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" Author: Ben Reedy <https://github.com/breed808>, Jeff Willette <jrwillette88@gmail.com>
" Description: Adds support for the gometalinter suite for Go files
call ale#Set('go_gometalinter_options', '')
call ale#Set('go_gometalinter_executable', 'gometalinter')
call ale#Set('go_gometalinter_lint_package', 0)
function! ale_linters#go#gometalinter#GetCommand(buffer) abort
let l:filename = expand('#' . a:buffer . ':t')
let l:options = ale#Var(a:buffer, 'go_gometalinter_options')
let l:lint_package = ale#Var(a:buffer, 'go_gometalinter_lint_package')
" BufferCdString is used so that we can be sure the paths output from gometalinter can
" be calculated to absolute paths in the Handler
if l:lint_package
return ale#go#EnvString(a:buffer)
\ . '%e'
\ . (!empty(l:options) ? ' ' . l:options : '') . ' .'
endif
return ale#go#EnvString(a:buffer)
\ . '%e'
\ . ' --include=' . ale#Escape(ale#util#EscapePCRE(l:filename))
\ . (!empty(l:options) ? ' ' . l:options : '') . ' .'
endfunction
function! ale_linters#go#gometalinter#GetMatches(lines) abort
let l:pattern = '\v^([a-zA-Z]?:?[^:]+):(\d+):?(\d+)?:?:?(warning|error):?\s\*?(.+)$'
return ale#util#GetMatches(a:lines, l:pattern)
endfunction
function! ale_linters#go#gometalinter#Handler(buffer, lines) abort
let l:dir = expand('#' . a:buffer . ':p:h')
let l:output = []
for l:match in ale_linters#go#gometalinter#GetMatches(a:lines)
" l:match[1] will already be an absolute path, output from gometalinter
call add(l:output, {
\ 'filename': ale#path#GetAbsPath(l:dir, l:match[1]),
\ 'lnum': l:match[2] + 0,
\ 'col': l:match[3] + 0,
\ 'type': tolower(l:match[4]) is# 'warning' ? 'W' : 'E',
\ 'text': l:match[5],
\})
endfor
return l:output
endfunction
call ale#linter#Define('go', {
\ 'name': 'gometalinter',
\ 'executable': {b -> ale#Var(b, 'go_gometalinter_executable')},
\ 'cwd': '%s:h',
\ 'command': function('ale_linters#go#gometalinter#GetCommand'),
\ 'callback': 'ale_linters#go#gometalinter#Handler',
\ 'lint_file': 1,
\})
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