When filtering and only having 1 result,
noice will now open that file automatically.

diff --git a/noice.c b/noice.c
index 41df8d9..0037d8f 100644
--- a/noice.c
+++ b/noice.c
@@ -616,7 +616,7 @@ nochange:
 			/* Cannot descend in empty directories */
 			if (ndents == 0)
 				goto nochange;
-
+goin:
 			mkpath(path, dents[cur].name, newpath, sizeof(newpath));
 			DPRINTF_S(newpath);
 
@@ -666,12 +666,17 @@ nochange:
 			if (tmp == NULL)
 				tmp = ifilter;
 			/* Check and report regex errors */
-			r = setfilter(&re, tmp);
-			if (r != 0)
+			r = populate(path, oldpath, tmp);
+			if (r != 0) {
+				warn("populate");
 				goto nochange;
+			}
 			freefilter(&re);
 			strlcpy(fltr, tmp, sizeof(fltr));
 			DPRINTF_S(fltr);
+			/* goin on 1 result */
+			if (ndents == 1)
+				goto goin;
 			/* Save current */
 			if (ndents > 0)
 				mkpath(path, dents[cur].name, oldpath, sizeof(oldpath));