The following is a common (and soon to be *very* common) expression:
if (match(token_type))
consume();
Using consume_if() makes this a bit simpler and makes it less likely to
forget to invoke consume() after the match().
LibSQL aims to be a SQLite clone for SerenityOS. Step 1 is creating a
tokenizer to lex SQL tokens. This lexer is heavily influenced by the
LibJS lexer.
