Fixed issue when encoding some maps

Author: dancannon

CHANGELOG.md

@@ -2,6 +2,10 @@
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+## v1.1.2
+### Fixed
+ - Fixed issue when encoding some maps
+
 ## v1.1.1
 ### Fixed
  - Corrected protobuf import

query_control.go

@@ -67,7 +67,7 @@ func Expr(val interface{}) Term {
 		switch valType.Kind() {
 		case reflect.Func:
 			return makeFunc(val)
-		case reflect.Struct, reflect.Ptr:
+		case reflect.Struct, reflect.Map, reflect.Ptr:
 			data, err := encode(val)
 
 			if err != nil || data == nil {