syntastic/syntax_checkers/ocaml/camlp4o.vim
2015-01-04 12:46:54 +02:00

127 lines
3.9 KiB
VimL

"============================================================================
"File: ocaml.vim
"Description: Syntax checking plugin for syntastic.vim
"Maintainer: Török Edwin <edwintorok 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_ocaml_camlp4o_checker")
finish
endif
let g:loaded_syntastic_ocaml_camlp4o_checker = 1
if exists('g:syntastic_ocaml_camlp4r') && g:syntastic_ocaml_camlp4r != 0
let s:ocamlpp="camlp4r"
else
let s:ocamlpp="camlp4o"
endif
let s:save_cpo = &cpo
set cpo&vim
" Checker options {{{1
if !exists('g:syntastic_ocaml_use_ocamlc') || !executable('ocamlc')
let g:syntastic_ocaml_use_ocamlc = 0
endif
if !exists('g:syntastic_ocaml_use_janestreet_core')
let g:syntastic_ocaml_use_janestreet_core = 0
endif
if !exists('g:syntastic_ocaml_use_ocamlbuild') || !executable("ocamlbuild")
let g:syntastic_ocaml_use_ocamlbuild = 0
endif
" }}}1
function! SyntaxCheckers_ocaml_camlp4o_IsAvailable() dict " {{{1
return executable(s:ocamlpp)
endfunction " }}}1
function! SyntaxCheckers_ocaml_camlp4o_GetLocList() dict " {{{1
let makeprg = s:GetMakeprg()
if makeprg == ""
return []
endif
let errorformat =
\ '%AFile "%f"\, line %l\, characters %c-%*\d:,'.
\ '%AFile "%f"\, line %l\, characters %c-%*\d (end at line %*\d\, character %*\d):,'.
\ '%AFile "%f"\, line %l\, character %c:,'.
\ '%AFile "%f"\, line %l\, character %c:%m,'.
\ '%-GPreprocessing error %.%#,'.
\ '%-GCommand exited %.%#,'.
\ '%C%tarning %n: %m,'.
\ '%C%m,'.
\ '%-G+%.%#'
return SyntasticMake({ 'makeprg': makeprg, 'errorformat': errorformat })
endfunction " }}}1
" Utilities {{{1
function! s:GetMakeprg() " {{{2
if g:syntastic_ocaml_use_ocamlc
return s:GetOcamlcMakeprg()
endif
if g:syntastic_ocaml_use_ocamlbuild && isdirectory('_build')
return s:GetOcamlBuildMakeprg()
endif
return s:GetOtherMakeprg()
endfunction " }}}2
function! s:GetOcamlcMakeprg() " {{{2
if g:syntastic_ocaml_use_janestreet_core
let build_cmd = "ocamlc -I "
let build_cmd .= expand(g:syntastic_ocaml_janestreet_core_dir, 1)
let build_cmd .= " -c " . syntastic#util#shexpand('%')
return build_cmd
else
return "ocamlc -c " . syntastic#util#shexpand('%')
endif
endfunction " }}}2
function! s:GetOcamlBuildMakeprg() " {{{2
return "ocamlbuild -quiet -no-log -tag annot," . s:ocamlpp . " -no-links -no-hygiene -no-sanitize " .
\ syntastic#util#shexpand('%:r') . ".cmi"
endfunction " }}}2
function! s:GetOtherMakeprg() " {{{2
"TODO: give this function a better name?
"
"TODO: should use throw/catch instead of returning an empty makeprg
let extension = expand('%:e', 1)
let makeprg = ""
if stridx(extension, 'mly') >= 0 && executable("menhir")
" ocamlyacc output can't be redirected, so use menhir
let makeprg = "menhir --only-preprocess " . syntastic#util#shexpand('%') . " >" . syntastic#util#DevNull()
elseif stridx(extension,'mll') >= 0 && executable("ocamllex")
let makeprg = "ocamllex -q " . syntastic#c#NullOutput() . " " . syntastic#util#shexpand('%')
else
let makeprg = "camlp4o " . syntastic#c#NullOutput() . " " . syntastic#util#shexpand('%')
endif
return makeprg
endfunction " }}}2
" }}}1
call g:SyntasticRegistry.CreateAndRegisterChecker({
\ 'filetype': 'ocaml',
\ 'name': 'camlp4o'})
let &cpo = s:save_cpo
unlet s:save_cpo
" vim: set sw=4 sts=4 et fdm=marker: