" File: groovy.vim
" Author: Kenneth Benzie (Benie) <k.benzie83@gmail.com>
" Description: Extended groovy syntax for Jenkins DSL.

" Highlight shell('') and shell('''''') blocks with the sh filetype.
" unlet !b:current_syntax

" Highlight batchFile('') and batchFile('''''') blocks with the batch filetype.
" syn include @groovyHighlightBatch syntax/batch.vim
" syn region groovyHighlightBatch matchgroup=groovyString start="batchFile(\zs'\(''\)\=" end="\(''\)\='\ze)" contains=@groovyHighlightBatch

" keyword definitions
" syn keyword groovyExternal native package
" syn match groovyExternal "\<import\>\(\s\+static\>\)\?"
" syn keyword groovyError goto const
" syn keyword groovyConditional if else switch
" syn keyword groovyRepeat while for do
" syn keyword groovyBoolean true false
" syn keyword groovyConstant null
" syn keyword groovyTypedef this super
" syn keyword groovyOperator new instanceof
" syn keyword groovyType boolean char byte short int long float double void
"       \ Integer Double Date Boolean Float String Array Vector List
" syn keyword groovyStatement return
" syn keyword groovyStorageClass static synchronized transient volatile final strictfp serializable
" syn keyword groovyExceptions throw try catch finally
" syn keyword groovyAssert assert
" syn keyword groovyMethodDecl synchronized throws
" syn keyword groovyClassDecl extends implements interface
" " to differentiate the keyword class from MyClass.class we use a match here
" syn match groovyTypedef "\.\s*\<class\>"ms=s+1
" syn keyword groovyClassDecl enum
" syn match groovyClassDecl "^class\>"
" syn match groovyClassDecl "[^.]\s*\<class\>"ms=s+1
" syn keyword groovyBranch break continue nextgroup=groovyUserLabelRef skipwhite
" syn match groovyUserLabelRef "\k\+" contained
" syn keyword groovyScopeDecl public protected private abstract

syn region groovyComment start='\/\*' end='\*\/' fold
syn match groovyComment '\s*\/\/.*$'

syn match groovyDelimiter '[()\[\]]'
syn region groovyBlock matchgroup=groovyDelimiter start='{' end='}' transparent fold

syn match groovyStructure '\w\+\ze\s*{'
syn match groovyFunction '\w\+\ze\s*('

syn region groovyIdentifier start='${' end='}' oneline
syn region groovyString start=+"+ end=+"+ oneline contains=groovyIdentifier
syn region groovyString start=+'+ end=+'+ oneline contains=groovyIdentifier
syn region groovyString start=+'''+ end=+'''+ fold contains=groovyIdentifier

syn include @groovyShellSyntax syntax/sh.vim
unlet b:current_syntax
syn region groovyShellSyntax matchgroup=groovyString start=+'''+ end=+'''+ contains=@groovyShellSyntax contained
syn region groovyShell matchgroup=groovyFunction start='shell\s*\ze(' end='\ze)' fold contains=groovyShellSyntax,groovyDelimiter

syn include @groovyBatchSyntax syntax/dosbatch.vim
unlet b:current_syntax
syn region groovyBatchSyntax matchgroup=groovyString start=+'''+ end=+'''+ contains=@groovyBatchSyntax contained
syn region groovyBatch matchgroup=groovyFunction start='batchFile\s*\ze(' end='\ze)' fold contains=groovyBatchSyntax,groovyDelimiter

hi default link groovyDelimiter Delimiter
hi default link groovyBoolean Boolean
hi default link groovyComment Comment
hi default link groovyString String
hi default link groovyStructure Structure
hi default link groovyIdentifier Identifier
hi default link groovyFunction Function
hi default link groovyShellDelimiter groovyDelimiter

let b:current_syntax = 'groovy'