From d80e11fbbca5e7fcfece73636550588b0eed00af Mon Sep 17 00:00:00 2001
From: "Khaveesh N (MBP)" <khaveesh@gmail.com>
Date: Tue, 28 Sep 2021 20:38:55 +0530
Subject: [PATCH] Cleanup

---
 README.md         |  4 +++-
 autoload/fish.vim | 32 --------------------------------
 ftdetect/fish.vim |  2 +-
 ftplugin/fish.vim | 27 ++++++---------------------
 4 files changed, 10 insertions(+), 55 deletions(-)

diff --git a/README.md b/README.md
index cd47054..0997385 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,9 @@ you can use any plugin manager you like.
 
 -   Syntax highlighting and filetype detection, of course.
 -   Code formatting with `fish_indent`.
+-   Fold expressions for automatic folding.
 -   Omni-complete from fish using the `^X^O` command.
+-   Comment strings & matchit patterns.
 
 For everything above to work you need to have fish installed in `$PATH`
 and some Vim features turned on. First, tell Vim to use the syntax and
@@ -30,7 +32,7 @@ The above commands are required only for Vim and not for NeoVim.
 Vim needs a more POSIX compatible shell than fish for certain
 functionality to work, such as `:%!`, compressed help pages and many
 third-party addons. If you use fish as your login shell or launch Vim
-from fish, you need to set `shell` to something else in your `~/.vimrc`,
+from fish, you need to set `shell` to something else in your `vimrc`,
 for example:
 
 ``` {.vim}
diff --git a/autoload/fish.vim b/autoload/fish.vim
index 6b8720b..8d85083 100644
--- a/autoload/fish.vim
+++ b/autoload/fish.vim
@@ -42,35 +42,3 @@ function! fish#Complete(findstart, base) abort
         return l:results
     endif
 endfunction
-
-function! fish#Help(ref) abort
-    let l:ref = a:ref
-    if empty(a:ref)
-        " let l:ref = &filetype ==# 'man' ? expand('<cWORD>') : expand('<cword>')
-        let l:ref = expand('<cword>')
-        if empty(l:ref)
-            call s:fish_help_error('no identifier under cursor')
-            return
-        endif
-    endif
-    let l:output = systemlist('fish -c "man -w ' . shellescape(l:ref) . '"')
-    if v:shell_error
-        call s:fish_help_error(printf('command exited with code %d: %s', v:shell_error, join(l:output)))
-        return
-    endif
-    aug ft_man_fish
-        au FileType man
-          \ setlocal nobuflisted
-          \ | setlocal keywordprg=:FishHelp'
-          \ | nnoremap <silent> <buffer> K :FishHelp<cr>
-          \ | nnoremap <silent> <buffer> <C-]> :FishHelp<cr>
-    aug END
-    execute 'Man ' . l:output[0]
-    silent aug! ft_man_fish
-endfunction
-
-function! s:fish_help_error(message)
-    echohl ErrorMsg
-    echon 'FishHelp: ' a:message
-    echohl NONE
-endfunction
diff --git a/ftdetect/fish.vim b/ftdetect/fish.vim
index 85cedff..4cdbca1 100644
--- a/ftdetect/fish.vim
+++ b/ftdetect/fish.vim
@@ -1,4 +1,4 @@
-au BufNewFile,BufRead *.fish setfiletype fish
+autocmd BufNewFile,BufRead *.fish setfiletype fish
 
 " Detect fish scripts by the shebang line.
 autocmd BufNewFile,BufRead,StdinReadPost *
diff --git a/ftplugin/fish.vim b/ftplugin/fish.vim
index ea8795a..58a05aa 100644
--- a/ftplugin/fish.vim
+++ b/ftplugin/fish.vim
@@ -10,43 +10,28 @@ setlocal comments=:#
 setlocal commentstring=#%s
 setlocal define=\\v^\\s*function>
 setlocal foldexpr=fish#Fold()
-setlocal formatoptions+=n1
+setlocal formatoptions+=jn1
 setlocal formatoptions-=t
 setlocal include=\\v^\\s*\\.>
 setlocal iskeyword=@,48-57,+,-,_,.
 setlocal suffixesadd^=.fish
 
-" Use the 'j' format option when available.
-if v:version ># 703 || v:version ==# 703 && has('patch541')
-    setlocal formatoptions+=j
-endif
-
 if executable('fish')
     setlocal omnifunc=fish#Complete
     setlocal formatprg=fish_indent
 endif
 
-command! -nargs=? FishHelp call fish#Help(<q-args>)
-setlocal keywordprg=:FishHelp
-
 let b:match_ignorecase = 0
-if has('patch-7.3.1037')
-    let s:if = '%(else\s\+)\@15<!if'
-else
-    let s:if = '%(else\s\+)\@<!if'
-endif
-
 let b:match_words = escape(
-            \'<%(begin|function|'.s:if.'|switch|while|for)>:<else\s\+if|case>:<else>:<end>'
-            \, '<>%|)')
+            \ '<%(begin|function|%(else\s\+)\@15<!if|switch|while|for)>'
+            \     . ':<else\s\+if|case>:<else>:<end>',
+            \ '<>%|)')
 let b:match_skip = 's:comment\|string\|deref'
 
-
 let b:undo_ftplugin = "
             \ setlocal comments< commentstring< define< foldexpr< formatoptions<
-            \|setlocal include< iskeyword< suffixesadd<
-            \|setlocal formatexpr< omnifunc< formatprg< path< keywordprg<
-            \|unlet! b:match_words
+            \ | setlocal include< iskeyword< suffixesadd< omnifunc< formatprg<
+            \ | unlet! b:match_words b:match_skip b:match_ignorecase
             \"
 
 let &cpo = s:save_cpo