e4fb8c8428* fix detection of javascript partial comments in diff output * colorize python annotations * add simplistic yaml colorizer * colorize .gitignore files * improve shell buffer diff output colorization
131 lines
3.6 KiB
C
131 lines
3.6 KiB
C
/*
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* Sharp mode (generic unix script colorizer) modes for QEmacs.
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*
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* Copyright (c) 2000-2024 Charlie Gordon.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "qe.h"
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/*---------------- sharp file coloring ----------------*/
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/* Very simple colorizer: # introduces comments, that's it! */
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enum {
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SHARP_STYLE_TEXT = QE_STYLE_DEFAULT,
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SHARP_STYLE_COMMENT = QE_STYLE_COMMENT,
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};
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static void sharp_colorize_line(QEColorizeContext *cp,
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const char32_t *str, int n,
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QETermStyle *sbuf, ModeDef *syn)
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{
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int i = 0, start;
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char32_t c;
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while (i < n) {
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start = i;
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c = str[i++];
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switch (c) {
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case '#':
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i = n;
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SET_STYLE(sbuf, start, i, SHARP_STYLE_COMMENT);
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continue;
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default:
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break;
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}
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}
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}
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static int sharp_mode_probe(ModeDef *mode, ModeProbeData *pd)
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{
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const char *p = cs8(pd->buf);
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if (stristart(pd->filename, ".gitignore", NULL))
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return 70;
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while (qe_isspace(*p))
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p++;
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if (*p == '#') {
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if (match_extension(pd->filename, "txt"))
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return 60;
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return 30;
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}
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return 1;
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}
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static ModeDef sharp_mode = {
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.name = "sharp",
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.mode_probe = sharp_mode_probe,
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.colorize_func = sharp_colorize_line,
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};
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/*---------------- Yaml file coloring ----------------*/
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/* Very simple colorizer: # introduces comments, strings */
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enum {
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YAML_STYLE_TEXT = QE_STYLE_DEFAULT,
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YAML_STYLE_COMMENT = QE_STYLE_COMMENT,
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YAML_STYLE_STRING = QE_STYLE_STRING,
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};
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static void yaml_colorize_line(QEColorizeContext *cp,
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const char32_t *str, int n,
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QETermStyle *sbuf, ModeDef *syn)
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{
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int i = 0, start;
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char32_t c;
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while (i < n) {
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start = i;
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c = str[i++];
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switch (c) {
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case '#':
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i = n;
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SET_STYLE(sbuf, start, i, YAML_STYLE_COMMENT);
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continue;
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case '\'':
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case '\"':
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while (i < n && str[i++] != c)
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continue;
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SET_STYLE(sbuf, start, i, YAML_STYLE_STRING);
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continue;
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default:
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break;
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}
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}
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}
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static ModeDef yaml_mode = {
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.name = "Yaml",
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.extensions = "yaml|yml",
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.colorize_func = yaml_colorize_line,
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};
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static int sharp_init(QEmacsState *qs)
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{
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qe_register_mode(qs, &sharp_mode, MODEF_SYNTAX);
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qe_register_mode(qs, &yaml_mode, MODEF_SYNTAX);
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return 0;
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}
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qe_module_init(sharp_init);
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