module Phlex::Kit

def self.extended(mod)
	warn "⚠️ [WARNING] Phlex::Kit is experimental and may be removed from future versions of Phlex."
	super
end

def const_added(name)
	return if autoload?(name)
	constant = const_get(name)
	if Class === constant && constant < Phlex::SGML
		if instance_methods.include?(name)
			raise NameError, "The instance method `#{name}' is already defined on `#{inspect}`."
		elsif methods.include?(name)
			raise NameError, "The method `#{name}' is already defined on `#{inspect}`."
		end
		constant.include(self)
		define_method(name) do |*args, **kwargs, &block|
			render(constant.new(*args, **kwargs), &block)
		end
		define_singleton_method(name) do |*args, **kwargs, &block|
			if (component = Fiber[:__phlex_component__])
				component.instance_exec do
					render(constant.new(*args, **kwargs), &block)
				end
			else
				raise "You can't call `#{name}' outside of a Phlex rendering context."
			end
		end
	end
	super
end

def included(mod)
	constants.each { |c| const_get(c) if autoload?(c) }
	super
end

def method_missing(name, *args, **kwargs, &block)
	if name[0] == name[0].upcase && constants.include?(name) && const_get(name) && methods.include?(name)
		public_send(name, *args, **kwargs, &block)
	else
		super
	end
end

def respond_to_missing?(name, include_private = false)
	if name[0] == name[0].upcase && constants.include?(name) && const_get(name) && methods.include?(name)
		true
	else
		super
	end
end