..
reverse . sort
`foo`
`Foo.bar`
+ - * /
^ ^^ **
&& ||
< <= == /=
>= > \ |
++ : !!
\\ <- ->
= :: =>
>> >>= >@>
~ ! @

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

[
	["operator", ".."],
	["builtin", "reverse"], ["operator", " . "], ["builtin", "sort"],
	["operator", "`foo`"],
	["operator", "`Foo.bar`"],
	["operator", "+"], ["operator", "-"], ["operator", "*"], ["operator", "/"],
	["operator", "^"], ["operator", "^^"], ["operator", "**"],
	["operator", "&&"], ["operator", "||"],
	["operator", "<"], ["operator", "<="], ["operator", "=="], ["operator", "/="],
	["operator", ">="], ["operator", ">"], ["operator", "\\"], ["operator", "|"],
	["operator", "++"], ["operator", ":"], ["operator", "!!"],
	["operator", "\\\\"], ["operator", "<-"], ["operator", "->"],
	["operator", "="], ["operator", "::"], ["operator", "=>"],
	["operator", ">>"], ["operator", ">>="], ["operator", ">@>"],
	["operator", "~"], ["operator", "!"], ["operator", "@"]
]

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

Checks for operators.