expanded the send a bit

This commit is contained in:
Torsten Ruger 2014-08-06 18:37:19 +03:00
parent ce3505710a
commit 9a197ff7c1
2 changed files with 30 additions and 10 deletions

View File

@ -2,17 +2,34 @@
# instead it is parsed by salama to define part of the program that runs
class Message
def get_type_for name
index = @layout.get_index name
get_at index
end
def send
# Find the method for the given object (receiver) according to ruby dispatch rules:
# - see if the receiver object has a (singleton) method by the name
# - get receivers class and look for instance methods of the name
# - go up inheritance tree
# - start over with method_missing instead
# -> guaranteed to end at object.method_missing
method = @receiver.get_singeton_method @method_name
unless method
cl = @receiver.layout.object_class
method = cl.get_instance_or_super_method @method_name
typ = get_type_for( :receiver )
# TODO: this will obviously be recoded as case, once that is done :-)
# depending on value type get method
if( typ == Integer )
method = Integer.get_method @method_name
else
if( typ != ObjectReference )
raise "unimplemented case"
else
method = @receiver.get_singeton_method @method_name
# Find the method for the given object (receiver) according to ruby dispatch rules:
# - see if the receiver object has a (singleton) method by the name
# - get receivers class and look for instance methods of the name
# - go up inheritance tree
# - start over with method_missing instead
# -> guaranteed to end at object.method_missing
unless method
cl = @receiver.layout.object_class
method = cl.get_instance_or_super_method @method_name
end
end
end
unless method
message = Message.new( @receiver , :method_missing , [@method_name] + @args)

View File

@ -3,4 +3,7 @@
class Object
def get_class
@layout.get_class
end
end