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" Author: Baabelfish
" Description: Typechecking for nim files
function! ale_linters#nim#nimcheck#Handle(buffer, lines) abort
let l:buffer_filename = fnamemodify(bufname(a:buffer), ':p:t')
let l:pattern = '^\(.\+\.nim\)(\(\d\+\), \(\d\+\)) \(.\+\)'
let l:output = []
for l:line in a:lines
let l:match = matchlist(l:line, l:pattern)
if len(l:match) == 0
continue
endif
" Only show errors of the current buffer
" NOTE: Checking filename only is OK because nim enforces unique
" module names.
let l:temp_buffer_filename = fnamemodify(l:match[1], ':p:t')
if l:buffer_filename !=# '' && l:temp_buffer_filename !=# l:buffer_filename
continue
endif
let l:line = l:match[2] + 0
let l:column = l:match[3] + 0
let l:text = l:match[4]
let l:type = 'W'
" Extract error type from message of type 'Error: Some error message'
let l:textmatch = matchlist(l:match[4], '^\(.\{-}\): .\+$')
if len(l:textmatch) > 0
let l:errortype = l:textmatch[1]
if l:errortype ==# 'Error'
let l:type = 'E'
endif
endif
call add(l:output, {
\ 'bufnr': a:buffer,
\ 'lnum': l:line,
\ 'col': l:column,
\ 'text': l:text,
\ 'type': l:type,
\})
endfor
return l:output
endfunction
function! ale_linters#nim#nimcheck#GetCommand(buffer) abort
return 'nim check --path:' . fnameescape(fnamemodify(bufname(a:buffer), ':p:h')) . ' --threads:on --verbosity:0 --colors:off --listFullPaths %t'
endfunction
call ale#linter#Define('nim', {
\ 'name': 'nimcheck',
\ 'executable': 'nim',
\ 'output_stream': 'both',
\ 'command_callback': 'ale_linters#nim#nimcheck#GetCommand',
\ 'callback': 'ale_linters#nim#nimcheck#Handle'
\})
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