322 lines
8.7 KiB
VimL
322 lines
8.7 KiB
VimL
" Vim compiler file for Python
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" Compiler: Style checking tool for Python
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" Maintainer: Cong Ma <cma@pmo.ac.cn>
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" Last Change: 2014 April 15
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" Version: 0.8dev
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" Contributors:
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" Oleksandr Tymoshenko
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" Artur Wroblewski
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" Menno
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" Jose Blanca
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" Bogdan Frankovskyi
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" Oren Held
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" Cong Ma
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"
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" Installation:
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" Drop pylint.vim in ~/.vim/compiler directory. Ensure that your PATH
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" environment variable includes the path to 'pylint' executable.
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"
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" Add the following line to the autocmd section of .vimrc
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"
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" autocmd FileType python compiler pylint
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"
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" Usage:
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" Pylint is called after a buffer with Python code is saved. QuickFix
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" window is opened to show errors, warnings and hints provided by Pylint.
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" Code rate calculated by Pylint is displayed at the bottom of the
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" window.
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"
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" Above is realized with :Pylint command. To disable calling Pylint every
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" time a buffer is saved put into .vimrc file
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"
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" let g:pylint_onwrite = 0
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"
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" Displaying code rate calculated by Pylint can be avoided by setting
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"
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" let g:pylint_show_rate = 0
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"
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" Openning of QuickFix window can be disabled with
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"
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" let g:pylint_cwindow = 0
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"
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" Setting signs for the lines with errors can be enabled with
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"
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" let g:pylint_signs = 1
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"
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" Of course, standard :make command can be used as in case of every
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" other compiler.
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"
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" Setting highlights for the lines can be disabled with
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"
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" let g:pylint_inline_highlight = 0
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"
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" Coding style warning highlight can be disabled with
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"
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" let g:pylint_conventions = 0
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"
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" Warning highlight can be disabled with
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"
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" let g:pylint_warning = 0
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"
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if exists('current_compiler')
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finish
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endif
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let current_compiler = 'pylint'
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if !exists('g:pylint_onwrite')
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let g:pylint_onwrite = 1
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endif
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if !exists('g:pylint_onfly')
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let g:pylint_onfly = 0
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endif
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if !exists('g:pylint_show_rate')
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let g:pylint_show_rate = 1
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endif
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if !exists('g:pylint_cwindow')
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let g:pylint_cwindow = 1
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endif
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if !exists('g:pylint_signs')
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let g:pylint_signs = 0
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endif
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if !exists('g:pylint_inline_highlight')
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let g:pylint_inline_highlight = 1
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endif
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if !exists('g:pylint_warning')
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let g:pylint_warning = 1
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endif
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if !exists('g:pylint_conventions')
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let g:pylint_conventions = 1
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endif
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if exists(':Pylint') != 2
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command Pylint :call Pylint(0)
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endif
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if exists(":CompilerSet") != 2 " older Vim always used :setlocal
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command -nargs=* CompilerSet setlocal <args>
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endif
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au CursorHold <buffer> call s:GetPylintMessage()
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au CursorMoved <buffer> call s:GetPylintMessage()
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" We should echo filename because pylint truncates .py
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" If someone know better way - let me know :)
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CompilerSet makeprg=(echo\ '[%]';pylint\ --msg-template=\"{msg_id}:{line},{column}:\ {msg}\"\ '%'\\\|grep\ -E\ -e\ \'^\([WECR][0-9]\\\|Your\ code\)\'\\\|sed\ -e\ \'s/^E/1\ E\ /\'\ -e\ \'s/^W/2\ W\ /\'\ -e\ \'s/^C/3\ C\ /\'\ -e\ \'s/^R/4\ R\ /\'\ \\\|sort)
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" We could omit end of file-entry, there is only one file
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" %+I... - include code rating information
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" %-G... - remove all remaining report lines from quickfix buffer
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CompilerSet efm=%-P[%f],%*\\d\ %t\ %n:%l\\,%c:%m,%Z,%+IYour\ code%m,%Z,%-G%.%#
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""sings
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"signs definition
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sign define W text=WW texthl=pylint
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sign define C text=CC texthl=pylint
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sign define R text=RR texthl=pylint
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sign define E text=EE texthl=pylint_error
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if g:pylint_onwrite
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augroup python
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au!
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au BufWritePost * call Pylint(1)
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augroup end
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endif
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if g:pylint_onfly
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augroup python
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au!
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au BufRead * call Pylint(1)
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augroup end
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endif
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if !exists("*s:Pylint")
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function! Pylint(writing)
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if has('win32') || has('win16') || has('win95') || has('win64')
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setlocal sp=>%s
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else
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setlocal sp=>%s\ 2>&1
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endif
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" If check is executed by buffer write - do not jump to first error
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if !a:writing
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silent make
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else
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silent make!
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endif
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if g:pylint_cwindow
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cwindow
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endif
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call PylintEvaluation()
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if g:pylint_show_rate
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echon 'code rate: ' b:pylint_rate ', prev: ' b:pylint_prev_rate
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endif
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if g:pylint_signs
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call PlacePylintSigns()
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endif
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if g:pylint_inline_highlight
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call PylintHighlight()
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endif
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redraw!
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endfunction
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endif
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function! PylintEvaluation()
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let l:list = getqflist()
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let b:pylint_rate = '0.00'
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let b:pylint_prev_rate = '0.00'
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for l:item in l:list
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if l:item.type == 'I' && l:item.text =~ 'Your code has been rated'
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let l:re_rate = '\(-\?[0-9]\{1,2\}\.[0-9]\{2\}\)/'
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let b:pylint_rate = substitute(l:item.text, '.*rated at '.l:re_rate.'.*', '\1', 'g')
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" Only if there is information about previous run
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if l:item.text =~ 'previous run: '
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let b:pylint_prev_rate = substitute(l:item.text, '.*previous run: '.l:re_rate.'.*', '\1', 'g')
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endif
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endif
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endfor
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endfunction
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function! PlacePylintSigns()
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"in which buffer are we?
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"in theory let l:buffr=bufname(l:item.bufnr)
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"should work inside the next loop, but i haven't manage to do it
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let l:buffr = bufname('%')
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"the previous lines are suppose to work, but sometimes it doesn't
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if empty(l:buffr)
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let l:buffr=bufname(1)
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endif
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"first remove all sings
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exec('sign unplace *')
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"now we place one sign for every quickfix line
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let l:list = getqflist()
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let l:id = 1
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for l:item in l:list
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"the line signs
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let l:lnum=item.lnum
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let l:type=item.type
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"sign place 1 line=l:lnum name=pylint file=l:buffr
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if l:type != 'I'
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let l:exec = printf('sign place %d name=%s line=%d file=%s',
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\ l:id, l:type, l:lnum, l:buffr)
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let l:id = l:id + 1
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execute l:exec
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endif
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endfor
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call PylintHighlight()
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endfunction
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if !exists("*s:PylintHighlight")
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function! PylintHighlight()
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highlight link PyError SpellBad
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highlight link PyWarning SpellRare
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highlight link PyConventions SpellCap
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"clear all already highlighted
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if exists("b:cleared")
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if b:cleared == 0
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silent call s:ClearHighlight()
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let b:cleared = 1
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endif
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else
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let b:cleared = 1
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endif
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let b:matchedlines = {}
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" get all messages from qicklist
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let l:list = getqflist()
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for l:item in l:list
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" highlight lines with errors (only word characters) without end
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" of line
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let l:matchDict = {}
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let l:matchDict['linenum'] = l:item.lnum
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let l:matchDict['message'] = l:item.text
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if l:item.type == 'E'
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if !has_key(b:matchedlines, l:item.lnum)
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let b:matchedlines[l:item.lnum] = l:matchDict
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call matchadd("PyError", '\w\%' . l:item.lnum . 'l\n\@!')
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endif
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elseif item.type == 'W' && g:pylint_warning
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if !has_key(b:matchedlines, l:item.lnum)
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let b:matchedlines[l:item.lnum] = l:matchDict
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call matchadd("PyWarning", '\w\%' . l:item.lnum . 'l\n\@!')
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endif
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elseif item.type == 'C' && g:pylint_conventions
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if !has_key(b:matchedlines, l:item.lnum)
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let b:matchedlines[item.lnum] = l:matchDict
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call matchadd("PyConventions", '\w\%' . l:item.lnum . 'l\n\@!')
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endif
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endif
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endfor
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let b:cleared = 0
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endfunction
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endif
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" keep track of whether or not we are showing a message
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let b:showing_message = 0
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" WideMsg() prints [long] message up to (&columns-1) length
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" guaranteed without "Press Enter" prompt.
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if !exists("*s:WideMsg")
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function s:WideMsg(msg)
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let x=&ruler | let y=&showcmd
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set noruler noshowcmd
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redraw
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echo a:msg
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let &ruler=x | let &showcmd=y
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endfun
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endif
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if !exists('*s:GetPylintMessage')
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function s:GetPylintMessage()
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let l:cursorPos = getpos(".")
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" Bail if Pylint hasn't been called yet.
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if !exists('b:matchedlines')
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return
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endif
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" if there's a message for the line the cursor is currently on, echo
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" it to the console
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if has_key(b:matchedlines, l:cursorPos[1])
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let l:pylintMatch = get(b:matchedlines, l:cursorPos[1])
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call s:WideMsg(l:pylintMatch['message'])
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let b:showing_message = 1
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return
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endif
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" otherwise, if we're showing a message, clear it
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if b:showing_message == 1
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echo
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let b:showing_message = 0
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endif
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endfunction
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endif
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if !exists('*s:ClearHighlight')
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function s:ClearHighlight()
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let l:matches = getmatches()
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for l:matchId in l:matches
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if l:matchId['group'] == 'PyError' || l:matchId['group'] == 'PyWarning' || l:matchId['group'] == 'PyConventions'
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call matchdelete(l:matchId['id'])
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endif
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endfor
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let b:matchedlines = {}
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let b:cleared = 1
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endfunction
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endif
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