lib/field_test/experiment.rb in field_test-0.5.4 vs lib/field_test/experiment.rb in field_test-0.5.5

@@ -6,9 +6,14 @@
       attributes = attributes.symbolize_keys
       @id = attributes[:id]
       @name = attributes[:name] || @id.to_s.titleize
       @description = attributes[:description]
       @variants = attributes[:variants]
+      if @variants.any? { |v| !v.is_a?(String) }
+        # TODO add support for more types (including query parameters)
+        # or raise error in 0.6
+        warn "[field_test] Only string variants are supported (#{id})"
+      end
       @weights = @variants.size.times.map { |i| attributes[:weights].to_a[i] || 1 }
       @winner = attributes[:winner]
       @closed = attributes[:closed]
       @keep_variant = attributes[:keep_variant]
       @started_at = Time.zone.parse(attributes[:started_at].to_s) if attributes[:started_at]