syntastic/syntax_checkers/go/go.vim

75 lines
2.6 KiB
VimL

"============================================================================
"File: go.vim
"Description: Check go syntax using 'gofmt -l' followed by 'go [build|test]'
"Maintainer: Kamil Kisiel <kamil@kamilkisiel.net>
"License: This program is free software. It comes without any warranty,
" to the extent permitted by applicable law. You can redistribute
" it and/or modify it under the terms of the Do What The Fuck You
" Want To Public License, Version 2, as published by Sam Hocevar.
" See http://sam.zoy.org/wtfpl/COPYING for more details.
"
" This syntax checker does not reformat your source code.
" Use a BufWritePre autocommand to that end:
" autocmd FileType go autocmd BufWritePre <buffer> Fmt
"============================================================================
if exists("g:loaded_syntastic_go_go_checker")
finish
endif
let g:loaded_syntastic_go_go_checker=1
function! SyntaxCheckers_go_go_IsAvailable() dict
return executable('go') && executable('gofmt')
endfunction
function! SyntaxCheckers_go_go_GetLocList() dict
" Check with gofmt first, since `go build` and `go test` might not report
" syntax errors in the current file if another file with syntax error is
" compiled first.
let makeprg = self.makeprgBuild({
\ 'exe': 'gofmt',
\ 'args': '-l',
\ 'tail': '> ' . syntastic#util#DevNull() })
let errorformat =
\ '%f:%l:%c: %m,' .
\ '%-G%.%#'
let errors = SyntasticMake({
\ 'makeprg': makeprg,
\ 'errorformat': errorformat,
\ 'defaults': {'type': 'e'} })
if !empty(errors)
return errors
endif
" Test files, i.e. files with a name ending in `_test.go`, are not
" compiled by `go build`, therefore `go test` must be called for those.
if match(expand('%'), '\m_test\.go$') == -1
let makeprg = 'go build ' . syntastic#c#NullOutput()
else
let makeprg = 'go test -c ' . syntastic#c#NullOutput()
endif
let errorformat =
\ '%E%f:%l:%c:%m,' .
\ '%E%f:%l:%m,' .
\ '%C%\s%\+%m,' .
\ '%-G#%.%#'
" The go compiler needs to either be run with an import path as an
" argument or directly from the package directory. Since figuring out
" the proper import path is fickle, just cwd to the package.
let errors = SyntasticMake({
\ 'makeprg': makeprg,
\ 'errorformat': errorformat,
\ 'cwd': expand('%:p:h'),
\ 'defaults': {'type': 'e'} })
return errors
endfunction
call g:SyntasticRegistry.CreateAndRegisterChecker({
\ 'filetype': 'go',
\ 'name': 'go'})