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Contents
module Representable
# NOTE: the API of Config is subject to change so don't rely too much on this private object.
class Config < Hash
# DISCUSS: experimental. this will soon be moved to a separate gem
module InheritableArray
def inheritable_array(name)
inheritable_arrays[name] ||= []
end
def inheritable_arrays
@inheritable_arrays ||= {}
end
def inherit(parent)
super
parent.inheritable_arrays.keys.each do |k|
inheritable_array(k).push *parent.inheritable_array(k).clone
end
end
end
def <<(definition)
self[definition.name] = definition
end
def [](name)
fetch(name.to_s, nil)
end
def each(*args, &block)
values.each(*args, &block)
end
attr_accessor :wrap
# Computes the wrap string or returns false.
def wrap_for(name)
return unless wrap
return infer_name_for(name) if wrap === true
wrap
end
# Write representer configuration into this hash.
def options
@options ||= {}
end
module InheritMethods
def cloned
collect { |d| d.clone }
end
def inherit(parent)
push(parent.cloned)
end
end
include InheritMethods
include InheritableArray # overrides #inherit.
private
def push(defs)
defs.each { |d| self << d }
end
def infer_name_for(name)
name.to_s.split('::').last.
gsub(/([A-Z]+)([A-Z][a-z])/,'\1_\2').
gsub(/([a-z\d])([A-Z])/,'\1_\2').
downcase
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems