syntastic/syntax_checkers/go/go.vim
Christoph Martin d3d00e4b70 use gofmt before go [build|test]
`go build` might not catch syntax errors of the current file if another
file with syntax errors is compiled before the current one.
2012-10-26 12:28:04 +02:00

52 lines
2.1 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
"============================================================================
function! SyntaxCheckers_go_GetLocList()
" 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 = 'gofmt -l % 1>/dev/null'
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('%'), '_test.go$') == -1
let makeprg = 'go build -o /dev/null'
else
let makeprg = 'go test -c -o /dev/null'
endif
let errorformat = '%f:%l:%c:%m,%f:%l%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 poper import path is fickle, just pushd/popd to the package.
let popd = getcwd()
let pushd = expand('%:p:h')
"
" pushd
exec 'lcd ' . fnameescape(pushd)
let errors = SyntasticMake({ 'makeprg': makeprg, 'errorformat': errorformat })
" popd
exec 'lcd ' . fnameescape(popd)
return errors
endfunction