rubyx/lib/kernel/object.rb
2014-08-28 08:10:33 +03:00

78 lines
3.0 KiB
Ruby

module Salama
class Object
module ClassMethods
# return the index of the variable. Now "normal" code can't really do anything with that, but
# set/get instance variable use it.
# This is just a placeholder, as we code this in ruby, but the instance methods need the definition before.
def index_of context , name = Virtual::Integer
index_function = Virtual::CompiledMethod.new(:index_of , Virtual::Reference , [Virtual::Reference] , Virtual::Integer )
return index_function
end
def self.layout
layout_function = Virtual::Function.new(:layout , [ ] , Virtual::Reference , Virtual::Reference )
layout_function.at_index 2
layout_function
end
# in ruby, how this goes is
# def _get_instance_variable var
# i = self.index_of(var)
# return at_index(i)
# end
# The at_index is just "below" the api, something we need but don't want to expose, so we can't code the above in ruby
def _get_instance_variable context , name = Virtual::Integer
get_function = Virtual::CompiledMethod.new(:_get_instance_variable , [ Virtual::Reference ] , Virtual::Reference ,Virtual::Mystery )
return get_function
me = get_function.receiver
var_name = get_function.args.first
return_to = get_function.return_type
index_function = context.object_space.get_or_create_class(:Object).resolve_function(:index_of)
get_function.push( [me] )
index = get_function.call( index_function )
after_body = get_function.new_block("after_index")
get_function.current after_body
get_function.pop([me])
return_to.at_index( get_function , me , return_to )
get_function.set_return return_to
return get_function
end
def _set_instance_variable(context , name = Virtual::Integer , value = Virtual::Integer )
set_function = Virtual::CompiledMethod.new(:_set_instance_variable ,[Virtual::Reference ,Virtual::Reference], Virtual::Reference ,Virtual::Mystery )
return set_function
receiver set_function
me = set_function.receiver
var_name = set_function.args.first
return_to = set_function.return_type
index_function = context.object_space.get_or_create_class(:Object).resolve_function(:index_of)
set_function.push( [me] )
set_function.call( index_function )
after_body = set_function.new_block("after_index")
set_function.current after_body
set_function.pop([me])
return_to.at_index( set_function , me , return_to )
set_function.set_return return_to
return set_function
end
def _get_singleton_method(context , name )
raise name
end
def _add_singleton_method(context, method)
raise "4"
end
def initialize(context)
raise "4"
end
end
extend ClassMethods
end
end