Class: SPNet::InPort

Inherits:
Object
  • Object
show all
Includes:
Hashmake::HashMakeable
Defined in:
lib/spnet/core/in_port.rb

Overview

A port that exposes some functionality in a block.

Author:

  • James Tunnell

Direct Known Subclasses

CommandInPort, ParamInPort, SignalInPort

Constant Summary collapse

ARG_SPECS =

Define ArgSpec’s to use in processing hashed arguments during #initialize.

{
  :matching_class => arg_spec(:reqd => true, :type => Class),
}

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args) ⇒ InPort

A new instance of InPort.

Parameters:

  • args (Hash) —

    Hashed arguments for initialization. See InPort::ARG_SPECS for details.



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# File 'lib/spnet/core/in_port.rb', line 19

def initialize args
  hash_make args, InPort::ARG_SPECS
  @link = nil
end

Instance Attribute Details

Returns the value of attribute link.



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# File 'lib/spnet/core/in_port.rb', line 14

def link
  @link
end

#matching_class ⇒ Object (readonly)

Returns the value of attribute matching_class.



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# File 'lib/spnet/core/in_port.rb', line 14

def matching_class
  @matching_class
end

Instance Method Details

Set @link to nil.



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# File 'lib/spnet/core/in_port.rb', line 31

def clear_link
  @link = nil
end

#linked? ⇒ Boolean

Return true if @link is not nil.

Returns:

  • (Boolean) 


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# File 'lib/spnet/core/in_port.rb', line 36

def linked?
  !link.nil?
end

#set_link(link) ⇒ Object

Set @link to the given Link object.

Raises:

  • (ArgumentError) 


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# File 'lib/spnet/core/in_port.rb', line 25

def set_link link
  raise ArgumentError, "link 'to' port is not self" unless link.to == self
  @link = link
end