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authorYaroslav <contact@yaroslavps.com>2020-08-10 19:46:27 +0300
committerYaroslav <contact@yaroslavps.com>2020-08-10 19:46:27 +0300
commitf030afd547a56ce3d6156a0a92dddaae275ee1d4 (patch)
tree023a5751169cc6ffdec1af998d703b5b8bcdae9f /dotfiles/.local/share/nvim/site/autoload/airline/extensions/tabline/builder.vim
parent812bcaaf2622dc27310e8579c181394cbc68f7a2 (diff)
downloadvimrice-f030afd547a56ce3d6156a0a92dddaae275ee1d4.tar.gz
vimrice-f030afd547a56ce3d6156a0a92dddaae275ee1d4.zip
simplify vim rice: use vimplug for managing plugins
Diffstat (limited to 'dotfiles/.local/share/nvim/site/autoload/airline/extensions/tabline/builder.vim')
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diff --git a/dotfiles/.local/share/nvim/site/autoload/airline/extensions/tabline/builder.vim b/dotfiles/.local/share/nvim/site/autoload/airline/extensions/tabline/builder.vim
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-" MIT License. Copyright (c) 2013-2018 Bailey Ling et al.
-" vim: et ts=2 sts=2 sw=2
-
-scriptencoding utf-8
-
-let s:prototype = {}
-
-" Set the point in the tabline where the builder should insert the titles.
-"
-" Subsequent calls will overwrite the previous ones, so only the last call
-" determines to location to insert titles.
-"
-" NOTE: The titles are not inserted until |build| is called, so that the
-" remaining contents of the tabline can be taken into account.
-"
-" Callers should define at least |get_title| and |get_group| on the host
-" object before calling |build|.
-function! s:prototype.insert_titles(current, first, last) dict
- let self._first_title = a:first " lowest index
- let self._last_title = a:last " highest index
- let self._left_title = a:current " next index to add on the left
- let self._right_title = a:current + 1 " next index to add on the right
- let self._left_position = self.get_position() " left end of titles
- let self._right_position = self._left_position " right end of the titles
-endfunction
-
-" Insert a title for entry number |index|, of group |group| at position |pos|,
-" if there is space for it. Returns 1 if it is inserted, 0 otherwise
-"
-" |force| inserts the title even if there isn't enough space left for it.
-" |sep_size| adjusts the size change that the title is considered to take up,
-" to account for changes to the separators
-"
-" The title is defined by |get_title| on the hosting object, called with
-" |index| as its only argument.
-" |get_pretitle| and |get_posttitle| may be defined on the host object to
-" insert some formatting before or after the title. These should be 0-width.
-"
-" This method updates |_right_position| and |_remaining_space| on the host
-" object, if the title is inserted.
-function! s:prototype.try_insert_title(index, group, pos, sep_size, force) dict
- let title = self.get_title(a:index)
- let title_size = s:tabline_evaluated_length(title) + a:sep_size
- if a:force || self._remaining_space >= title_size
- let pos = a:pos
- if has_key(self, "get_pretitle")
- call self.insert_raw(self.get_pretitle(a:index), pos)
- let self._right_position += 1
- let pos += 1
- endif
-
- call self.insert_section(a:group, title, pos)
- let self._right_position += 1
- let pos += 1
-
- if has_key(self, "get_posttitle")
- call self.insert_raw(self.get_posttitle(a:index), pos)
- let self._right_position += 1
- let pos += 1
- endif
-
- let self._remaining_space -= title_size
- return 1
- endif
- return 0
-endfunction
-
-function! s:get_separator_change(new_group, old_group, end_group, sep_size, alt_sep_size)
- return s:get_separator_change_with_end(a:new_group, a:old_group, a:end_group, a:end_group, a:sep_size, a:alt_sep_size)
-endfunction
-
-" Compute the change in size of the tabline caused by separators
-"
-" This should be kept up-to-date with |s:get_transitioned_seperator| and
-" |s:get_separator| in autoload/airline/builder.vim
-function! s:get_separator_change_with_end(new_group, old_group, new_end_group, old_end_group, sep_size, alt_sep_size)
- let sep_change = 0
- if !empty(a:new_end_group) " Separator between title and the end
- let sep_change += airline#builder#should_change_group(a:new_group, a:new_end_group) ? a:sep_size : a:alt_sep_size
- endif
- if !empty(a:old_group) " Separator between the title and the one adjacent
- let sep_change += airline#builder#should_change_group(a:new_group, a:old_group) ? a:sep_size : a:alt_sep_size
- if !empty(a:old_end_group) " Remove mis-predicted separator
- let sep_change -= airline#builder#should_change_group(a:old_group, a:old_end_group) ? a:sep_size : a:alt_sep_size
- endif
- endif
- return sep_change
-endfunction
-
-" This replaces the build function of the |airline#builder#new| object, to
-" insert titles as specified by the last call to |insert_titles| before
-" passing to the original build function.
-"
-" Callers should define at least |get_title| and |get_group| on the host
-" object if |insert_titles| has been called on it.
-function! s:prototype.build() dict
- if has_key(self, '_left_position') && self._first_title <= self._last_title
- let self._remaining_space = &columns - s:tabline_evaluated_length(self._build())
-
- let center_active = get(g:, 'airline#extensions#tabline#center_active', 0)
-
- let sep_size = s:tabline_evaluated_length(self._context.left_sep)
- let alt_sep_size = s:tabline_evaluated_length(self._context.left_alt_sep)
-
- let outer_left_group = airline#builder#get_prev_group(self._sections, self._left_position)
- let outer_right_group = airline#builder#get_next_group(self._sections, self._right_position)
-
- let overflow_marker = get(g:, 'airline#extensions#tabline#overflow_marker', g:airline_symbols.ellipsis)
- let overflow_marker_size = s:tabline_evaluated_length(overflow_marker)
- " Allow space for the markers before we begin filling in titles.
- if self._left_title > self._first_title
- let self._remaining_space -= overflow_marker_size +
- \ s:get_separator_change(self.overflow_group, "", outer_left_group, sep_size, alt_sep_size)
- endif
- if self._left_title < self._last_title
- let self._remaining_space -= overflow_marker_size +
- \ s:get_separator_change(self.overflow_group, "", outer_right_group, sep_size, alt_sep_size)
- endif
-
- " Add the current title
- let group = self.get_group(self._left_title)
- if self._left_title == self._first_title
- let sep_change = s:get_separator_change(group, "", outer_left_group, sep_size, alt_sep_size)
- else
- let sep_change = s:get_separator_change(group, "", self.overflow_group, sep_size, alt_sep_size)
- endif
- if self._left_title == self._last_title
- let sep_change += s:get_separator_change(group, "", outer_right_group, sep_size, alt_sep_size)
- else
- let sep_change += s:get_separator_change(group, "", self.overflow_group, sep_size, alt_sep_size)
- endif
- let left_group = group
- let right_group = group
- let self._left_title -=
- \ self.try_insert_title(self._left_title, group, self._left_position, sep_change, 1)
-
- if get(g:, 'airline#extensions#tabline#current_first', 0)
- " always have current title first
- let self._left_position += 1
- endif
-
- if !center_active && self._right_title <= self._last_title
- " Add the title to the right
- let group = self.get_group(self._right_title)
- if self._right_title == self._last_title
- let sep_change = s:get_separator_change_with_end(group, right_group, outer_right_group, self.overflow_group, sep_size, alt_sep_size) - overflow_marker_size
- else
- let sep_change = s:get_separator_change(group, right_group, self.overflow_group, sep_size, alt_sep_size)
- endif
- let right_group = group
- let self._right_title +=
- \ self.try_insert_title(self._right_title, group, self._right_position, sep_change, 1)
- endif
-
- while self._remaining_space > 0
- let done = 0
- if self._left_title >= self._first_title
- " Insert next title to the left
- let group = self.get_group(self._left_title)
- if self._left_title == self._first_title
- let sep_change = s:get_separator_change_with_end(group, left_group, outer_left_group, self.overflow_group, sep_size, alt_sep_size) - overflow_marker_size
- else
- let sep_change = s:get_separator_change(group, left_group, self.overflow_group, sep_size, alt_sep_size)
- endif
- let left_group = group
- let done = self.try_insert_title(self._left_title, group, self._left_position, sep_change, 0)
- let self._left_title -= done
- endif
- " If center_active is set, this |if| operates as an independent |if|,
- " otherwise as an |elif|.
- if self._right_title <= self._last_title && (center_active || !done)
- " Insert next title to the right
- let group = self.get_group(self._right_title)
- if self._right_title == self._last_title
- let sep_change = s:get_separator_change_with_end(group, right_group, outer_right_group, self.overflow_group, sep_size, alt_sep_size) - overflow_marker_size
- else
- let sep_change = s:get_separator_change(group, right_group, self.overflow_group, sep_size, alt_sep_size)
- endif
- let right_group = group
- let done = self.try_insert_title(self._right_title, group, self._right_position, sep_change, 0)
- let self._right_title += done
- endif
- if !done
- break
- endif
- endwhile
-
- if self._left_title >= self._first_title
- if get(g:, 'airline#extensions#tabline#current_first', 0)
- let self._left_position -= 1
- endif
- call self.insert_section(self.overflow_group, overflow_marker, self._left_position)
- let self._right_position += 1
- endif
-
- if self._right_title <= self._last_title
- call self.insert_section(self.overflow_group, overflow_marker, self._right_position)
- endif
- endif
-
- return self._build()
-endfunction
-
-let s:prototype.overflow_group = 'airline_tab'
-
-" Extract the text content a tabline will render. (Incomplete).
-"
-" See :help 'statusline' for the list of fields.
-function! s:evaluate_tabline(tabline)
- let tabline = a:tabline
- let tabline = substitute(tabline, '%{\([^}]\+\)}', '\=eval(submatch(1))', 'g')
- let tabline = substitute(tabline, '%#[^#]\+#', '', 'g')
- let tabline = substitute(tabline, '%(\([^)]\+\)%)', '\1', 'g')
- let tabline = substitute(tabline, '%\d\+[TX]', '', 'g')
- let tabline = substitute(tabline, '%=', '', 'g')
- let tabline = substitute(tabline, '%\d*\*', '', 'g')
- if has('tablineat')
- let tabline = substitute(tabline, '%@[^@]\+@', '', 'g')
- endif
- return tabline
-endfunction
-
-function! s:tabline_evaluated_length(tabline)
- return airline#util#strchars(s:evaluate_tabline(a:tabline))
-endfunction
-
-function! airline#extensions#tabline#builder#new(context)
- let builder = airline#builder#new(a:context)
- let builder._build = builder.build
- call extend(builder, s:prototype, 'force')
- return builder
-endfunction