rubyx/lib/register/builtin/object.rb
Torsten Ruger 708cdace17 implement indexed object access
one of the few functions that can’t be coded
(or the design specifically is such that it can’t, in c it would be
self[index],
or, worse *(self + index) )
2015-11-07 17:36:28 +02:00

43 lines
1.4 KiB
Ruby

require "ast/sexp"
module Register
module Builtin
class Object
module ClassMethods
include AST::Sexp
# main entry point, ie __init__ calls this
# defined here as empty, to be redefined
def main context
compiler = Soml::Compiler.new.create_method(:Object , :main , []).init_method
return compiler.method
end
# self[index] basically. Index is the first arg
# return is stored in return_value
# (this method returns a new method off course, like all builting)
def get_internal context
compiler = Soml::Compiler.new.create_method(:Object , :get_internal , []).init_method
source = "get_internal"
#Load self by "calling" on_name
me = compiler.process( s(:name , :self) )
# Load the argument
index = compiler.use_reg :Integer
compiler.add_code Register.get_slot(source , :message , Parfait::Message.get_indexed(1), index )
# reduce me to me[index]
compiler.add_code GetSlot.new( source , me , index , me)
# and put it back into the return value
compiler.add_code Register.set_slot( source , me , :message , :return_value)
return compiler.method
end
end
extend ClassMethods
end
end
end
require_relative "integer"
require_relative "kernel"
require_relative "word"