char_escape • '\\' backslash escape */
| 904 | |
| 905 | /* char_escape • '\\' backslash escape */ |
| 906 | static size_t |
| 907 | char_escape(hoedown_buffer *ob, hoedown_document *doc, uint8_t *data, size_t offset, size_t size) |
| 908 | { |
| 909 | static const char *escape_chars = "\\`*_{}[]()#+-.!:|&<>^~=\"$"; |
| 910 | hoedown_buffer work = { 0, 0, 0, 0, NULL, NULL, NULL }; |
| 911 | size_t w; |
| 912 | |
| 913 | if (size > 1) { |
| 914 | if (data[1] == '\\' && (doc->ext_flags & HOEDOWN_EXT_MATH) && |
| 915 | size > 2 && (data[2] == '(' || data[2] == '[')) { |
| 916 | const char *end = (data[2] == '[') ? "\\\\]" : "\\\\)"; |
| 917 | w = parse_math(ob, doc, data, offset, size, end, 3, data[2] == '['); |
| 918 | if (w) return w; |
| 919 | } |
| 920 | |
| 921 | if (strchr(escape_chars, data[1]) == NULL) |
| 922 | return 0; |
| 923 | |
| 924 | if (doc->md.normal_text) { |
| 925 | work.data = data + 1; |
| 926 | work.size = 1; |
| 927 | doc->md.normal_text(ob, &work, &doc->data); |
| 928 | } |
| 929 | else hoedown_buffer_putc(ob, data[1]); |
| 930 | } else if (size == 1) { |
| 931 | hoedown_buffer_putc(ob, data[0]); |
| 932 | } |
| 933 | |
| 934 | return 2; |
| 935 | } |
| 936 | |
| 937 | /* char_entity • '&' escaped when it doesn't belong to an entity */ |
| 938 | /* valid entities are assumed to be anything matching &#?[A-Za-z0-9]+; */ |
nothing calls this directly
no test coverage detected