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Support regex/substring filter switch
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parent
0e203288b4
commit
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8
nnn.1
8
nnn.1
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@ -138,7 +138,13 @@ When a session is loaded dynamically, the last working session is saved automati
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All the session files are located in the \fB${XDG_CONFIG_HOME:-$HOME/.config}/nnn/sessions\fR directory by the session name.
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"@" is the "last session" file.
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.Sh FILTERS
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Filters are substrings to find matching entries in the current directory instantly (search-as-you-type). There is a program option to use regex filters.
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Filters are substrings to find matching entries in the current directory instantly (\fIsearch-as-you-type\fR). There is a program option to switch to regex filters.
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.Pp
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To switch the filter type at runtime:
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.br
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- string to regex: press '\\' at empty filter prompt
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.br
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- regex to string: press '/' at empty filter prompt
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.Pp
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Common regex use cases:
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.Pp
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35
src/nnn.c
35
src/nnn.c
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@ -128,6 +128,7 @@
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#define CMD_LEN_MAX (PATH_MAX + ((NAME_MAX + 1) << 1))
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#define READLINE_MAX 128
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#define FILTER '/'
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#define RFILTER '\\'
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#define MSGWAIT '$'
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#define REGEX_MAX 48
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#define BM_MAX 10
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@ -243,7 +244,7 @@ typedef struct {
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uint useeditor : 1; /* Use VISUAL to open text files */
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uint runplugin : 1; /* Choose plugin mode */
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uint runctx : 2; /* The context in which plugin is to be run */
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uint filter_re : 1; /* Use regex filters */
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uint regex : 1; /* Use regex filters */
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uint x11 : 1; /* Copy to system clipboard and show notis */
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uint trash : 1; /* Move removed files to trash */
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uint mtime : 1; /* Use modification time (else access time) */
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@ -296,7 +297,7 @@ static settings cfg = {
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0, /* useeditor */
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0, /* runplugin */
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0, /* runctx */
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0, /* filter_re */
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0, /* regex */
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0, /* x11 */
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0, /* trash */
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1, /* mtime */
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@ -2027,11 +2028,11 @@ static int matches(const char *fltr)
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regex_t re;
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/* Search filter */
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if (cfg.filter_re && setfilter(&re, fltr) != 0)
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if (cfg.regex && setfilter(&re, fltr) != 0)
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return -1;
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ndents = fill(fltr, &re);
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if (cfg.filter_re)
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if (cfg.regex)
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regfree(&re);
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qsort(dents, ndents, sizeof(*dents), entrycmpfn);
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@ -2047,7 +2048,7 @@ static int filterentries(char *path, char *lastname)
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int r, total = ndents, len;
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char *pln = g_ctx[cfg.curctx].c_fltr + 1;
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if (ndents && ln[0] == FILTER && *pln) {
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if (ndents && (ln[0] == FILTER || ln[0] == RFILTER) && *pln) {
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if (matches(pln) != -1) {
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move_cursor(dentfind(lastname, ndents), 0);
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redraw(path);
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@ -2055,7 +2056,7 @@ static int filterentries(char *path, char *lastname)
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len = mbstowcs(wln, ln, REGEX_MAX);
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} else {
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ln[0] = wln[0] = FILTER;
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ln[0] = wln[0] = cfg.regex ? RFILTER : FILTER;
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ln[1] = wln[1] = '\0';
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len = 1;
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}
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@ -2133,6 +2134,26 @@ static int filterentries(char *path, char *lastname)
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case '?': /* Help and config key, '?' is an invalid regex */
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goto end;
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}
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DPRINTF_S(ln);
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if (*ch == RFILTER && ln[0] == FILTER) {
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DPRINTF_S("set back");
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wln[0] = ln[0] = RFILTER;
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cfg.regex = TRUE;
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filterfn = &visible_re;
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printprompt(ln);
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continue;
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}
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if (*ch == FILTER && ln[0] == RFILTER) {
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DPRINTF_S("set forward");
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wln[0] = ln[0] = FILTER;
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cfg.regex = FALSE;
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filterfn = &visible_str;
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printprompt(ln);
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continue;
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}
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}
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/* Reset cur in case it's a repeat search */
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@ -5765,7 +5786,7 @@ int main(int argc, char *argv[])
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cfg.waitedit = 1;
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break;
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case 'g':
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cfg.filter_re = 1;
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cfg.regex = 1;
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filterfn = &visible_re;
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break;
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case 'H':
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