Merge pull request #28 from haya14busa/fix-incorrect-e477

fix incorrect E477

Author: mattn

autoload/vimlparser.vim

@@ -739,7 +739,7 @@ function! s:VimLParser.parse_command()
     let self.ea.forceit = 0
   endif
 
-  if self.ea.cmd.flags !~# '\<BANG\>' && self.ea.forceit
+  if self.ea.cmd.flags !~# '\<BANG\>' && self.ea.forceit && self.ea.cmd.flags !~# 'USERCMD'
     throw s:Err('E477: No ! allowed', self.ea.cmdpos)
   endif
 

test/test_command.ok

@@ -0,0 +1,5 @@
+; test_command
+(excmd "normal! gg")
+(excmd "normal gg")
+(excmd "Usercmd x, y z 123")
+(excmd "Usercmd! with bang")

test/test_command.vim

@@ -0,0 +1,5 @@
+" test_command
+normal! gg
+normal gg
+Usercmd x, y z 123
+Usercmd! with bang