""
"fo\"o"
"foo\
bar"
"foo \(42)"
"foo \(f("bar"))"

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

[
	["string", ["\"\""]],
	["string", ["\"fo\\\"o\""]],
	["string", ["\"foo\\\r\nbar\""]],
	["string", [
		"\"foo ",
		["interpolation", [
			["delimiter", "\\("],
			["number", "42"],
			["delimiter", ")"]
		]],
		"\""
	]],
	["string", [
		"\"foo ",
		["interpolation", [
			["delimiter", "\\("],
			["function", "f"],
			["punctuation", "("],
			["string", ["\"bar\""]],
			["punctuation", ")"],
			["delimiter", ")"]
		]],
		"\""
	]]
]

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

Checks for strings and string interpolation.