[vim] set compiler for ft=rust
change
commit 5a36f6e7a87598bc97034feee3b7c164c7302335
author Alpha Chen <alpha.chen@gmail.com>
date
parent 797eaf7c 
diff --git a/.vim/after/ftplugin/rust.vim b/.vim/after/ftplugin/rust.vim
new file mode 100644
index 00000000..c08bb701
--- /dev/null
+++ b/.vim/after/ftplugin/rust.vim
@@ -0,0 +1 @@
+compiler cargo