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Contents
module Flipper
module Adapters
# A base class for any adapter that wraps another adapter. By default, all methods
# delegate to the wrapped adapter. Implement `#wrap` to customize the behavior of
# all delegated methods, or override individual methods as needed.
class Wrapper
include Flipper::Adapter
METHODS = [
:import,
:export,
:features,
:add,
:remove,
:clear,
:get,
:get_multi,
:get_all,
:enable,
:disable,
].freeze
attr_reader :adapter
def initialize(adapter)
@adapter = adapter
end
METHODS.each do |method|
if RUBY_VERSION >= '3.0'
define_method(method) do |*args, **kwargs|
wrap(method, *args, **kwargs) { @adapter.public_send(method, *args, **kwargs) }
end
else
define_method(method) do |*args|
wrap(method, *args) { @adapter.public_send(method, *args) }
end
end
end
# Override this method to customize the behavior of all delegated methods, and just yield to
# the block to call the wrapped adapter.
if RUBY_VERSION >= '3.0'
def wrap(method, *args, **kwargs, &block)
block.call
end
else
def wrap(method, *args, &block)
block.call
end
end
end
end
end
Version data entries
4 entries across 4 versions & 1 rubygems