{param visible: true /}
{param visible:false/}

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

[
	["soy", [
		["delimiter", "{"],
		["keyword", "param"],
		["parameter", "visible"],
		["punctuation", ":"],
		["boolean", "true"],
		["delimiter", "/}"]
	]],
	["soy", [
		["delimiter", "{"],
		["keyword", "param"],
		["parameter", "visible"],
		["punctuation", ":"],
		["boolean", "false"],
		["delimiter", "/}"]
	]]
]

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

Checks for booleans.