diff --git a/runtime/ftplugin/hlsplaylist.vim b/runtime/ftplugin/hlsplaylist.vim new file mode 100644 index 0000000000..879a04f0f9 --- /dev/null +++ b/runtime/ftplugin/hlsplaylist.vim @@ -0,0 +1,37 @@ +" Vim filetype plugin +" Language: HLS/M3U Playlist +" Maintainer: AvidSeeker +" Last Change: 2024 Jul 07 +" + +if exists("b:did_ftplugin") + finish +endif +let g:did_ftplugin = 1 + +setlocal commentstring=#%s + +let b:undo_ftplugin = "setl commentstring<" + +function! M3UFold() abort + let line = getline(v:lnum) + if line =~# '^#EXTGRP' + return ">1" + endif + return "=" +endfunction + +function! M3UFoldText() abort + let start_line = getline(v:foldstart) + let title = substitute(start_line, '^#EXTGRP:*', '', '') + let foldsize = (v:foldend - v:foldstart + 1) + let linecount = '['.foldsize.' lines]' + return title.' '.linecount +endfunction + +if has("folding") + setlocal foldexpr=M3UFold() + setlocal foldmethod=expr + setlocal foldtext=M3UFoldText() + let b:undo_ftplugin .= "|setl foldexpr< foldmethod< foldtext<" +endif