vendor all vim compilers

vim/.vim/compiler/dartanalyser.vim

@@ -0,0 +1,19 @@
+" Vim compiler file
+" Compiler:	Dart Analyzer
+" Maintainer:	Doug Kearns <dougkearns@gmail.com>
+" Last Change:	2026 Aug 04
+
+if exists("current_compiler")
+  finish
+endif
+let current_compiler = "dartanalyzer"
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+CompilerSet makeprg=dart\ analyze\ --format\ machine
+CompilerSet errorformat=%t%\\w%\\+\|%\\w%\\+\|%\\w%\\+\|%f\|%l\|%c\|%\\d%\\+\|%m,
+		       \%-G%.%#
+
+let &cpo = s:cpo_save
+unlet s:cpo_save