Module: Garcon::Resource::LazyEval

Extended by:
ClassMethods
Included in:
Garcon::Resource
Defined in:
lib/garcon/chef/resource/lazy_eval.rb

Overview

Resource mixin to allow lazyily-evaluated defaults in resource attributes.

Defined Under Namespace

Modules: ClassMethods

Instance Method Summary collapse

Methods included from ClassMethods

included, lazy

Instance Method Details

#set_or_return(symbol, arg, validation) ⇒ Object

Override the default set_or_return to support lazy evaluation of the default value. This only actually matters when it is called from a class level context via #attributes.



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# File 'lib/garcon/chef/resource/lazy_eval.rb', line 57

def set_or_return(symbol, arg, validation)
  if validation && validation[:default].is_a?(Chef::DelayedEvaluator)
    validation = validation.dup
    validation[:default] = instance_eval(&validation[:default])
  end
  super(symbol, arg, validation)
end