Add VIM syntax highlighting

ell.vim

@@ -0,0 +1,22 @@
+if exists("b:current_syntax")
+	finish
+endif
+
+syn iskeyword 1-255,^[,^],^{,^},^(,^),^;,^@-@,^#,^',^9,^10,^13,^32
+syn keyword ellSTL local set list values if map print .. system parse try throw
+	\ + - * / not and or eq? lt? = < unless filter for break
+	\ ne? le? ge? gt? <> <= >= >
+
+syn match ellComment "#.*"
+syn match ellSpecial "[][}{)(;@]"
+syn match ellVar "\(@[\t ]*\)\@<=\k\+"
+syn match ellEscape display "\\\([xX]\x\{2}\|.\|$\)" contained
+syn region ellString start=+'+ skip=+\\\\\|\\'+ end=+'+ contains=ellEscape
+
+let b:current_syntax = "ell"
+hi def link ellSTL Function
+hi def link ellComment Comment
+hi def link ellSpecial Special
+hi def link ellVar Identifier
+hi def link ellEscape SpecialChar
+hi def link ellString String

greet.ell

@@ -1,3 +1,4 @@
+# Decrement variable passed by name
 set decr {
 	set @1 (- @@1 1)
 }