97 lines
3.1 KiB
VimL
97 lines
3.1 KiB
VimL
" Author: Autoine Gagne - https://github.com/AntoineGagne
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" Description: Define a checker that runs dialyzer on Erlang files.
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let g:ale_erlang_dialyzer_executable =
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\ get(g:, 'ale_erlang_dialyzer_executable', 'dialyzer')
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let g:ale_erlang_dialyzer_options =
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\ get(g:, 'ale_erlang_dialyzer_options', '-Wunmatched_returns'
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\ . ' -Werror_handling'
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\ . ' -Wrace_conditions'
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\ . ' -Wunderspecs')
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let g:ale_erlang_dialyzer_plt_file =
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\ get(g:, 'ale_erlang_dialyzer_plt_file', '')
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let g:ale_erlang_dialyzer_rebar3_profile =
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\ get(g:, 'ale_erlang_dialyzer_rebar3_profile', 'default')
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function! ale_linters#erlang#dialyzer#GetRebar3Profile(buffer) abort
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return ale#Var(a:buffer, 'erlang_dialyzer_rebar3_profile')
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endfunction
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function! ale_linters#erlang#dialyzer#FindPlt(buffer) abort
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let l:plt_file = ''
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let l:rebar3_profile = ale_linters#erlang#dialyzer#GetRebar3Profile(a:buffer)
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let l:plt_file_directory = ale#path#FindNearestDirectory(a:buffer, '_build/' . l:rebar3_profile)
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if !empty(l:plt_file_directory)
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let l:plt_file = globpath(l:plt_file_directory, '*_plt', 0, 1)
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endif
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if !empty(l:plt_file)
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return l:plt_file[0]
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endif
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if !empty($REBAR_PLT_DIR)
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return expand('$REBAR_PLT_DIR/dialyzer/plt')
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endif
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return expand('$HOME/.dialyzer_plt')
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endfunction
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function! ale_linters#erlang#dialyzer#GetPlt(buffer) abort
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let l:plt_file = ale#Var(a:buffer, 'erlang_dialyzer_plt_file')
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if !empty(l:plt_file)
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return l:plt_file
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endif
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return ale_linters#erlang#dialyzer#FindPlt(a:buffer)
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endfunction
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function! ale_linters#erlang#dialyzer#GetExecutable(buffer) abort
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return ale#Var(a:buffer, 'erlang_dialyzer_executable')
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endfunction
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function! ale_linters#erlang#dialyzer#GetCommand(buffer) abort
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let l:options = ale#Var(a:buffer, 'erlang_dialyzer_options')
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let l:command = ale#Escape(ale_linters#erlang#dialyzer#GetExecutable(a:buffer))
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\ . ' -n'
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\ . ' --plt ' . ale#Escape(ale_linters#erlang#dialyzer#GetPlt(a:buffer))
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\ . ' ' . l:options
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\ . ' %s'
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return l:command
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endfunction
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function! ale_linters#erlang#dialyzer#Handle(buffer, lines) abort
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" Match patterns like the following:
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"
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" erl_tidy_prv_fmt.erl:3: Callback info about the provider behaviour is not available
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let l:pattern = '^\S\+:\(\d\+\): \(.\+\)$'
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let l:output = []
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for l:line in a:lines
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let l:match = matchlist(l:line, l:pattern)
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if len(l:match) != 0
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let l:code = l:match[2]
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call add(l:output, {
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\ 'lnum': str2nr(l:match[1]),
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\ 'lcol': 0,
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\ 'text': l:code,
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\ 'type': 'W'
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\})
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endif
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endfor
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return l:output
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endfunction
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call ale#linter#Define('erlang', {
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\ 'name': 'dialyzer',
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\ 'executable': function('ale_linters#erlang#dialyzer#GetExecutable'),
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\ 'command': function('ale_linters#erlang#dialyzer#GetCommand'),
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\ 'callback': function('ale_linters#erlang#dialyzer#Handle'),
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\ 'lint_file': 1
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\})
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