Encode search parameters which must be JSON-encoded

Author: jhs

lib/nano.js

@@ -499,6 +499,15 @@ module.exports = exports = nano = function dbScope(cfg) {
 
       var viewPath = '_design/' + ddoc + '/_' + meta.type + '/'  + viewName;
 
+      // Several search parameters must be JSON-encoded; but since this is an
+      // object API, several parameters need JSON endoding.
+      var paramsToEncode = ['counts', 'drilldown', 'group_sort', 'ranges', 'sort'];
+      paramsToEncode.forEach(function(param) {
+        if (param in qs) {
+          qs[param] = JSON.stringify(qs[param]);
+        }
+      });
+
       if (qs && qs.keys) {
         var body = {keys: qs.keys};
         delete qs.keys;