36 lines
1.4 KiB
VimL
36 lines
1.4 KiB
VimL
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" Author: Eddie Lebow https://github.com/elebow
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" Description: eruby checker using `erubi`
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function! ale_linters#eruby#erubi#CheckErubi(buffer) abort
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return 'ruby -r erubi/capture_end -e ' . ale#Escape('""')
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endfunction
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function! ale_linters#eruby#erubi#GetCommand(buffer, check_erubi_output) abort
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let l:rails_root = ale#ruby#FindRailsRoot(a:buffer)
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if (!empty(a:check_erubi_output))
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" The empty command in CheckErubi returns nothing if erubi runs and
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" emits an error if erubi is not present
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return ''
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endif
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if empty(l:rails_root)
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return 'ruby -r erubi/capture_end -e ' . ale#Escape('puts Erubi::CaptureEndEngine.new($stdin.read).src') . '< %t | ruby -c'
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endif
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" Rails-flavored eRuby does not comply with the standard as understood by
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" Erubi, so we'll have to do some substitution. This does not reduce the
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" effectiveness of the linter---the translated code is still evaluated.
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return 'ruby -r erubi/capture_end -e ' . ale#Escape('puts Erubi::CaptureEndEngine.new($stdin.read.gsub(%{<%=},%{<%}), nil, %{-}).src') . '< %t | ruby -c'
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endfunction
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call ale#linter#Define('eruby', {
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\ 'name': 'erubi',
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\ 'executable': 'ruby',
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\ 'command_chain': [
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\ {'callback': 'ale_linters#eruby#erubi#CheckErubi'},
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\ {'callback': 'ale_linters#eruby#erubi#GetCommand', 'output_stream': 'stderr'},
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\ ],
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\ 'callback': 'ale#handlers#ruby#HandleSyntaxErrors',
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\})
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