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require 'delegate'
module Dry
class Container
# @api private
class NamespaceDSL < ::SimpleDelegator
# DSL for defining namespaces
#
# @param [Dry::Container::Mixin] container
# The container
# @param [String] namespace
# The namespace (name)
# @param [String] namespace_separator
# The namespace separator
# @yield
# The block to evaluate to define the namespace
#
# @return [Mixed]
#
# @api private
def initialize(container, namespace, namespace_separator, &block)
@namespace = namespace
@namespace_separator = namespace_separator
super(container)
if block.arity.zero?
instance_eval(&block)
else
yield self
end
end
def register(key, *args, &block)
super(namespaced(key), *args, &block)
end
def namespace(namespace, &block)
super(namespaced(namespace), &block)
end
def import(namespace)
namespace(namespace.name, &namespace.block)
self
end
def resolve(key)
super(namespaced(key))
end
private
def namespaced(key)
[@namespace, key].join(@namespace_separator)
end
end
end
end
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