Add vcl syntax, closes #82

1 files changed, 110 insertions, 0 deletions

diff --git a/syntax/vcl.vim b/syntax/vcl.vim
new file mode 100644
index 00000000..3bd91a5c
--- /dev/null
+++ b/syntax/vcl.vim
@@ -0,0 +1,110 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'vcl') == -1
+  
+" Vim syntax file
+" Filename:     vcl.vim
+" Language:     Varnish configuation Language, http://www.varnish-cache.org/wiki/VCL
+" Maintainer:   Elan Ruusamäe <glen@delfi.ee>
+" Version Info: $Revision: 1.7 $
+" Last Change:  $Date: 2010/04/06 08:24:28 $ UTC
+
+" 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
+
+" TODO
+" - sub ...
+" - backend/director/...
+" - acl ...
+" - error when invalid operator used in if (...)
+" - +=, = operators
+" - functions
+
+" Code Blocks
+"       sub NAME {
+"       backend NAME {
+"       director NAME FLAGS {
+"       acl NAME {
+"syn region vclCodeBlock start="\s*\<sub\|backend\|director\|acl\>" end="{"he=e-1 contains=vclCodeBlockName,vclFunctionName
+"syn match  vclCodeBlockName "\<sub\|backend\|director\|acl\>" contained
+"syn match  vclFunctionName "\h[[:alnum:]_:]*" contained
+"syn match  vclFunctionName "\h\w*[^:]" contained
+"
+syn keyword vclOperator     set call return error esi synthetic include remove unset
+" return modes
+syn keyword vclModes        deliver pipe pass hash lookup discard fetch restart
+
+" C strings
+syn region vclString start=+L\="+ skip=+\\\\\|\\"+ end=+"+ contains=vclSpecial
+syn match  vclSpecial display contained "\\\(x\x\+\|\o\{1,3}\|.\|$\)"
+syn match  vclSpecialError   "L\='\\[^'\"?\\abfnrtv]'"
+syn match  vclSpecialCharacter "L\='\\['\"?\\abfnrtv]'"
+syn match  vclSpecialCharacter display "L\='\\\o\{1,3}'"
+syn match  vclSpecialCharacter display "'\\x\x\{1,2}'"
+syn match  vclSpecialCharacter display "L'\\x\x\+'"
+
+syn keyword vclConditional  if else elsif elseif
+
+" Numbers
+syn match  vclNumbers  display transparent "\<\d\|\.\d" contains=vclNumber,vclNumberTime
+syn match  vclNumber   display contained "\d\+"
+" set obj.ttl = 0s, 0m;
+syn match  vclNumberTime   display contained "\d\+[dhsm]"
+
+" client
+syn match  vclOption   /client\.\(ip\|identity\)/
+" server
+syn match  vclOption   /server\.\(ip\|port\)/
+" req
+syn match  vclOption   /req\.\(hash\|request\|method\|url\|proto\|backend\healthy\|backend\|grace\|xid\|restarts\)/
+" bereq
+syn match  vclOption   /bereq\.\(request\|method\|url\|proto\|connect_timeout\|first_byte_timeout\|between_bytes_timeout\)/
+" beresp
+syn match  vclOption   /beresp\.\(proto\|status\|response\|cacheable\|ttl\|lastuse\|hits\|hash\|grace\|prefetch\|saintmode\|keep\)/
+" obj
+syn match  vclOption   /obj\.\(proto\|status\|response\|cacheable\|ttl\|lastuse\|hits\|hash\|grace\|prefetch\)/
+" resp
+syn match  vclOption   /resp\.\(proto\|status\|response\)/
+" common: http.HEADERNAME
+syn match  vclOption   /\(req\|bereq\|resp\|beresp\|obj\)\.http\.[A-Za-z][-_A-Za-z0-9]*/
+
+" Highlight the C block
+syn include @vclC syntax/c.vim
+unlet b:current_syntax
+
+" Mark block tags itself as comment
+syn region vclCBlock matchgroup=vclComment start=/C{/ end=/}C/ contains=@vclC keepend
+
+" Synthetic
+syn region vclSynthetic start=/{"/hs=s+2 end=/"}/he=e-2 contains=@vclHTML keepend
+
+" Allow html in synthetic
+syn include @vclHTML syntax/html.vim
+unlet b:current_syntax
+
+syn match  vclComment   '#.*'
+syn match  vclComment   "//.*"
+syn region vclComment    start="/\*"  end="\*/"
+
+syn sync ccomment vclComment
+
+hi link vclCodeBlock        Function
+hi link vclComment          Comment
+hi link vclStatement        Statement
+hi link vclFunctionName     Identifier
+hi link vclCodeBlockName    Statement
+hi link vclSpecial          SpecialChar
+hi link vclString           String
+hi link vclConditional      Conditional
+hi link vclSynthetic        vclString
+hi link vclSpecialCharacter vclSpecialSpecial
+hi link vclOperator         Operator
+hi link vclModes            Operator
+hi link vclOption           Identifier
+hi link vclNumber           Number
+hi link vclNumberTime       Number
+
+endif