Ignore REQ_NONE in the help view and improve unbound request handling

diff --git a/tig.c b/tig.c
index 7c4afae8cdd4632369076e4e52a78775ce8f9beb..3a9bc2d0b83e185165917ee2425f6e2caca1a96f 100644 (file)
--- a/tig.c
+++ b/tig.c
@@ -2640,6 +2640,9 @@ help_open(struct view *view)
        for (i = 0; i < ARRAY_SIZE(req_info); i++) {
                char *key;
 
+               if (req_info[i].request == REQ_NONE)
+                       continue;
+
                if (!req_info[i].request) {
                        add_line_text(view, "", LINE_DEFAULT);
                        add_line_text(view, req_info[i].help, LINE_DEFAULT);
@@ -2647,6 +2650,9 @@ help_open(struct view *view)
                }
 
                key = get_key(req_info[i].request);
+               if (!*key)
+                       key = "(no key defined)";
+
                if (!string_format(buf, "    %-25s %s", key, req_info[i].help))
                        continue;