removed legacy code

src/output/json.lua

@@ -3,22 +3,7 @@ local json = config.json
 return {
   handler = function(context)
     context.response.headers["content-type"] = "application/json"
-
-    local output = context.output
-    local meta = getmetatable(output)
-
-    if meta and type(meta.__toView) == "function" then
-      output = meta.__toView(output, context)
-    end
-
-    local raw
-    if config.encodeEmptyTableAsArray and next(output) == nil then
-      raw = "[]"
-    else
-      raw = json.encode(output)
-    end
-
-    context.response.send(raw)
+    context.response.send(json.encode(context.output))
   end,
 
   options = {