Class: Dragonfly::Register

Inherits:
Object show all
Defined in:
lib/dragonfly/register.rb

Defined Under Namespace

Classes: NotFound

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Register

Returns a new instance of Register.



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# File 'lib/dragonfly/register.rb', line 7

def initialize
  @items = {}
end

Instance Attribute Details

#items ⇒ Object (readonly)

Returns the value of attribute items.



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# File 'lib/dragonfly/register.rb', line 11

def items
  @items
end

Instance Method Details

#add(name, item = nil, &block) ⇒ Object 



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# File 'lib/dragonfly/register.rb', line 13

def add(name, item=nil, &block)
  items[name.to_sym] = item || block || raise(ArgumentError, "you must give either an argument or a block")
end

#get(name) ⇒ Object 



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# File 'lib/dragonfly/register.rb', line 17

def get(name)
  items[name.to_sym] || raise(NotFound, "#{name.inspect} not registered")
end

#names ⇒ Object 



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# File 'lib/dragonfly/register.rb', line 21

def names
  items.keys
end