From 7217c7749e5403c9c7856c1d12c7986eb9c3b460 Mon Sep 17 00:00:00 2001
From: Yaroslav <contact@yaroslavps.com>
Date: Tue, 31 Mar 2020 17:52:49 +0300
Subject: Goodbye vim, been using neovim for ages now; home directory cleanup

---
 .../airline/extensions/tabline/xtabline.vim        | 397 +++++++++++++++++++++
 1 file changed, 397 insertions(+)
 create mode 100644 dotfiles/.local/share/nvim/site/autoload/airline/extensions/tabline/xtabline.vim

(limited to 'dotfiles/.local/share/nvim/site/autoload/airline/extensions/tabline/xtabline.vim')

diff --git a/dotfiles/.local/share/nvim/site/autoload/airline/extensions/tabline/xtabline.vim b/dotfiles/.local/share/nvim/site/autoload/airline/extensions/tabline/xtabline.vim
new file mode 100644
index 0000000..4d1cdec
--- /dev/null
+++ b/dotfiles/.local/share/nvim/site/autoload/airline/extensions/tabline/xtabline.vim
@@ -0,0 +1,397 @@
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+" xTabline - Reduced version for vim-airline
+" Copyright (C) 2018 Gianmaria Bajo <mg1979.git@gmail.com>
+" License: MIT License
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+
+function! airline#extensions#tabline#xtabline#init()
+
+    let s:state = 0
+
+    " initialize mappings
+    call airline#extensions#tabline#xtabline#maps()
+
+    """"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+    " Variables
+    """"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+    let g:loaded_xtabline = 1
+    let s:most_recent = -1
+    let s:xtabline_filtering = 1
+
+    let t:xtl_excluded = get(g:, 'airline#extensions#tabline#exclude_buffers', [])
+    let t:xtl_accepted = []
+
+    let g:xtabline_include_previews = get(g:, 'xtabline_include_previews', 1)
+
+    let g:xtabline_alt_action = get(g:, 'xtabline_alt_action', "buffer #")
+
+
+    """"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+    " Autocommands
+    """"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+    augroup plugin-xtabline
+        autocmd!
+
+        autocmd TabNew    * call s:Do('new')
+        autocmd TabEnter  * call s:Do('enter')
+        autocmd TabLeave  * call s:Do('leave')
+        autocmd TabClosed * call s:Do('close')
+
+        autocmd BufEnter  * let g:xtabline_changing_buffer = 0
+        autocmd BufAdd,BufDelete,BufWrite * call airline#extensions#tabline#xtabline#filter_buffers()
+    augroup END
+
+
+    """"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+    " Commands
+    """"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+    com! XTabReopen call airline#extensions#tabline#xtabline#reopen_last_tab()
+
+endfunction
+
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+" Mappings
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+function! airline#extensions#tabline#xtabline#maps()
+
+    if !exists('g:xtabline_disable_keybindings')
+
+        fun! s:mapkeys(keys, plug)
+            if empty(mapcheck(a:keys)) && !hasmapto(a:plug)
+                silent! execute 'nmap <unique> '.a:keys.' '.a:plug
+            endif
+        endfun
+
+        call s:mapkeys('<F5>','<Plug>XTablineToggleTabs')
+        call s:mapkeys('<leader><F5>','<Plug>XTablineToggleFiltering')
+        call s:mapkeys('<BS>','<Plug>XTablineSelectBuffer')
+        call s:mapkeys(']l','<Plug>XTablineNextBuffer')
+        call s:mapkeys('[l','<Plug>XTablinePrevBuffer')
+        call s:mapkeys('<leader>tr','<Plug>XTablineReopen')
+    endif
+
+    nnoremap <unique> <script> <Plug>XTablineToggleTabs <SID>ToggleTabs
+    nnoremap <silent> <SID>ToggleTabs :call airline#extensions#tabline#xtabline#toggle_tabs()<cr>
+
+    nnoremap <unique> <script> <Plug>XTablineToggleFiltering <SID>ToggleFiltering
+    nnoremap <silent> <SID>ToggleFiltering :call airline#extensions#tabline#xtabline#toggle_buffers()<cr>
+
+    nnoremap <unique> <script> <Plug>XTablineSelectBuffer <SID>SelectBuffer
+    nnoremap <silent> <expr> <SID>SelectBuffer g:xtabline_changing_buffer ? "\<C-c>" : ":<C-u>call airline#extensions#tabline#xtabline#select_buffer(v:count)\<cr>"
+
+    nnoremap <unique> <script> <Plug>XTablineNextBuffer <SID>NextBuffer
+    nnoremap <silent> <expr> <SID>NextBuffer airline#extensions#tabline#xtabline#next_buffer(v:count1)
+
+    nnoremap <unique> <script> <Plug>XTablinePrevBuffer <SID>PrevBuffer
+    nnoremap <silent> <expr> <SID>PrevBuffer airline#extensions#tabline#xtabline#prev_buffer(v:count1)
+
+    nnoremap <unique> <script> <Plug>XTablineReopen <SID>ReopenLastTab
+    nnoremap <silent> <SID>ReopenLastTab :XTabReopen<cr>
+
+    if get(g:, 'xtabline_cd_commands', 0)
+        map <unique> <leader>cdc <Plug>XTablineCdCurrent
+        map <unique> <leader>cdd <Plug>XTablineCdDown1
+        map <unique> <leader>cd2 <Plug>XTablineCdDown2
+        map <unique> <leader>cd3 <Plug>XTablineCdDown3
+        map <unique> <leader>cdh <Plug>XTablineCdHome
+        nnoremap <unique> <script> <Plug>XTablineCdCurrent :cd %:p:h<cr>:call airline#util#doautocmd('BufAdd')<cr>:pwd<cr>
+        nnoremap <unique> <script> <Plug>XTablineCdDown1   :cd %:p:h:h<cr>:call airline#util#doautocmd('BufAdd')<cr>:pwd<cr>
+        nnoremap <unique> <script> <Plug>XTablineCdDown2   :cd %:p:h:h:h<cr>:call airline#util#doautocmd('BufAdd')<cr>:pwd<cr>
+        nnoremap <unique> <script> <Plug>XTablineCdDown3   :cd %:p:h:h:h:h<cr>:call airline#util#doautocmd('BufAdd')<cr>:pwd<cr>
+        nnoremap <unique> <script> <Plug>XTablineCdHome    :cd ~<cr>:call airline#util#doautocmd('BufAdd')<cr>:pwd<cr>
+    endif
+endfunction
+
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+" Commands functions
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+function! airline#extensions#tabline#xtabline#toggle_tabs()
+    """Toggle between tabs/buffers tabline."""
+
+    if tabpagenr("$") == 1 | call airline#util#warning("There is only one tab.") | return | endif
+
+    if g:airline#extensions#tabline#show_tabs
+        let g:airline#extensions#tabline#show_tabs = 0
+        call airline#util#warning("Showing buffers")
+    else
+        let g:airline#extensions#tabline#show_tabs = 1
+        call airline#util#warning("Showing tabs")
+    endif
+
+    doautocmd BufAdd
+endfunction
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+function! airline#extensions#tabline#xtabline#toggle_buffers()
+    """Toggle buffer filtering in the tabline."""
+
+    if s:xtabline_filtering
+        let s:xtabline_filtering = 0
+        let g:airline#extensions#tabline#exclude_buffers = []
+        call airline#util#warning("Buffer filtering turned off")
+        doautocmd BufAdd
+    else
+        let s:xtabline_filtering = 1
+        call airline#extensions#tabline#xtabline#filter_buffers()
+        call airline#util#warning("Buffer filtering turned on")
+        doautocmd BufAdd
+    endif
+endfunction
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+function! airline#extensions#tabline#xtabline#reopen_last_tab()
+    """Reopen the last closed tab."""
+
+    if !exists('s:most_recently_closed_tab')
+        call airline#util#warning("No recent tabs.")
+        return
+    endif
+
+    let tab = s:most_recently_closed_tab
+    tabnew
+    let empty = bufnr("%")
+    let t:cwd = tab['cwd']
+    cd `=t:cwd`
+    let t:name = tab['name']
+    for buf in tab['buffers'] | execute "badd ".buf | endfor
+    execute "edit ".tab['buffers'][0]
+    execute "bdelete ".empty
+endfunction
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+function! airline#extensions#tabline#xtabline#filter_buffers()
+    """Filter buffers so that only the ones within the tab's cwd will show up.
+
+    " 'accepted' is a list of buffer numbers, for quick access.
+    " 'excluded' is a list of buffer numbers, it will be used by Airline to hide buffers.
+
+    if !s:xtabline_filtering | return | endif
+
+    let g:airline#extensions#tabline#exclude_buffers = []
+    let t:xtl_excluded = g:airline#extensions#tabline#exclude_buffers
+    let t:xtl_accepted = [] | let accepted = t:xtl_accepted
+    let previews = g:xtabline_include_previews
+
+    " bufnr(0) is the alternate buffer
+    for buf in range(1, bufnr("$"))
+
+        if !buflisted(buf) | continue | endif
+
+        " get the path
+        let path = expand("#".buf.":p")
+
+        " confront with the cwd
+        if !previews && path =~ "^".getcwd()
+            call add(accepted, buf)
+        elseif previews && path =~ getcwd()
+            call add(accepted, buf)
+        else
+            call add(t:xtl_excluded, buf)
+        endif
+    endfor
+
+    call s:RefreshTabline()
+endfunction
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+function! airline#extensions#tabline#xtabline#next_buffer(nr)
+    """Switch to next visible buffer."""
+
+    if ( s:NotEnoughBuffers() || !s:xtabline_filtering ) | return | endif
+    let accepted = t:xtl_accepted
+
+    let ix = index(accepted, bufnr("%"))
+    let target = ix + a:nr
+    let total = len(accepted)
+
+    if ix == -1
+        " not in index, go back to most recent or back to first
+        if s:most_recent == -1 || s:most_recent >= total
+            let s:most_recent = 0
+        endif
+
+    elseif target >= total
+        " over last buffer
+        while target >= total | let target -= total | endwhile
+        let s:most_recent = target
+
+    else
+        let s:most_recent = target
+    endif
+
+    return ":buffer " . accepted[s:most_recent] . "\<cr>"
+endfunction
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+function! airline#extensions#tabline#xtabline#prev_buffer(nr)
+    """Switch to previous visible buffer."""
+
+    if ( s:NotEnoughBuffers() || !s:xtabline_filtering ) | return | endif
+    let accepted = t:xtl_accepted
+
+    let ix = index(accepted, bufnr("%"))
+    let target = ix - a:nr
+    let total = len(accepted)
+
+    if ix == -1
+        " not in index, go back to most recent or back to first
+        if s:most_recent == -1 || s:most_recent >= total
+            let s:most_recent = 0
+        endif
+
+    elseif target < 0
+        " before first buffer
+        while target < 0 | let target += total | endwhile
+        let s:most_recent = target
+
+    else
+        let s:most_recent = target
+    endif
+
+    return ":buffer " . accepted[s:most_recent] . "\<cr>"
+endfunction
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+function! airline#extensions#tabline#xtabline#select_buffer(nr)
+    """Switch to visible buffer in the tabline with [count]."""
+
+    if ( a:nr == 0 || !s:xtabline_filtering ) | execute g:xtabline_alt_action | return | endif
+    let accepted = t:xtl_accepted
+
+    if (a:nr > len(accepted)) || s:NotEnoughBuffers() || accepted[a:nr - 1] == bufnr("%")
+        return
+    else
+        let g:xtabline_changing_buffer = 1
+        execute "buffer ".accepted[a:nr - 1]
+    endif
+endfunction
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+function! s:TabBuffers()
+    """Return a list of buffers names for this tab."""
+
+    return map(copy(t:xtl_accepted), 'bufname(v:val)')
+endfunction
+
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+" Helper functions
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+function! s:NotEnoughBuffers()
+    """Just return if there aren't enough buffers."""
+
+    if len(t:xtl_accepted) < 2
+        if index(t:xtl_accepted, bufnr("%")) == -1
+            return
+        elseif !len(t:xtl_accepted)
+            call airline#util#warning("No available buffers for this tab.")
+        else
+            call airline#util#warning("No other available buffers for this tab.")
+        endif
+        return 1
+    endif
+endfunction
+
+function! s:RefreshTabline()
+    call airline#extensions#tabline#buflist#invalidate()
+endfunction
+
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+" TabPageCd
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+" tabpagecd - Turn :cd into :tabpagecd, to use one tab page per project
+" expanded version by mg979
+" Copyright (C) 2012-2013 Kana Natsuno <http://whileimautomaton.net/>
+" Copyright (C) 2018 Gianmaria Bajo <mg1979.git@gmail.com>
+" License: MIT License
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+function! s:InitCwds()
+    if !exists('g:xtab_cwds') | let g:xtab_cwds = [] | endif
+
+    while len(g:xtab_cwds) < tabpagenr("$")
+        call add(g:xtab_cwds, getcwd())
+    endwhile
+    let s:state    = 1
+    let t:cwd      = getcwd()
+    let s:last_tab = 0
+    call airline#extensions#tabline#xtabline#filter_buffers()
+endfunction
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+function! airline#extensions#tabline#xtabline#update_obsession()
+    let string = 'let g:xtab_cwds = '.string(g:xtab_cwds).' | call airline#extensions#tabline#xtabline#update_obsession()'
+    if !exists('g:obsession_append')
+        let g:obsession_append = [string]
+    else
+        call filter(g:obsession_append, 'v:val !~# "^let g:xtab_cwds"')
+        call add(g:obsession_append, string)
+    endif
+endfunction
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+function! s:Do(action)
+    let arg = a:action
+    if !s:state | call s:InitCwds() | return | endif
+
+    """"""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+    if arg == 'new'
+
+        call insert(g:xtab_cwds, getcwd(), tabpagenr()-1)
+
+    """"""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+    elseif arg == 'enter'
+
+        let t:cwd =g:xtab_cwds[tabpagenr()-1]
+
+        cd `=t:cwd`
+        call airline#extensions#tabline#xtabline#filter_buffers()
+
+    """"""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+    elseif arg == 'leave'
+
+        let t:cwd = getcwd()
+        let g:xtab_cwds[tabpagenr()-1] = t:cwd
+        let s:last_tab = tabpagenr() - 1
+
+        if !exists('t:name') | let t:name = t:cwd | endif
+        let s:most_recent_tab = {'cwd': t:cwd, 'name': t:name, 'buffers': s:TabBuffers()}
+
+    """"""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+    elseif arg == 'close'
+
+        let s:most_recently_closed_tab = copy(s:most_recent_tab)
+        call remove(g:xtab_cwds, s:last_tab)
+    endif
+
+    """"""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+    call airline#extensions#tabline#xtabline#update_obsession()
+endfunction
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
-- 
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