Module: HashDB::Model

Defined in:
lib/hash_db/model/core.rb,
lib/hash_db/model/query.rb,
lib/hash_db/model/association.rb

Defined Under Namespace

Modules: ClassMethods

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#attributes ⇒ Object

Returns the value of attribute attributes.



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# File 'lib/hash_db/model/core.rb', line 3

def attributes
  @attributes
end

Class Method Details

.included(klass) ⇒ Object 



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# File 'lib/hash_db/model/core.rb', line 5

def self.included(klass)
  klass.extend ClassMethods
  klass.all = {}
  klass.keys :id
  klass.primary_key :id
end

Instance Method Details

#destroy ⇒ Object 



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# File 'lib/hash_db/model/core.rb', line 34

def destroy
  self.class.all.delete id
end

#initialize(args = {}) ⇒ Object 



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# File 'lib/hash_db/model/core.rb', line 12

def initialize(args = {})
  @attributes = {}
  args.each do |key, value|
    if respond_to?("#{key}=")
      send("#{key}=", value)
    else
      raise InvalidKeyError.new "Invalid key #{key}."
    end
  end
end

#save ⇒ Object 



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# File 'lib/hash_db/model/core.rb', line 23

def save
  if id.nil?
    self.id = if self.class.all.any?
            self.class.all.keys.last + 1
          else
            1
          end
  end
  self.class.all[id] = self
end