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Diffstat (limited to 'ale_linters/python/vulture.vim')
-rw-r--r-- | ale_linters/python/vulture.vim | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/ale_linters/python/vulture.vim b/ale_linters/python/vulture.vim new file mode 100644 index 00000000..bff7d623 --- /dev/null +++ b/ale_linters/python/vulture.vim @@ -0,0 +1,84 @@ +" Author: Yauheni Kirylau <actionless.loveless@gmail.com> +" Description: vulture linting for python files + +call ale#Set('python_vulture_executable', 'vulture') +call ale#Set('python_vulture_options', '') +call ale#Set('python_vulture_use_global', get(g:, 'ale_use_global_executables', 0)) +call ale#Set('python_vulture_change_directory', 1) + + +" The directory to change to before running vulture +function! s:GetDir(buffer) abort + let l:project_root = ale#python#FindProjectRoot(a:buffer) + + return !empty(l:project_root) + \ ? l:project_root + \ : expand('#' . a:buffer . ':p:h') +endfunction + + +function! ale_linters#python#vulture#GetExecutable(buffer) abort + return ale#python#FindExecutable(a:buffer, 'python_vulture', ['vulture']) +endfunction + + +function! ale_linters#python#vulture#GetCommand(buffer) abort + let l:change_dir = ale#Var(a:buffer, 'python_vulture_change_directory') + \ ? ale#path#CdString(s:GetDir(a:buffer)) + \ : '' + + let l:executable = ale_linters#python#vulture#GetExecutable(a:buffer) + + let l:exec_args = l:executable =~? 'pipenv$' + \ ? ' run vulture' + \ : '' + + let l:lint_dest = ale#Var(a:buffer, 'python_vulture_change_directory') + \ ? ' .' + \ : ' %s' + + return l:change_dir + \ . ale#Escape(l:executable) . l:exec_args + \ . ' ' + \ . ale#Var(a:buffer, 'python_vulture_options') + \ . l:lint_dest +endfunction + + +function! ale_linters#python#vulture#Handle(buffer, lines) abort + for l:line in a:lines[:10] + if match(l:line, '^Traceback') >= 0 + return [{ + \ 'lnum': 1, + \ 'text': 'An exception was thrown. See :ALEDetail', + \ 'detail': join(a:lines, "\n"), + \}] + endif + endfor + + " Matches patterns line the following: + let l:pattern = '\v^([a-zA-Z]?:?[^:]+):(\d+): (.*)$' + let l:output = [] + let l:dir = s:GetDir(a:buffer) + + for l:match in ale#util#GetMatches(a:lines, l:pattern) + let l:abspath = ale#path#GetAbsPath(l:dir, l:match[1]) + let l:item = { + \ 'filename': l:abspath, + \ 'lnum': l:match[2] + 0, + \ 'text': l:match[3], + \ 'type': 'W', + \} + call add(l:output, l:item) + endfor + + return l:output +endfunction + + +call ale#linter#Define('python', { +\ 'name': 'vulture', +\ 'executable_callback': 'ale_linters#python#vulture#GetExecutable', +\ 'command_callback': 'ale_linters#python#vulture#GetCommand', +\ 'callback': 'ale_linters#python#vulture#Handle', +\}) |