Mercurial > projects > ldc
view lphobos/std/uni.d @ 650:aa6a0b7968f7
Added test case for bug #100
Removed dubious check for not emitting static private global in other modules without access. This should be handled properly somewhere else, it's causing unresolved global errors for stuff that should work (in MiniD)
author | Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> |
---|---|
date | Sun, 05 Oct 2008 17:28:15 +0200 |
parents | fd32135dca3e |
children |
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// Written in the D programming language. /* * Placed into the Public Domain. * Digital Mars, www.digitalmars.com * Written by Walter Bright */ /** * Simple Unicode character classification functions. * For ASCII classification, see $(LINK2 std_ctype.html, std.ctype). * Macros: * WIKI=Phobos/StdUni * References: * $(LINK2 http://www.digitalmars.com/d/ascii-table.html, ASCII Table), * $(LINK2 http://en.wikipedia.org/wiki/Unicode, Wikipedia), * $(LINK2 http://www.unicode.org, The Unicode Consortium) * Trademarks: * Unicode(tm) is a trademark of Unicode, Inc. */ module std.uni; /** * Returns !=0 if c is a Unicode lower case character. */ int isUniLower(dchar c) { if (c <= 0x7F) return (c >= 'a' && c <= 'z'); return isUniAlpha(c) && c == toUniLower(c); } /** * Returns !=0 if c is a Unicode upper case character. */ int isUniUpper(dchar c) { if (c <= 0x7F) return (c >= 'A' && c <= 'Z'); return isUniAlpha(c) && c == toUniUpper(c); } /** * If c is a Unicode upper case character, return the lower case * equivalent, otherwise return c. */ dchar toUniLower(dchar c) { if (c >= 'A' && c <= 'Z') { c += 32; } else if (c >= 0x00C0) { if ((c >= 0x00C0 && c <= 0x00D6) || (c >= 0x00D8 && c<=0x00DE)) { c += 32; } else if ((c >= 0x0100 && c < 0x0138) || (c > 0x0149 && c < 0x0178)) { if (c == 0x0130) c = 0x0069; else if ((c & 1) == 0) c += 1; } else if (c == 0x0178) { c = 0x00FF; } else if ((c >= 0x0139 && c < 0x0149) || (c > 0x0178 && c < 0x017F)) { if (c & 1) c += 1; } else if (c >= 0x0200 && c <= 0x0217) { if ((c & 1) == 0) c += 1; } else if ((c >= 0x0401 && c <= 0x040C) || (c>= 0x040E && c <= 0x040F)) { c += 80; } else if (c >= 0x0410 && c <= 0x042F) { c += 32; } else if (c >= 0x0460 && c <= 0x047F) { if ((c & 1) == 0) c += 1; } else if (c >= 0x0531 && c <= 0x0556) { c += 48; } else if (c >= 0x10A0 && c <= 0x10C5) { c += 48; } else if (c >= 0xFF21 && c <= 0xFF3A) { c += 32; } } return c; } /** * If c is a Unicode lower case character, return the upper case * equivalent, otherwise return c. */ dchar toUniUpper(dchar c) { if (c >= 'a' && c <= 'z') { c -= 32; } else if (c >= 0x00E0) { if ((c >= 0x00E0 && c <= 0x00F6) || (c >= 0x00F8 && c <= 0x00FE)) { c -= 32; } else if (c == 0x00FF) { c = 0x0178; } else if ((c >= 0x0100 && c < 0x0138) || (c > 0x0149 && c < 0x0178)) { if (c == 0x0131) c = 0x0049; else if (c & 1) c -= 1; } else if ((c >= 0x0139 && c < 0x0149) || (c > 0x0178 && c < 0x017F)) { if ((c & 1) == 0) c = c-1; } else if (c == 0x017F) { c = 0x0053; } else if (c >= 0x0200 && c <= 0x0217) { if (c & 1) c = c-1; } else if (c >= 0x0430 && c<= 0x044F) { c -= 32; } else if ((c >= 0x0451 && c <= 0x045C) || (c >=0x045E && c<= 0x045F)) { c -= 80; } else if (c >= 0x0460 && c <= 0x047F) { if (c & 1) c -= 1; } else if (c >= 0x0561 && c < 0x0587) { c -= 48; } else if (c >= 0xFF41 && c <= 0xFF5A) { c -= 32; } } return c; } /******************************* * Return !=0 if u is a Unicode alpha character. * (general Unicode category: Lu, Ll, Lt, Lm and Lo) * * Standards: Unicode 5.0.0 */ int isUniAlpha(dchar u) { static dchar table[][2] = [ [ 'A', 'Z' ], [ 'a', 'z' ], [ 0x00AA, 0x00AA ], [ 0x00B5, 0x00B5 ], [ 0x00BA, 0x00BA ], [ 0x00C0, 0x00D6 ], [ 0x00D8, 0x00F6 ], [ 0x00F8, 0x02C1 ], [ 0x02C6, 0x02D1 ], [ 0x02E0, 0x02E4 ], [ 0x02EE, 0x02EE ], [ 0x037A, 0x037D ], [ 0x0386, 0x0386 ], [ 0x0388, 0x038A ], [ 0x038C, 0x038C ], [ 0x038E, 0x03A1 ], [ 0x03A3, 0x03CE ], [ 0x03D0, 0x03F5 ], [ 0x03F7, 0x0481 ], [ 0x048A, 0x0513 ], [ 0x0531, 0x0556 ], [ 0x0559, 0x0559 ], [ 0x0561, 0x0587 ], [ 0x05D0, 0x05EA ], [ 0x05F0, 0x05F2 ], [ 0x0621, 0x063A ], [ 0x0640, 0x064A ], [ 0x066E, 0x066F ], [ 0x0671, 0x06D3 ], [ 0x06D5, 0x06D5 ], [ 0x06E5, 0x06E6 ], [ 0x06EE, 0x06EF ], [ 0x06FA, 0x06FC ], [ 0x06FF, 0x06FF ], [ 0x0710, 0x0710 ], [ 0x0712, 0x072F ], [ 0x074D, 0x076D ], [ 0x0780, 0x07A5 ], [ 0x07B1, 0x07B1 ], [ 0x07CA, 0x07EA ], [ 0x07F4, 0x07F5 ], [ 0x07FA, 0x07FA ], [ 0x0904, 0x0939 ], [ 0x093D, 0x093D ], [ 0x0950, 0x0950 ], [ 0x0958, 0x0961 ], [ 0x097B, 0x097F ], [ 0x0985, 0x098C ], [ 0x098F, 0x0990 ], [ 0x0993, 0x09A8 ], [ 0x09AA, 0x09B0 ], [ 0x09B2, 0x09B2 ], [ 0x09B6, 0x09B9 ], [ 0x09BD, 0x09BD ], [ 0x09CE, 0x09CE ], [ 0x09DC, 0x09DD ], [ 0x09DF, 0x09E1 ], [ 0x09F0, 0x09F1 ], [ 0x0A05, 0x0A0A ], [ 0x0A0F, 0x0A10 ], [ 0x0A13, 0x0A28 ], [ 0x0A2A, 0x0A30 ], [ 0x0A32, 0x0A33 ], [ 0x0A35, 0x0A36 ], [ 0x0A38, 0x0A39 ], [ 0x0A59, 0x0A5C ], [ 0x0A5E, 0x0A5E ], [ 0x0A72, 0x0A74 ], [ 0x0A85, 0x0A8D ], [ 0x0A8F, 0x0A91 ], [ 0x0A93, 0x0AA8 ], [ 0x0AAA, 0x0AB0 ], [ 0x0AB2, 0x0AB3 ], [ 0x0AB5, 0x0AB9 ], [ 0x0ABD, 0x0ABD ], [ 0x0AD0, 0x0AD0 ], [ 0x0AE0, 0x0AE1 ], [ 0x0B05, 0x0B0C ], [ 0x0B0F, 0x0B10 ], [ 0x0B13, 0x0B28 ], [ 0x0B2A, 0x0B30 ], [ 0x0B32, 0x0B33 ], [ 0x0B35, 0x0B39 ], [ 0x0B3D, 0x0B3D ], [ 0x0B5C, 0x0B5D ], [ 0x0B5F, 0x0B61 ], [ 0x0B71, 0x0B71 ], [ 0x0B83, 0x0B83 ], [ 0x0B85, 0x0B8A ], [ 0x0B8E, 0x0B90 ], [ 0x0B92, 0x0B95 ], [ 0x0B99, 0x0B9A ], [ 0x0B9C, 0x0B9C ], [ 0x0B9E, 0x0B9F ], [ 0x0BA3, 0x0BA4 ], [ 0x0BA8, 0x0BAA ], [ 0x0BAE, 0x0BB9 ], [ 0x0C05, 0x0C0C ], [ 0x0C0E, 0x0C10 ], [ 0x0C12, 0x0C28 ], [ 0x0C2A, 0x0C33 ], [ 0x0C35, 0x0C39 ], [ 0x0C60, 0x0C61 ], [ 0x0C85, 0x0C8C ], [ 0x0C8E, 0x0C90 ], [ 0x0C92, 0x0CA8 ], [ 0x0CAA, 0x0CB3 ], [ 0x0CB5, 0x0CB9 ], [ 0x0CBD, 0x0CBD ], [ 0x0CDE, 0x0CDE ], [ 0x0CE0, 0x0CE1 ], [ 0x0D05, 0x0D0C ], [ 0x0D0E, 0x0D10 ], [ 0x0D12, 0x0D28 ], [ 0x0D2A, 0x0D39 ], [ 0x0D60, 0x0D61 ], [ 0x0D85, 0x0D96 ], [ 0x0D9A, 0x0DB1 ], [ 0x0DB3, 0x0DBB ], [ 0x0DBD, 0x0DBD ], [ 0x0DC0, 0x0DC6 ], [ 0x0E01, 0x0E30 ], [ 0x0E32, 0x0E33 ], [ 0x0E40, 0x0E46 ], [ 0x0E81, 0x0E82 ], [ 0x0E84, 0x0E84 ], [ 0x0E87, 0x0E88 ], [ 0x0E8A, 0x0E8A ], [ 0x0E8D, 0x0E8D ], [ 0x0E94, 0x0E97 ], [ 0x0E99, 0x0E9F ], [ 0x0EA1, 0x0EA3 ], [ 0x0EA5, 0x0EA5 ], [ 0x0EA7, 0x0EA7 ], [ 0x0EAA, 0x0EAB ], [ 0x0EAD, 0x0EB0 ], [ 0x0EB2, 0x0EB3 ], [ 0x0EBD, 0x0EBD ], [ 0x0EC0, 0x0EC4 ], [ 0x0EC6, 0x0EC6 ], [ 0x0EDC, 0x0EDD ], [ 0x0F00, 0x0F00 ], [ 0x0F40, 0x0F47 ], [ 0x0F49, 0x0F6A ], [ 0x0F88, 0x0F8B ], [ 0x1000, 0x1021 ], [ 0x1023, 0x1027 ], [ 0x1029, 0x102A ], [ 0x1050, 0x1055 ], [ 0x10A0, 0x10C5 ], [ 0x10D0, 0x10FA ], [ 0x10FC, 0x10FC ], [ 0x1100, 0x1159 ], [ 0x115F, 0x11A2 ], [ 0x11A8, 0x11F9 ], [ 0x1200, 0x1248 ], [ 0x124A, 0x124D ], [ 0x1250, 0x1256 ], [ 0x1258, 0x1258 ], [ 0x125A, 0x125D ], [ 0x1260, 0x1288 ], [ 0x128A, 0x128D ], [ 0x1290, 0x12B0 ], [ 0x12B2, 0x12B5 ], [ 0x12B8, 0x12BE ], [ 0x12C0, 0x12C0 ], [ 0x12C2, 0x12C5 ], [ 0x12C8, 0x12D6 ], [ 0x12D8, 0x1310 ], [ 0x1312, 0x1315 ], [ 0x1318, 0x135A ], [ 0x1380, 0x138F ], [ 0x13A0, 0x13F4 ], [ 0x1401, 0x166C ], [ 0x166F, 0x1676 ], [ 0x1681, 0x169A ], [ 0x16A0, 0x16EA ], [ 0x1700, 0x170C ], [ 0x170E, 0x1711 ], [ 0x1720, 0x1731 ], [ 0x1740, 0x1751 ], [ 0x1760, 0x176C ], [ 0x176E, 0x1770 ], [ 0x1780, 0x17B3 ], [ 0x17D7, 0x17D7 ], [ 0x17DC, 0x17DC ], [ 0x1820, 0x1877 ], [ 0x1880, 0x18A8 ], [ 0x1900, 0x191C ], [ 0x1950, 0x196D ], [ 0x1970, 0x1974 ], [ 0x1980, 0x19A9 ], [ 0x19C1, 0x19C7 ], [ 0x1A00, 0x1A16 ], [ 0x1B05, 0x1B33 ], [ 0x1B45, 0x1B4B ], [ 0x1D00, 0x1DBF ], [ 0x1E00, 0x1E9B ], [ 0x1EA0, 0x1EF9 ], [ 0x1F00, 0x1F15 ], [ 0x1F18, 0x1F1D ], [ 0x1F20, 0x1F45 ], [ 0x1F48, 0x1F4D ], [ 0x1F50, 0x1F57 ], [ 0x1F59, 0x1F59 ], [ 0x1F5B, 0x1F5B ], [ 0x1F5D, 0x1F5D ], [ 0x1F5F, 0x1F7D ], [ 0x1F80, 0x1FB4 ], [ 0x1FB6, 0x1FBC ], [ 0x1FBE, 0x1FBE ], [ 0x1FC2, 0x1FC4 ], [ 0x1FC6, 0x1FCC ], [ 0x1FD0, 0x1FD3 ], [ 0x1FD6, 0x1FDB ], [ 0x1FE0, 0x1FEC ], [ 0x1FF2, 0x1FF4 ], [ 0x1FF6, 0x1FFC ], [ 0x2071, 0x2071 ], [ 0x207F, 0x207F ], [ 0x2090, 0x2094 ], [ 0x2102, 0x2102 ], [ 0x2107, 0x2107 ], [ 0x210A, 0x2113 ], [ 0x2115, 0x2115 ], [ 0x2119, 0x211D ], [ 0x2124, 0x2124 ], [ 0x2126, 0x2126 ], [ 0x2128, 0x2128 ], [ 0x212A, 0x212D ], [ 0x212F, 0x2139 ], [ 0x213C, 0x213F ], [ 0x2145, 0x2149 ], [ 0x214E, 0x214E ], [ 0x2183, 0x2184 ], [ 0x2C00, 0x2C2E ], [ 0x2C30, 0x2C5E ], [ 0x2C60, 0x2C6C ], [ 0x2C74, 0x2C77 ], [ 0x2C80, 0x2CE4 ], [ 0x2D00, 0x2D25 ], [ 0x2D30, 0x2D65 ], [ 0x2D6F, 0x2D6F ], [ 0x2D80, 0x2D96 ], [ 0x2DA0, 0x2DA6 ], [ 0x2DA8, 0x2DAE ], [ 0x2DB0, 0x2DB6 ], [ 0x2DB8, 0x2DBE ], [ 0x2DC0, 0x2DC6 ], [ 0x2DC8, 0x2DCE ], [ 0x2DD0, 0x2DD6 ], [ 0x2DD8, 0x2DDE ], [ 0x3005, 0x3006 ], [ 0x3031, 0x3035 ], [ 0x303B, 0x303C ], [ 0x3041, 0x3096 ], [ 0x309D, 0x309F ], [ 0x30A1, 0x30FA ], [ 0x30FC, 0x30FF ], [ 0x3105, 0x312C ], [ 0x3131, 0x318E ], [ 0x31A0, 0x31B7 ], [ 0x31F0, 0x31FF ], [ 0x3400, 0x4DB5 ], [ 0x4E00, 0x9FBB ], [ 0xA000, 0xA48C ], [ 0xA717, 0xA71A ], [ 0xA800, 0xA801 ], [ 0xA803, 0xA805 ], [ 0xA807, 0xA80A ], [ 0xA80C, 0xA822 ], [ 0xA840, 0xA873 ], [ 0xAC00, 0xD7A3 ], [ 0xF900, 0xFA2D ], [ 0xFA30, 0xFA6A ], [ 0xFA70, 0xFAD9 ], [ 0xFB00, 0xFB06 ], [ 0xFB13, 0xFB17 ], [ 0xFB1D, 0xFB1D ], [ 0xFB1F, 0xFB28 ], [ 0xFB2A, 0xFB36 ], [ 0xFB38, 0xFB3C ], [ 0xFB3E, 0xFB3E ], [ 0xFB40, 0xFB41 ], [ 0xFB43, 0xFB44 ], [ 0xFB46, 0xFBB1 ], [ 0xFBD3, 0xFD3D ], [ 0xFD50, 0xFD8F ], [ 0xFD92, 0xFDC7 ], [ 0xFDF0, 0xFDFB ], [ 0xFE70, 0xFE74 ], [ 0xFE76, 0xFEFC ], [ 0xFF21, 0xFF3A ], [ 0xFF41, 0xFF5A ], [ 0xFF66, 0xFFBE ], [ 0xFFC2, 0xFFC7 ], [ 0xFFCA, 0xFFCF ], [ 0xFFD2, 0xFFD7 ], [ 0xFFDA, 0xFFDC ], [ 0x10000, 0x1000B ], [ 0x1000D, 0x10026 ], [ 0x10028, 0x1003A ], [ 0x1003C, 0x1003D ], [ 0x1003F, 0x1004D ], [ 0x10050, 0x1005D ], [ 0x10080, 0x100FA ], [ 0x10300, 0x1031E ], [ 0x10330, 0x10340 ], [ 0x10342, 0x10349 ], [ 0x10380, 0x1039D ], [ 0x103A0, 0x103C3 ], [ 0x103C8, 0x103CF ], [ 0x10400, 0x1049D ], [ 0x10800, 0x10805 ], [ 0x10808, 0x10808 ], [ 0x1080A, 0x10835 ], [ 0x10837, 0x10838 ], [ 0x1083C, 0x1083C ], [ 0x1083F, 0x1083F ], [ 0x10900, 0x10915 ], [ 0x10A00, 0x10A00 ], [ 0x10A10, 0x10A13 ], [ 0x10A15, 0x10A17 ], [ 0x10A19, 0x10A33 ], [ 0x12000, 0x1236E ], [ 0x1D400, 0x1D454 ], [ 0x1D456, 0x1D49C ], [ 0x1D49E, 0x1D49F ], [ 0x1D4A2, 0x1D4A2 ], [ 0x1D4A5, 0x1D4A6 ], [ 0x1D4A9, 0x1D4AC ], [ 0x1D4AE, 0x1D4B9 ], [ 0x1D4BB, 0x1D4BB ], [ 0x1D4BD, 0x1D4C3 ], [ 0x1D4C5, 0x1D505 ], [ 0x1D507, 0x1D50A ], [ 0x1D50D, 0x1D514 ], [ 0x1D516, 0x1D51C ], [ 0x1D51E, 0x1D539 ], [ 0x1D53B, 0x1D53E ], [ 0x1D540, 0x1D544 ], [ 0x1D546, 0x1D546 ], [ 0x1D54A, 0x1D550 ], [ 0x1D552, 0x1D6A5 ], [ 0x1D6A8, 0x1D6C0 ], [ 0x1D6C2, 0x1D6DA ], [ 0x1D6DC, 0x1D6FA ], [ 0x1D6FC, 0x1D714 ], [ 0x1D716, 0x1D734 ], [ 0x1D736, 0x1D74E ], [ 0x1D750, 0x1D76E ], [ 0x1D770, 0x1D788 ], [ 0x1D78A, 0x1D7A8 ], [ 0x1D7AA, 0x1D7C2 ], [ 0x1D7C4, 0x1D7CB ], [ 0x20000, 0x2A6D6 ], [ 0x2F800, 0x2FA1D ], ]; debug { for (int i = 0; i < table.length; i++) { assert(table[i][0] <= table[i][1]); if (i < table.length - 1) { if (table[i][1] >= table[i + 1][0]) printf("table[%d][1] = x%x, table[%d][0] = x%x\n", i, table[i][1], i + 1, table[i + 1][0]); assert(table[i][1] < table[i + 1][0]); } } } if (u < 0xAA) { if (u < 'A') goto Lisnot; if (u <= 'Z') goto Lis; if (u < 'a') goto Lisnot; if (u <= 'z') goto Lis; goto Lisnot; } // Binary search uint mid; uint low; uint high; low = 0; high = table.length - 1; while (cast(int)low <= cast(int)high) { mid = (low + high) >> 1; if (u < table[mid][0]) high = mid - 1; else if (u > table[mid][1]) low = mid + 1; else goto Lis; } Lisnot: debug { for (int i = 0; i < table.length; i++) { assert(u < table[i][0] || u > table[i][1]); } } return 0; Lis: debug { for (int i = 0; i < table.length; i++) { if (u >= table[i][0] && u <= table[i][1]) return 1; } assert(0); // should have been in table } return 1; } unittest { for (uint i = 0; i < 0x80; i++) { if (i >= 'A' && i <= 'Z') assert(isUniAlpha(i)); else if (i >= 'a' && i <= 'z') assert(isUniAlpha(i)); else assert(!isUniAlpha(i)); } }