patch 8.1.1228: not possible to process tags with a function
Problem: Not possible to process tags with a function.
Solution: Add tagfunc() (Christian Brabandt, Andy Massimino, closes #4010)
diff --git a/runtime/optwin.vim b/runtime/optwin.vim
index a2ef90c..4ba1ab1 100644
--- a/runtime/optwin.vim
+++ b/runtime/optwin.vim
@@ -300,6 +300,11 @@
call <SID>BinOptionG("tgst", &tgst)
call append("$", "showfulltag\twhen completing tags in Insert mode show more info")
call <SID>BinOptionG("sft", &sft)
+if has("eval")
+ call append("$", "tagfunc\ta function to be used to perform tag searches")
+ call append("$", "\t(local to buffer)")
+ call <SID>OptionL("tfu")
+endif
if has("cscope")
call append("$", "cscopeprg\tcommand for executing cscope")
call <SID>OptionG("csprg", &csprg)