completion: add branch options --contains --merged --no-merged

diff --git a/parse-options.c b/parse-options.c
index f8d52e21fe1f0bced3d4abf081f02000bbd7df62..b8bde2b04a14936787392babf5e0ec0a9e3ef1a7 100644 (file)
--- a/parse-options.c
+++ b/parse-options.c
@@ -312,8 +312,12 @@ void usage_with_options_internal(const char * const *usagestr,
        fprintf(stderr, "usage: %s\n", *usagestr++);
        while (*usagestr && **usagestr)
                fprintf(stderr, "   or: %s\n", *usagestr++);
-       while (*usagestr)
-               fprintf(stderr, "    %s\n", *usagestr++);
+       while (*usagestr) {
+               fprintf(stderr, "%s%s\n",
+                               **usagestr ? "    " : "",
+                               *usagestr);
+               usagestr++;
+       }
 
        if (opts->type != OPTION_GROUP)
                fputc('\n', stderr);