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Since having been added, the `alex` tool has added support for linting on stdin. Rewrite this integration to reduce the number of tools requiring disk-write access. Signed-off-by: David Houston <houstdav000@gmail.com>
56 lines
1.9 KiB
VimL
56 lines
1.9 KiB
VimL
scriptencoding utf-8
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" Author: Johannes Wienke <languitar@semipol.de>
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" Description: Error handling for errors in alex output format
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function! ale#handlers#alex#GetExecutable(buffer) abort
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return ale#path#FindExecutable(a:buffer, 'alex', [
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\ 'node_modules/.bin/alex',
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\ 'node_modules/alex/cli.js',
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\])
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endfunction
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function! ale#handlers#alex#CreateCommandCallback(flags) abort
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return {b -> ale#node#Executable(b, ale#handlers#alex#GetExecutable(b))
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\ . ' --stdin '
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\ . a:flags
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\}
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endfunction
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function! ale#handlers#alex#Handle(buffer, lines) abort
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" Example output:
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" 6:256-6:262 warning Be careful with “killed”, it’s profane in some cases killed retext-profanities
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let l:pattern = '\v^ *(\d+):(\d+)-(\d+):(\d+) +warning +(.{-}) +(.{-}) +(.{-})$'
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let l:output = []
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for l:match in ale#util#GetMatches(a:lines, l:pattern)
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call add(l:output, {
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\ 'lnum': l:match[1] + 0,
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\ 'col': l:match[2] + 0,
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\ 'end_lnum': l:match[3] + 0,
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\ 'end_col': l:match[4] - 1,
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\ 'text': l:match[5] . ' (' . (l:match[7]) . ')',
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\ 'type': 'W',
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\})
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endfor
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return l:output
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endfunction
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" Define a linter for a specific filetype. Accept flags to adapt to the filetype.
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" no flags treat input as markdown
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" --html treat input as HTML
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" --mdx treat input as MDX
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" --text treat input as plaintext
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function! ale#handlers#alex#DefineLinter(filetype, flags) abort
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call ale#Set('alex_executable', 'alex')
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call ale#Set('alex_use_global', get(g:, 'ale_use_global_executables', 0))
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call ale#linter#Define(a:filetype, {
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\ 'name': 'alex',
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\ 'executable': function('ale#handlers#alex#GetExecutable'),
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\ 'command': ale#handlers#alex#CreateCommandCallback(a:flags),
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\ 'output_stream': 'stderr',
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\ 'callback': 'ale#handlers#alex#Handle',
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\})
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endfunction
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