branch.c: install_branch_config: simplify if chain

Simplify if chain in install_branch_config().
Signed-off-by: NAdam <Adam@sigterm.info>
Signed-off-by: NJunio C Hamano <gitster@pobox.com>

branch.c

@@ -77,29 +77,29 @@ void install_branch_config(int flag, const char *local, const char *origin, cons
 	strbuf_release(&key);
 
 	if (flag & BRANCH_CONFIG_VERBOSE) {
-		if (remote_is_branch && origin)
-			printf_ln(rebasing ?
-				  _("Branch %s set up to track remote branch %s from %s by rebasing.") :
-				  _("Branch %s set up to track remote branch %s from %s."),
-				  local, shortname, origin);
-		else if (remote_is_branch && !origin)
-			printf_ln(rebasing ?
-				  _("Branch %s set up to track local branch %s by rebasing.") :
-				  _("Branch %s set up to track local branch %s."),
-				  local, shortname);
-		else if (!remote_is_branch && origin)
-			printf_ln(rebasing ?
-				  _("Branch %s set up to track remote ref %s by rebasing.") :
-				  _("Branch %s set up to track remote ref %s."),
-				  local, remote);
-		else if (!remote_is_branch && !origin)
-			printf_ln(rebasing ?
-				  _("Branch %s set up to track local ref %s by rebasing.") :
-				  _("Branch %s set up to track local ref %s."),
-				  local, remote);
-		else
-			die("BUG: impossible combination of %d and %p",
-			    remote_is_branch, origin);
+		if (remote_is_branch) {
+			if (origin)
+				printf_ln(rebasing ?
+					  _("Branch %s set up to track remote branch %s from %s by rebasing.") :
+					  _("Branch %s set up to track remote branch %s from %s."),
+					  local, shortname, origin);
+			else
+				printf_ln(rebasing ?
+					  _("Branch %s set up to track local branch %s by rebasing.") :
+					  _("Branch %s set up to track local branch %s."),
+					  local, shortname);
+		} else {
+			if (origin)
+				printf_ln(rebasing ?
+					  _("Branch %s set up to track remote ref %s by rebasing.") :
+					  _("Branch %s set up to track remote ref %s."),
+					  local, remote);
+			else
+				printf_ln(rebasing ?
+					  _("Branch %s set up to track local ref %s by rebasing.") :
+					  _("Branch %s set up to track local ref %s."),
+					  local, remote);
+		}
 	}
 }