Class: Camille::Type

Inherits:
BasicType show all
Defined in:
lib/camille/type.rb

Overview

This class represents all custom types defined by the user.

Defined Under Namespace

Classes: NotImplementedError

Instance Attribute Summary collapse

Attributes inherited from BasicType

#fingerprint

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from BasicType

&, #&, #[], [], directly_instantiable?, instance, #transform, #|, |

Constructor Details

#initialize ⇒ Type

Returns a new instance of Type.

Raises:



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# File 'lib/camille/type.rb', line 8

def initialize
  raise NotImplementedError.new("Missing `alias_of` definition for type.")
end

Instance Attribute Details

#underlying ⇒ Object (readonly)

Returns the value of attribute underlying.



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# File 'lib/camille/type.rb', line 6

def underlying
  @underlying
end

Class Method Details

.alias_of(type) ⇒ Object 



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# File 'lib/camille/type.rb', line 12

def self.alias_of type
  underlying = Camille::Type.instance(type)
  fingerprint = underlying.fingerprint

  define_method(:initialize) do
    @underlying = underlying
    @fingerprint = fingerprint
  end
end

.inherited(klass) ⇒ Object 



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# File 'lib/camille/type.rb', line 44

def self.inherited klass
  Camille::Loader.loaded_types << klass
end

.klass_name ⇒ Object 



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# File 'lib/camille/type.rb', line 36

def self.klass_name
  name.gsub(/^Camille::Types::/, '')
end

.test(value) ⇒ Object 



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# File 'lib/camille/type.rb', line 32

def self.test value
  new.test value
end

Instance Method Details

#check(value) ⇒ Object 



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# File 'lib/camille/type.rb', line 22

def check value
  normalized = transform value
  @underlying.check normalized
end

#literal ⇒ Object 



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# File 'lib/camille/type.rb', line 40

def literal
  self.class.klass_name.gsub(/::/, '_')
end

#test(value) ⇒ Object 



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# File 'lib/camille/type.rb', line 27

def test value
  result = check value
  result.type_error? ? result : nil
end