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|
" VimTeX - LaTeX plugin for Vim
"
" Maintainer: Karl Yngve Lervåg
" Email: karl.yngve@gmail.com
"
function! vimtex#text_obj#envtargets#new(args) " {{{1
return {
\ 'genFuncs': {
\ 'c': function('vimtex#text_obj#envtargets#current'),
\ 'n': function('vimtex#text_obj#envtargets#next'),
\ 'l': function('vimtex#text_obj#envtargets#last'),
\ },
\ 'modFuncs': {
\ 'i': [function('vimtex#text_obj#envtargets#inner'), function('targets#modify#drop')],
\ 'a': [function('targets#modify#keep')],
\ 'I': [function('vimtex#text_obj#envtargets#inner'), function('targets#modify#shrink')],
\ 'A': [function('vimtex#text_obj#envtargets#expand')],
\ }}
endfunction
" }}}1
function! vimtex#text_obj#envtargets#current(args, opts, state) " {{{1
let target = s:select(a:opts.first ? 1 : 2)
call target.cursorE() " keep going from right end
return target
endfunction
" }}}1
function! vimtex#text_obj#envtargets#next(args, opts, state) " {{{1
if targets#util#search('\\begin{.*}', 'W') > 0
return targets#target#withError('no target')
endif
let oldpos = getpos('.')
let target = s:select(1)
call setpos('.', oldpos)
return target
endfunction
" }}}1
function! vimtex#text_obj#envtargets#last(args, opts, state) " {{{1
if targets#util#search('\\end{.*}', 'bW') > 0
return targets#target#withError('no target')
endif
let oldpos = getpos('.')
let target = s:select(1)
call setpos('.', oldpos)
return target
endfunction
" }}}1
function! vimtex#text_obj#envtargets#inner(target, args) " {{{1
call a:target.cursorS()
call a:target.searchposS('\\begin{.*}', 'Wce')
call a:target.cursorE()
call a:target.searchposE('\\end{.*}', 'bWc')
endfunction
" }}}1
function! vimtex#text_obj#envtargets#expand(target, args) " {{{1
" Based on targets#modify#expand() from
" $VIMMRUNTIME/autoload/targets/modify.vim
" Add outer whitespace
if a:0 == 0 || a:1 ==# '>'
call a:target.cursorE()
let [line, column] = searchpos('\S\|$', '')
if line > a:target.el || (line > 0 && column-1 > a:target.ec)
" non whitespace or EOL after trailing whitespace found
" not counting whitespace directly after end
return a:target.setE(line, column-1)
endif
endif
if a:0 == 0 || a:1 ==# '<'
call a:target.cursorS()
let [line, column] = searchpos('\S', 'b')
if line < a:target.sl
return a:target.setS(line+1, 0)
elseif line > 0
" non whitespace before leading whitespace found
return a:target.setS(line, column+1)
endif
" only whitespace in front of start
" include all leading whitespace from beginning of line
let a:target.sc = 1
endif
endfunction
" }}}1
function! s:select(count) " {{{1
" Try to select environment
silent! execute 'keepjumps normal v'.a:count."\<Plug>(vimtex-ae)v"
let target = targets#target#fromVisualSelection()
if target.sc == target.ec && target.sl == target.el
return targets#target#withError('tex_env select')
endif
return target
endfunction
" }}}1
|
