Initial commit (again)
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Strog
212
.vim/autoload/airline/builder.vim
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212
.vim/autoload/airline/builder.vim
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" MIT License. Copyright (c) 2013-2016 Bailey Ling.
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" vim: et ts=2 sts=2 sw=2
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scriptencoding utf-8
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let s:prototype = {}
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function! s:prototype.split(...) dict
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call add(self._sections, ['|', a:0 ? a:1 : '%='])
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endfunction
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function! s:prototype.add_section_spaced(group, contents) dict
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let spc = empty(a:contents) ? '' : g:airline_symbols.space
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call self.add_section(a:group, spc.a:contents.spc)
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endfunction
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function! s:prototype.add_section(group, contents) dict
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call add(self._sections, [a:group, a:contents])
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endfunction
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function! s:prototype.add_raw(text) dict
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call add(self._sections, ['', a:text])
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endfunction
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function! s:get_prev_group(sections, i)
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let x = a:i - 1
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while x >= 0
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let group = a:sections[x][0]
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if group != '' && group != '|'
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return group
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endif
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let x = x - 1
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endwhile
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return ''
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endfunction
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function! s:prototype.build() dict
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let side = 1
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let line = ''
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let i = 0
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let length = len(self._sections)
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let split = 0
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let is_empty = 0
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let prev_group = ''
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while i < length
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let section = self._sections[i]
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let group = section[0]
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let contents = section[1]
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let pgroup = prev_group
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let prev_group = s:get_prev_group(self._sections, i)
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if group ==# 'airline_c' && &buftype ==# 'terminal' && self._context.active
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let group = 'airline_term'
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elseif group ==# 'airline_c' && !self._context.active && has_key(self._context, 'bufnr')
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let group = 'airline_c'. self._context.bufnr
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elseif prev_group ==# 'airline_c' && !self._context.active && has_key(self._context, 'bufnr')
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let prev_group = 'airline_c'. self._context.bufnr
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endif
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if is_empty
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let prev_group = pgroup
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endif
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let is_empty = s:section_is_empty(self, contents)
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if is_empty
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" need to fix highlighting groups, since we
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" have skipped a section, we actually need
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" the previous previous group and so the
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" seperator goes from the previous previous group
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" to the current group
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let pgroup = group
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endif
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if group == ''
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let line .= contents
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elseif group == '|'
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let side = 0
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let line .= contents
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let split = 1
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else
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if prev_group == ''
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let line .= '%#'.group.'#'
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elseif split
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if !is_empty
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let line .= s:get_transitioned_seperator(self, prev_group, group, side)
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endif
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let split = 0
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else
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if !is_empty
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let line .= s:get_seperator(self, prev_group, group, side)
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endif
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endif
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let line .= is_empty ? '' : s:get_accented_line(self, group, contents)
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endif
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let i = i + 1
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endwhile
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if !self._context.active
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"let line = substitute(line, '%#airline_c#', '%#airline_c'.self._context.bufnr.'#', '')
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let line = substitute(line, '%#.\{-}\ze#', '\0_inactive', 'g')
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endif
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return line
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endfunction
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function! s:should_change_group(group1, group2)
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if a:group1 == a:group2
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return 0
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endif
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let color1 = airline#highlighter#get_highlight(a:group1)
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let color2 = airline#highlighter#get_highlight(a:group2)
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if g:airline_gui_mode ==# 'gui'
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return color1[1] != color2[1] || color1[0] != color2[0]
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else
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return color1[3] != color2[3] || color1[2] != color2[2]
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endif
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endfunction
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function! s:get_transitioned_seperator(self, prev_group, group, side)
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let line = ''
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call airline#highlighter#add_separator(a:prev_group, a:group, a:side)
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let line .= '%#'.a:prev_group.'_to_'.a:group.'#'
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let line .= a:side ? a:self._context.left_sep : a:self._context.right_sep
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let line .= '%#'.a:group.'#'
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return line
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endfunction
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function! s:get_seperator(self, prev_group, group, side)
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if s:should_change_group(a:prev_group, a:group)
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return s:get_transitioned_seperator(a:self, a:prev_group, a:group, a:side)
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else
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return a:side ? a:self._context.left_alt_sep : a:self._context.right_alt_sep
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endif
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endfunction
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function! s:get_accented_line(self, group, contents)
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if a:self._context.active
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let contents = []
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let content_parts = split(a:contents, '__accent')
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for cpart in content_parts
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let accent = matchstr(cpart, '_\zs[^#]*\ze')
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call add(contents, cpart)
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endfor
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let line = join(contents, a:group)
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let line = substitute(line, '__restore__', a:group, 'g')
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else
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let line = substitute(a:contents, '%#__accent[^#]*#', '', 'g')
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let line = substitute(line, '%#__restore__#', '', 'g')
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endif
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return line
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endfunction
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function! s:section_is_empty(self, content)
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let start=1
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" do not check for inactive windows or the tabline
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if a:self._context.active == 0
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return 0
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elseif get(a:self._context, 'tabline', 0)
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return 0
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endif
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" only check, if airline#skip_empty_sections == 1
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if get(g:, 'airline_skip_empty_sections', 0) == 0
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return 0
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endif
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" only check, if airline#skip_empty_sections == 1
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if get(w:, 'airline_skip_empty_sections', -1) == 0
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return 0
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endif
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" assume accents sections to be never empty
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" (avoides, that on startup the mode message becomes empty)
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if match(a:content, '%#__accent_[^#]*#.*__restore__#') > -1
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return 0
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endif
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if empty(a:content)
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return 1
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endif
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let list=matchlist(a:content, '%{\zs.\{-}\ze}', 1, start)
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if empty(list)
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return 0 " no function in statusline text
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endif
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while len(list) > 0
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let expr = list[0]
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try
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" catch all exceptions, just in case
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if !empty(eval(expr))
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return 0
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endif
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catch
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return 0
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endtry
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let start += 1
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let list=matchlist(a:content, '%{\zs.\{-}\ze}', 1, start)
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endw
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return 1
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endfunction
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function! airline#builder#new(context)
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let builder = copy(s:prototype)
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let builder._context = a:context
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let builder._sections = []
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call extend(builder._context, {
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\ 'left_sep': g:airline_left_sep,
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\ 'left_alt_sep': g:airline_left_alt_sep,
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\ 'right_sep': g:airline_right_sep,
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\ 'right_alt_sep': g:airline_right_alt_sep,
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\ }, 'keep')
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return builder
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endfunction
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