class SyntaxTree::ClassDeclaration


end
class Child < method
need to be a constant, as in:
That superclass can actually be any Ruby expression, it doesn’t necessarily
end
class Child < Parent
in:
All of these declarations can also have an optional superclass reference, as
end
end
class ::Namespace::Container
module OtherNamespace
as in:
already in a namespace but you want to define it at the top-level instead,
Classes can also be defined as a top-level path, in the case that it’s
end
class Namespace::Container
under a namespace, as in:
Classes can have path names as their class name in case it’s being nested
end
class Container
Class represents defining a class using the class keyword.

def ===(other) 

def ===(other)
  other.is_a?(ClassDeclaration) && constant === other.constant &&
    superclass === other.superclass && bodystmt === other.bodystmt
end

def accept(visitor) 

def accept(visitor)
  visitor.visit_class(self)
end

def child_nodes 

def child_nodes
  [constant, superclass, bodystmt]
end

def copy(constant: nil, superclass: nil, bodystmt: nil, location: nil) 

def copy(constant: nil, superclass: nil, bodystmt: nil, location: nil)
  node =
    ClassDeclaration.new(
      constant: constant || self.constant,
      superclass: superclass || self.superclass,
      bodystmt: bodystmt || self.bodystmt,
      location: location || self.location
    )
  node.comments.concat(comments.map(&:copy))
  node
end

def deconstruct_keys(_keys) 

def deconstruct_keys(_keys)
  {
    constant: constant,
    superclass: superclass,
    bodystmt: bodystmt,
    location: location,
    comments: comments
  }
end

def format(q) 

def format(q)
  if bodystmt.empty?
    q.group do
      format_declaration(q)
      q.breakable_force
      q.text("end")
    end
  else
    q.group do
      format_declaration(q)
      q.indent do
        q.breakable_force
        q.format(bodystmt)
      end
      q.breakable_force
      q.text("end")
    end
  end
end

def format_declaration(q) 

def format_declaration(q)
  q.group do
    q.text("class ")
    q.format(constant)
    if superclass
      q.text(" < ")
      q.format(superclass)
    end
  end
end

def initialize(constant:, superclass:, bodystmt:, location:) 

def initialize(constant:, superclass:, bodystmt:, location:)
  @constant = constant
  @superclass = superclass
  @bodystmt = bodystmt
  @location = location
  @comments = []
end