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chore: minor improvements
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refer: #1818
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@lervag
lervag committed Oct 11, 2020
1 parent 93302c3 commit e6b6a41
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Showing 2 changed files with 65 additions and 79 deletions.
26 changes: 13 additions & 13 deletions autoload/vimtex.vim
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Expand Up @@ -180,19 +180,6 @@ function! s:init_default_mappings() abort " {{{1
call s:map(1, 'o', '[]', '<plug>(vimtex-[])')
call s:map(1, 'o', '[[', '<plug>(vimtex-[[)')

call s:map(1, 'n', ']N', '<plug>(vimtex-]N)')
call s:map(1, 'n', ']n', '<plug>(vimtex-]n)')
call s:map(1, 'n', '[N', '<plug>(vimtex-[N)')
call s:map(1, 'n', '[n', '<plug>(vimtex-[n)')
call s:map(1, 'x', ']N', '<plug>(vimtex-]N)')
call s:map(1, 'x', ']n', '<plug>(vimtex-]n)')
call s:map(1, 'x', '[N', '<plug>(vimtex-[N)')
call s:map(1, 'x', '[n', '<plug>(vimtex-[n)')
call s:map(1, 'o', ']N', '<plug>(vimtex-]N)')
call s:map(1, 'o', ']n', '<plug>(vimtex-]n)')
call s:map(1, 'o', '[N', '<plug>(vimtex-[N)')
call s:map(1, 'o', '[n', '<plug>(vimtex-[n)')

call s:map(1, 'n', ']M', '<plug>(vimtex-]M)')
call s:map(1, 'n', ']m', '<plug>(vimtex-]m)')
call s:map(1, 'n', '[M', '<plug>(vimtex-[M)')
Expand All @@ -206,6 +193,19 @@ function! s:init_default_mappings() abort " {{{1
call s:map(1, 'o', '[M', '<plug>(vimtex-[M)')
call s:map(1, 'o', '[m', '<plug>(vimtex-[m)')

call s:map(1, 'n', ']N', '<plug>(vimtex-]N)')
call s:map(1, 'n', ']n', '<plug>(vimtex-]n)')
call s:map(1, 'n', '[N', '<plug>(vimtex-[N)')
call s:map(1, 'n', '[n', '<plug>(vimtex-[n)')
call s:map(1, 'x', ']N', '<plug>(vimtex-]N)')
call s:map(1, 'x', ']n', '<plug>(vimtex-]n)')
call s:map(1, 'x', '[N', '<plug>(vimtex-[N)')
call s:map(1, 'x', '[n', '<plug>(vimtex-[n)')
call s:map(1, 'o', ']N', '<plug>(vimtex-]N)')
call s:map(1, 'o', ']n', '<plug>(vimtex-]n)')
call s:map(1, 'o', '[N', '<plug>(vimtex-[N)')
call s:map(1, 'o', '[n', '<plug>(vimtex-[n)')

call s:map(1, 'n', ']/', '<plug>(vimtex-]/)')
call s:map(1, 'n', ']*', '<plug>(vimtex-]*)')
call s:map(1, 'n', '[/', '<plug>(vimtex-[/)')
Expand Down
118 changes: 52 additions & 66 deletions autoload/vimtex/motion.vim
View file
Expand Up @@ -30,16 +30,12 @@ function! vimtex#motion#init_buffer() abort " {{{1
xmap <silent><buffer> <plug>(vimtex-][) <sid>(vimtex-][)
xmap <silent><buffer> <plug>(vimtex-[]) <sid>(vimtex-[])
xmap <silent><buffer> <plug>(vimtex-[[) <sid>(vimtex-[[)
onoremap <silent><buffer> <plug>(vimtex-]])
\ :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-]])"<cr>
onoremap <silent><buffer> <plug>(vimtex-][)
\ :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-][)"<cr>
onoremap <silent><buffer> <plug>(vimtex-[])
\ :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-[])"<cr>
onoremap <silent><buffer> <plug>(vimtex-[[)
\ :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-[[)"<cr>
" Math
onoremap <silent><buffer> <plug>(vimtex-]]) :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-]])"<cr>
onoremap <silent><buffer> <plug>(vimtex-][) :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-][)"<cr>
onoremap <silent><buffer> <plug>(vimtex-[]) :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-[])"<cr>
onoremap <silent><buffer> <plug>(vimtex-[[) :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-[[)"<cr>
" Math environments ($-$, $$-$$, \(-\), \[-\], \begin-\end)
nnoremap <silent><buffer> <plug>(vimtex-]n) :<c-u>call vimtex#motion#math(1,0,0)<cr>
nnoremap <silent><buffer> <plug>(vimtex-]N) :<c-u>call vimtex#motion#math(0,0,0)<cr>
nnoremap <silent><buffer> <plug>(vimtex-[n) :<c-u>call vimtex#motion#math(1,1,0)<cr>
Expand All @@ -52,14 +48,10 @@ function! vimtex#motion#init_buffer() abort " {{{1
xmap <silent><buffer> <plug>(vimtex-]N) <sid>(vimtex-]N)
xmap <silent><buffer> <plug>(vimtex-[n) <sid>(vimtex-]n)
xmap <silent><buffer> <plug>(vimtex-[N) <sid>(vimtex-]N)
onoremap <silent><buffer> <plug>(vimtex-]n)
\ :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-]n)"<cr>
onoremap <silent><buffer> <plug>(vimtex-]N)
\ :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-]N)"<cr>
onoremap <silent><buffer> <plug>(vimtex-[n)
\ :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-[n)"<cr>
onoremap <silent><buffer> <plug>(vimtex-[N)
\ :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-[N)"<cr>
onoremap <silent><buffer> <plug>(vimtex-]n) :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-]n)"<cr>
onoremap <silent><buffer> <plug>(vimtex-]N) :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-]N)"<cr>
onoremap <silent><buffer> <plug>(vimtex-[n) :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-[n)"<cr>
onoremap <silent><buffer> <plug>(vimtex-[N) :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-[N)"<cr>
" Environments
nnoremap <silent><buffer> <plug>(vimtex-]m) :<c-u>call vimtex#motion#environment(1,0,0)<cr>
Expand All @@ -74,14 +66,10 @@ function! vimtex#motion#init_buffer() abort " {{{1
xmap <silent><buffer> <plug>(vimtex-]M) <sid>(vimtex-]M)
xmap <silent><buffer> <plug>(vimtex-[m) <sid>(vimtex-[m)
xmap <silent><buffer> <plug>(vimtex-[M) <sid>(vimtex-[M)
onoremap <silent><buffer> <plug>(vimtex-]m)
\ :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-]m)"<cr>
onoremap <silent><buffer> <plug>(vimtex-]M)
\ :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-]M)"<cr>
onoremap <silent><buffer> <plug>(vimtex-[m)
\ :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-[m)"<cr>
onoremap <silent><buffer> <plug>(vimtex-[M)
\ :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-[M)"<cr>
onoremap <silent><buffer> <plug>(vimtex-]m) :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-]m)"<cr>
onoremap <silent><buffer> <plug>(vimtex-]M) :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-]M)"<cr>
onoremap <silent><buffer> <plug>(vimtex-[m) :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-[m)"<cr>
onoremap <silent><buffer> <plug>(vimtex-[M) :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-[M)"<cr>
" Comments
nnoremap <silent><buffer> <plug>(vimtex-]/) :<c-u>call vimtex#motion#comment(1,0,0)<cr>
Expand All @@ -96,14 +84,10 @@ function! vimtex#motion#init_buffer() abort " {{{1
xmap <silent><buffer> <plug>(vimtex-]*) <sid>(vimtex-]*)
xmap <silent><buffer> <plug>(vimtex-[/) <sid>(vimtex-[/)
xmap <silent><buffer> <plug>(vimtex-[*) <sid>(vimtex-[*)
onoremap <silent><buffer> <plug>(vimtex-]/)
\ :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-]/)"<cr>
onoremap <silent><buffer> <plug>(vimtex-]*)
\ :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-]*)"<cr>
onoremap <silent><buffer> <plug>(vimtex-[/)
\ :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-[/)"<cr>
onoremap <silent><buffer> <plug>(vimtex-[*)
\ :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-[*)"<cr>
onoremap <silent><buffer> <plug>(vimtex-]/) :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-]/)"<cr>
onoremap <silent><buffer> <plug>(vimtex-]*) :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-]*)"<cr>
onoremap <silent><buffer> <plug>(vimtex-[/) :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-[/)"<cr>
onoremap <silent><buffer> <plug>(vimtex-[*) :execute "normal \<sid>(V)" . v:count1 . "\<sid>(vimtex-[*)"<cr>
endfunction

" }}}1
Expand All @@ -123,6 +107,7 @@ function! vimtex#motion#find_matching_pair(...) abort " {{{1
if empty(delim) | return | endif
if empty(delim.match) | return | endif

" Hack to update the jump list so CTRL-o jumps back to the right place
normal! m`
call vimtex#pos#set_cursor(delim.lnum,
\ (delim.is_open
Expand Down Expand Up @@ -183,6 +168,12 @@ function! vimtex#motion#section(type, backwards, visual) abort " {{{1
endfor
endfunction

" Patterns to match section/chapter/...
let s:re_sec = '\v^\s*\\%(%(sub)?paragraph|%(sub)*section|chapter|part|'
\ . 'appendi%(x|ces)|%(front|back|main)matter)>'
let s:re_sec_t1 = '\v%(' . s:re_sec . '|^\s*%(\\end\{document\}|%$))'
let s:re_sec_t2 = '\v%(' . s:re_sec . '|^\s*\\end\{document\})'

" }}}1
function! vimtex#motion#environment(begin, backwards, visual) abort " {{{1
let l:count = v:count1
Expand Down Expand Up @@ -222,62 +213,63 @@ function! vimtex#motion#math(begin, backwards, visual) abort " {{{1
if a:visual
normal! gv
endif

" Hack to update the jump list so CTRL-o jumps back to the right place
normal! m`

" Search for $, $$, \[, \(, \begin
" Use syntax to determine if we are inside math region.
" Search for math environment group delimiters
let l:re = g:vimtex#re#not_comment . (a:begin
\ ? '%((\\\[)|(\\\()|(\\begin\s*\{)|(\$\$)|(\$))'
\ : '%((\\\])|(\\\))|(\\end\s*\{)|(\$\$)|(\$))')

" The p flag is key here and is used to specify for search to return the sub
" group that matches
let l:flags = 'Wp' . (a:backwards ? 'b' : '')

for l:_ in range(l:count)
let l:success = 0

" Ensure we are not going into an infinite loop, the choice to iterate
" not more than 6 times is arbitrary but good enough to find the math
" zone in the text currently visible in the window.
" Iterate a maximum of 6 times to ensure we are not going into an infinite
" loop. The number 6 is arbitrary, but typically good enough to find the
" math zone in the text currently visible in the window.
let l:iter = 0
while l:iter <= 5
let l:iter += 1
let l:submatch = search(l:re, l:flags)
let l:pos = vimtex#pos#get_cursor()
if l:submatch == 0
break

if l:submatch == 0 | break | endif

" Jump directly to \[, \], \(, \)
elseif l:submatch < 4
if l:submatch < 4
let l:success = 1
break
endif

" Check if the environment is a math environment
elseif l:submatch == 4
if l:submatch == 4
" The target position is inside a \begin ... \end delimited math
" environment, where the syntax group is properly recognized on both
" sides.
if vimtex#syntax#in_mathzone(l:pos[1], l:pos[2])
let l:success = 1
break
endif

" Handle $, $$
else

" Look for beginning of mathzone
" The target position is inside a $ ... $ or $$ ... $$ based math zone.
" In this case, the beginning delimiter is syntax matched as a math
" zone, whereas the ending delimiter is not.
if a:begin
if vimtex#syntax#in_mathzone(l:pos[1], l:pos[2])
let l:success = 1
break
endif

" Look for end of mathzone
else

" If searching for end, first check that the current search position
" is atleast 2 columns left from the initial position and not in mathzone
" already. The check works because only opening $ and $$ are in mathzone, not
" First check that the current search position is at least 2 columns
" left from the initial position and not in mathzone already. The
" check works because only opening $ and $$ are in mathzone, not
" the closing ones.
if vimtex#syntax#in_mathzone(l:pos[1], l:pos[2])
\ || (abs(l:curpos_saved[2] - l:pos[2]) == 1
\ && l:curpos_saved[1] - l:pos[1] == 0)
\ || vimtex#pos#val(l:curpos_saved) - vimtex#pos#val(l:pos) == 1
continue
endif

Expand All @@ -291,22 +283,16 @@ function! vimtex#motion#math(begin, backwards, visual) abort " {{{1
endif
endwhile

" Update saved cursor position after successfully finding next math zone.
" If a math group delimiter is found, update the saved cursor position. If
" not, then we restore the last saved position and quit. This ensures that
" we achieve the expected behaviour with the jumps with counts.
if l:success
let l:curpos_saved = vimtex#pos#get_cursor()

" If not able to find the first math zone, quit. Otherwize, the jumps with
" a count can lead to unexpected behavior.
else
call vimtex#pos#set_cursor(l:curpos_saved)
break
endif
endfor
endfunction


" Patterns to match section/chapter/...
let s:re_sec = '\v^\s*\\%(%(sub)?paragraph|%(sub)*section|chapter|part|'
\ . 'appendi%(x|ces)|%(front|back|main)matter)>'
let s:re_sec_t1 = '\v%(' . s:re_sec . '|^\s*%(\\end\{document\}|%$))'
let s:re_sec_t2 = '\v%(' . s:re_sec . '|^\s*\\end\{document\})'
" }}}1

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