-" Asynchronous pylint utility call
-" Maintainer: Sergey Matveev <stargrave@stargrave.org>
-" License: GNU General Public License version 3 of the License or later
-"
-" This plugin allows you to asynchronously call pylint.
-"
-" * Press <F6> to start pylint on current file
-" * Press <S-F6> to open quickfix window with messages from pylint
-" * All lines with corresponding pylint existing warning will be highlighted
-" * If no warning and errors occurred, "pylint is clean" message will be shown
-" * If existing quickfix window is found, then it won't be overwritten.
-" Start pylint manually (<F6>) to force its filling
-" * After Python file is saved, pylint is automatically started
-
-function! python#lint#status()
- if exists("b:pylint_job") && job_status(b:pylint_job) == "run" | return "LN" | endif
- return ""
-endfunction
-
-function! s:qffill(ch) abort
- let msgs = []
- while ch_status(a:ch) == 'buffered'
- let msgs = add(msgs, ch_read(a:ch))
- endwhile
- cgetexpr msgs
-endfunction
-
-sign define LN text=LN texthl=Error
-
-function! python#lint#finish(ch) abort
- let l:errorformat_bak = &errorformat
- set errorformat=%f:%l:\ [%t]%m,%f:%l:%m
- call s:qffill(a:ch)
- let &errorformat=l:errorformat_bak
- sign unplace *
- let l:id = 2
- for item in getqflist()
- if item.lnum == 0 | continue | endif
- execute(':sign place '.l:id.' name=LN line='.l:item.lnum.' buffer='.l:item.bufnr)
- let l:id = l:id + 2
- endfor
- redraw!
- if l:id == 2
- echohl MoreMsg | echomsg "pylint is clean" | echohl None
- cclose
- endif
-endfunction
-
-function! python#lint#start() abort
- if exists("g:pylint_disable") ||
- \ (exists("b:pylint_job") &&
- \ job_status(b:pylint_job) == "run")
- return
- endif
- let ignores = [
- \"locally-disabled",
- \"no-init",
- \"no-self-use",
- \"too-few-public-methods",
- \"missing-docstring",
- \"too-many-instance-attributes",
- \"invalid-name",
- \"too-many-arguments",
- \"too-many-locals",
- \"too-many-public-methods",
- \"no-value-for-parameter",
- \]
- let linter = get(g:, "pylint_linter", "flake8")
- if linter == "flake8"
- let cmdline = [
- \"flake8",
- \"--ignore=E501",
- \"--format=%(path)s:%(row)d: [%(code)s] %(text)s",
- \"--max-line-length=90",
- \expand("%p")
- \]
- elseif linter == "pylint"
- let cmdline = [
- \"pylint",
- \"--jobs=4",
- \"--reports=n",
- \"--msg-template={path}:{line}: [{msg_id}({symbol}), {obj}] {msg}",
- \"--disable=" . join(ignores, ","),
- \"--persistent=n",
- \"--score=no",
- \expand("%p")
- \]
- else
- echohl WarningMsg | echomsg "Unknown linter specified" | echohl None
- return
- endif
- let b:pylint_job = job_start(cmdline,
- \ {"in_mode": "nl", "err_io": "null", "close_cb": "python#lint#finish"})
-endfunction