diff options
Diffstat (limited to 'match.c')
| -rw-r--r-- | match.c | 87 |
1 files changed, 0 insertions, 87 deletions
@@ -857,91 +857,4 @@ match_t *get_named_capture(match_t *m, const char *name, size_t namelen) return NULL; } -static inline void fputc_safe(FILE *out, char c, print_options_t *opts) -{ - (void)fputc(c, out); - if (c == '\n' && opts && opts->on_nl) { - opts->on_nl(out); - if (opts->replace_color) fprintf(out, "%s", opts->replace_color); - } -} - -void fprint_match(FILE *out, const char *file_start, match_t *m, print_options_t *opts) -{ - if (m->pat->type == BP_REPLACE) { - const char *text = m->pat->args.replace.text; - const char *end = &text[m->pat->args.replace.len]; - if (opts && opts->replace_color) fprintf(out, "%s", opts->replace_color); - - // TODO: clean up the line numbering code - for (const char *r = text; r < end; ) { - // Capture substitution - if (*r == '@' && r+1 < end && r[1] != '@') { - const char *next = r+1; - // Retrieve the capture value: - match_t *cap = NULL; - if (isdigit(*next)) { - int n = (int)strtol(next, (char**)&next, 10); - cap = get_numbered_capture(m->children[0], n); - } else { - const char *name = next, *name_end = after_name(next, end); - if (name_end) { - cap = get_named_capture(m->children[0], name, (size_t)(name_end - name)); - next = name_end; - if (next < m->end && *next == ';') ++next; - } - } - - if (cap != NULL) { - fprint_match(out, file_start, cap, opts); - if (opts && opts->replace_color) fprintf(out, "%s", opts->replace_color); - r = next; - continue; - } - } - - if (*r == '\\') { - ++r; - if (*r == 'N') { // \N (nodent) - ++r; - // Mildly hacky: nodents here are based on the *first line* - // of the match. If the match spans multiple lines, or if - // the replacement text contains newlines, this may get weird. - const char *line_start = m->start; - while (line_start > file_start && line_start[-1] != '\n') --line_start; - fputc_safe(out, '\n', opts); - for (const char *p = line_start; p < m->start && (*p == ' ' || *p == '\t'); ++p) - fputc(*p, out); - continue; - } - fputc_safe(out, unescapechar(r, &r, end), opts); - } else { - fputc_safe(out, *r, opts); - ++r; - } - } - } else { - if (opts && opts->match_color) fprintf(out, "%s", opts->match_color); - const char *prev = m->start; - for (int i = 0; m->children && m->children[i]; i++) { - match_t *child = m->children[i]; - // Skip children from e.g. zero-width matches like >@foo - if (!(prev <= child->start && child->start <= m->end && - prev <= child->end && child->end <= m->end)) - continue; - if (child->start > prev) { - if (opts && opts->fprint_between) opts->fprint_between(out, prev, child->start, opts->match_color); - else fwrite(prev, sizeof(char), (size_t)(child->start - prev), out); - } - fprint_match(out, file_start, child, opts); - if (opts && opts->match_color) fprintf(out, "%s", opts->match_color); - prev = child->end; - } - if (m->end > prev) { - if (opts && opts->fprint_between) opts->fprint_between(out, prev, m->end, opts->match_color); - else fwrite(prev, sizeof(char), (size_t)(m->end - prev), out); - } - } -} - // vim: ts=4 sw=0 et cino=L2,l1,(0,W4,m1,\:0 |