" Vim syntax file
" Language:	XQuery
" Author:	Jean-Marc Vanel <http://jmvanel.free.fr/>
" Last Change:	mar jui 12 18:04:05 CEST 2005
" Filenames:	*.xq
" URL:		http://jmvanel.free.fr/vim/xquery.vim
" $Id$

" REFERENCES:
"   [1] http://www.w3.org/TR/xquery/

" Quit when a syntax file was already loaded
if exists("b:current_syntax")
    finish
endif

runtime syntax/xml.vim

syn case match

" From XQuery grammar:
syn	keyword	xqueryStatement ancestor ancestor-or-self and as ascending at attribute base-uri by case cast castable child collation construction declare default descendant descendant-or-self descending div document element else empty encoding eq every except external following following-sibling for function ge greatest gt idiv if import in inherit-namespaces instance intersect is le least let lt mod module namespace ne no of or order ordered ordering parent preceding preceding-sibling preserve return satisfies schema self some stable strip then to treat typeswitch union unordered validate variable version where xmlspace xquery yes

" TODO contains clashes with vim keyword
syn	keyword	xqueryFunction abs adjust-date-to-timezone adjust-date-to-timezone adjust-dateTime-to-timezone adjust-dateTime-to-timezone adjust-time-to-timezone adjust-time-to-timezone avg base-uri base-uri boolean ceiling codepoint-equal codepoints-to-string collection collection compare concat count current-date current-dateTime current-time data dateTime day-from-date day-from-dateTime days-from-duration deep-equal deep-equal default-collation distinct-values distinct-values doc doc-available document-uri empty ends-with ends-with error error error error escape-uri exactly-one exists false floor hours-from-dateTime hours-from-duration hours-from-time id id idref idref implicit-timezone in-scope-prefixes index-of index-of insert-before lang lang last local-name local-name local-name-from-QName lower-case matches matches max max min min minutes-from-dateTime minutes-from-duration minutes-from-time month-from-date month-from-dateTime months-from-duration name name namespace-uri namespace-uri namespace-uri-for-prefix namespace-uri-from-QName nilled node-name normalize-space normalize-space normalize-unicode normalize-unicode not number number one-or-more position prefix-from-QName QName remove replace replace resolve-QName resolve-uri resolve-uri reverse root root round round-half-to-even round-half-to-even seconds-from-dateTime seconds-from-duration seconds-from-time starts-with starts-with static-base-uri string string string-join string-length string-length string-to-codepoints subsequence subsequence substring substring substring-after substring-after substring-before substring-before sum sum timezone-from-date timezone-from-dateTime timezone-from-time tokenize tokenize trace translate true unordered upper-case year-from-date year-from-dateTime years-from-duration zero-or-one

syn	keyword	xqueryOperator add-dayTimeDuration-to-date add-dayTimeDuration-to-dateTime add-dayTimeDuration-to-time add-dayTimeDurations add-yearMonthDuration-to-date add-yearMonthDuration-to-dateTime add-yearMonthDurations base64Binary-equal boolean-equal boolean-greater-than boolean-less-than concatenate date-equal date-greater-than date-less-than dateTime-equal dateTime-greater-than dateTime-less-than dayTimeDuration-equal dayTimeDuration-greater-than dayTimeDuration-less-than divide-dayTimeDuration divide-dayTimeDuration-by-dayTimeDuration divide-yearMonthDuration divide-yearMonthDuration-by-yearMonthDuration except gDay-equal gMonth-equal gMonthDay-equal gYear-equal gYearMonth-equal hexBinary-equal intersect is-same-node multiply-dayTimeDuration multiply-yearMonthDuration node-after node-before NOTATION-equal numeric-add numeric-divide numeric-equal numeric-greater-than numeric-integer-divide numeric-less-than numeric-mod numeric-multiply numeric-subtract numeric-unary-minus numeric-unary-plus QName-equal subtract-dates-yielding-dayTimeDuration subtract-dateTimes-yielding-dayTimeDuration subtract-dayTimeDuration-from-date subtract-dayTimeDuration-from-dateTime subtract-dayTimeDuration-from-time subtract-dayTimeDurations subtract-times subtract-yearMonthDuration-from-date subtract-yearMonthDuration-from-dateTime subtract-yearMonthDurations time-equal time-greater-than time-less-than to union yearMonthDuration-equal yearMonthDuration-greater-than yearMonthDuration-less-than

syn	match	xqueryType "xs:\(\|Datatype\|primitive\|string\|boolean\|float\|double\|decimal\|duration\|dateTime\|time\|date\|gYearMonth\|gYear\|gMonthDay\|gDay\|gMonth\|hexBinary\|base64Binary\|anyURI\|QName\|NOTATION\|\|normalizedString\|token\|language\|IDREFS\|ENTITIES\|NMTOKEN\|NMTOKENS\|Name\|NCName\|ID\|IDREF\|ENTITY\|integer\|nonPositiveInteger\|negativeInteger\|long\|int\|short\|byte\|nonNegativeInteger\|unsignedLong\|unsignedInt\|unsignedShort\|unsignedByte\|positiveInteger\)"

" From XPath grammar:
syn	keyword	xqueryXPath some every in in satisfies if then else to div idiv mod union intersect except instance of treat castable cast eq ne lt le gt ge is child descendant attribute self descendant-or-self following-sibling following namespace parent ancestor preceding-sibling preceding ancestor-or-self void item node document-node text comment processing-instruction attribute schema-attribute schema-element

" eXist extensions
syn	match xqExist "&="

" XQdoc
syn	match	XQdoc contained "@\(param\|return\|author\)\>" 

highlight def link	xqueryStatement	Statement
highlight def link	xqueryFunction	Function
highlight def link	xqueryOperator	Operator
highlight def link	xqueryType		Type
highlight def link	xqueryXPath		Operator
highlight def link	XQdoc			Special
highlight def link	xqExist			Operator


"floating point number, with dot, optional exponent
syn match	cFloat		"\d\+\.\d*\(e[-+]\=\d\+\)\=[fl]\="
"floating point number, starting with a dot, optional exponent
syn match	cFloat		"\.\d\+\(e[-+]\=\d\+\)\=[fl]\=\>"
"floating point number, without dot, with exponent
syn match	cFloat		"\d\+e[-+]\=\d\+[fl]\=\>"
syn match	cNumber		"0x\x\+\(u\=l\{0,2}\|ll\=u\)\>"
syn match	cNumber		 "\<\d\+\>"
highlight def link	cNumber	Number
highlight def link	cFloat	Number

syn region	xqComment	start='(:' excludenl end=':)' contains=XQdoc
highlight def link	xqComment	Comment
" syntax match	xqVariable	"$\w\+"
syntax match	xqVariable	+$\<[a-zA-Z:_][-.0-9a-zA-Z0-9:_]*\>+
highlight def link	xqVariable	Identifier

" Redefine the default XML highlighting:
highlight def link	xmlTag		Structure
highlight def link	xmlTagName	Structure
highlight def link	xmlEndTag	Structure

syntax match	xqSeparator	",\|;"
highlight link	xqSeparator	Operator

syn region	xqCode	transparent contained start='{' excludenl end='}' contains=xmlRegionBis,xqComment,xqueryStatement,xmlString,xqSeparator,cNumber,xqVariable keepend extend

syn region xmlRegionBis start=+<\z([^ /!?<>"']\+\)+ skip=+<!--\_.\{-}-->+ end=+</\z1\_\s\{-}>+ end=+/>+ fold contains=xmlTag,xmlEndTag,xmlCdata,xmlRegionBis,xmlComment,xmlEntity,xmlProcessing,xqCode keepend extend

syn region	List	transparent start='(' excludenl end=')' contains=xqCode,xmlRegion,xqComment,xqSeparator,xqueryStatement,xqVariable,xqueryType  keepend extend