lib/measured/base.rb in measured-1.6.0 vs lib/measured/base.rb in measured-2.0.0.pre1

@@ -4,14 +4,27 @@
 
 module Measured
   class UnitError < StandardError ; end
 
   class << self
+    def build(**kwargs, &block)
+      builder = UnitSystemBuilder.new(**kwargs)
+      builder.instance_eval(&block)
+
+      Class.new(Measurable) do
+        class << self
+          attr_reader :unit_system
+        end
+
+        @unit_system = builder.build
+      end
+    end
+
     def method_missing(method, *args)
       class_name = "Measured::#{ method }"
 
-      if Measured::Measurable.subclasses.map(&:to_s).include?(class_name)
+      if Measurable.subclasses.map(&:to_s).include?(class_name)
         klass = class_name.constantize
 
         Measured.define_singleton_method(method) do |value, unit|
           klass.new(value, unit)
         end
@@ -24,9 +37,11 @@
   end
 end
 
 require "measured/arithmetic"
 require "measured/unit"
-require "measured/conversion"
+require "measured/unit_system"
+require "measured/case_insensitive_unit"
+require "measured/case_insensitive_unit_system"
+require "measured/unit_system_builder"
 require "measured/conversion_table"
 require "measured/measurable"
-require "measured/case_sensitive_measurable"