lib/dentaku/calculator.rb in dentaku-3.3.1 vs lib/dentaku/calculator.rb in dentaku-3.3.2

@@ -7,11 +7,12 @@
 require 'dentaku/token'
 
 module Dentaku
   class Calculator
     include StringCasing
-    attr_reader :result, :memory, :tokenizer, :case_sensitive, :aliases, :nested_data_support
+    attr_reader :result, :memory, :tokenizer, :case_sensitive, :aliases,
+                :nested_data_support, :ast_cache
 
     def initialize(options = {})
       clear
       @tokenizer = Tokenizer.new
       @case_sensitive = options.delete(:case_sensitive)
@@ -93,9 +94,13 @@
         tokens = tokenizer.tokenize(expression, options)
         Parser.new(tokens, options).parse.tap do |node|
           @ast_cache[expression] = node if cache_ast?
         end
       }
+    end
+
+    def load_cache(ast_cache)
+      @ast_cache = ast_cache
     end
 
     def clear_cache(pattern = :all)
       case pattern
       when :all