rubyx/lib/risc/block_compiler.rb
Torsten Rüger c43436f35a Change Mom to SlotMachine
rather large commit, but essentially a simple rename
Rationale in docs and blogs
2019-10-03 20:55:41 +03:00

37 lines
1.1 KiB
Ruby

module Risc
# A BlockCompiler is much like a MethodCompiler, exept for it's for blocks
# This only changes scoping for variables, lsee slot_type
#
class BlockCompiler < CallableCompiler
attr_reader :block , :risc_instructions , :constants , :in_method
def initialize( block , in_method , slot_label)
@in_method = in_method
super(block , slot_label)
end
def source_name
"#{@in_method.self_type.name}.init"
end
# resolve the type of the slot, by inferring from it's name, using the type
# scope related slots are resolved by the compiler by method/block
#
# This mainly calls super, and only for :caller adds extra info
# Using the info, means assuming that the block is not passed around (FIXME in 2020)
def slot_type( slot , type)
new_type = super
if slot == :caller
extra_info = { type_frame: @in_method.frame_type ,
type_arguments: @in_method.arguments_type ,
type_self: @in_method.self_type}
end
return new_type , extra_info
end
end
end