30 lines
582 B
Ruby
30 lines
582 B
Ruby
module Vool
|
|
|
|
class Assignment < Statement
|
|
attr_reader :name , :value
|
|
def initialize(name , value )
|
|
@name , @value = name , value
|
|
end
|
|
|
|
def each(&block)
|
|
block.call(self)
|
|
@value.each(&block)
|
|
end
|
|
|
|
def to_s(depth = 0)
|
|
at_depth(depth , "#{@name} = #{@value}")
|
|
end
|
|
|
|
end
|
|
|
|
class IvarAssignment < Assignment
|
|
|
|
def to_mom( compiler )
|
|
to = Mom::SlotDefinition.new(:message ,[ :receiver , @name])
|
|
from = @value.slot_definition(compiler)
|
|
return chain_assign( Mom::SlotLoad.new(to,from) , compiler)
|
|
end
|
|
|
|
end
|
|
end
|