[PATCH v3 08/20] tag-util: move out 'tag' command-line checks

[Peter Wang]

parse_tag_command_line checked for two error conditions which are
specific to the 'tag' command.  It can be reused for the notmuch
'insert' command if we move the checks out, into notmuch-tag.c.
---
 notmuch-tag.c | 10 ++++++++++
 tag-util.c    | 10 ----------
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/notmuch-tag.c b/notmuch-tag.c
index d9daf8f..a901dad 100644
--- a/notmuch-tag.c
+++ b/notmuch-tag.c
@@ -234,6 +234,16 @@ notmuch_tag_command (void *ctx, int argc, char *argv[])
 	if (parse_tag_command_line (ctx, argc - opt_index, argv + opt_index,
 				    &query_string, tag_ops))
 	    return 1;
+
+	if (tag_op_list_size (tag_ops) == 0) {
+	    fprintf (stderr, "Error: 'notmuch tag' requires at least one tag to add or remove.\n");
+	    return 1;
+	}
+
+	if (*query_string == '\0') {
+	    fprintf (stderr, "Error: notmuch tag requires at least one search term.\n");
+	    return 1;
+	}
     }
 
     config = notmuch_config_open (ctx, NULL, NULL);
diff --git a/tag-util.c b/tag-util.c
index 3f9da05..41f2c09 100644
--- a/tag-util.c
+++ b/tag-util.c
@@ -186,18 +186,8 @@ parse_tag_command_line (void *ctx, int argc, char **argv,
 	tag_op_list_append (tag_ops, argv[i] + 1, is_remove);
     }
 
-    if (tag_op_list_size (tag_ops) == 0) {
-	fprintf (stderr, "Error: 'notmuch tag' requires at least one tag to add or remove.\n");
-	return TAG_PARSE_INVALID;
-    }
-
     *query_str = query_string_from_args (ctx, argc - i, &argv[i]);
 
-    if (*query_str == NULL || **query_str == '\0') {
-	fprintf (stderr, "Error: notmuch tag requires at least one search term.\n");
-	return TAG_PARSE_INVALID;
-    }
-
     return TAG_PARSE_SUCCESS;
 }
 
-- 
1.7.12.1