def.fy

def foo: x baz: y = 22 {
  x + y
}

gistfile1.txt

vic@jwm:/vic/hk/fancy-lang$ rbx rbx/compiler.rb vic/def.fy  -B
#<Fancy::AST::ExpressionList:0x66 @line=1 @expressions=[#<Fancy::AST::ExpressionList:0x6a @line=4 @expressions=[#<Fancy::AST::MethodDef:0x6e @line=3 @name=:"foo:baz:" @arguments=#<Fancy::AST::MethodArgs:0x70 @optional=[] @required=[:x, :y] @line=3 @defaults=nil @names=[:x, :y] @splat=nil @block_arg=nil> @body=#<Fancy::AST::ExpressionList:0x78 @line=3 @expressions=[#<Fancy::AST::MessageSend:0x7c @message_name=#<Fancy::AST::Identifier:0x7e @identifier="+" @line=2> @message_args=#<Fancy::AST::MessageArgs:0x82 @args=[#<Fancy::AST::Identifier:0x86 @identifier="y" @line=2>] @line=2> @line=2 @receiver=#<Fancy::AST::Identifier:0x8c @identifier="x" @line=2>>]>>]>]>

============= :__script__ ==============
Arguments:   0 required, 0 total
Locals:      0
Stack size:  5
Lines to IP: 1: 0--1, 4: 0--1, 3: 0-15

0000:  push_rubinius              
0001:  push_literal               :"foo:baz:"
0003:  push_literal               #<Rubinius::CompiledMethod foo:baz: file=vic/def.fy>
0005:  push_scope                 
0006:  push_variables             
0007:  send_stack                 :method_visibility, 0
0010:  send_stack                 :add_defn_method, 4
0013:  pop                        
0014:  push_true                  
0015:  ret                        
----------------------------------------

============= :"foo:baz:" ==============
Arguments:   2 required, 2 total
Locals:      2: x, y
Stack size:  4
Lines to IP: 3: 0--1, 2: 0-7

0000:  push_local                 0    # x
0002:  push_local                 1    # y
0004:  send_stack                 :":+", 1
0007:  ret                        
----------------------------------------