module Fiber::Local

# File vendor/bundle/ruby/3.4.0/gems/fiber-local-1.1.0/lib/fiber/local.rb, line 11
def self.extended(klass)
        attribute_name = klass.name.gsub('::', '_').gsub(/\W/, '').downcase.to_sym
        
        # This is used for the general interface and fiber storage key:
        klass.instance_variable_set(:@fiber_local_attribute_name, attribute_name)
        klass.singleton_class.attr :fiber_local_attribute_name
        
        # This is used for reading and writing directly to the thread instance variables:
        klass.instance_variable_set(:@fiber_local_variable_name, :"@#{attribute_name}")
        
        Thread.attr_accessor(attribute_name)
end

# File vendor/bundle/ruby/3.4.0/gems/fiber-local-1.1.0/lib/fiber/local.rb, line 33
def instance
        # This is considered a local "override" in the dynamic scope of the fiber:
        if instance = Fiber[@fiber_local_attribute_name]
                return instance
        end
        
        # This is generally the fast path:
        thread = Thread.current
        unless instance = thread.instance_variable_get(@fiber_local_variable_name)
                if instance = self.local
                        thread.instance_variable_set(@fiber_local_variable_name, instance)
                end
        end
        
        return instance
end

# File vendor/bundle/ruby/3.4.0/gems/fiber-local-1.1.0/lib/fiber/local.rb, line 52
def instance= instance
        Fiber[@fiber_local_attribute_name] = instance
end

# File vendor/bundle/ruby/3.4.0/gems/fiber-local-1.1.0/lib/fiber/local.rb, line 27
def local
        self.new
end