4 files changed, 15 insertions, 17 deletions

diff --git a/core.go b/core.go
index 8647d8b..cf34545 100644
--- a/core.go
+++ b/core.go
@@ -15,10 +15,10 @@ const (
 )
 
 type Resource interface {
-	Get(values ...url.Values) (int, interface{})
-	Post(values ...url.Values) (int, interface{})
-	Put(values ...url.Values) (int, interface{})
-	Delete(values ...url.Values) (int, interface{})
+	Get(values url.Values) (int, interface{})
+	Post(values url.Values) (int, interface{})
+	Put(values url.Values) (int, interface{})
+	Delete(values url.Values) (int, interface{})
 }
 
 type Api struct{}
@@ -56,14 +56,12 @@ func (api *Api) requestHandler(resource Resource) HandleFunc {
 			return
 		}
 
-		content, err := json.Marshal(data)
-		if err != nil {
-			api.Abort(rw, 500)
-			return
-		}
-
+        responseWriter := json.NewEncoder(rw)
 		rw.WriteHeader(code)
-		rw.Write(content)
+		if responseWriter.Encode(data) != nil {
+            api.Abort(rw, 500)
+            return
+        }
 	}
 }
 
diff --git a/http.go b/http.go
index 8bab03e..7b79aca 100644
--- a/http.go
+++ b/http.go
@@ -11,18 +11,18 @@ type (
 	DeleteNotSupported struct{}
 )
 
-func (GetNotSupported) Get(values ...url.Values) (int, interface{}) {
+func (GetNotSupported) Get(values url.Values) (int, interface{}) {
 	return 405, ""
 }
 
-func (PostNotSupported) Post(values ...url.Values) (int, interface{}) {
+func (PostNotSupported) Post(values url.Values) (int, interface{}) {
 	return 405, ""
 }
 
-func (PutNotSupported) Put(values ...url.Values) (int, interface{}) {
+func (PutNotSupported) Put(values url.Values) (int, interface{}) {
 	return 405, ""
 }
 
-func (DeleteNotSupported) Delete(values ...url.Values) (int, interface{}) {
+func (DeleteNotSupported) Delete(values url.Values) (int, interface{}) {
 	return 405, ""
 }
diff --git a/tests/items.go b/tests/items.go
index ee86c3e..d39cae9 100644
--- a/tests/items.go
+++ b/tests/items.go
@@ -11,7 +11,7 @@ type Item struct {
 	sleepy.DeleteNotSupported
 }
 
-func (item Item) Get(values ...url.Values) (int, interface{}) {
+func (item Item) Get(values url.Values) (int, interface{}) {
 	items := []string{"item1", "item2"}
 	data := map[string][]string{"items": items}
 
diff --git a/tests/test.go b/tests/test.go
index d225072..070d4b6 100644
--- a/tests/test.go
+++ b/tests/test.go
@@ -11,7 +11,7 @@ type Bar struct {
 	sleepy.DeleteNotSupported
 }
 
-func (b Bar) Get(values ...url.Values) (int, interface{}) {
+func (b Bar) Get(values url.Values) (int, interface{}) {
 	return 200, map[string]string{"hello": "goodbye"}
 }