Class: Archipelago::Disco::ServiceDescription

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/archipelago/disco.rb

Overview

A Hash-like description of a service.

Direct Known Subclasses

Query, Record

Constant Summary collapse

IGNORABLE_ATTRIBUTES = 




Instance Attribute Summary collapse




Instance Method Summary
collapse






Constructor Details





#initialize(hash = {}) ⇒ ServiceDescription







Initialize this service description with a hash that describes its attributes.















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# File 'lib/archipelago/disco.rb', line 311

def initialize(hash = {})
  @attributes = hash
end













Instance Attribute Details






#attributes ⇒ Object (readonly)







Returns the value of attribute attributes.















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# File 'lib/archipelago/disco.rb', line 305

def attributes
  @attributes
end













Instance Method Details





#eql?(o) ⇒ Boolean
Also known as:
==








Returns whether our @attributes are equal to that of o.








Returns:


    

  • 
(Boolean)

    • 










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# File 'lib/archipelago/disco.rb', line 325

def eql?(o)
  ServiceDescription === o && @attributes == o.attributes
end












#hash ⇒ Object







To make it Hash and Set friendly.















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# File 'lib/archipelago/disco.rb', line 317

def hash
  @attributes.inject(0) do |sum, pair|
    sum + pair.first.hash + pair.last.hash
  end
end












#matches?(match) ⇒ Boolean







Returns whether this ServiceDescription matches the given match.








Returns:


    

  • 
(Boolean)

    • 










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# File 'lib/archipelago/disco.rb', line 332

def matches?(match)
  match.each do |key, value|
    unless IGNORABLE_ATTRIBUTES.include?(key)
      return false unless @attributes.include?(key) && (value.nil? || @attributes[key] == value)
    end
  end
  true
end