def keyword: () -> String
def deconstruct: () -> Array[nil | Node]
def keyword: () -> String
def deconstruct: () -> Array[nil | Node]
def deconstruct: () -> Array[nil | Node]
def keyword: () -> String
def lparen: () -> String?
def rparen: () -> String?
Returns true if there were errors during parsing and false if there were not.
True if the parser encountered an error during parsing.
Lazily initialize the parse result.