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Diffstat (limited to 'format.c')
| -rw-r--r-- | format.c | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/format.c b/format.c deleted file mode 100644 index 71d1d93..0000000 --- a/format.c +++ /dev/null @@ -1,162 +0,0 @@ -/* Copyright (C) 2018 C. McEnroe <june@causal.agency> - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU Affero General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Affero General Public License for more details. - * - * You should have received a copy of the GNU Affero General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#include <stdbool.h> -#include <stdint.h> -#include <stdlib.h> -#include <wchar.h> - -#include "chat.h" - -void formatReset(struct Format *format) { - format->bold = false; - format->italic = false; - format->underline = false; - format->reverse = false; - format->fg = IRCDefault; - format->bg = IRCDefault; -} - -static void parseColor(struct Format *format) { - size_t len = MIN(wcsspn(format->str, L"0123456789"), 2); - if (!len) { - format->fg = IRCDefault; - format->bg = IRCDefault; - return; - } - format->fg = 0; - for (size_t i = 0; i < len; ++i) { - format->fg *= 10; - format->fg += format->str[i] - L'0'; - } - if (format->fg > IRCLightGray) format->fg = IRCDefault; - format->str = &format->str[len]; - - len = 0; - if (format->str[0] == L',') { - len = MIN(wcsspn(&format->str[1], L"0123456789"), 2); - } - if (!len) return; - format->bg = 0; - for (size_t i = 0; i < len; ++i) { - format->bg *= 10; - format->bg += format->str[1 + i] - L'0'; - } - if (format->bg > IRCLightGray) format->bg = IRCDefault; - format->str = &format->str[1 + len]; -} - -static const wchar_t Codes[] = { - IRCBold, IRCColor, IRCReverse, IRCReset, IRCItalic, IRCUnderline, L'\0', -}; - -bool formatParse(struct Format *format, const wchar_t *split) { - format->str += format->len; - if (!format->str[0]) { - if (split == format->str && !format->split) { - format->len = 0; - format->split = true; - return true; - } - return false; - } - - const wchar_t *init = format->str; - for (bool done = false; !done;) { - switch (format->str[0]) { - break; case IRCBold: format->str++; format->bold ^= true; - break; case IRCItalic: format->str++; format->italic ^= true; - break; case IRCUnderline: format->str++; format->underline ^= true; - break; case IRCReverse: format->str++; format->reverse ^= true; - break; case IRCColor: format->str++; parseColor(format); - break; case IRCReset: format->str++; formatReset(format); - break; default: done = true; - } - } - format->split = (split >= init && split <= format->str); - - format->len = wcscspn(format->str, Codes); - if (split > format->str && split < &format->str[format->len]) { - format->len = split - format->str; - } - return true; -} - -#ifdef TEST -#include <assert.h> - -static bool testColor( - const wchar_t *str, enum IRCColor fg, enum IRCColor bg, size_t index -) { - struct Format format = { .str = str }; - formatReset(&format); - if (!formatParse(&format, NULL)) return false; - if (format.fg != fg) return false; - if (format.bg != bg) return false; - return (format.str == &str[index]); -} - -static bool testSplit(const wchar_t *str, size_t index) { - struct Format format = { .str = str }; - formatReset(&format); - bool split = false; - while (formatParse(&format, &str[index])) { - if (format.split && split) return false; - if (format.split) split = true; - } - return split; -} - -static bool testSplits(const wchar_t *str) { - for (size_t i = 0; i <= wcslen(str); ++i) { - if (!testSplit(str, i)) return false; - } - return true; -} - -int main() { - assert(testColor(L"\003a", IRCDefault, IRCDefault, 1)); - assert(testColor(L"\003,a", IRCDefault, IRCDefault, 1)); - assert(testColor(L"\003,1", IRCDefault, IRCDefault, 1)); - assert(testColor(L"\0031a", IRCBlack, IRCDefault, 2)); - assert(testColor(L"\0031,a", IRCBlack, IRCDefault, 2)); - assert(testColor(L"\00312a", IRCLightBlue, IRCDefault, 3)); - assert(testColor(L"\00312,a", IRCLightBlue, IRCDefault, 3)); - assert(testColor(L"\003123", IRCLightBlue, IRCDefault, 3)); - assert(testColor(L"\0031,1a", IRCBlack, IRCBlack, 4)); - assert(testColor(L"\0031,12a", IRCBlack, IRCLightBlue, 5)); - assert(testColor(L"\0031,123", IRCBlack, IRCLightBlue, 5)); - assert(testColor(L"\00312,1a", IRCLightBlue, IRCBlack, 5)); - assert(testColor(L"\00312,12a", IRCLightBlue, IRCLightBlue, 6)); - assert(testColor(L"\00312,123", IRCLightBlue, IRCLightBlue, 6)); - - assert(testColor(L"\00316,16a", IRCDefault, IRCDefault, 6)); - assert(testColor(L"\00399,99a", IRCDefault, IRCDefault, 6)); - - assert(testSplits(L"")); - assert(testSplits(L"ab")); - assert(testSplits(L"\002")); - assert(testSplits(L"\002ab")); - assert(testSplits(L"a\002b")); - assert(testSplits(L"\002\003")); - assert(testSplits(L"a\002\003b")); - assert(testSplits(L"a\0031b")); - assert(testSplits(L"a\00312b")); - assert(testSplits(L"a\00312,1b")); - assert(testSplits(L"a\00312,12b")); -} - -#endif |