Module: Forwarder::Meta

Extended by:
Meta
Included in:
Meta
Defined in:
lib/forwarder/meta.rb

Defined Under Namespace

Classes: ObjectContainer

Instance Method Summary collapse

Instance Method Details

#eval_body(application, as, to, with) ⇒ Object 



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# File 'lib/forwarder/meta.rb', line 4

def eval_body application, as, to, with
  lambda do |*args, &blk|
    arguments = ( [ with ].flatten + args ).compact
#         rcv = __eval_receiver__( to )
    rcv = Meta.eval_receiver to, self
#        p as: as, to: to, rcv: rcv, args: arguments, app: application, self: self
    rcv.send( as, *arguments, &(application||blk) )
  end
end

#eval_chain(names, context) ⇒ Object 



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# File 'lib/forwarder/meta.rb', line 14

def eval_chain names, context
  names.inject context do | ctxt, name |
    Meta.eval_symbolic_receiver name, ctxt
  end
end

#eval_receiver(name, context) ⇒ Object 



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# File 'lib/forwarder/meta.rb', line 20

def eval_receiver name, context
  case name
  when Proc
    context.instance_eval( &name )
  when String, Symbol
#        p name: name, context: context
    Meta.eval_symbolic_receiver name, context
  when ObjectContainer
    name.object
  when Array
    Meta.eval_chain name, context
  end
end

#eval_receiver_body ⇒ Object 



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# File 'lib/forwarder/meta.rb', line 33

def eval_receiver_body
  lambda do | name |
  end
end

#eval_symbolic_receiver(name, context) ⇒ Object 



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# File 'lib/forwarder/meta.rb', line 38

def eval_symbolic_receiver name, context
  case "#{name}"
  when /\A@/
    context.instance_variable_get name
  else
    context.send name
  end
end