52 lines
1.7 KiB
VimL
52 lines
1.7 KiB
VimL
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" Author: buffalocoder - https://github.com/buffalocoder
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" Description: Elm linting in Ale. Closely follows the Syntastic checker in https://github.com/ElmCast/elm-vim.
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function! ale_linters#elm#make#Handle(buffer, lines)
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let l:output = []
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for l:line in a:lines
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if l:line[0] ==# '['
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let l:errors = json_decode(l:line)
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for l:error in l:errors
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call add(l:output, {
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\ 'bufnr': a:buffer,
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\ 'lnum': l:error.region.start.line,
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\ 'vcol': 0,
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\ 'col': l:error.region.start.column,
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\ 'type': (l:error.type ==? 'error') ? 'E' : 'W',
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\ 'text': l:error.overview,
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\ 'nr': -1,
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\})
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endfor
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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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" Return the command to execute the linter in the projects directory.
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" If it doesn't, then this will fail when imports are needed.
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function! ale_linters#elm#make#GetCommand(buffer) abort
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let l:elm_package = ale#util#FindNearestFile(a:buffer, 'elm-package.json')
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if empty(l:elm_package)
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let l:dir_set_cmd = ''
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else
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let l:root_dir = fnamemodify(l:elm_package, ':p:h')
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let l:dir_set_cmd = 'cd ' . fnameescape(l:root_dir) . '; '
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endif
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let l:elm_cmd = 'elm-make --report=json --output='.shellescape(g:ale#util#nul_file)
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let l:stdin_wrapper = g:ale#util#stdin_wrapper . ' .elm'
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return l:dir_set_cmd . ' ' . l:stdin_wrapper . ' ' . l:elm_cmd
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endfunction
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call ale#linter#Define('elm', {
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\ 'name': 'make',
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\ 'executable': 'elm-make',
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\ 'output_stream': 'both',
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\ 'command_callback': 'ale_linters#elm#make#GetCommand',
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\ 'callback': 'ale_linters#elm#make#Handle'
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\})
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