Class: Dun::Land

Inherits:
Object
  • Object
show all
Defined in:
lib/dun.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(data) ⇒ Land

Returns a new instance of Land.



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# File 'lib/dun.rb', line 49

def initialize data
  @data = data
end

Instance Attribute Details

#data ⇒ Object (readonly)

Returns the value of attribute data.



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# File 'lib/dun.rb', line 3

def data
  @data
end

Class Method Details

.<<(data = {}) ⇒ Object 



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# File 'lib/dun.rb', line 20

def << data = {}
  new(data).call
end

.data_reader(*attrs) ⇒ Object 



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# File 'lib/dun.rb', line 24

def data_reader *attrs
  
  attrs.each do |attr|
    define_method attr do
      instance_variable_get("@#{attr}") ||\
      instance_variable_set("@#{attr}", data[attr.to_sym] || data[attr.to_s])
    end
  end
  
end

.default(attr, default_value) ⇒ Object 



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# File 'lib/dun.rb', line 35

def default attr, default_value
  orig_attr = "#{attr}_without_default"
  alias_method orig_attr, attr
  define_method attr do
    send(orig_attr) || default_value
  end
end

.inherited(subclass) ⇒ Object 



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# File 'lib/dun.rb', line 5

def self.inherited subclass
  return if Kernel.method_defined? subclass.name
  
  Kernel.class_eval %Q{
    def #{subclass.name} data = {}, &p
      #{subclass.name}.new(data).call &p
    end
  }

rescue SyntaxError, TypeError
  
end

.set(attr, value) ⇒ Object 



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# File 'lib/dun.rb', line 43

def set attr, value
  define_method(attr) {value}
end

Instance Method Details

#call ⇒ Object 



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# File 'lib/dun.rb', line 53

def call
  return self
end