:atpl
	{{42}}

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

[
	["filter-atpl", [
	    ["filter-name", ":atpl"],
	    ["tag", [
		    ["ld", [["punctuation", "{{"]]],
		    ["number", "42"],
		    ["rd", [["punctuation", "}}"]]]
	    ]]
	]]
]

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

Checks for atpl filter (Twig) in Jade.