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Contents
module Aruba
# This wraps the current runtime configuration of aruba.
# If an option is changed, it notifies the event queue.
#
# This class is not meant for direct use - ConfigWrapper.new - by normal
# users.
#
# @private
class ConfigWrapper
private
attr_reader :config, :event_bus
public
# Create proxy
#
# @param [Config] config
# An aruba config object.
#
# @param [#notify] event_bus
# The event queue which should be notified.
def initialize(config, event_bus)
@config = config
@event_bus = event_bus
end
# Proxy all methods
#
# If one method ends with "=", e.g. ":option1=", then notify the event
# queue, that the user changes the value of "option1"
def method_missing(name, *args, &block)
event_bus.notify Events::ChangedConfiguration.new(:changed => { :name => name.to_s.gsub(/=$/, ''), :value => args.first }) if name.to_s.end_with? '='
config.send(name, *args, &block)
end
# Pass on respond_to?-calls
def respond_to_missing?(name, _include_private)
config.respond_to? name
end
# Compare two configs
#
# The comparism is done based on their values. No hooks are compared.
#
# Somehow `#respond_to_missing?`, `method_missing?` and `respond_to?` don't
# help here.
def ==(other)
config == other
end
# Pass on respond_to?-calls
def respond_to?(m)
config.respond_to? m
end
end
end
Version data entries
19 entries across 19 versions & 3 rubygems