{$foo}
{$foo_bar42}
{#pageTitle#}
{$foo.bar.baz}
{$foo->bar->baz}
{$foo[row]}

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

[
	["smarty", [
		["delimiter", "{"],
		["variable", "$foo"],
		["delimiter", "}"]
	]],
	["smarty", [
		["delimiter", "{"],
		["variable", "$foo_bar42"],
		["delimiter", "}"]
	]],
	["smarty", [
		["delimiter", "{"],
		["variable", "#pageTitle#"],
		["delimiter", "}"]
	]],
	["smarty", [
		["delimiter", "{"],
		["variable", "$foo"],
		["punctuation", "."],
		["variable", "bar"],
		["punctuation", "."],
		["variable", "baz"],
		["delimiter", "}"]
	]],
	["smarty", [
		["delimiter", "{"],
		["variable", "$foo"],
		["punctuation", "->"],
		["variable", "bar"],
		["punctuation", "->"],
		["variable", "baz"],
		["delimiter", "}"]
	]],
	["smarty", [
		["delimiter", "{"],
		["variable", "$foo"],
		["punctuation", "["],
		["variable", "row"],
		["punctuation", "]"],
		["delimiter", "}"]
	]]
]

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

Checks for variables.