patch 9.1.0778: filetype: lf config files are not recognized
Problem: filetype: lf config files are not recognized
Solution: detect lfrc files as lf filetype, include a syntax
script for lf files (Andis Spriņķis).
References:
- https://github.com/gokcehan/lf
closes: #15859
Signed-off-by: Andis Spriņķis <spr.andis@protonmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/syntax/lf.vim b/runtime/syntax/lf.vim
new file mode 100644
index 0000000..e4cf014
--- /dev/null
+++ b/runtime/syntax/lf.vim
@@ -0,0 +1,236 @@
+" Vim syntax file
+" Language: lf file manager configuration file (lfrc)
+" Maintainer: Andis Sprinkis <andis@sprinkis.com>
+" Former Maintainer: Cameron Wright
+" Former URL: https://github.com/andis-sprinkis/lf-vim
+" Last Change: 13 October 2024
+"
+" The shell syntax highlighting is configurable. See $VIMRUNTIME/doc/syntax.txt
+" lf version: 32
+
+if exists("b:current_syntax")
+ finish
+endif
+
+let b:current_syntax = "lf"
+
+"{{{ Comment Matching
+syn match lfComment '#.*$'
+"}}}
+
+"{{{ String Matching
+syn match lfString "'.*'"
+syn match lfString '".*"' contains=lfVar,lfSpecial
+"}}}
+
+"{{{ Match lf Variables
+syn match lfVar '\$f\|\$fx\|\$fs\|\$id'
+"}}}
+
+"{{{ Keywords
+syn keyword lfKeyword set setlocal cmd map cmap skipwhite
+"}}}
+
+"{{{ Options Keywords
+syn keyword lfOptions
+ \ quit
+ \ up
+ \ half-up
+ \ page-up
+ \ scroll-up
+ \ down
+ \ half-down
+ \ page-down
+ \ scroll-down
+ \ updir
+ \ open
+ \ jump-next
+ \ jump-prev
+ \ top
+ \ bottom
+ \ high
+ \ middle
+ \ low
+ \ toggle
+ \ invert
+ \ invert-below
+ \ unselect
+ \ glob-select
+ \ glob-unselect
+ \ calcdirsize
+ \ clearmaps
+ \ copy
+ \ cut
+ \ paste
+ \ clear
+ \ sync
+ \ draw
+ \ redraw
+ \ load
+ \ reload
+ \ echo
+ \ echomsg
+ \ echoerr
+ \ cd
+ \ select
+ \ delete
+ \ rename
+ \ source
+ \ push
+ \ read
+ \ shell
+ \ shell-pipe
+ \ shell-wait
+ \ shell-async
+ \ find
+ \ find-back
+ \ find-next
+ \ find-prev
+ \ search
+ \ search-back
+ \ search-next
+ \ search-prev
+ \ filter
+ \ setfilter
+ \ mark-save
+ \ mark-load
+ \ mark-remove
+ \ tag
+ \ tag-toggle
+ \ cmd-escape
+ \ cmd-complete
+ \ cmd-menu-complete
+ \ cmd-menu-complete-back
+ \ cmd-menu-accept
+ \ cmd-enter
+ \ cmd-interrupt
+ \ cmd-history-next
+ \ cmd-history-prev
+ \ cmd-left
+ \ cmd-right
+ \ cmd-home
+ \ cmd-end
+ \ cmd-delete
+ \ cmd-delete-back
+ \ cmd-delete-home
+ \ cmd-delete-end
+ \ cmd-delete-unix-word
+ \ cmd-yank
+ \ cmd-transpose
+ \ cmd-transpose-word
+ \ cmd-word
+ \ cmd-word-back
+ \ cmd-delete-word
+ \ cmd-delete-word-back
+ \ cmd-capitalize-word
+ \ cmd-uppercase-word
+ \ cmd-lowercase-word
+ \ anchorfind
+ \ autoquit
+ \ borderfmt
+ \ cleaner
+ \ copyfmt
+ \ cursoractivefmt
+ \ cursorparentfmt
+ \ cursorpreviewfmt
+ \ cutfmt
+ \ dircache
+ \ dircounts
+ \ dirfirst
+ \ dironly
+ \ dirpreviews
+ \ drawbox
+ \ dupfilefmt
+ \ errorfmt
+ \ filesep
+ \ findlen
+ \ globfilter
+ \ globsearch
+ \ hidden
+ \ hiddenfiles
+ \ hidecursorinactive
+ \ history
+ \ icons
+ \ ifs
+ \ ignorecase
+ \ ignoredia
+ \ incfilter
+ \ incsearch
+ \ info
+ \ infotimefmtnew
+ \ infotimefmtold
+ \ mouse
+ \ number
+ \ numberfmt
+ \ period
+ \ preserve
+ \ preview
+ \ previewer
+ \ promptfmt
+ \ ratios
+ \ relativenumber
+ \ reverse
+ \ roundbox
+ \ ruler
+ \ rulerfmt
+ \ scrolloff
+ \ selectfmt
+ \ selmode
+ \ shell
+ \ shellflag
+ \ shellopts
+ \ sixel
+ \ smartcase
+ \ smartdia
+ \ sortby
+ \ statfmt
+ \ tabstop
+ \ tagfmt
+ \ tempmarks
+ \ timefmt
+ \ truncatechar
+ \ truncatepct
+ \ waitmsg
+ \ wrapscan
+ \ wrapscroll
+ \ pre-cd
+ \ on-cd
+ \ on-select
+ \ on-redraw
+ \ on-quit
+"}}}
+
+"{{{ Special Matching
+syn match lfSpecial '<.*>\|\\.'
+"}}}
+
+"{{{ Shell Script Matching for cmd
+let s:shell_syntax = get(g:, 'lf_shell_syntax', "syntax/sh.vim")
+let s:shell_syntax = get(b:, 'lf_shell_syntax', s:shell_syntax)
+unlet b:current_syntax
+exe 'syn include @Shell '.s:shell_syntax
+let b:current_syntax = "lf"
+syn region lfIgnore start=".{{\n" end="^}}"
+ \ keepend contains=lfExternalShell,lfExternalPatch
+syn match lfShell '\$[a-zA-Z].*$
+ \\|:[a-zA-Z].*$
+ \\|%[a-zA-Z].*$
+ \\|![a-zA-Z].*$
+ \\|&[a-zA-Z].*$'
+ \ transparent contains=@Shell,lfExternalPatch
+syn match lfExternalShell "^.*$" transparent contained contains=@Shell
+syn match lfExternalPatch "^\s*cmd\ .*\ .{{$\|^}}$" contained
+"}}}
+
+"{{{ Link Highlighting
+hi def link lfComment Comment
+hi def link lfVar Type
+hi def link lfSpecial Special
+hi def link lfString String
+hi def link lfKeyword Statement
+hi def link lfOptions Constant
+hi def link lfConstant Constant
+hi def link lfExternalShell Normal
+hi def link lfExternalPatch Special
+hi def link lfIgnore Special
+"}}}