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Contents
module VkontakteApi
# A mixin for classes that will resolve other classes' objects via `#method_missing`.
module Resolver
# Main methods dispatch.
#
# If the called method is a namespace, it creates and returns a new `VkontakteApi::Namespace` instance.
# Otherwise it creates a `VkontakteApi::Method` instance and invokes it's `#call` method passing it the arguments and a block.
def method_missing(method_name, *args, &block)
method_name = method_name.to_s
if Resolver.namespaces.include?(method_name)
# called from Client
Namespace.new(method_name, :resolver => resolver)
else
# called from Namespace or one-level method
Method.new(method_name, :resolver => resolver).call(args.first || {}, &block)
end
end
# A `Hashie::Mash` structure holding the name and token of current instance.
# @return [Hashie::Mash]
def resolver
@resolver ||= Hashie::Mash.new(:name => @name, :token => token)
end
class << self
# An array of method namespaces.
# Lazily loads the list from `namespaces.yml` and caches it.
# @return [Array]
def namespaces
if @namespaces.nil?
filename = File.expand_path('../namespaces.yml', __FILE__)
@namespaces = YAML.load_file(filename)
end
@namespaces
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems