travis-api/lib/travis/api/v3/renderer.rb
2015-02-17 15:48:12 +01:00

49 lines
1.4 KiB
Ruby

module Travis::API::V3
module Renderer
EXPANDER_CACHE = Tool::ThreadLocal.new
private_constant :EXPANDER_CACHE
extend ConstantResolver
extend self
def format_date(date)
date && date.strftime('%Y-%m-%dT%H:%M:%SZ')
end
def get_attributes(object, *attributes, **defaults)
attributes.map { |a| [a, get_attribute(object, a, **defaults)] }.to_h
end
def get_attribute(object, attribute, **defaults)
value = object.public_send(attribute)
value.nil? ? defaults[attribute] : value
end
def clear(**args)
args.select { |key, value| !value.nil? }
end
def href(type, script_name: nil, **args)
expander = EXPANDER_CACHE[[type, script_name, args.keys]] ||= begin
resource = Routes.resources.detect { |r| r.identifier == type }
unprefixed = args.keys.reject { |a| a.to_s.include? ?..freeze }
route = resource.route
route &&= Mustermann.new(script_name, type: :identity) + route if script_name and not script_name.empty?
generate_expander(route, type, unprefixed)
end
expander.call(args)
end
private
def generate_expander(route, prefix, unprefixed)
return proc { |**| } unless route.respond_to? :expand
proc do |**args|
unprefixed.each { |key| args[:"#{prefix}.#{key}"] = args.delete(key) }
route.expand(**args)
end
end
end
end