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" Vim syntax file
" Language: po (gettext)
" Maintainer: Dwayne Bailey <dwayne@translate.org.za>
" Last Change: 2015 Jun 07
" Contributors: Dwayne Bailey (Most advanced syntax highlighting)
" Leonardo Fontenelle (Spell checking)
" Nam SungHyun <namsh@kldp.org> (Original maintainer)
" quit when a syntax file was already loaded
if exists("b:current_syntax")
finish
endif
let s:keepcpo= &cpo
set cpo&vim
syn sync minlines=10
" Identifiers
syn match poStatementMsgCTxt "^msgctxt"
syn match poStatementMsgidplural "^msgid_plural" contained
syn match poPluralCaseN "[0-9]" contained
syn match poStatementMsgstr "^msgstr\(\[[0-9]\]\)" contains=poPluralCaseN
" Simple HTML and XML highlighting
syn match poHtml "<\_[^<>]\+>" contains=poHtmlTranslatables,poLineBreak
syn match poHtmlNot +"<[^<]\+>"+ms=s+1,me=e-1
syn region poHtmlTranslatables start=+\(abbr\|alt\|content\|summary\|standby\|title\)=\\"+ms=e-1 end=+\\"+ contained contains=@Spell
syn match poLineBreak +"\n"+ contained
" Translation blocks
syn region poMsgCTxt matchgroup=poStatementMsgCTxt start=+^msgctxt "+rs=e-1 matchgroup=poStringCTxt end=+^msgid "+me=s-1 contains=poStringCTxt
syn region poMsgID matchgroup=poStatementMsgid start=+^msgid "+rs=e-1 matchgroup=poStringID end=+^msgstr\(\|\[[\]0\[]\]\) "+me=s-1 contains=poStringID,poStatementMsgidplural,poStatementMsgid
syn region poMsgSTR matchgroup=poStatementMsgstr start=+^msgstr\(\|\[[\]0\[]\]\) "+rs=e-1 matchgroup=poStringSTR end=+\n\n+me=s-1 contains=poStringSTR,poStatementMsgstr
syn region poStringCTxt start=+"+ skip=+\\\\\|\\"+ end=+"+
syn region poStringID start=+"+ skip=+\\\\\|\\"+ end=+"+ contained
\ contains=poSpecial,poFormat,poCommentKDE,poPluralKDE,poKDEdesktopFile,poHtml,poAcceleratorId,poHtmlNot,poVariable
syn region poStringSTR start=+"+ skip=+\\\\\|\\"+ end=+"+ contained
\ contains=@Spell,poSpecial,poFormat,poHeaderItem,poCommentKDEError,poHeaderUndefined,poPluralKDEError,poMsguniqError,poKDEdesktopFile,poHtml,poAcceleratorStr,poHtmlNot,poVariable
" Header and Copyright
syn match poHeaderItem "\(Project-Id-Version\|Report-Msgid-Bugs-To\|POT-Creation-Date\|PO-Revision-Date\|Last-Translator\|Language-Team\|Language\|MIME-Version\|Content-Type\|Content-Transfer-Encoding\|Plural-Forms\|X-Generator\): " contained
syn match poHeaderUndefined "\(PACKAGE VERSION\|YEAR-MO-DA HO:MI+ZONE\|FULL NAME <EMAIL@ADDRESS>\|LANGUAGE <LL@li.org>\|CHARSET\|ENCODING\|INTEGER\|EXPRESSION\)" contained
syn match poCopyrightUnset "SOME DESCRIPTIVE TITLE\|FIRST AUTHOR <EMAIL@ADDRESS>, YEAR\|Copyright (C) YEAR Free Software Foundation, Inc\|YEAR THE PACKAGE\'S COPYRIGHT HOLDER\|PACKAGE" contained
" Translation comment block including: translator comment, automatic coments, flags and locations
syn match poComment "^#.*$"
syn keyword poFlagFuzzy fuzzy contained
syn match poCommentTranslator "^# .*$" contains=poCopyrightUnset
syn match poCommentAutomatic "^#\..*$"
syn match poCommentSources "^#:.*$"
syn match poCommentFlags "^#,.*$" contains=poFlagFuzzy
syn match poDiffOld '\(^#| "[^{]*+}\|{+[^}]*+}\|{+[^}]*\|"$\)' contained
syn match poDiffNew '\(^#| "[^{]*-}\|{-[^}]*-}\|{-[^}]*\|"$\)' contained
syn match poCommentDiff "^#|.*$" contains=poDiffOld,poDiffNew
" Translations (also includes header fields as they appear in a translation msgstr)
syn region poCommentKDE start=+"_: +ms=s+1 end="\\n" end="\"\n^msgstr"me=s-1 contained
syn region poCommentKDEError start=+"\(\|\s\+\)_:+ms=s+1 end="\\n" end=+"\n\n+me=s-1 contained
syn match poPluralKDE +"_n: +ms=s+1 contained
syn region poPluralKDEError start=+"\(\|\s\+\)_n:+ms=s+1 end="\"\n\n"me=s-1 contained
syn match poSpecial contained "\\\(x\x\+\|\o\{1,3}\|.\|$\)"
syn match poFormat "%\(\d\+\$\)\=[-+' #0*]*\(\d*\|\*\|\*\d\+\$\)\(\.\(\d*\|\*\|\*\d\+\$\)\)\=\([hlL]\|ll\)\=\([diuoxXfeEgGcCsSpn]\|\[\^\=.[^]]*\]\)" contained
syn match poFormat "%%" contained
" msguniq and msgcat conflicts
syn region poMsguniqError matchgroup=poMsguniqErrorMarkers start="#-#-#-#-#" end='#\("\n"\|\)-\("\n"\|\)#\("\n"\|\)-\("\n"\|\)#\("\n"\|\)-\("\n"\|\)#\("\n"\|\)-\("\n"\|\)#\("\n"\|\)\\n' contained
" Obsolete messages
syn match poObsolete "^#\~.*$"
" KDE Name= handling
syn match poKDEdesktopFile "\"\(Name\|Comment\|GenericName\|Description\|Keywords\|About\)="ms=s+1,me=e-1
" Accelerator keys - this messes up if the preceding or following char is a multibyte unicode char
syn match poAcceleratorId contained "[^&_~][&_~]\(\a\|\d\)[^:]"ms=s+1,me=e-1
syn match poAcceleratorStr contained "[^&_~][&_~]\(\a\|\d\)[^:]"ms=s+1,me=e-1 contains=@Spell
" Variables simple
syn match poVariable contained "%\d"
" Define the default highlighting.
" Only when an item doesn't have highlighting yet
command -nargs=+ HiLink hi def link <args>
HiLink poCommentSources PreProc
HiLink poComment Comment
HiLink poCommentAutomatic Comment
HiLink poCommentTranslator Comment
HiLink poCommentFlags Special
HiLink poCommentDiff Comment
HiLink poCopyrightUnset Todo
HiLink poFlagFuzzy Todo
HiLink poDiffOld Todo
HiLink poDiffNew Special
HiLink poObsolete Comment
HiLink poStatementMsgid Statement
HiLink poStatementMsgstr Statement
HiLink poStatementMsgidplural Statement
HiLink poStatementMsgCTxt Statement
HiLink poPluralCaseN Constant
HiLink poStringCTxt Comment
HiLink poStringID String
HiLink poStringSTR String
HiLink poCommentKDE Comment
HiLink poCommentKDEError Error
HiLink poPluralKDE Comment
HiLink poPluralKDEError Error
HiLink poHeaderItem Identifier
HiLink poHeaderUndefined Todo
HiLink poKDEdesktopFile Identifier
HiLink poHtml Identifier
HiLink poHtmlNot String
HiLink poHtmlTranslatables String
HiLink poLineBreak String
HiLink poFormat poSpecial
HiLink poSpecial Special
HiLink poAcceleratorId Special
HiLink poAcceleratorStr Special
HiLink poVariable Special
HiLink poMsguniqError Special
HiLink poMsguniqErrorMarkers Comment
delcommand HiLink
let b:current_syntax = "po"
let &cpo = s:keepcpo
unlet s:keepcpo
" vim:set ts=8 sts=2 sw=2 noet:
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