| AvidSeeker | ab03dd2 | 2024-07-08 21:10:08 +0200 | [diff] [blame] | 1 | " Vim filetype plugin |
| 2 | " Language: HLS/M3U Playlist |
| 3 | " Maintainer: AvidSeeker <avidseeker7@protonmail.com> |
| 4 | " Last Change: 2024 Jul 07 |
| 5 | " |
| 6 | |
| 7 | if exists("b:did_ftplugin") |
| 8 | finish |
| 9 | endif |
| 10 | let g:did_ftplugin = 1 |
| 11 | |
| 12 | setlocal commentstring=#%s |
| 13 | |
| 14 | let b:undo_ftplugin = "setl commentstring<" |
| 15 | |
| 16 | function! M3UFold() abort |
| 17 | let line = getline(v:lnum) |
| 18 | if line =~# '^#EXTGRP' |
| 19 | return ">1" |
| 20 | endif |
| 21 | return "=" |
| 22 | endfunction |
| 23 | |
| 24 | function! M3UFoldText() abort |
| 25 | let start_line = getline(v:foldstart) |
| 26 | let title = substitute(start_line, '^#EXTGRP:*', '', '') |
| 27 | let foldsize = (v:foldend - v:foldstart + 1) |
| 28 | let linecount = '['.foldsize.' lines]' |
| 29 | return title.' '.linecount |
| 30 | endfunction |
| 31 | |
| 32 | if has("folding") |
| 33 | setlocal foldexpr=M3UFold() |
| 34 | setlocal foldmethod=expr |
| 35 | setlocal foldtext=M3UFoldText() |
| 36 | let b:undo_ftplugin .= "|setl foldexpr< foldmethod< foldtext<" |
| 37 | endif |