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Conditionally skip calls to jedi_vim.show_call_signatures

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Skip calls to `jedi_vim.show_call_signatures` if the (position of the) current
function's argument did not change (by means of comma positions before
and after the cursor).

Ref: https://github.com/davidhalter/jedi-vim/pull/420
This commit is contained in:
Daniel Hahler
2015-07-03 15:31:09 +02:00
parent 6b96313930
commit e241cf87fd
1 changed files with 37 additions and 3 deletions
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40
autoload/jedi.vim
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@@ -367,13 +367,47 @@ function! jedi#do_popup_on_dot_in_highlight()
endfunc
let s:show_call_signatures_last = [0, 0, '']
function! jedi#show_call_signatures()
let [line, col] = [line('.'), col('.')]
let curline = getline(line)
let reload_signatures = 1
" Caching. On the same line only.
if line == s:show_call_signatures_last[0]
" Check if the number of commas before or after the cursor has
" not changed: this means that the argument position was not
" changed and we can skip repainting.
let prevcol = s:show_call_signatures_last[1]
let prevline = s:show_call_signatures_last[2]
if substitute(curline[:col-2], '[^,]', '', 'g')
\ == substitute(prevline[:prevcol-2], '[^,]', '', 'g')
\ && substitute(curline[(col-2):], '[^,]', '', 'g')
\ == substitute(prevline[(prevcol-2):], '[^,]', '', 'g')
let reload_signatures = 0
endif
endif
let s:show_call_signatures_last = [line, col, curline]
if reload_signatures
PythonJedi jedi_vim.show_call_signatures()
endif
endfunction
function! jedi#clear_call_signatures()
let s:show_call_signatures_last = [0, 0, '']
PythonJedi jedi_vim.clear_call_signatures()
endfunction
function! jedi#configure_call_signatures()
augroup jedi_call_signatures
au!
if g:jedi#show_call_signatures == 2 " Command line call signatures
autocmd InsertEnter <buffer> let g:jedi#first_col = s:save_first_col()
endif
autocmd InsertLeave <buffer> PythonJedi jedi_vim.clear_call_signatures()
autocmd InsertLeave <buffer> call jedi#clear_call_signatures()
if g:jedi#show_call_signatures_delay > 0
autocmd InsertEnter <buffer> let b:_jedi_orig_updatetime = &updatetime
\ | let &updatetime = g:jedi#show_call_signatures_delay
@@ -381,9 +415,9 @@ function! jedi#configure_call_signatures()
\ | let &updatetime = b:_jedi_orig_updatetime
\ | unlet b:_jedi_orig_updatetime
\ | endif
autocmd CursorHoldI <buffer> PythonJedi jedi_vim.show_call_signatures()
autocmd CursorHoldI <buffer> call jedi#show_call_signatures()
else
autocmd CursorMovedI <buffer> PythonJedi jedi_vim.show_call_signatures()
autocmd CursorMovedI <buffer> call jedi#show_call_signatures()
endif
augroup END
endfunction