%dw 2.0
input payalod application/json
ns ns0 http://localhost.com
var a = 123
type T = String
fun test(a: Number) = a + 123
output application/json
---
{} match {
    case a is String -> x as String
}
update {
    case a at .name ->
}
if(true or false and not true) do {

}
else
payload match {
    case a is String ->  x as String
}

null
unless
using

----------------------------------------------------

[
	"%dw ",
	["number", "2.0"],

	["keyword", "input"],
	" payalod ",
	["mime-type", "application/json"],

	["keyword", "ns"],
	" ns0 ",
	["url", "http://localhost.com"],

	["keyword", "var"],
	" a ",
	["operator", "="],
	["number", "123"],

	["keyword", "type"],
	" T ",
	["operator", "="],
	" String\r\n",

	["keyword", "fun"],
	["function", "test"],
	["punctuation", "("],
	["property", "a"],
	["punctuation", ":"],
	" Number",
	["punctuation", ")"],
	["operator", "="],
	" a ",
	["operator", "+"],
	["number", "123"],

	["keyword", "output"],
	["mime-type", "application/json"],

	["operator", "---"],

	["punctuation", "{"],
	["punctuation", "}"],
	["keyword", "match"],
	["punctuation", "{"],

	["keyword", "case"],
	" a ",
	["keyword", "is"],
	" String ",
	["operator", "->"],
	" x ",
	["keyword", "as"],
	" String\r\n",

	["punctuation", "}"],

	["keyword", "update"],
	["punctuation", "{"],

	["keyword", "case"],
	" a ",
	["keyword", "at"],
	["punctuation", "."],
	"name ",
	["operator", "->"],

	["punctuation", "}"],

	["keyword", "if"],
	["punctuation", "("],
	["boolean", "true"],
	["keyword", "or"],
	["boolean", "false"],
	["keyword", "and"],
	["keyword", "not"],
	["boolean", "true"],
	["punctuation", ")"],
	["keyword", "do"],
	["punctuation", "{"],

	["punctuation", "}"],

	["keyword", "else"],

	"\r\npayload ",
	["keyword", "match"],
	["punctuation", "{"],

	["keyword", "case"],
	" a ",
	["keyword", "is"],
	" String ",
	["operator", "->"],
	"  x ",
	["keyword", "as"],
	" String\r\n",

	["punctuation", "}"],

	["keyword", "null"],
	["keyword", "unless"],
	["keyword", "using"]
]

----------------------------------------------------

Check for keywords
