Class: Uinit::Type::TypeOf

Inherits:
Base
  • Object
show all
Defined in:
lib/uinit/type/type_of.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#==, [], #is!, #to_s, #trace!, #type_error!

Methods included from Operators

#&, #|

Constructor Details

#initialize(class_module) ⇒ TypeOf

TODO: Allow to pass Fn



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# File 'lib/uinit/type/type_of.rb', line 15

def initialize(class_module)
  super()

  @class_module = class_module
end

Instance Attribute Details

#class_module ⇒ Object (readonly)

Returns the value of attribute class_module.



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# File 'lib/uinit/type/type_of.rb', line 21

def class_module
  @class_module
end

Class Method Details

.from(value) ⇒ Object 



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# File 'lib/uinit/type/type_of.rb', line 10

def self.from(value)
  new(value) if from?(value)
end

.from?(value) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/uinit/type/type_of.rb', line 6

def self.from?(value)
  value.is_a?(Class) || value.is_a?(Module)
end

Instance Method Details

#check!(value, depth) ⇒ Object 



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# File 'lib/uinit/type/type_of.rb', line 29

def check!(value, depth)
  unless value.is_a?(Class) || value.is_a?(Module)
    type_error!("#{value.inspect} is not a Class or a Module", depth)
  end

  return value if value.ancestors.include?(class_module)

  type_error!("#{value.inspect} does not extend or include or preprend #{class_module}", depth)
end

#inspect ⇒ Object 



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# File 'lib/uinit/type/type_of.rb', line 39

def inspect
  "#{super}[#{class_module.inspect}]"
end

#is?(value) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/uinit/type/type_of.rb', line 23

def is?(value)
  return false unless value.is_a?(Class) || value.is_a?(Module)

  value.ancestors.include?(class_module)
end