Pratt.Advanced provides the same API as Pratt,
but for Parser.Advanced. This allows to have custom context and problem types to improve error messages.
Just like Pratt.expression.
Just like Pratt.subExpression.
Just like Pratt.literal.
Just like Pratt.constant.
Just like Pratt.prefix.
Just like Pratt.infixLeft.
Just like Pratt.infixRight.
Just like Pratt.postfix.
An opaque type holding the parser configuration.