[PATCH v2 1/9] push: trivial reorganization

[Felipe Contreras <felipe.contreras@gmail.com>]

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
---
 builtin/push.c | 35 +++++++++++++++++++----------------
 1 file changed, 19 insertions(+), 16 deletions(-)

diff --git a/builtin/push.c b/builtin/push.c
index 0e50ddb..d10aefc 100644
--- a/builtin/push.c
+++ b/builtin/push.c
@@ -155,20 +155,11 @@ static NORETURN int die_push_simple(struct branch *branch, struct remote *remote
 	    remote->name, branch->name, advice_maybe);
 }
 
-static const char message_detached_head_die[] =
-	N_("You are not currently on a branch.\n"
-	   "To push the history leading to the current (detached HEAD)\n"
-	   "state now, use\n"
-	   "\n"
-	   "    git push %s HEAD:<name-of-remote-branch>\n");
-
 static void setup_push_upstream(struct remote *remote, struct branch *branch,
 				int triangular)
 {
 	struct strbuf refspec = STRBUF_INIT;
 
-	if (!branch)
-		die(_(message_detached_head_die), remote->name);
 	if (!branch->merge_nr || !branch->merge || !branch->remote_name)
 		die(_("The current branch %s has no upstream branch.\n"
 		    "To push the current branch and set the remote as upstream, use\n"
@@ -198,8 +189,6 @@ static void setup_push_upstream(struct remote *remote, struct branch *branch,
 
 static void setup_push_current(struct remote *remote, struct branch *branch)
 {
-	if (!branch)
-		die(_(message_detached_head_die), remote->name);
 	add_refspec(branch->name);
 }
 
@@ -240,9 +229,23 @@ static int is_workflow_triangular(struct remote *remote)
 	return (fetch_remote && fetch_remote != remote);
 }
 
-static void setup_default_push_refspecs(struct remote *remote)
+static const char message_detached_head_die[] =
+	N_("You are not currently on a branch.\n"
+	   "To push the history leading to the current (detached HEAD)\n"
+	   "state now, use\n"
+	   "\n"
+	   "    git push %s HEAD:<name-of-remote-branch>\n");
+
+static struct branch *get_current_branch(struct remote *remote)
 {
 	struct branch *branch = branch_get(NULL);
+	if (!branch)
+		die(_(message_detached_head_die), remote->name);
+	return branch;
+}
+
+static void setup_default_push_refspecs(struct remote *remote)
+{
 	int triangular = is_workflow_triangular(remote);
 
 	switch (push_default) {
@@ -257,17 +260,17 @@ static void setup_default_push_refspecs(struct remote *remote)
 
 	case PUSH_DEFAULT_SIMPLE:
 		if (triangular)
-			setup_push_current(remote, branch);
+			setup_push_current(remote, get_current_branch(remote));
 		else
-			setup_push_upstream(remote, branch, triangular);
+			setup_push_upstream(remote, get_current_branch(remote), triangular);
 		break;
 
 	case PUSH_DEFAULT_UPSTREAM:
-		setup_push_upstream(remote, branch, triangular);
+		setup_push_upstream(remote, get_current_branch(remote), triangular);
 		break;
 
 	case PUSH_DEFAULT_CURRENT:
-		setup_push_current(remote, branch);
+		setup_push_current(remote, get_current_branch(remote));
 		break;
 
 	case PUSH_DEFAULT_NOTHING:
-- 
1.9.1+fc1