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Contents
# frozen_string_literal: true
module PgEventstore
module Extensions
# Extension that implements creating of a subclass of the class it is used in. The point of creating a subclass is
# to bound it to the specific connection. This way the specific connection will be available within tha class and
# all its instances without affecting on the original class.
# @!visibility private
module UsingConnectionExtension
def self.included(klass)
klass.extend(ClassMethods)
end
module ClassMethods
def connection
raise("No connection was set. Are you trying to manipulate #{name} outside of its lifecycle?")
end
# @param config_name [Symbol]
# @return [Class<PgEventstore::Subscription>]
def using_connection(config_name)
original_class = self
Class.new(original_class).tap do |klass|
klass.define_singleton_method(:connection) { PgEventstore.connection(config_name) }
klass.class_eval do
[:to_s, :inspect, :name].each do |m|
define_singleton_method(m, &original_class.method(m))
end
end
end
end
end
end
end
end
Version data entries
33 entries across 33 versions & 1 rubygems