ale/ale_linters/coffee/coffeelint.vim

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" Author: Prashanth Chandra https://github.com/prashcr
" Description: coffeelint linter for coffeescript files
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function! ale_linters#coffee#coffeelint#GetExecutable(buffer) abort
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return ale#path#ResolveLocalPath(
\ a:buffer,
\ 'node_modules/.bin/coffeelint',
\ 'coffeelint'
\)
endfunction
function! ale_linters#coffee#coffeelint#GetCommand(buffer) abort
return ale_linters#coffee#coffeelint#GetExecutable(a:buffer)
\ . ' --stdin --reporter csv'
endfunction
function! ale_linters#coffee#coffeelint#Handle(buffer, lines) abort
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" Matches patterns like the following:
"
" path,lineNumber,lineNumberEnd,level,message
" stdin,14,,error,Throwing strings is forbidden
"
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" Note that we currently ignore lineNumberEnd for multiline errors
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let l:pattern = 'stdin,\(\d\+\),\(\d*\),\(.\{-1,}\),\(.\+\)'
let l:output = []
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for l:line in a:lines
let l:match = matchlist(l:line, l:pattern)
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if len(l:match) == 0
continue
endif
let l:line = l:match[1] + 0
let l:type = l:match[3] ==# 'error' ? 'E' : 'W'
let l:text = l:match[4]
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call add(l:output, {
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\ 'bufnr': a:buffer,
\ 'lnum': l:line,
\ 'text': l:text,
\ 'type': l:type,
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\})
endfor
return l:output
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endfunction
call ale#linter#Define('coffee', {
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\ 'name': 'coffeelint',
\ 'executable_callback': 'ale_linters#coffee#coffeelint#GetExecutable',
\ 'command_callback': 'ale_linters#coffee#coffeelint#GetCommand',
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\ 'callback': 'ale_linters#coffee#coffeelint#Handle',
\})