" Vim syntax file
" Language:	Pyrex
" Maintainer:	John Tyree
" Last Change:	2012 Nov 06

" For version 5.x: Clear all syntax items
" For version 6.x: Quit when a syntax file was already loaded
if version < 600
 syntax clear
elseif exists("b:current_syntax")
 finish
endif

" Read the Python syntax to start with
if version < 600
 so <sfile>:p:h/python.vim
else
 runtime! syntax/python.vim
 unlet b:current_syntax
endif

" Pyrex extentions
syn keyword pyrexStatement	nogil inline typedef ctypedef sizeof
syn keyword pyrexType		Py_ssize_t int long short float double char object void
" Here we want slightly different behavior depending on whether we're declaring
" variables or functions. c[p]def should work on the top level as a keyword, but
" should ALSO work to identify functions and classes.
syn match pyrexStatement "\<cp\?def\>"
syn match pyrexStatement "\<cp\?def\>[^=]*(\@=" contains=pythonStatement,pyrexStatement,pythonFunction,pyrexType skipwhite
syn keyword pyrexType		signed unsigned
syn keyword pyrexStructure	struct union enum
syn keyword pyrexInclude	include cimport
syn keyword pyrexAccess		public private property readonly extern
" If someome wants Python's built-ins highlighted probably he
" also wants Pyrex's built-ins highlighted
if exists("python_highlight_builtins") || exists("pyrex_highlight_builtins")
 syn keyword pyrexBuiltin NULL
endif

" This deletes "from" from the keywords and re-adds it as a
" match with lower priority than pyrexForFrom
syn clear pythonInclude
syn keyword pythonInclude import
syn match pythonInclude "\<from\>"

" With "for[^:]*\zsfrom" VIM does not match "for" anymore, so
" I used the slower "\@<=" form
syn match pyrexForFrom "\(\<for\>[^:]*\)\@<=\<from\>"

" Default highlighting
if version >= 508 || !exists("did_pyrex_syntax_inits")
 if version < 508
 let did_pyrex_syntax_inits = 1
 command -nargs=+ HiLink hi link <args>
 else
 command -nargs=+ HiLink hi def link <args>
 endif
 HiLink pyrexStatement		Statement
 HiLink pyrexType		Type
 HiLink pyrexStructure		Structure
 HiLink pyrexInclude		PreCondit
 HiLink pyrexAccess		pyrexStatement
 if exists("python_highlight_builtins") || exists("pyrex_highlight_builtins")
 HiLink pyrexBuiltin	Function
 endif
 HiLink pyrexForFrom		Statement

 delcommand HiLink
endif

let b:current_syntax = "pyrex"