notmuch: New command 'search-tags'.

This is a new notmuch command that can be used to search for all tags
found in the database. The resulting list is alphabetically sorted.

The primary use-case for this new command is to provide the tag
completion feature in Emacs (and other interfaces).

Signed-off-by: Jan Janak <jan@ryngle.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/notmuch.c b/notmuch.c
index f45b692..c57bb5c 100644
--- a/notmuch.c
+++ b/notmuch.c
@@ -254,6 +254,12 @@ command_t commands[] = {
       "\t\tSo if you've previously been using sup for mail, then the\n"
       "\t\t\"notmuch restore\" command provides you a way to import\n"
       "\t\tall of your tags (or labels as sup calls them)." },
+    { "search-tags", notmuch_search_tags_command,
+      NULL,
+      "List all tags found in the database.",
+      "\t\tThis command returns an alphabetically sorted list of all tags\n"
+      "\t\tthat are present in the database. In other words, the resulting\n"
+      "\t\tlist is a collection of all tags from all messages." },
     { "help", notmuch_help_command,
       "[<command>]",
       "\t\tThis message, or more detailed help for the named command.",