From: Paul Ganssle <p.ganssle@gmail.com>
Date: Tue, 3 Mar 2020 12:00:52 +0000 (-0500)
Subject: Notify users of missing Python lazily (#1210)
X-Git-Url: https://git.madduck.net/etc/vim.git/commitdiff_plain/bbe5ae70c17ff16801fef240f49b707535c7f64c

Notify users of missing Python lazily (#1210)

Currently this message shows up with no context prior to the start of
Vim. By changing this to a lazy message, the user will only be notified
of a problem with the Black plugin when they are attempting to use the
Black plugin.

Co-authored-by: Łukasz Langa <lukasz@langa.pl>
---

diff --git a/plugin/black.vim b/plugin/black.vim
index a4047d4..8106ea1 100644
--- a/plugin/black.vim
+++ b/plugin/black.vim
@@ -14,7 +14,12 @@
 "    - restore cursor/window position after formatting
 
 if v:version < 700 || !has('python3')
-    echo "The black.vim plugin requires vim7.0+ with Python 3.6 support."
+    func! __BLACK_MISSING()
+        echo "The black.vim plugin requires vim7.0+ with Python 3.6 support."
+    endfunc
+    command! Black :call __BLACK_MISSING()
+    command! BlackUpgrade :call __BLACK_MISSING()
+    command! BlackVersion :call __BLACK_MISSING()
     finish
 endif