Class: ShapeOf::Regexp

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

Class Method Summary collapse

Methods inherited from Shape

#initialize, required?

Constructor Details

This class inherits a constructor from ShapeOf::Shape

Class Method Details

.[](shape) ⇒ Object

Raises:

  • (TypeError) 


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# File 'lib/shape_of.rb', line 326

def self.[](shape)
  raise TypeError, "Shape must be #{::Regexp.inspect}, was #{shape.inspect}" unless shape.instance_of? ::Regexp

  Class.new(self) do
    @class_name = "#{superclass.name}[#{shape.inspect}]"
    @shape = shape

    def self.name
      @class_name
    end

    def self.to_s
      @class_name
    end

    def self.inspect
      @class_name
    end

    def self.shape_of?(object)
      unless object.instance_of?(::Regexp) || object.instance_of?(String)
        raise TypeError, "expected #{::Regexp.inspect} or #{String.inspect}, was instead #{object.inspect}"
      end

      if object.instance_of?(::Regexp)
        @shape == object
      else # string
        @shape.match?(object)
      end
    end
  end
end

.shape_of?(object) ⇒ Boolean

Returns:



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# File 'lib/shape_of.rb', line 322

def self.shape_of?(object)
  object.instance_of? @internal_class
end