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jedi-vim/autoload/jedi.vim

610 lines
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VimL

scriptencoding utf-8
" ------------------------------------------------------------------------
" Settings initialization
" ------------------------------------------------------------------------
let s:deprecations = {
\ 'get_definition_command': 'goto_definitions_command',
\ 'pydoc': 'documentation_command',
\ 'related_names_command': 'usages_command',
\ 'autocompletion_command': 'completions_command',
\ 'show_function_definition': 'show_call_signatures',
\ }
let s:default_settings = {
\ 'use_tabs_not_buffers': 0,
\ 'use_splits_not_buffers': 1,
\ 'auto_initialization': 1,
\ 'auto_vim_configuration': 1,
\ 'goto_command': "'<leader>d'",
\ 'goto_assignments_command': "'<leader>g'",
\ 'goto_definitions_command': "''",
\ 'completions_command': "'<C-Space>'",
\ 'call_signatures_command': "'<leader>n'",
\ 'usages_command': "'<leader>n'",
\ 'rename_command': "'<leader>r'",
\ 'completions_enabled': 1,
\ 'popup_on_dot': 'g:jedi#completions_enabled',
\ 'documentation_command': "'K'",
\ 'show_call_signatures': 1,
\ 'show_call_signatures_delay': 500,
\ 'call_signature_escape': "'?!?'",
\ 'auto_close_doc': 1,
\ 'max_doc_height': 30,
\ 'popup_select_first': 1,
\ 'quickfix_window_height': 10,
\ 'force_py_version': "'auto'",
\ 'smart_auto_mappings': 1,
\ 'use_tag_stack': 1
\ }
for [s:key, s:val] in items(s:deprecations)
if exists('g:jedi#'.s:key)
echom "'g:jedi#".s:key."' is deprecated. Please use 'g:jedi#".s:val."' instead. Sorry for the inconvenience."
exe 'let g:jedi#'.s:val.' = g:jedi#'.s:key
endif
endfor
for [s:key, s:val] in items(s:default_settings)
if !exists('g:jedi#'.s:key)
exe 'let g:jedi#'.s:key.' = '.s:val
endif
endfor
" ------------------------------------------------------------------------
" Python initialization
" ------------------------------------------------------------------------
let s:script_path = fnameescape(expand('<sfile>:p:h:h'))
function! s:init_python() abort
if g:jedi#force_py_version !=# 'auto'
" Always use the user supplied version.
try
return jedi#setup_py_version(g:jedi#force_py_version)
catch
throw 'Could not setup g:jedi#force_py_version: '.v:exception
endtry
endif
" Handle "auto" version.
if has('nvim') || (has('python') && has('python3'))
" Neovim usually has both python providers. Skipping the `has` check
" avoids starting both of them.
" Get default python version from interpreter in $PATH.
let s:def_py = system('python -c '.shellescape('import sys; sys.stdout.write(str(sys.version_info[0]))'))
if v:shell_error != 0 || !len(s:def_py)
if !exists('g:jedi#squelch_py_warning')
echohl WarningMsg
echom 'Warning: jedi-vim failed to get Python version from sys.version_info: ' . s:def_py
echom 'Falling back to version 2.'
echohl None
endif
let s:def_py = 2
elseif &verbose
echom 'jedi-vim: auto-detected Python: '.s:def_py
endif
" Make sure that the auto-detected version is available in Vim.
if !has('nvim') || has('python'.(s:def_py == 2 ? '' : s:def_py))
return jedi#setup_py_version(s:def_py)
endif
" Add a warning in case the auto-detected version is not available,
" usually because of a missing neovim module in a VIRTUAL_ENV.
if has('nvim')
echohl WarningMsg
echom 'jedi-vim: the detected Python version ('.s:def_py.')'
\ 'is not functional.'
\ 'Is the "neovim" module installed?'
\ 'While jedi-vim will work, it might not use the'
\ 'expected Python path.'
echohl None
endif
endif
if has('python')
call jedi#setup_py_version(2)
elseif has('python3')
call jedi#setup_py_version(3)
else
throw 'jedi-vim requires Vim with support for Python 2 or 3.'
endif
return 1
endfunction
function! jedi#reinit_python() abort
unlet! s:_init_python
call jedi#init_python()
endfunction
let s:_init_python = -1
function! jedi#init_python() abort
if s:_init_python == -1
try
let s:_init_python = s:init_python()
catch
let s:_init_python = 0
if !exists('g:jedi#squelch_py_warning')
echoerr 'Error: jedi-vim failed to initialize Python: '
\ .v:exception.' (in '.v:throwpoint.')'
endif
endtry
endif
return s:_init_python
endfunction
let s:python_version = 'null'
function! jedi#setup_py_version(py_version) abort
if a:py_version == 2
let cmd_exec = 'python'
let s:python_version = 2
elseif a:py_version == 3
let cmd_exec = 'python3'
let s:python_version = 3
else
throw 'jedi#setup_py_version: invalid py_version: '.a:py_version
endif
execute 'command! -nargs=1 PythonJedi '.cmd_exec.' <args>'
let s:init_outcome = 0
let init_lines = [
\ 'import vim',
\ 'try:',
\ ' import jedi_vim',
\ 'except Exception as exc:',
\ ' vim.command(''let s:init_outcome = "could not import jedi_vim: {0}: {1}"''.format(exc.__class__.__name__, exc))',
\ 'else:',
\ ' vim.command(''let s:init_outcome = 1'')']
try
exe 'PythonJedi exec('''.escape(join(init_lines, '\n'), "'").''')'
catch
throw printf('jedi#setup_py_version: failed to run Python for initialization: %s.', v:exception)
endtry
if s:init_outcome is 0
throw 'jedi#setup_py_version: failed to run Python for initialization.'
elseif s:init_outcome isnot 1
throw printf('jedi#setup_py_version: %s.', s:init_outcome)
endif
return 1
endfunction
function! jedi#debug_info() abort
if s:python_version ==# 'null'
try
call s:init_python()
catch
echohl WarningMsg | echom v:exception | echohl None
return
endtry
endif
if &verbose
if &filetype !=# 'python'
echohl WarningMsg | echo 'You should run this in a buffer with filetype "python".' | echohl None
endif
endif
echo '#### Jedi-vim debug information'
echo 'Using Python version:' s:python_version
let pyeval = s:python_version == 3 ? 'py3eval' : 'pyeval'
let s:pythonjedi_called = 0
PythonJedi import vim; vim.command('let s:pythonjedi_called = 1')
if !s:pythonjedi_called
echohl WarningMsg
echom 'PythonJedi failed to run, likely a Python config issue.'
if exists(':CheckHealth') == 2
echom 'Try :CheckHealth for more information.'
endif
echohl None
else
PythonJedi from jedi_vim_debug import display_debug_info
PythonJedi display_debug_info()
endif
echo ' - jedi-vim git version: '
echon substitute(system('git -C '.s:script_path.' describe --tags --always --dirty'), '\v\n$', '', '')
echo ' - jedi git submodule status: '
echon substitute(system('git -C '.s:script_path.' submodule status'), '\v\n$', '', '')
echo "\n"
echo '##### Settings'
echo '```'
let jedi_settings = items(filter(copy(g:), "v:key =~# '\\v^jedi#'"))
let has_nondefault_settings = 0
for [k, V] in jedi_settings
exe 'let default = '.get(s:default_settings,
\ substitute(k, '\v^jedi#', '', ''), "'-'")
" vint: -ProhibitUsingUndeclaredVariable
if default !=# V
echo printf('g:%s = %s (default: %s)', k, string(V), string(default))
unlet! V " Fix variable type mismatch with Vim 7.3.
let has_nondefault_settings = 1
endif
" vint: +ProhibitUsingUndeclaredVariable
endfor
if has_nondefault_settings
echo "\n"
endif
verb set omnifunc? completeopt?
echo '```'
if &verbose
echo "\n"
echo '#### :version'
echo '```'
version
echo '```'
echo "\n"
echo '#### :messages'
echo '```'
messages
echo '```'
echo "\n"
echo '<details><summary>:scriptnames</summary>'
echo "\n"
echo '```'
scriptnames
echo '```'
echo '</details>'
endif
endfunction
function! jedi#force_py_version(py_version) abort
let g:jedi#force_py_version = a:py_version
return jedi#setup_py_version(a:py_version)
endfunction
function! jedi#force_py_version_switch() abort
if g:jedi#force_py_version == 2
call jedi#force_py_version(3)
elseif g:jedi#force_py_version == 3
call jedi#force_py_version(2)
else
throw "Don't know how to switch from ".g:jedi#force_py_version.'!'
endif
endfunction
" Helper function instead of `python vim.eval()`, and `.command()` because
" these also return error definitions.
function! jedi#_vim_exceptions(str, is_eval) abort
let l:result = {}
try
if a:is_eval
let l:result.result = eval(a:str)
else
execute a:str
let l:result.result = ''
endif
catch
let l:result.exception = v:exception
let l:result.throwpoint = v:throwpoint
endtry
return l:result
endfunction
call jedi#init_python() " Might throw an error.
" ------------------------------------------------------------------------
" functions that call python code
" ------------------------------------------------------------------------
function! jedi#goto() abort
PythonJedi jedi_vim.goto(mode="goto")
endfunction
function! jedi#goto_assignments() abort
PythonJedi jedi_vim.goto(mode="assignment")
endfunction
function! jedi#goto_definitions() abort
PythonJedi jedi_vim.goto(mode="definition")
endfunction
function! jedi#usages() abort
PythonJedi jedi_vim.goto(mode="related_name")
endfunction
function! jedi#rename(...) abort
PythonJedi jedi_vim.rename()
endfunction
function! jedi#rename_visual(...) abort
PythonJedi jedi_vim.rename_visual()
endfunction
function! jedi#completions(findstart, base) abort
PythonJedi jedi_vim.completions()
endfunction
function! jedi#enable_speed_debugging() abort
PythonJedi jedi_vim.jedi.set_debug_function(jedi_vim.print_to_stdout, speed=True, warnings=False, notices=False)
endfunction
function! jedi#enable_debugging() abort
PythonJedi jedi_vim.jedi.set_debug_function(jedi_vim.print_to_stdout)
endfunction
function! jedi#disable_debugging() abort
PythonJedi jedi_vim.jedi.set_debug_function(None)
endfunction
function! jedi#py_import(args) abort
PythonJedi jedi_vim.py_import()
endfun
function! jedi#py_import_completions(argl, cmdl, pos) abort
PythonJedi jedi_vim.py_import_completions()
endfun
function! jedi#clear_cache(bang) abort
PythonJedi jedi_vim.jedi.cache.clear_time_caches(True)
if a:bang
PythonJedi jedi_vim.jedi.parser.utils.ParserPickling.clear_cache()
endif
endfunction
" ------------------------------------------------------------------------
" show_documentation
" ------------------------------------------------------------------------
function! jedi#show_documentation() abort
PythonJedi if jedi_vim.show_documentation() is None: vim.command('return')
let bn = bufnr('__doc__')
if bn > 0
let wi=index(tabpagebuflist(tabpagenr()), bn)
if wi >= 0
" If the __doc__ buffer is open in the current tab, jump to it
silent execute (wi+1).'wincmd w'
else
silent execute 'sbuffer '.bn
endif
else
split __doc__
endif
setlocal modifiable
setlocal noswapfile
setlocal buftype=nofile
silent normal! ggdG
silent $put=l:doc
silent normal! 1Gdd
setlocal nomodifiable
setlocal nomodified
setlocal filetype=rst
setlocal foldlevel=200 " do not fold in __doc__
if l:doc_lines > g:jedi#max_doc_height " max lines for plugin
let l:doc_lines = g:jedi#max_doc_height
endif
execute 'resize '.l:doc_lines
" quit comands
nnoremap <buffer> q ZQ
execute 'nnoremap <buffer> '.g:jedi#documentation_command.' ZQ'
endfunction
" ------------------------------------------------------------------------
" helper functions
" ------------------------------------------------------------------------
function! jedi#add_goto_window(len) abort
set lazyredraw
cclose
let height = min([a:len, g:jedi#quickfix_window_height])
execute 'belowright copen '.height
set nolazyredraw
if g:jedi#use_tabs_not_buffers == 1
noremap <buffer> <CR> :call jedi#goto_window_on_enter()<CR>
endif
augroup jedi_goto_window
au!
au WinLeave <buffer> q " automatically leave, if an option is chosen
augroup END
redraw!
endfunction
function! jedi#goto_window_on_enter() abort
let l:list = getqflist()
let l:data = l:list[line('.') - 1]
if l:data.bufnr
" close goto_window buffer
normal! ZQ
PythonJedi jedi_vim.new_buffer(vim.eval('bufname(l:data.bufnr)'))
call cursor(l:data.lnum, l:data.col)
else
echohl WarningMsg | echo 'Builtin module cannot be opened.' | echohl None
endif
endfunction
function! s:syn_stack() abort
if !exists('*synstack')
return []
endif
return map(synstack(line('.'), col('.') - 1), "synIDattr(v:val, 'name')")
endfunc
function! jedi#do_popup_on_dot_in_highlight() abort
let highlight_groups = s:syn_stack()
for a in highlight_groups
if a ==# 'pythonDoctest'
return 1
endif
endfor
for a in highlight_groups
for b in ['pythonString', 'pythonComment', 'pythonNumber']
if a == b
return 0
endif
endfor
endfor
return 1
endfunc
let s:show_call_signatures_last = [0, 0, '']
function! jedi#show_call_signatures() abort
if s:_init_python == 0
return 1
endif
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 and parenthesis before or after the
" cursor has not changed since the last call, which 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() abort
if s:_init_python == 0
return 1
endif
let s:show_call_signatures_last = [0, 0, '']
PythonJedi jedi_vim.clear_call_signatures()
endfunction
function! jedi#configure_call_signatures() abort
augroup jedi_call_signatures
autocmd! * <buffer>
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 InsertEnter <buffer> let s:show_call_signatures_last = [0, 0, '']
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
autocmd InsertLeave <buffer> if exists('b:_jedi_orig_updatetime')
\ | let &updatetime = b:_jedi_orig_updatetime
\ | unlet b:_jedi_orig_updatetime
\ | endif
autocmd CursorHoldI <buffer> call jedi#show_call_signatures()
else
autocmd CursorMovedI <buffer> call jedi#show_call_signatures()
endif
augroup END
endfunction
" Determine where the current window is on the screen for displaying call
" signatures in the correct column.
function! s:save_first_col() abort
if bufname('%') ==# '[Command Line]' || winnr('$') == 1
return 0
endif
let startwin = winnr()
let winwidth = winwidth(0)
if winwidth == &columns
return 0
elseif winnr('$') == 2
return startwin == 1 ? 0 : (winwidth(1) + 1)
elseif winnr('$') == 3
if startwin == 1
return 0
endif
let ww1 = winwidth(1)
let ww2 = winwidth(2)
let ww3 = winwidth(3)
if ww1 + ww2 + ww3 + 2 == &columns
if startwin == 2
return ww1 + 1
else
return ww1 + ww2 + 2
endif
elseif startwin == 2
if ww2 + ww3 + 1 == &columns
return 0
else
return ww1 + 1
endif
else " startwin == 3
if ww2 + ww3 + 1 == &columns
return ww2 + 1
else
return ww1 + 1
endif
endif
endif
return 0
endfunction
function! jedi#complete_string(autocomplete) abort
if a:autocomplete
if !(g:jedi#popup_on_dot && jedi#do_popup_on_dot_in_highlight())
return ''
endif
let s:saved_completeopt = &completeopt
set completeopt-=longest
set completeopt+=menuone
set completeopt-=menu
if &completeopt !~# 'noinsert\|noselect'
if g:jedi#popup_select_first
set completeopt+=noinsert
else
set completeopt+=noselect
endif
endif
elseif pumvisible()
return "\<C-n>"
endif
return "\<C-x>\<C-o>\<C-r>=jedi#complete_opened(".a:autocomplete.")\<CR>"
endfunction
function! jedi#complete_opened(autocomplete) abort
if a:autocomplete
let &completeopt = s:saved_completeopt
unlet s:saved_completeopt
elseif pumvisible() && g:jedi#popup_select_first && stridx(&completeopt, 'longest') > -1
return "\<Down>"
endif
return ''
endfunction
function! jedi#smart_auto_mappings() abort
" Auto put import statement after from module.name<space> and complete
if search('\m^\s*from\s\+[A-Za-z0-9._]\{1,50}\%#\s*$', 'bcn', line('.'))
" Enter character and start completion.
return "\<space>import \<C-r>=jedi#complete_string(1)\<CR>"
endif
return "\<space>"
endfunction
"PythonJedi jedi_vim.jedi.set_debug_function(jedi_vim.print_to_stdout, speed=True, warnings=False, notices=False)
"PythonJedi jedi_vim.jedi.set_debug_function(jedi_vim.print_to_stdout)
" vim: set et ts=4: