(let )
let
(lexical-let )
(let* )
(letf )
(cl-letf )
(if )
(when )
(while )
(unless )
(cons )
(cl-loop )
(and )
(or )
(not )
(cond )
(setq )
(error )
(message )
(null )
(require )
(provide )
(use-package )
(for )
(do )
(collect )
(return )
(finally )
(append )
(concat )
(in )
(by )

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

[
	["punctuation", "("], ["keyword", "let"], ["punctuation", ")"],
	"\r\nlet\r\n",
	["punctuation", "("], ["keyword", "lexical-let"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "let*"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "letf"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "cl-letf"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "if"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "when"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "while"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "unless"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "cons"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "cl-loop"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "and"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "or"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "not"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "cond"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "setq"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "error"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "message"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "null"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "require"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "provide"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "use-package"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "for"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "do"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "collect"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "return"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "finally"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "append"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "concat"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "in"], ["punctuation", ")"],
	["punctuation", "("], ["keyword", "by"], ["punctuation", ")"]
]

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

Checks for all keyword variations.
