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ultimate-vim/sources_non_forked/lightline.vim/autoload/lightline.vim

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VimL

" =============================================================================
" Filename: autoload/lightline.vim
" Author: itchyny
" License: MIT License
" Last Change: 2016/06/12 22:40:00.
" =============================================================================
let s:save_cpo = &cpo
set cpo&vim
let s:_ = 1
function! lightline#update() abort
if s:_
call lightline#init()
call lightline#colorscheme()
endif
if !s:lightline.enable.statusline
return
endif
let w = winnr()
let s = winnr('$') == 1 ? [lightline#statusline(0)] : [lightline#statusline(0), lightline#statusline(1)]
for n in range(1, winnr('$'))
call setwinvar(n, '&statusline', s[n!=w])
call setwinvar(n, 'lightline', n!=w)
endfor
endfunction
function! lightline#update_once() abort
if !exists('w:lightline') || w:lightline
call lightline#update()
endif
endfunction
function! lightline#update_disable() abort
if !s:lightline.enable.statusline
return
endif
call setwinvar(0, '&statusline', '')
endfunction
function! lightline#enable() abort
call lightline#colorscheme()
call lightline#update()
if s:lightline.enable.tabline
set tabline=%!lightline#tabline()
endif
augroup lightline
autocmd!
autocmd WinEnter,BufWinEnter,FileType,ColorScheme,SessionLoadPost * call lightline#update()
autocmd ColorScheme,SessionLoadPost * call lightline#highlight()
autocmd CursorMoved,BufUnload * call lightline#update_once()
augroup END
augroup lightline-disable
autocmd!
augroup END
augroup! lightline-disable
endfunction
function! lightline#disable() abort
let [&statusline, &tabline] = [get(s:, '_statusline', ''), get(s:, '_tabline', '')]
for t in range(1, tabpagenr('$'))
for n in range(1, tabpagewinnr(t, '$'))
call settabwinvar(t, n, '&statusline', '')
endfor
endfor
augroup lightline
autocmd!
augroup END
augroup! lightline
augroup lightline-disable
autocmd!
autocmd WinEnter * call lightline#update_disable()
augroup END
endfunction
function! lightline#toggle() abort
if exists('#lightline')
call lightline#disable()
else
call lightline#enable()
endif
endfunction
let s:_lightline = {
\ 'active': {
\ 'left': [ [ 'mode', 'paste' ], [ 'readonly', 'filename', 'modified' ] ],
\ 'right': [ [ 'lineinfo' ], [ 'percent' ], [ 'fileformat', 'fileencoding', 'filetype' ] ]
\ },
\ 'inactive': {
\ 'left': [ [ 'filename' ] ],
\ 'right': [ [ 'lineinfo' ], [ 'percent' ] ]
\ },
\ 'tabline': {
\ 'left': [ [ 'tabs' ] ],
\ 'right': [ [ 'close' ] ]
\ },
\ 'tab': {
\ 'active': [ 'tabnum', 'filename', 'modified' ],
\ 'inactive': [ 'tabnum', 'filename', 'modified' ]
\ },
\ 'component': {
\ 'mode': '%{lightline#mode()}',
\ 'absolutepath': '%F', 'relativepath': '%f', 'filename': '%t', 'modified': '%M', 'bufnum': '%n',
\ 'paste': '%{&paste?"PASTE":""}', 'readonly': '%R', 'charvalue': '%b', 'charvaluehex': '%B',
\ 'spell': '%{&spell?&spelllang:""}', 'fileencoding': '%{&fenc!=#""?&fenc:&enc}', 'fileformat': '%{&ff}',
\ 'filetype': '%{&ft!=#""?&ft:"no ft"}', 'percent': '%3p%%', 'percentwin': '%P',
\ 'lineinfo': '%3l:%-2v', 'line': '%l', 'column': '%c', 'close': '%999X X '
\ },
\ 'component_visible_condition': {
\ 'modified': '&modified||!&modifiable', 'readonly': '&readonly', 'paste': '&paste', 'spell': '&spell'
\ },
\ 'component_function': {},
\ 'component_expand': {
\ 'tabs': 'lightline#tabs'
\ },
\ 'component_type': {
\ 'tabs': 'tabsel', 'close': 'raw'
\ },
\ 'tab_component': {},
\ 'tab_component_function': {
\ 'filename': 'lightline#tab#filename', 'modified': 'lightline#tab#modified',
\ 'readonly': 'lightline#tab#readonly', 'tabnum': 'lightline#tab#tabnum'
\ },
\ 'colorscheme': 'default',
\ 'mode_map': {
\ 'n': 'NORMAL', 'i': 'INSERT', 'R': 'REPLACE', 'v': 'VISUAL', 'V': 'V-LINE', "\<C-v>": 'V-BLOCK',
\ 'c': 'COMMAND', 's': 'SELECT', 'S': 'S-LINE', "\<C-s>": 'S-BLOCK', 't': 'TERMINAL'
\ },
\ 'separator': { 'left': '', 'right': '' },
\ 'subseparator': { 'left': '|', 'right': '|' },
\ 'tabline_separator': {},
\ 'tabline_subseparator': {},
\ 'enable': { 'statusline': 1, 'tabline': 1 },
\ '_mode_': {
\ 'n': 'normal', 'i': 'insert', 'R': 'replace', 'v': 'visual', 'V': 'visual', "\<C-v>": 'visual',
\ 'c': 'command', 's': 'select', 'S': 'select', "\<C-s>": 'select', 't': 'terminal'
\ },
\ 'mode_fallback': { 'replace': 'insert', 'terminal': 'insert', 'select': 'visual' },
\ 'palette': {},
\ 'winwidth': winwidth(0),
\ }
function! lightline#init() abort
let s:lightline = deepcopy(get(g:, 'lightline', {}))
for [key, value] in items(s:_lightline)
if type(value) == 4
if !has_key(s:lightline, key)
let s:lightline[key] = {}
endif
call extend(s:lightline[key], value, 'keep')
elseif !has_key(s:lightline, key)
let s:lightline[key] = value
endif
unlet value
endfor
call extend(s:lightline.tabline_separator, s:lightline.separator, 'keep')
call extend(s:lightline.tabline_subseparator, s:lightline.subseparator, 'keep')
let s:lightline.tabline_configured = 0
for components in deepcopy(s:lightline.tabline.left + s:lightline.tabline.right)
if len(filter(components, 'v:val !=# "tabs" && v:val !=# "close"')) > 0
let s:lightline.tabline_configured = 1
break
endif
endfor
if !exists('s:_statusline')
let s:_statusline = &statusline
endif
if !exists('s:_tabline')
let s:_tabline = &tabline
endif
if s:lightline.enable.tabline
set tabline=%!lightline#tabline()
else
let &tabline = get(s:, '_tabline', '')
endif
for f in values(s:lightline.component_function)
silent! call call(f, [])
endfor
for f in values(s:lightline.tab_component_function)
silent! call call(f, [1])
endfor
let s:mode = ''
endfunction
function! lightline#colorscheme() abort
try
let s:lightline.palette = g:lightline#colorscheme#{s:lightline.colorscheme}#palette
catch
call lightline#error('Could not load colorscheme ' . s:lightline.colorscheme . '.')
let s:lightline.colorscheme = 'default'
let s:lightline.palette = g:lightline#colorscheme#{s:lightline.colorscheme}#palette
finally
let s:highlight = {}
call lightline#highlight('normal')
call lightline#link()
let s:_ = 0
if has('win32') && !has('gui_running') && &t_Co < 256
for u in values(s:lightline.palette)
for v in values(u)
for _ in v
let [_[2], _[3]] = [lightline#colortable#gui2cui(_[0], _[2]), lightline#colortable#gui2cui(_[1], _[3])]
endfor
endfor
endfor
endif
endtry
endfunction
function! lightline#palette() abort
return s:lightline.palette
endfunction
function! lightline#mode() abort
return get(s:lightline.mode_map, mode(), '')
endfunction
let s:mode = ''
function! lightline#link(...) abort
let mode = get(s:lightline._mode_, a:0 ? a:1 : mode(), 'normal')
if s:mode == mode
return ''
endif
let s:mode = mode
if !has_key(s:highlight, mode)
call lightline#highlight(mode)
endif
let types = map(s:uniq(sort(filter(values(s:lightline.component_type), 'v:val !=# "raw"'))), '[v:val, 1]')
for [p, l] in [['Left', len(s:lightline.active.left)], ['Right', len(s:lightline.active.right)]]
for [i, t] in map(range(0, l), '[v:val, 0]') + types
if i != l
exec printf('hi link LightLine%s_active_%s LightLine%s_%s_%s', p, i, p, mode, i)
endif
for [j, s] in map(range(0, l), '[v:val, 0]') + types
if i + 1 == j || t || s && i != l
exec printf('hi link LightLine%s_active_%s_%s LightLine%s_%s_%s_%s', p, i, j, p, mode, i, j)
endif
endfor
endfor
endfor
exec printf('hi link LightLineMiddle_active LightLineMiddle_%s', mode)
return ''
endfunction
function! s:term(p) abort
return get(a:p, 4) !=# '' ? 'term='.a:p[4].' cterm='.a:p[4].' gui='.a:p[4] : ''
endfunction
if exists('*uniq')
let s:uniq = function('uniq')
else
function! s:uniq(xs) abort
let i = len(a:xs) - 1
while i > 0
if a:xs[i] ==# a:xs[i - 1]
call remove(a:xs, i)
endif
let i -= 1
endwhile
return a:xs
endfunction
endif
function! lightline#highlight(...) abort
let [c, f] = [s:lightline.palette, s:lightline.mode_fallback]
let [s:lightline.llen, s:lightline.rlen] = [len(c.normal.left), len(c.normal.right)]
let [s:lightline.tab_llen, s:lightline.tab_rlen] = [len(has_key(get(c, 'tabline', {}), 'left') ? c.tabline.left : c.normal.left), len(has_key(get(c, 'tabline', {}), 'right') ? c.tabline.right : c.normal.right)]
let types = map(s:uniq(sort(filter(values(s:lightline.component_type), 'v:val !=# "raw"'))), '[v:val, 1]')
let modes = a:0 ? [a:1] : extend(['normal', 'insert', 'replace', 'visual', 'inactive', 'command', 'select', 'tabline'], has('nvim') ? ['terminal'] : [])
for mode in modes
let s:highlight[mode] = 1
let d = has_key(c, mode) ? mode : has_key(f, mode) && has_key(c, f[mode]) ? f[mode] : 'normal'
let left = d ==# 'tabline' ? s:lightline.tabline.left : d ==# 'inactive' ? s:lightline.inactive.left : s:lightline.active.left
let right = d ==# 'tabline' ? s:lightline.tabline.right : d ==# 'inactive' ? s:lightline.inactive.right : s:lightline.active.right
let ls = has_key(get(c, d, {}), 'left') ? c[d].left : has_key(f, d) && has_key(get(c, f[d], {}), 'left') ? c[f[d]].left : c.normal.left
let ms = has_key(get(c, d, {}), 'middle') ? c[d].middle[0] : has_key(f, d) && has_key(get(c, f[d], {}), 'middle') ? c[f[d]].middle[0] : c.normal.middle[0]
let rs = has_key(get(c, d, {}), 'right') ? c[d].right : has_key(f, d) && has_key(get(c, f[d], {}), 'right') ? c[f[d]].right : c.normal.right
for [p, l, zs] in [['Left', len(left), ls], ['Right', len(right), rs]]
for [i, t] in map(range(0, l), '[v:val, 0]') + types
if i < l || i < 1
let r = t ? (has_key(get(c, d, []), i) ? c[d][i][0] : has_key(get(c, 'tabline', {}), i) ? c.tabline[i][0] : get(c.normal, i, zs)[0]) : get(zs, i, ms)
exec printf('hi LightLine%s_%s_%s guifg=%s guibg=%s ctermfg=%s ctermbg=%s %s', p, mode, i, r[0], r[1], r[2], r[3], s:term(r))
endif
for [j, s] in map(range(0, l), '[v:val, 0]') + types
if i + 1 == j || t || s && i != l
let q = s ? (has_key(get(c, d, []), j) ? c[d][j][0] : has_key(get(c, 'tabline', {}), j) ? c.tabline[j][0] : get(c.normal, j, zs)[0]) : (j != l ? get(zs, j, ms) :ms)
exec printf('hi LightLine%s_%s_%s_%s guifg=%s guibg=%s ctermfg=%s ctermbg=%s', p, mode, i, j, r[1], q[1], r[3], q[3])
endif
endfor
endfor
endfor
exec printf('hi LightLineMiddle_%s guifg=%s guibg=%s ctermfg=%s ctermbg=%s %s', mode, ms[0], ms[1], ms[2], ms[3], s:term(ms))
endfor
endfunction
function! s:subseparator(components, subseparator, expanded) abort
let [a, c, f, v] = [ a:components, s:lightline.component, s:lightline.component_function, s:lightline.component_visible_condition ]
let xs = map(range(len(a:components)), 'a:expanded[v:val] ? "1" :
\ has_key(f, a[v:val]) ? (exists("*".f[a[v:val]]) ? "" : "exists(\"*".f[a[v:val]]."\")&&").f[a[v:val]]."()!=#\"\"" :
\ has_key(v, a[v:val]) ? "(" . v[a[v:val]] . ")" : has_key(c, a[v:val]) ? "1" : "0"')
return '%{' . (xs[0] ==# '1' ? '' : xs[0] . '&&(') . join(xs[1:], '||') . (xs[0] ==# '1' ? '' : ')') . '?"' . a:subseparator . '":""}'
endfunction
function! lightline#concatenate(xs, right) abort
let separator = a:right ? s:lightline.subseparator.right : s:lightline.subseparator.left
return join(filter(copy(a:xs), 'v:val !=# ""'), ' ' . separator . ' ')
endfunction
function! lightline#statusline(inactive) abort
if a:inactive && !has_key(s:highlight, 'inactive')
call lightline#highlight('inactive')
endif
return s:line(0, a:inactive)
endfunction
function! s:normalize(result) abort
if type(a:result) == 3
return map(a:result, 'type(v:val) == 1 ? v:val : string(v:val)')
elseif type(a:result) == 1
return [a:result]
else
return [string(a:result)]
endif
endfunction
function! s:evaluate_expand(component) abort
try
let result = call(a:component, [])
if type(result) == 1 && result ==# ''
return []
endif
catch
return []
endtry
return map(type(result) == 3 ? (result + [[], [], []])[:2] : [[], [result], []], 'filter(s:normalize(v:val), "v:val !=# ''''")')
endfunction
function! s:convert(name, index) abort
if has_key(s:lightline.component_expand, a:name)
let type = get(s:lightline.component_type, a:name, a:index)
return filter(s:map(s:evaluate_expand(s:lightline.component_expand[a:name]), '[v:val, 1, v:key == 1 ? "' . type . '" : "' . a:index . '"]'), 'v:val[0] != []')
else
return [[[a:name], 0, a:index]]
endif
endfunction
function! s:flatten_twice(xss) abort
let ys = []
for xs in a:xss
for x in xs
let ys += x
endfor
endfor
return ys
endfunction
if v:version > 702 || v:version == 702 && has('patch295')
let s:map = function('map')
else
function! s:map(xs, f) abort
let ys = []
for i in range(len(a:xs))
call extend(ys, map(a:xs[(i):(i)], substitute(a:f, 'v:key', i, 'g')))
endfor
return ys
endfunction
endif
function! s:expand(components) abort
let components = []
let expanded = []
let indices = []
let previndex = -1
let xs = s:flatten_twice(s:map(deepcopy(a:components), 'map(v:val, "s:convert(v:val, ''" . v:key . "'')")'))
for [component, expand, index] in xs
if previndex != index
call add(indices, index)
call add(components, [])
call add(expanded, [])
endif
call extend(components[-1], component)
call extend(expanded[-1], repeat([expand], len(component)))
let previndex = index
endfor
call add(indices, string(len(a:components)))
return [components, expanded, indices]
endfunction
function! s:line(tabline, inactive) abort
let _ = a:tabline ? '' : '%{lightline#link()}'
if s:lightline.palette == {}
call lightline#colorscheme()
endif
let [l, r] = a:tabline ? [s:lightline.tab_llen, s:lightline.tab_rlen] : [s:lightline.llen, s:lightline.rlen]
let [p, s] = a:tabline ? [s:lightline.tabline_separator, s:lightline.tabline_subseparator] : [s:lightline.separator, s:lightline.subseparator]
let [c, f, t] = [s:lightline.component, s:lightline.component_function, s:lightline.component_type]
let mode = a:tabline ? 'tabline' : a:inactive ? 'inactive' : 'active'
let l_ = has_key(s:lightline, mode) ? s:lightline[mode].left : s:lightline.active.left
let [lt, lc, ll] = s:expand(copy(l_))
let r_ = has_key(s:lightline, mode) ? s:lightline[mode].right : s:lightline.active.right
let [rt, rc, rl] = s:expand(copy(r_))
for i in range(len(lt))
let _ .= '%#LightLineLeft_' . mode . '_' . ll[i] . '#'
for j in range(len(lt[i]))
let x = lc[i][j] ? lt[i][j] : has_key(f, lt[i][j]) ? (exists('*' . f[lt[i][j]]) ? '%{' . f[lt[i][j]] . '()}' : '%{exists("*' . f[lt[i][j]] . '")?' . f[lt[i][j]] . '():""}') : get(c, lt[i][j], '')
let _ .= has_key(t, lt[i][j]) && t[lt[i][j]] ==# 'raw' || x ==# '' ? x : '%( ' . x . ' %)'
if j < len(lt[i]) - 1 && s.left !=# ''
let _ .= s:subseparator(lt[i][(j):], s.left, lc[i][(j):])
endif
endfor
let _ .= '%#LightLineLeft_' . mode . '_' . ll[i] . '_' . ll[i + 1] . '#'
let _ .= i < l + len(lt) - len(l_) && ll[i] < l || ll[i] != ll[i + 1] ? p.left : len(lt[i]) ? s.left : ''
endfor
let _ .= '%#LightLineMiddle_' . mode . '#%='
for i in reverse(range(len(rt)))
let _ .= '%#LightLineRight_' . mode . '_' . rl[i] . '_' . rl[i + 1] . '#'
let _ .= i < r + len(rt) - len(r_) && rl[i] < r || rl[i] != rl[i + 1] ? p.right : len(rt[i]) ? s.right : ''
let _ .= '%#LightLineRight_' . mode . '_' . rl[i] . '#'
for j in range(len(rt[i]))
let x = rc[i][j] ? rt[i][j] : has_key(f, rt[i][j]) ? (exists('*' . f[rt[i][j]]) ? '%{' . f[rt[i][j]] . '()}' : '%{exists("*' . f[rt[i][j]] . '")?' . f[rt[i][j]] . '():""}') : get(c, rt[i][j], '')
let _ .= has_key(t, rt[i][j]) && t[rt[i][j]] ==# 'raw' || x ==# '' ? x : '%( ' . x . ' %)'
if j < len(rt[i]) - 1 && s.right !=# ''
let _ .= s:subseparator(rt[i][(j):], s.right, rc[i][(j):])
endif
endfor
endfor
return _
endfunction
let s:tabnr = -1
let s:tabcnt = -1
let s:tabline = ''
function! lightline#tabline() abort
if !has_key(s:highlight, 'tabline')
call lightline#highlight('tabline')
endif
if s:lightline.tabline_configured || s:tabnr != tabpagenr() || s:tabcnt != tabpagenr('$')
let s:tabnr = tabpagenr()
let s:tabcnt = tabpagenr('$')
let s:tabline = s:line(1, 0)
endif
return s:tabline
endfunction
function! lightline#tabs() abort
let [x, y, z] = [[], [], []]
let nr = tabpagenr()
let cnt = tabpagenr('$')
for i in range(1, cnt)
call add(i < nr ? x : i == nr ? y : z, '%'. i . 'T%{lightline#onetab(' . i . ',' . (i == nr) . ')}' . (i == cnt ? '%T' : ''))
endfor
let abbr = '...'
let n = min([max([s:lightline.winwidth / 40, 2]), 8])
if len(x) > n && len(z) > n
let x = extend(add(x[:n/2-1], abbr), x[-(n+1)/2:])
let z = extend(add(z[:(n+1)/2-1], abbr), z[-n/2:])
elseif len(x) + len(z) > 2 * n
if len(x) > n
let x = extend(add(x[:(2*n-len(z))/2-1], abbr), x[-(2*n-len(z)+1)/2:])
elseif len(z) > n
let z = extend(add(z[:(2*n-len(x)+1)/2-1], abbr), z[-(2*n-len(x))/2:])
endif
endif
return [x, y, z]
endfunction
function! lightline#onetab(n, active) abort
let _ = []
for name in a:active ? s:lightline.tab.active : s:lightline.tab.inactive
if has_key(s:lightline.tab_component_function, name)
call add(_, call(s:lightline.tab_component_function[name], [a:n]))
else
call add(_, get(s:lightline.tab_component, name, ''))
endif
endfor
return join(filter(_, 'v:val !=# ""'), ' ')
endfunction
function! lightline#error(msg) abort
echohl ErrorMsg
echomsg 'lightline.vim: '.a:msg
echohl None
endfunction
let &cpo = s:save_cpo
unlet s:save_cpo