lib/grumlin/typing.rb in grumlin-1.0.0.rc5 vs lib/grumlin/typing.rb in grumlin-1.0.0.rc6

@@ -18,14 +18,16 @@
     "g:TraversalMetrics" => ->(value) { cast_map(value[:@value]) },
     "g:Metrics" => ->(value) { cast_map(value[:@value]) },
     "g:T" => ->(value) { Grumlin::Expressions::T.public_send(value) }
   }.freeze
 
-  CASTABLE_TYPES = [Hash, String, Integer, TrueClass, FalseClass, NilClass].freeze
+  CASTABLE_TYPES = [Hash, String, Integer, TrueClass, FalseClass, NilClass, Array].freeze
 
   class << self
     def cast(value)
       verify_type!(value)
+
+      return value.map { |v| cast(v) } if value.is_a?(Array)
 
       return value unless value.is_a?(Hash)
 
       type = TYPES[value[:@type]]