git-gui: Abort on not implemented branch switching.

I'm not currently ready to implement branch switching, so I'm just
going to punt on it for now.  :-)

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>

diff --git a/git-gui b/git-gui
index 48e781dd3011451264b4d4c0ea11ee127c36476e..9bfed1f6a98184cc8e4df1b06f1201bfc1eca8b2 100755 (executable)
--- a/git-gui
+++ b/git-gui
@@ -1634,7 +1634,7 @@ proc populate_branch_menu {m} {
        foreach b $all_branches {
                $m add radiobutton \
                        -label $b \
-                       -command [list do_switch_branch $b] \
+                       -command [list switch_branch $b] \
                        -variable current_branch \
                        -value $b \
                        -font font_ui
@@ -1643,6 +1643,10 @@ proc populate_branch_menu {m} {
        }
 }
 
+proc switch_branch {b} {
+       error "NOT IMPLEMENTED"
+}
+
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