rubyx/lib/virtual/boot_class.rb
2014-08-29 15:49:59 +03:00

47 lines
1.4 KiB
Ruby

require_relative "meta_class"
module Virtual
# class is mainly a list of methods with a name (for now)
# layout of object is seperated into Layout
class BootClass < Virtual::ObjectConstant
def initialize name , super_class_name = :Object
super()
# class methods
@instance_methods = []
@name = name.to_sym
@super_class_name = super_class_name.to_sym
@meta_class = Virtual::MetaClass.new(self)
end
attr_reader :name , :instance_methods , :meta_class , :context , :super_class_name
def add_instance_method method
raise "not a method #{method.class} #{method.inspect}" unless method.is_a? Virtual::CompiledMethod
raise "syserr " unless method.name.is_a? Symbol
@instance_methods << method
end
def get_instance_method fname
fname = fname.to_sym
f = @instance_methods.detect{ |f| f.name == fname }
f
end
# get the method and if not found, try superclasses. raise error if not found
def resolve_method name
fun = get_method name
unless fun or name == :Object
supr = @context.object_space.get_or_create_class(@super_class_name)
fun = supr.get_method name
puts "#{supr.methods.collect(&:name)} for #{name} GOT #{fun.class}" if name == :index_of
end
raise "Method not found :#{name}, for #{inspect}" unless fun
fun
end
def to_s
inspect
end
end
end