src/Charsets.ts

   1 /**
   2  * @license MIT
   3  */
   4
   5 /**
   6  * The character sets supported by the terminal. These enable several languages
   7  * to be represented within the terminal with only 8-bit encoding. See ISO 2022
   8  * for a discussion on character sets. Only VT100 character sets are supported.
   9  */
  10 export const CHARSETS: {[key: string]: {[key: string]: string}} = {};
  11
  12 /**
  13  * The default character set, US.
  14  */
  15 export const DEFAULT_CHARSET = CHARSETS['B'];
  16
  17 /**
  18  * DEC Special Character and Line Drawing Set.
  19  * Reference: http://vt100.net/docs/vt102-ug/table5-13.html
  20  * A lot of curses apps use this if they see TERM=xterm.
  21  * testing: echo -e '\e(0a\e(B'
  22  * The xterm output sometimes seems to conflict with the
  23  * reference above. xterm seems in line with the reference
  24  * when running vttest however.
  25  * The table below now uses xterm's output from vttest.
  26  */
  27 CHARSETS['0'] = {
  28   '`': '\u25c6', // '◆'
  29   'a': '\u2592', // '▒'
  30   'b': '\u0009', // '\t'
  31   'c': '\u000c', // '\f'
  32   'd': '\u000d', // '\r'
  33   'e': '\u000a', // '\n'
  34   'f': '\u00b0', // '°'
  35   'g': '\u00b1', // '±'
  36   'h': '\u2424', // '\u2424' (NL)
  37   'i': '\u000b', // '\v'
  38   'j': '\u2518', // '┘'
  39   'k': '\u2510', // '┐'
  40   'l': '\u250c', // '┌'
  41   'm': '\u2514', // '└'
  42   'n': '\u253c', // '┼'
  43   'o': '\u23ba', // '⎺'
  44   'p': '\u23bb', // '⎻'
  45   'q': '\u2500', // '─'
  46   'r': '\u23bc', // '⎼'
  47   's': '\u23bd', // '⎽'
  48   't': '\u251c', // '├'
  49   'u': '\u2524', // '┤'
  50   'v': '\u2534', // '┴'
  51   'w': '\u252c', // '┬'
  52   'x': '\u2502', // '│'
  53   'y': '\u2264', // '≤'
  54   'z': '\u2265', // '≥'
  55   '{': '\u03c0', // 'π'
  56   '|': '\u2260', // '≠'
  57   '}': '\u00a3', // '£'
  58   '~': '\u00b7'  // '·'
  59 };
  60
  61 /**
  62  * British character set
  63  * ESC (A
  64  * Reference: http://vt100.net/docs/vt220-rm/table2-5.html
  65  */
  66 CHARSETS['A'] = {
  67   '#': '£'
  68 };
  69
  70 /**
  71  * United States character set
  72  * ESC (B
  73  */
  74 CHARSETS['B'] = null;
  75
  76 /**
  77  * Dutch character set
  78  * ESC (4
  79  * Reference: http://vt100.net/docs/vt220-rm/table2-6.html
  80  */
  81 CHARSETS['4'] = {
  82   '#': '£',
  83   '@': '¾',
  84   '[': 'ij',
  85   '\\': '½',
  86   ']': '|',
  87   '{': '¨',
  88   '|': 'f',
  89   '}': '¼',
  90   '~': '´'
  91 };
  92
  93 /**
  94  * Finnish character set
  95  * ESC (C or ESC (5
  96  * Reference: http://vt100.net/docs/vt220-rm/table2-7.html
  97  */
  98 CHARSETS['C'] =
  99 CHARSETS['5'] = {
 100   '[': 'Ä',
 101   '\\': 'Ö',
 102   ']': 'Å',
 103   '^': 'Ü',
 104   '`': 'é',
 105   '{': 'ä',
 106   '|': 'ö',
 107   '}': 'å',
 108   '~': 'ü'
 109 };
 110
 111 /**
 112  * French character set
 113  * ESC (R
 114  * Reference: http://vt100.net/docs/vt220-rm/table2-8.html
 115  */
 116 CHARSETS['R'] = {
 117   '#': '£',
 118   '@': 'à',
 119   '[': '°',
 120   '\\': 'ç',
 121   ']': '§',
 122   '{': 'é',
 123   '|': 'ù',
 124   '}': 'è',
 125   '~': '¨'
 126 };
 127
 128 /**
 129  * French Canadian character set
 130  * ESC (Q
 131  * Reference: http://vt100.net/docs/vt220-rm/table2-9.html
 132  */
 133 CHARSETS['Q'] = {
 134   '@': 'à',
 135   '[': 'â',
 136   '\\': 'ç',
 137   ']': 'ê',
 138   '^': 'î',
 139   '`': 'ô',
 140   '{': 'é',
 141   '|': 'ù',
 142   '}': 'è',
 143   '~': 'û'
 144 };
 145
 146 /**
 147  * German character set
 148  * ESC (K
 149  * Reference: http://vt100.net/docs/vt220-rm/table2-10.html
 150  */
 151 CHARSETS['K'] = {
 152   '@': '§',
 153   '[': 'Ä',
 154   '\\': 'Ö',
 155   ']': 'Ü',
 156   '{': 'ä',
 157   '|': 'ö',
 158   '}': 'ü',
 159   '~': 'ß'
 160 };
 161
 162 /**
 163  * Italian character set
 164  * ESC (Y
 165  * Reference: http://vt100.net/docs/vt220-rm/table2-11.html
 166  */
 167 CHARSETS['Y'] = {
 168   '#': '£',
 169   '@': '§',
 170   '[': '°',
 171   '\\': 'ç',
 172   ']': 'é',
 173   '`': 'ù',
 174   '{': 'à',
 175   '|': 'ò',
 176   '}': 'è',
 177   '~': 'ì'
 178 };
 179
 180 /**
 181  * Norwegian/Danish character set
 182  * ESC (E or ESC (6
 183  * Reference: http://vt100.net/docs/vt220-rm/table2-12.html
 184  */
 185 CHARSETS['E'] =
 186 CHARSETS['6'] = {
 187   '@': 'Ä',
 188   '[': 'Æ',
 189   '\\': 'Ø',
 190   ']': 'Å',
 191   '^': 'Ü',
 192   '`': 'ä',
 193   '{': 'æ',
 194   '|': 'ø',
 195   '}': 'å',
 196   '~': 'ü'
 197 };
 198
 199 /**
 200  * Spanish character set
 201  * ESC (Z
 202  * Reference: http://vt100.net/docs/vt220-rm/table2-13.html
 203  */
 204 CHARSETS['Z'] = {
 205   '#': '£',
 206   '@': '§',
 207   '[': '¡',
 208   '\\': 'Ñ',
 209   ']': '¿',
 210   '{': '°',
 211   '|': 'ñ',
 212   '}': 'ç'
 213 };
 214
 215 /**
 216  * Swedish character set
 217  * ESC (H or ESC (7
 218  * Reference: http://vt100.net/docs/vt220-rm/table2-14.html
 219  */
 220 CHARSETS['H'] =
 221 CHARSETS['7'] = {
 222   '@': 'É',
 223   '[': 'Ä',
 224   '\\': 'Ö',
 225   ']': 'Å',
 226   '^': 'Ü',
 227   '`': 'é',
 228   '{': 'ä',
 229   '|': 'ö',
 230   '}': 'å',
 231   '~': 'ü'
 232 };
 233
 234 /**
 235  * Swiss character set
 236  * ESC (=
 237  * Reference: http://vt100.net/docs/vt220-rm/table2-15.html
 238  */
 239 CHARSETS['='] = {
 240   '#': 'ù',
 241   '@': 'à',
 242   '[': 'é',
 243   '\\': 'ç',
 244   ']': 'ê',
 245   '^': 'î',
 246   '_': 'è',
 247   '`': 'ô',
 248   '{': 'ä',
 249   '|': 'ö',
 250   '}': 'ü',
 251   '~': 'û'
 252 };