}", "\u{01E9}", "\u{01EB}",
  "\u{01ED}", "\u{01EF}", "\u{006A}\u{030C}", "\u{01F3}", "\u{01F3}", "\u{01F5}",
  "\u{0195}", "\u{01BF}", "\u{01F9}", "\u{01FB}", "\u{01FD}", "\u{01FF}", "\u{0201}",
  "\u{0203}", "\u{0205}", "\u{0207}", "\u{0209}", "\u{020B}", "\u{020D}", "\u{020F}",
  "\u{0211}", "\u{0213}", "\u{0215}", "\u{0217}", "\u{0219}", "\u{021B}", "\u{021D}",
  "\u{021F}", "\u{019E}", "\u{0223}", "\u{0225}", "\u{0227}", "\u{0229}", "\u{022B}",
  "\u{022D}", "\u{022F}", "\u{0231}", "\u{0233}", "\u{2C65}", "\u{023C}", "\u{019A}",
  "\u{2C66}", "\u{0242}", "\u{0180}", "\u{0289}", "\u{028C}", "\u{0247}", "\u{0249}",
  "\u{024B}", "\u{024D}", "\u{024F}", "\u{03B9}", "\u{0371}", "\u{0373}", "\u{0377}",
  "\u{03F3}", "\u{03AC}", "\u{03AD}", "\u{03AE}", "\u{03AF}", "\u{03CC}", "\u{03CD}",
  "\u{03CE}", "\u{03B9}\u{0308}\u{0301}", "\u{03B1}", "\u{03B2}", "\u{03B3}", "\u{03B4}",
  "\u{03B5}", "\u{03B6}", "\u{03B7}", "\u{03B8}", "\u{03B9}", "\u{03BA}", "\u{03BB}",
  "\u{03BC}", "\u{03BD}", "\u{03BE}", "\u{03BF}", "\u{03C0}", "\u{03C1}", "\u{03C3}",
  "\u{03C4}", "\u{03C5}", "\u{03C6}", "\u{03C7}", "\u{03C8}", "\u{03C9}", "\u{03CA}",
  "\u{03CB}", "\u{03C5}\u{0308}\u{0301}", "\u{03C3}", "\u{03D7}", "\u{03B2}", "\u{03B8}",
  "\u{03C6}", "\u{03C0}", "\u{03D9}", "\u{03DB}", "\u{03DD}", "\u{03DF}", "\u{03E1}",
  "\u{03E3}", "\u{03E5}", "\u{03E7}", "\u{03E9}", "\u{03EB}", "\u{03ED}", "\u{03EF}",
  "\u{03BA}", "\u{03C1}", "\u{03B8}", "\u{03B5}", "\u{03F8}", "\u{03F2}", "\u{03FB}",
  "\u{037B}", "\u{037C}", "\u{037D}", "\u{0450}", "\u{0451}", "\u{0452}", "\u{0453}",
  "\u{0454}", "\u{0455}", "\u{0456}", "\u{0457}", "\u{0458}", "\u{0459}", "\u{045A}",
  "\u{045B}", "\u{045C}", "\u{045D}", "\u{045E}", "\u{045F}", "\u{0430}", "\u{0431}",
  "\u{0432}", "\u{0433}", "\u{0434}", "\u{0435}", "\u{0436}", "\u{0437}", "\u{0438}",
  "\u{0439}", "\u{043A}", "\u{043B}", "\u{043C}", "\u{043D}", "\u{043E}", "\u{043F}",
  "\u{0440}", "\u{0441}", "\u{0442}", "\u{0443}", "\u{0444}", "\u{0445}", "\u{0446}",
  "\u{0447}", "\u{0448}", "\u{0449}", "\u{044A}", "\u{044B}", "\u{044C}", "\u{044D}",
  "\u{044E}", "\u{044F}", "\u{0461}", "\u{0463}", "\u{0465}", "\u{0467}", "\u{0469}",
  "\u{046B}", "\u{046D}", "\u{046F}", "\u{0471}", "\u{0473}", "\u{0475}", "\u{0477}",
  "\u{0479}", "\u{047B}", "\u{047D}", "\u{047F}", "\u{0481}", "\u{048B}", "\u{048D}",
  "\u{048F}", "\u{0491}", "\u{0493}", "\u{0495}", "\u{0497}", "\u{0499}", "\u{049B}",
  "\u{049D}", "\u{049F}", "\u{04A1}", "\u{04A3}", "\u{04A5}", "\u{04A7}", "\u{04A9}",
  "\u{04AB}", "\u{04AD}", "\u{04AF}", "\u{04B1}", "\u{04B3}", "\u{04B5}", "\u{04B7}",
  "\u{04B9}", "\u{04BB}", "\u{04BD}", "\u{04BF}", "\u{04CF}", "\u{04C2}", "\u{04C4}",
  "\u{04C6}", "\u{04C8}", "\u{04CA}", "\u{04CC}", "\u{04CE}", "\u{04D1}", "\u{04D3}",
  "\u{04D5}", "\u{04D7}", "\u{04D9}", "\u{04DB}", "\u{04DD}", "\u{04DF}", "\u{04E1}",
  "\u{04E3}", "\u{04E5}", "\u{04E7}", "\u{04E9}", "\u{04EB}", "\u{04ED}", "\u{04EF}",
  "\u{04F1}", "\u{04F3}", "\u{04F5}", "\u{04F7}", "\u{04F9}", "\u{04FB}", "\u{04FD}",
  "\u{04FF}", "\u{0501}", "\u{0503}", "\u{0505}", "\u{0507}", "\u{0509}", "\u{050B}",
  "\u{050D}", "\u{050F}", "\u{0511}", "\u{0513}", "\u{0515}", "\u{0517}", "\u{0519}",
  "\u{051B}", "\u{051D}", "\u{051F}", "\u{0521}", "\u{0523}", "\u{0525}", "\u{0527}",
  "\u{0529}", "\u{052B}", "\u{052D}", "\u{052F}", "\u{0561}", "\u{0562}", "\u{0563}",
  "\u{0564}", "\u{0565}", "\u{0566}", "\u{0567}", "\u{0568}", "\u{0569}", "\u{056A}",
  "\u{056B}", "\u{056C}", "\u{056D}", "\u{056E}", "\u{056F}", "\u{0570}", "\u{0571}",
  "\u{0572}", "\u{0573}", "\u{0574}", "\u{0575}", "\u{0576}", "\u{0577}", "\u{0578}",
  "\u{0579}", "\u{057A}", "\u{057B}", "\u{057C}", "\u{057D}", "\u{057E}", "\u{057F}",
  "\u{0580}", "\u{0581}", "\u{0582}", "\u{0583}", "\u{0584}", "\u{0585}", "\u{0586}",
  "\u{0565}\u{0582}", "\u{2D00}", "\u{2D01}", "\u{2D02}", "\u{2D03}", "\u{2D04}",
  "\u{2D05}", "\u{2D06}", "\u{2D07}", "\u{2D08}", "\u{2D09}", "\u{2D0A}", "\u{2D0B}",
  "\u{2D0C}", "\u{2D0D}", "\u{2D0E}", "\u{2D0F}", "\u{2D10}", "\u{2D11}", "\u{2D12}",
  "\u{2D13}", "\u{2D14}", "\u{2D15}", "\u{2D16}", "\u{2D17}", "\u{2D18}", "\u{2D19}",
  "\u{2D1A}", "\u{2D1B}", "\u{2D1C}", "\u{2D1D}", "\u{2D1E}", "\u{2D1F}", "\u{2D20}",
  "\u{2D21}", "\u{2D22}", "\u{2D23}", "\u{2D24}", "\u{2D25}", "\u{2D27}", "\u{2D2D}",
  "\u{13F0}", "\u{13F1}", "\u{13F2}", "\u{13F3}", "\u{13F4}", "\u{13F5}", "\u{0432}",
  "\u{0434}", "\u{043E}", "\u{0441}", "\u{0442}", "\u{0442}", "\u{044A}", "\u{0463}",
  "\u{A64B}", "\u{1C8A}", "\u{10D0}", "\u{10D1}", "\u{10D2}", "\u{10D3}", "\u{10D4}",
  "\u{10D5}", "\u{10D6}", "\u{10D7}", "\u{10D8}", "\u{10D9}", "\u{10DA}", "\u{10DB}",
  "\u{10DC}", "\u{10DD}", "\u{10DE}", "\u{10DF}", "\u{10E0}", "\u{10E1}", "\u{10E2}",
  "\u{10E3}", "\u{10E4}", "\u{10E5}", "\u{10E6}", "\u{10E7}", "\u{10E8}", "\u{10E9}",
  "\u{10EA}", "\u{10EB}", "\u{10EC}", "\u{10ED}", "\u{10EE}", "\u{10EF}", "\u{10F0}",
  "\u{10F1}", "\u{10F2}", "\u{10F3}", "\u{10F4}", "\u{10F5}", "\u{10F6}", "\u{10F7}",
  "\u{10F8}", "\u{10F9}", "\u{10FA}", "\u{10FD}", "\u{10FE}", "\u{10FF}", "\u{1E01}",
  "\u{1E03}", "\u{1E05}", "\u{1E07}", "\u{1E09}", "\u{1E0B}", "\u{1E0D}", "\u{1E0F}",
  "\u{1E11}", "\u{1E13}", "\u{1E15}", "\u{1E17}", "\u{1E19}", "\u{1E1B}", "\u{1E1D}",
  "\u{1E1F}", "\u{1E21}", "\u{1E23}", "\u{1E25}", "\u{1E27}", "\u{1E29}", "\u{1E2B}",
  "\u{1E2D}", "\u{1E2F}", "\u{1E31}", "\u{1E33}", "\u{1E35}", "\u{1E37}", "\u{1E39}",
  "\u{1E3B}", "\u{1E3D}", "\u{1E3F}", "\u{1E41}", "\u{1E43}", "\u{1E45}", "\u{1E47}",
  "\u{1E49}", "\u{1E4B}", "\u{1E4D}", "\u{1E4F}", "\u{1E51}", "\u{1E53}", "\u{1E55}",
  "\u{1E57}", "\u{1E59}", "\u{1E5B}", "\u{1E5D}", "\u{1E5F}", "\u{1E61}", "\u{1E63}",
  "\u{1E65}", "\u{1E67}", "\u{1E69}", "\u{1E6B}", "\u{1E6D}", "\u{1E6F}", "\u{1E71}",
  "\u{1E73}", "\u{1E75}", "\u{1E77}", "\u{1E79}", "\u{1E7B}", "\u{1E7D}", "\u{1E7F}",
  "\u{1E81}", "\u{1E83}", "\u{1E85}", "\u{1E87}", "\u{1E89}", "\u{1E8B}", "\u{1E8D}",
  "\u{1E8F}", "\u{1E91}", "\u{1E93}", "\u{1E95}", "\u{0068}\u{0331}", "\u{0074}\u{0308}",
  "\u{0077}\u{030A}", "\u{0079}\u{030A}", "\u{0061}\u{02BE}", "\u{1E61}", "\u{0073}\u{0073}",
  "\u{1EA1}", "\u{1EA3}", "\u{1EA5}", "\u{1EA7}", "\u{1EA9}", "\u{1EAB}", "\u{1EAD}",
  "\u{1EAF}", "\u{1EB1}", "\u{1EB3}", "\u{1EB5}", "\u{1EB7}", "\u{1EB9}", "\u{1EBB}",
  "\u{1EBD}", "\u{1EBF}", "\u{1EC1}", "\u{1EC3}", "\u{1EC5}", "\u{1EC7}", "\u{1EC9}",
  "\u{1ECB}", "\u{1ECD}", "\u{1ECF}", "\u{1ED1}", "\u{1ED3}", "\u{1ED5}", "\u{1ED7}",
  "\u{1ED9}", "\u{1EDB}", "\u{1EDD}", "\u{1EDF}", "\u{1EE1}", "\u{1EE3}", "\u{1EE5}",
  "\u{1EE7}", "\u{1EE9}", "\u{1EEB}", "\u{1EED}", "\u{1EEF}", "\u{1EF1}", "\u{1EF3}",
  "\u{1EF5}", "\u{1EF7}", "\u{1EF9}", "\u{1EFB}", "\u{1EFD}", "\u{1EFF}", "\u{1F00}",
  "\u{1F01}", "\u{1F02}", "\u{1F03}", "\u{1F04}", "\u{1F05}", "\u{1F06}", "\u{1F07}",
  "\u{1F10}", "\u{1F11}", "\u{1F12}", "\u{1F13}", "\u{1F14}", "\u{1F15}", "\u{1F20}",
  "\u{1F21}", "\u{1F22}", "\u{1F23}", "\u{1F24}", "\u{1F25}", "\u{1F26}", "\u{1F27}",
  "\u{1F30}", "\u{1F31}", "\u{1F32}", "\u{1F33}", "\u{1F34}", "\u{1F35}", "\u{1F36}",
  "\u{1F37}", "\u{1F40}", "\u{1F41}", "\u{1F42}", "\u{1F43}", "\u{1F44}", "\u{1F45}",
  "\u{03C5}\u{0313}", "\u{03C5}\u{0313}\u{0300}", "\u{03C5}\u{0313}\u{0301}", "\u{03C5}\u{0313}\u{0342}",
  "\u{1F51}", "\u{1F53}", "\u{1F55}", "\u{1F57}", "\u{1F60}", "\u{1F61}", "\u{1F62}",
  "\u{1F63}", "\u{1F64}", "\u{1F65}", "\u{1F66}", "\u{1F67}", "\u{1F00}\u{03B9}",
  "\u{1F01}\u{03B9}", "\u{1F02}\u{03B9}", "\u{1F03}\u{03B9}", "\u{1F04}\u{03B9}",
  "\u{1F05}\u{03B9}", "\u{1F06}\u{03B9}", "\u{1F07}\u{03B9}", "\u{1F00}\u{03B9}",
  "\u{1F01}\u{03B9}", "\u{1F02}\u{03B9}", "\u{1F03}\u{03B9}", "\u{1F04}\u{03B9}",
  "\u{1F05}\u{03B9}", "\u{1F06}\u{03B9}", "\u{1F07}\u{03B9}", "\u{1F20}\u{03B9}",
  "\u{1F21}\u{03B9}", "\u{1F22}\u{03B9}", "\u{1F23}\u{03B9}", "\u{1F24}\u{03B9}",
  "\u{1F25}\u{03B9}", "\u{1F26}\u{03B9}", "\u{1F27}\u{03B9}", "\u{1F20}\u{03B9}",
  "\u{1F21}\u{03B9}", "\u{1F22}\u{03B9}", "\u{1F23}\u{03B9}", "\u{1F24}\u{03B9}",
  "\u{1F25}\u{03B9}", "\u{1F26}\u{03B9}", "\u{1F27}\u{03B9}", "\u{1F60}\u{03B9}",
  "\u{1F61}\u{03B9}", "\u{1F62}\u{03B9}", "\u{1F63}\u{03B9}", "\u{1F64}\u{03B9}",
  "\u{1F65}\u{03B9}", "\u{1F66}\u{03B9}", "\u{1F67}\u{03B9}", "\u{1F60}\u{03B9}",
  "\u{1F61}\u{03B9}", "\u{1F62}\u{03B9}", "\u{1F63}\u{03B9}", "\u{1F64}\u{03B9}",
  "\u{1F65}\u{03B9}", "\u{1F66}\u{03B9}", "\u{1F67}\u{03B9}", "\u{1F70}\u{03B9}",
  "\u{03B1}\u{03B9}", "\u{03AC}\u{03B9}", "\u{03B1}\u{0342}", "\u{03B1}\u{0342}\u{03B9}",
  "\u{1FB0}", "\u{1FB1}", "\u{1F70}", "\u{1F71}", "\u{03B1}\u{03B9}", "\u{03B9}",
  "\u{1F74}\u{03B9}", "\u{03B7}\u{03B9}", "\u{03AE}\u{03B9}", "\u{03B7}\u{0342}",
  "\u{03B7}\u{0342}\u{03B9}", "\u{1F72}", "\u{1F73}", "\u{1F74}", "\u{1F75}", "\u{03B7}\u{03B9}",
  "\u{03B9}\u{0308}\u{0300}", "\u{03B9}\u{0308}\u{0301}", "\u{03B9}\u{0342}", "\u{03B9}\u{0308}\u{0342}",
  "\u{1FD0}", "\u{1FD1}", "\u{1F76}", "\u{1F77}", "\u{03C5}\u{0308}\u{0300}", "\u{03C5}\u{0308}\u{0301}",
  "\u{03C1}\u{0313}", "\u{03C5}\u{0342}", "\u{03C5}\u{0308}\u{0342}", "\u{1FE0}",
  "\u{1FE1}", "\u{1F7A}", "\u{1F7B}", "\u{1FE5}", "\u{1F7C}\u{03B9}", "\u{03C9}\u{03B9}",
  "\u{03CE}\u{03B9}", "\u{03C9}\u{0342}", "\u{03C9}\u{0342}\u{03B9}", "\u{1F78}",
  "\u{1F79}", "\u{1F7C}", "\u{1F7D}", "\u{03C9}\u{03B9}", "\u{03C9}", "\u{006B}",
  "\u{00E5}", "\u{214E}", "\u{2170}", "\u{2171}", "\u{2172}", "\u{2173}", "\u{2174}",
  "\u{2175}", "\u{2176}", "\u{2177}", "\u{2178}", "\u{2179}", "\u{217A}", "\u{217B}",
  "\u{217C}", "\u{217D}", "\u{217E}", "\u{217F}", "\u{2184}", "\u{24D0}", "\u{24D1}",
  "\u{24D2}", "\u{24D3}", "\u{24D4}", "\u{24D5}", "\u{24D6}", "\u{24D7}", "\u{24D8}",
  "\u{24D9}", "\u{24DA}", "\u{24DB}", "\u{24DC}", "\u{24DD}", "\u{24DE}", "\u{24DF}",
  "\u{24E0}", "\u{24E1}", "\u{24E2}", "\u{24E3}", "\u{24E4}", "\u{24E5}", "\u{24E6}",
  "\u{24E7}", "\u{24E8}", "\u{24E9}", "\u{2C30}", "\u{2C31}", "\u{2C32}", "\u{2C33}",
  "\u{2C34}", "\u{2C35}", "\u{2C36}", "\u{2C37}", "\u{2C38}", "\u{2C39}", "\u{2C3A}",
  "\u{2C3B}", "\u{2C3C}", "\u{2C3D}", "\u{2C3E}", "\u{2C3F}", "\u{2C40}", "\u{2C41}",
  "\u{2C42}", "\u{2C43}", "\u{2C44}", "\u{2C45}", "\u{2C46}", "\u{2C47}", "\u{2C48}",
  "\u{2C49}", "\u{2C4A}", "\u{2C4B}", "\u{2C4C}", "\u{2C4D}", "\u{2C4E}", "\u{2C4F}",
  "\u{2C50}", "\u{2C51}", "\u{2C52}", "\u{2C53}", "\u{2C54}", "\u{2C55}", "\u{2C56}",
  "\u{2C57}", "\u{2C58}", "\u{2C59}", "\u{2C5A}", "\u{2C5B}", "\u{2C5C}", "\u{2C5D}",
  "\u{2C5E}", "\u{2C5F}", "\u{2C61}", "\u{026B}", "\u{1D7D}", "\u{027D}", "\u{2C68}",
  "\u{2C6A}", "\u{2C6C}", "\u{0251}", "\u{0271}", "\u{0250}", "\u{0252}", "\u{2C73}",
  "\u{2C76}", "\u{023F}", "\u{0240}", "\u{2C81}", "\u{2C83}", "\u{2C85}", "\u{2C87}",
  "\u{2C89}", "\u{2C8B}", "\u{2C8D}", "\u{2C8F}", "\u{2C91}", "\u{2C93}", "\u{2C95}",
  "\u{2C97}", "\u{2C99}", "\u{2C9B}", "\u{2C9D}", "\u{2C9F}", "\u{2CA1}", "\u{2CA3}",
  "\u{2CA5}", "\u{2CA7}", "\u{2CA9}", "\u{2CAB}", "\u{2CAD}", "\u{2CAF}", "\u{2CB1}",
  "\u{2CB3}", "\u{2CB5}", "\u{2CB7}", "\u{2CB9}", "\u{2CBB}", "\u{2CBD}", "\u{2CBF}",
  "\u{2CC1}", "\u{2CC3}", "\u{2CC5}", "\u{2CC7}", "\u{2CC9}", "\u{2CCB}", "\u{2CCD}",
  "\u{2CCF}", "\u{2CD1}", "\u{2CD3}", "\u{2CD5}", "\u{2CD7}", "\u{2CD9}", "\u{2CDB}",
  "\u{2CDD}", "\u{2CDF}", "\u{2CE1}", "\u{2CE3}", "\u{2CEC}", "\u{2CEE}", "\u{2CF3}",
  "\u{A641}", "\u{A643}", "\u{A645}", "\u{A647}", "\u{A649}", "\u{A64B}", "\u{A64D}",
  "\u{A64F}", "\u{A651}", "\u{A653}", "\u{A655}", "\u{A657}", "\u{A659}", "\u{A65B}",
  "\u{A65D}", "\u{A65F}", "\u{A661}", "\u{A663}", "\u{A665}", "\u{A667}", "\u{A669}",
  "\u{A66B}", "\u{A66D}", "\u{A681}", "\u{A683}", "\u{A685}", "\u{A687}", "\u{A689}",
  "\u{A68B}", "\u{A68D}", "\u{A68F}", "\u{A691}", "\u{A693}", "\u{A695}", "\u{A697}",
  "\u{A699}", "\u{A69B}", "\u{A723}", "\u{A725}", "\u{A727}", "\u{A729}", "\u{A72B}",
  "\u{A72D}", "\u{A72F}", "\u{A733}", "\u{A735}", "\u{A737}", "\u{A739}", "\u{A73B}",
  "\u{A73D}", "\u{A73F}", "\u{A741}", "\u{A743}", "\u{A745}", "\u{A747}", "\u{A749}",
  "\u{A74B}", "\u{A74D}", "\u{A74F}", "\u{A751}", "\u{A753}", "\u{A755}", "\u{A757}",
  "\u{A759}", "\u{A75B}", "\u{A75D}", "\u{A75F}", "\u{A761}", "\u{A763}", "\u{A765}",
  "\u{A767}", "\u{A769}", "\u{A76B}", "\u{A76D}", "\u{A76F}", "\u{A77A}", "\u{A77C}",
  "\u{1D79}", "\u{A77F}", "\u{A781}", "\u{A783}", "\u{A785}", "\u{A787}", "\u{A78C}",
  "\u{0265}", "\u{A791}", "\u{A793}", "\u{A797}", "\u{A799}", "\u{A79B}", "\u{A79D}",
  "\u{A79F}", "\u{A7A1}", "\u{A7A3}", "\u{A7A5}", "\u{A7A7}", "\u{A7A9}", "\u{0266}",
  "\u{025C}", "\u{0261}", "\u{026C}", "\u{026A}", "\u{029E}", "\u{0287}", "\u{029D}",
  "\u{AB53}", "\u{A7B5}", "\u{A7B7}", "\u{A7B9}", "\u{A7BB}", "\u{A7BD}", "\u{A7BF}",
  "\u{A7C1}", "\u{A7C3}", "\u{A794}", "\u{0282}", "\u{1D8E}", "\u{A7C8}", "\u{A7CA}",
  "\u{0264}", "\u{A7CD}", "\u{A7CF}", "\u{A7D1}", "\u{A7D3}", "\u{A7D5}", "\u{A7D7}",
  "\u{A7D9}", "\u{A7DB}", "\u{019B}", "\u{0277}", "\u{027C}", "\u{A7F6}", "\u{AB4B}",
  "\u{AB4C}", "\u{13A0}", "\u{13A1}", "\u{13A2}", "\u{13A3}", "\u{13A4}", "\u{13A5}",
  "\u{13A6}", "\u{13A7}", "\u{13A8}", "\u{13A9}", "\u{13AA}", "\u{13AB}", "\u{13AC}",
  "\u{13AD}", "\u{13AE}", "\u{13AF}", "\u{13B0}", "\u{13B1}", "\u{13B2}", "\u{13B3}",
  "\u{13B4}", "\u{13B5}", "\u{13B6}", "\u{13B7}", "\u{13B8}", "\u{13B9}", "\u{13BA}",
  "\u{13BB}", "\u{13BC}", "\u{13BD}", "\u{13BE}", "\u{13BF}", "\u{13C0}", "\u{13C1}",
  "\u{13C2}", "\u{13C3}", "\u{13C4}", "\u{13C5}", "\u{13C6}", "\u{13C7}", "\u{13C8}",
  "\u{13C9}", "\u{13CA}", "\u{13CB}", "\u{13CC}", "\u{13CD}", "\u{13CE}", "\u{13CF}",
  "\u{13D0}", "\u{13D1}", "\u{13D2}", "\u{13D3}", "\u{13D4}", "\u{13D5}", "\u{13D6}",
  "\u{13D7}", "\u{13D8}", "\u{13D9}", "\u{13DA}", "\u{13DB}", "\u{13DC}", "\u{13DD}",
  "\u{13DE}", "\u{13DF}", "\u{13E0}", "\u{13E1}", "\u{13E2}", "\u{13E3}", "\u{13E4}",
  "\u{13E5}", "\u{13E6}", "\u{13E7}", "\u{13E8}", "\u{13E9}", "\u{13EA}", "\u{13EB}",
  "\u{13EC}", "\u{13ED}", "\u{13EE}", "\u{13EF}", "\u{0066}\u{0066}", "\u{0066}\u{0069}",
  "\u{0066}\u{006C}", "\u{0066}\u{0066}\u{0069}", "\u{0066}\u{0066}\u{006C}", "\u{0073}\u{0074}",
  "\u{0073}\u{0074}", "\u{0574}\u{0576}", "\u{0574}\u{0565}", "\u{0574}\u{056B}",
  "\u{057E}\u{0576}", "\u{0574}\u{056D}", "\u{FF41}", "\u{FF42}", "\u{FF43}", "\u{FF44}",
  "\u{FF45}", "\u{FF46}", "\u{FF47}", "\u{FF48}", "\u{FF49}", "\u{FF4A}", "\u{FF4B}",
  "\u{FF4C}", "\u{FF4D}", "\u{FF4E}", "\u{FF4F}", "\u{FF50}", "\u{FF51}", "\u{FF52}",
  "\u{FF53}", "\u{FF54}", "\u{FF55}", "\u{FF56}", "\u{FF57}", "\u{FF58}", "\u{FF59}",
  "\u{FF5A}", "\u{10428}", "\u{10429}", "\u{1042A}", "\u{1042B}", "\u{1042C}", "\u{1042D}",
  "\u{1042E}", "\u{1042F}", "\u{10430}", "\u{10431}", "\u{10432}", "\u{10433}", "\u{10434}",
  "\u{10435}", "\u{10436}", "\u{10437}", "\u{10438}", "\u{10439}", "\u{1043A}", "\u{1043B}",
  "\u{1043C}", "\u{1043D}", "\u{1043E}", "\u{1043F}", "\u{10440}", "\u{10441}", "\u{10442}",
  "\u{10443}", "\u{10444}", "\u{10445}", "\u{10446}", "\u{10447}", "\u{10448}", "\u{10449}",
  "\u{1044A}", "\u{1044B}", "\u{1044C}", "\u{1044D}", "\u{1044E}", "\u{1044F}", "\u{104D8}",
  "\u{104D9}", "\u{104DA}", "\u{104DB}", "\u{104DC}", "\u{104DD}", "\u{104DE}", "\u{104DF}",
  "\u{104E0}", "\u{104E1}", "\u{104E2}", "\u{104E3}", "\u{104E4}", "\u{104E5}", "\u{104E6}",
  "\u{104E7}", "\u{104E8}", "\u{104E9}", "\u{104EA}", "\u{104EB}", "\u{104EC}", "\u{104ED}",
  "\u{104EE}", "\u{104EF}", "\u{104F0}", "\u{104F1}", "\u{104F2}", "\u{104F3}", "\u{104F4}",
  "\u{104F5}", "\u{104F6}", "\u{104F7}", "\u{104F8}", "\u{104F9}", "\u{104FA}", "\u{104FB}",
  "\u{10597}", "\u{10598}", "\u{10599}", "\u{1059A}", "\u{1059B}", "\u{1059C}", "\u{1059D}",
  "\u{1059E}", "\u{1059F}", "\u{105A0}", "\u{105A1}", "\u{105A3}", "\u{105A4}", "\u{105A5}",
  "\u{105A6}", "\u{105A7}", "\u{105A8}", "\u{105A9}", "\u{105AA}", "\u{105AB}", "\u{105AC}",
  "\u{105AD}", "\u{105AE}", "\u{105AF}", "\u{105B0}", "\u{105B1}", "\u{105B3}", "\u{105B4}",
  "\u{105B5}", "\u{105B6}", "\u{105B7}", "\u{105B8}", "\u{105B9}", "\u{105BB}", "\u{105BC}",
  "\u{10CC0}", "\u{10CC1}", "\u{10CC2}", "\u{10CC3}", "\u{10CC4}", "\u{10CC5}", "\u{10CC6}",
  "\u{10CC7}", "\u{10CC8}", "\u{10CC9}", "\u{10CCA}", "\u{10CCB}", "\u{10CCC}", "\u{10CCD}",
  "\u{10CCE}", "\u{10CCF}", "\u{10CD0}", "\u{10CD1}", "\u{10CD2}", "\u{10CD3}", "\u{10CD4}",
  "\u{10CD5}", "\u{10CD6}", "\u{10CD7}", "\u{10CD8}", "\u{10CD9}", "\u{10CDA}", "\u{10CDB}",
  "\u{10CDC}", "\u{10CDD}", "\u{10CDE}", "\u{10CDF}", "\u{10CE0}", "\u{10CE1}", "\u{10CE2}",
  "\u{10CE3}", "\u{10CE4}", "\u{10CE5}", "\u{10CE6}", "\u{10CE7}", "\u{10CE8}", "\u{10CE9}",
  "\u{10CEA}", "\u{10CEB}", "\u{10CEC}", "\u{10CED}", "\u{10CEE}", "\u{10CEF}", "\u{10CF0}",
  "\u{10CF1}", "\u{10CF2}", "\u{10D70}", "\u{10D71}", "\u{10D72}", "\u{10D73}", "\u{10D74}",
  "\u{10D75}", "\u{10D76}", "\u{10D77}", "\u{10D78}", "\u{10D79}", "\u{10D7A}", "\u{10D7B}",
  "\u{10D7C}", "\u{10D7D}", "\u{10D7E}", "\u{10D7F}", "\u{10D80}", "\u{10D81}", "\u{10D82}",
  "\u{10D83}", "\u{10D84}", "\u{10D85}", "\u{118C0}", "\u{118C1}", "\u{118C2}", "\u{118C3}",
  "\u{118C4}", "\u{118C5}", "\u{118C6}", "\u{118C7}", "\u{118C8}", "\u{118C9}", "\u{118CA}",
  "\u{118CB}", "\u{118CC}", "\u{118CD}", "\u{118CE}", "\u{118CF}", "\u{118D0}", "\u{118D1}",
  "\u{118D2}", "\u{118D3}", "\u{118D4}", "\u{118D5}", "\u{118D6}", "\u{118D7}", "\u{118D8}",
  "\u{118D9}", "\u{118DA}", "\u{118DB}", "\u{118DC}", "\u{118DD}", "\u{118DE}", "\u{118DF}",
  "\u{16E60}", "\u{16E61}", "\u{16E62}", "\u{16E63}", "\u{16E64}", "\u{16E65}", "\u{16E66}",
  "\u{16E67}", "\u{16E68}", "\u{16E69}", "\u{16E6A}", "\u{16E6B}", "\u{16E6C}", "\u{16E6D}",
  "\u{16E6E}", "\u{16E6F}", "\u{16E70}", "\u{16E71}", "\u{16E72}", "\u{16E73}", "\u{16E74}",
  "\u{16E75}", "\u{16E76}", "\u{16E77}", "\u{16E78}", "\u{16E79}", "\u{16E7A}", "\u{16E7B}",
  "\u{16E7C}", "\u{16E7D}", "\u{16E7E}", "\u{16E7F}", "\u{16EBB}", "\u{16EBC}", "\u{16EBD}",
  "\u{16EBE}", "\u{16EBF}", "\u{16EC0}", "\u{16EC1}", "\u{16EC2}", "\u{16EC3}", "\u{16EC4}",
  "\u{16EC5}", "\u{16EC6}", "\u{16EC7}", "\u{16EC8}", "\u{16EC9}", "\u{16ECA}", "\u{16ECB}",
  "\u{16ECC}", "\u{16ECD}", "\u{16ECE}", "\u{16ECF}", "\u{16ED0}", "\u{16ED1}", "\u{16ED2}",
  "\u{16ED3}", "\u{1DF41}", "\u{1DF49}", "\u{1DF4B}", "\u{1DF4E}", "\u{1DF52}", "\u{1DF69}",
  "\u{1DF6B}", "\u{1DF6D}", "\u{1DF6F}", "\u{1DF73}", "\u{1DF75}", "\u{1DF77}", "\u{1DF79}",
  "\u{1DF7B}", "\u{1DF7D}", "\u{1DF7F}", "\u{0073}\u{0073}", "\u{1E922}", "\u{1E923}",
  "\u{1E924}", "\u{1E925}", "\u{1E926}", "\u{1E927}", "\u{1E928}", "\u{1E929}", "\u{1E92A}",
  "\u{1E92B}", "\u{1E92C}", "\u{1E92D}", "\u{1E92E}", "\u{1E92F}", "\u{1E930}", "\u{1E931}",
  "\u{1E932}", "\u{1E933}", "\u{1E934}", "\u{1E935}", "\u{1E936}", "\u{1E937}", "\u{1E938}",
  "\u{1E939}", "\u{1E93A}", "\u{1E93B}", "\u{1E93C}", "\u{1E93D}", "\u{1E93E}", "\u{1E93F}",
  "\u{1E940}", "\u{1E941}", "\u{1E942}", "\u{1E943}",
]

///|
/// None means identity; Some("") means removal.
fn lookup_case_folding(c : Char) -> String? {
  let cp = c.to_int()
  let mut low = 0
  let mut high = case_folding_starts.length()
  while low < high {
    let mid = (low + high) / 2
    if cp < case_folding_starts[mid] {
      high = mid
    } else if cp > case_folding_ends[mid] {
      low = mid + 1
    } else {
      return Some(case_folding_mappings[mid])
    }
  }
  None
}