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" Author: Daniel Schemala <istjanichtzufassen@gmail.com>
" Description: rustc invoked by cargo for rust files
function! ale_linters#rust#cargo#GetCargoExecutable(bufnr)
if ale#util#FindNearestFile(a:bufnr, 'Cargo.toml') !=# ''
return 'cargo'
else
" if there is no Cargo.toml file, we don't use cargo even if it exists,
" so we return '', because executable('') apparently always fails
return ''
endif
endfunction
call ale#linter#Define('rust', {
\ 'name': 'cargo',
\ 'executable_callback': 'ale_linters#rust#cargo#GetCargoExecutable',
\ 'command': 'cargo rustc -- --error-format=json -Z no-trans',
\ 'callback': 'ale_linters#rust#rustc#HandleRustcErrors',
\ 'output_stream': 'stderr',
\})
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