Indent private/protected while typing

Author: AndrewRadev

indent/ruby.vim

@@ -23,7 +23,7 @@ setlocal nosmartindent
 " Now, set up our indentation expression and keys that trigger it.
 setlocal indentexpr=GetRubyIndent(v:lnum)
 setlocal indentkeys=0{,0},0),0],!^F,o,O,e
-setlocal indentkeys+==end,=else,=elsif,=when,=ensure,=rescue,==begin,==end
+setlocal indentkeys+==end,=else,=elsif,=when,=ensure,=rescue,==begin,==end,=private,=protected
 
 " Only define the function once.
 if exists("*GetRubyIndent")