Class: Robe::TypeSpace

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(visor, target, mod, instance, superc) ⇒ TypeSpace

Returns a new instance of TypeSpace.



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# File 'lib/robe/type_space.rb', line 7

def initialize(visor, target, mod, instance, superc)
  @visor = visor
  @instance = instance
  @superc = superc
  guess_target_type(target, mod)
end

Instance Attribute Details

#instance ⇒ Object (readonly)

Returns the value of attribute instance.



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# File 'lib/robe/type_space.rb', line 5

def instance
  @instance
end

#target_type ⇒ Object (readonly)

Returns the value of attribute target_type.



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# File 'lib/robe/type_space.rb', line 5

def target_type
  @target_type
end

#visor ⇒ Object (readonly)

Returns the value of attribute visor.



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# File 'lib/robe/type_space.rb', line 5

def visor
  @visor
end

Instance Method Details

#scan_with(scanner) ⇒ Object 



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# File 'lib/robe/type_space.rb', line 14

def scan_with(scanner)
  return unless obj = target_type
  modules = obj.ancestors
  modules -= obj.included_modules unless instance

  if @superc
    modules -= [obj]
  else
    modules += visor.descendants(obj).to_a
  end

  modules.push(Kernel) if instance && !obj.is_a?(Class)

  if instance
    if defined? ActiveSupport::Concern and obj.is_a?(ActiveSupport::Concern)
      deps = obj.instance_variable_get("@_dependencies")
      modules += deps if deps
    end
  end

  scanner.scan(modules, instance, !instance)

  unless instance
    singleton_ancestors = obj.singleton_class.ancestors

    if RUBY_VERSION >= "2.1.0"
      # Ruby 2.1 includes all singletons in the ancestors chain
      singleton_ancestors.reject!(&:__singleton_class__?)
    end

    scanner.scan(singleton_ancestors, true, false)
  end
end