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-rw-r--r--runtime/autoload/dist/ft.vim19
1 files changed, 18 insertions, 1 deletions
diff --git a/runtime/autoload/dist/ft.vim b/runtime/autoload/dist/ft.vim
index 344889249b..a3db4ae87a 100644
--- a/runtime/autoload/dist/ft.vim
+++ b/runtime/autoload/dist/ft.vim
@@ -1,7 +1,7 @@
" Vim functions for file type detection
"
" Maintainer: Bram Moolenaar <Bram@vim.org>
-" Last Change: 2020 Aug 17
+" Last Change: 2021 Nov 27
" These functions are moved here from runtime/filetype.vim to make startup
" faster.
@@ -219,6 +219,23 @@ func dist#ft#FTe()
endif
endfunc
+" Distinguish between Forth and F#.
+" Provided by Doug Kearns.
+func dist#ft#FTfs()
+ if exists("g:filetype_fs")
+ exe "setf " . g:filetype_fs
+ else
+ let line = getline(nextnonblank(1))
+ " comments and colon definitions
+ if line =~ '^\s*\.\=( ' || line =~ '^\s*\\G\= ' || line =~ '^\\$'
+ \ || line =~ '^\s*: \S'
+ setf forth
+ else
+ setf fsharp
+ endif
+ endif
+endfunc
+
" Distinguish between HTML, XHTML and Django
func dist#ft#FThtml()
let n = 1