patch 8.2.4464: Dtrace files are recognized as filetype D Commit: https://github.com/vim/vim/commit/4d56b971cbae01cc454eb09713326224993e38ed Author: =?UTF-8?q?Teubel=20Gy=C3=B6rgy?= <tgyurci@gmail.com> Date: Thu Feb 24 17:59:09 2022 +0000 patch 8.2.4464: Dtrace files are recognized as filetype D Problem: Dtrace files are recognized as filetype D. Solution: Add a pattern for Dtrace files. (Teubel Gy?rgy, closes https://github.com/vim/vim/issues/9841) Add some more testing.

--- a/runtime/autoload/dist/ft.vim
+++ b/runtime/autoload/dist/ft.vim
@@ -206,6 +206,10 @@ export def EuphoriaCheck()
 enddef
 
 export def DtraceCheck()
+  if did_filetype()
+    # Filetype was already detected
+    return
+  endif
   var lines = getline(1, min([line("$"), 100]))
   if match(lines, '^module\>\|^import\>') > -1
     # D files often start with a module and/or import statement.