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ultimate-vim/sources_non_forked/syntactic/syntax_checkers/haskell/ghc-mod.vim
2014-09-10 19:00:14 +03:00

72 lines
2.5 KiB
VimL

"============================================================================
"File: ghc-mod.vim
"Description: Syntax checking plugin for syntastic.vim
"Maintainer: Anthony Carapetis <anthony.carapetis at gmail dot com>
"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.
"
"============================================================================
if exists('g:loaded_syntastic_haskell_ghc_mod_checker')
finish
endif
let g:loaded_syntastic_haskell_ghc_mod_checker = 1
let s:ghc_mod_new = -1
let s:save_cpo = &cpo
set cpo&vim
function! SyntaxCheckers_haskell_ghc_mod_IsAvailable() dict
" We need either a Vim version that can handle NULs in system() output,
" or a ghc-mod version that has the --boundary option.
let exe = self.getExec()
let s:ghc_mod_new = executable(exe) ? s:GhcModNew(exe) : -1
return (s:ghc_mod_new >= 0) && (v:version >= 704 || s:ghc_mod_new)
endfunction
function! SyntaxCheckers_haskell_ghc_mod_GetLocList() dict
let makeprg = self.makeprgBuild({
\ 'exe': self.getExecEscaped() . ' check' . (s:ghc_mod_new ? ' --boundary=""' : '') })
let errorformat =
\ '%-G%\s%#,' .
\ '%f:%l:%c:%trror: %m,' .
\ '%f:%l:%c:%tarning: %m,'.
\ '%f:%l:%c: %trror: %m,' .
\ '%f:%l:%c: %tarning: %m,' .
\ '%f:%l:%c:%m,' .
\ '%E%f:%l:%c:,' .
\ '%Z%m'
return SyntasticMake({
\ 'makeprg': makeprg,
\ 'errorformat': errorformat,
\ 'postprocess': ['compressWhitespace'],
\ 'returns': [0] })
endfunction
function! s:GhcModNew(exe)
let exe = syntastic#util#shescape(a:exe)
try
let ghc_mod_version = filter(split(system(exe), '\n'), 'v:val =~# ''\m^ghc-mod version''')[0]
let ret = syntastic#util#versionIsAtLeast(syntastic#util#parseVersion(ghc_mod_version), [2, 1, 2])
catch /\m^Vim\%((\a\+)\)\=:E684/
call syntastic#log#error("checker haskell/ghc_mod: can't parse version string (abnormal termination?)")
let ret = -1
endtry
return ret
endfunction
call g:SyntasticRegistry.CreateAndRegisterChecker({
\ 'filetype': 'haskell',
\ 'name': 'ghc_mod',
\ 'exec': 'ghc-mod' })
let &cpo = s:save_cpo
unlet s:save_cpo
" vim: set et sts=4 sw=4: