1 // AUTOGENERATED FROM index-koi8-u.txt, ORIGINAL COMMENT FOLLOWS:
2 //
3 // Any copyright is dedicated to the Public Domain.
4 // https://creativecommons.org/publicdomain/zero/1.0/
5 //
6 // For details on index index-koi8-u.txt see the Encoding Standard
7 // https://encoding.spec.whatwg.org/
8 //
9 // Identifier: f9609f62c683e8f4ee8e9c68c6a6e18b6043b381e6f7d512c53fcaf9894e3a94
10 // Date: 2014-12-19
11 
12 static FORWARD_TABLE: &'static [u16] = &[
13     9472, 9474, 9484, 9488, 9492, 9496, 9500, 9508, 9516, 9524, 9532, 9600,
14     9604, 9608, 9612, 9616, 9617, 9618, 9619, 8992, 9632, 8729, 8730, 8776,
15     8804, 8805, 160, 8993, 176, 178, 183, 247, 9552, 9553, 9554, 1105, 1108,
16     9556, 1110, 1111, 9559, 9560, 9561, 9562, 9563, 1169, 9565, 9566, 9567,
17     9568, 9569, 1025, 1028, 9571, 1030, 1031, 9574, 9575, 9576, 9577, 9578,
18     1168, 9580, 169, 1102, 1072, 1073, 1094, 1076, 1077, 1092, 1075, 1093,
19     1080, 1081, 1082, 1083, 1084, 1085, 1086, 1087, 1103, 1088, 1089, 1090,
20     1091, 1078, 1074, 1100, 1099, 1079, 1096, 1101, 1097, 1095, 1098, 1070,
21     1040, 1041, 1062, 1044, 1045, 1060, 1043, 1061, 1048, 1049, 1050, 1051,
22     1052, 1053, 1054, 1055, 1071, 1056, 1057, 1058, 1059, 1046, 1042, 1068,
23     1067, 1047, 1064, 1069, 1065, 1063, 1066,
24 ];
25 
26 /// Returns the index code point for pointer `code` in this index.
27 #[inline]
forward(code: u8) -> u1628 pub fn forward(code: u8) -> u16 {
29     FORWARD_TABLE[(code - 0x80) as usize]
30 }
31 
32 static BACKWARD_TABLE_LOWER: &'static [u8] = &[
33     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
34     0, 0, 0, 0, 0, 0, 0, 154, 0, 0, 0, 0, 0, 0, 0, 0, 191, 0, 0, 0, 0, 0, 0,
35     156, 0, 157, 0, 0, 0, 0, 158, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
36     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 159, 0, 0, 0, 0, 0, 0, 0,
37     0, 0, 179, 0, 0, 180, 0, 182, 183, 0, 0, 0, 0, 0, 0, 0, 0, 225, 226, 247,
38     231, 228, 229, 246, 250, 233, 234, 235, 236, 237, 238, 239, 240, 242, 243,
39     244, 245, 230, 232, 227, 254, 251, 253, 255, 249, 248, 252, 224, 241, 193,
40     194, 215, 199, 196, 197, 214, 218, 201, 202, 203, 204, 205, 206, 207, 208,
41     210, 211, 212, 213, 198, 200, 195, 222, 219, 221, 223, 217, 216, 220, 192,
42     209, 0, 163, 0, 0, 164, 0, 166, 167, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
43     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 189, 173, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
44     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
45     0, 0, 0, 149, 150, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 151, 0, 0, 0, 0,
46     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 152,
47     153, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
48     0, 0, 0, 147, 155, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
49     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 0, 129, 0, 0, 0, 0, 0, 0, 0, 0, 0,
50     130, 0, 0, 0, 131, 0, 0, 0, 132, 0, 0, 0, 133, 0, 0, 0, 134, 0, 0, 0, 0, 0,
51     0, 0, 135, 0, 0, 0, 0, 0, 0, 0, 136, 0, 0, 0, 0, 0, 0, 0, 137, 0, 0, 0, 0,
52     0, 0, 0, 138, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 160,
53     161, 162, 0, 165, 0, 0, 168, 169, 170, 171, 172, 0, 174, 175, 176, 177,
54     178, 0, 181, 0, 0, 184, 185, 186, 187, 188, 0, 190, 0, 0, 0, 0, 0, 0, 0, 0,
55     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 139, 0, 0, 0, 140, 0, 0, 0, 141, 0, 0, 0,
56     142, 0, 0, 0, 143, 144, 145, 146, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 148,
57     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
58     0, 0, 0, 0, 0, 0,
59 ];
60 
61 static BACKWARD_TABLE_UPPER: &'static [u16] = &[
62     0, 0, 0, 0, 0, 32, 0, 64, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
63     0, 0, 0, 0, 0, 0, 0, 0, 96, 128, 160, 0, 192, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
64     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
65     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
66     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
67     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
68     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
69     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
70     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
71     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
72     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
73     224, 0, 256, 288, 0, 0, 0, 0, 0, 320, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
74     0, 0, 352, 384, 416, 448, 480, 512,
75 ];
76 
77 /// Returns the index pointer for code point `code` in this index.
78 #[inline]
backward(code: u32) -> u879 pub fn backward(code: u32) -> u8 {
80     let offset = (code >> 5) as usize;
81     let offset = if offset < 302 {BACKWARD_TABLE_UPPER[offset] as usize} else {0};
82     BACKWARD_TABLE_LOWER[offset + ((code & 31) as usize)]
83 }
84 
85 #[cfg(test)]
86 single_byte_tests!(
87     mod = koi8_u
88 );
89