order property of SELECT should be an array.

Whoops! `order` property of `SELECT` statements
contained an object with a `result` key that contained the
ordering list instead of just containing the ordering list. It
should actually look like this instead:

Author: nwronski

src/grammar.pegjs

@@ -931,7 +931,7 @@ stmt_core_order "ORDER BY Clause"
   = ORDER o BY o d:( stmt_core_order_list )
   {
     return {
-      'order': d
+      'order': d['result']
     };
   }
 

test/json/expressions/with-table-expression-2.json

@@ -62,19 +62,17 @@
           }
         }
       ],
-      "order": {
-        "result": [
-          {
-            "type": "expression",
-            "variant": "order",
-            "expression": {
-              "type": "identifier",
-              "variant": "column",
-              "name": "born"
-            }
+      "order": [
+        {
+          "type": "expression",
+          "variant": "order",
+          "expression": {
+            "type": "identifier",
+            "variant": "column",
+            "name": "born"
           }
-        ]
-      },
+        }
+      ],
       "with": [
         {
           "type": "expression",

test/json/select/select-alt-syntax.json

@@ -3,20 +3,18 @@
     {
       "type": "statement",
       "variant": "select",
-      "order": {
-        "result": [
-          {
-            "type": "expression",
-            "variant": "order",
-            "expression": {
-              "type": "identifier",
-              "variant": "column",
-              "name": "ham"
-            },
-            "direction": "desc"
-          }
-        ]
-      }
+      "order": [
+        {
+          "type": "expression",
+          "variant": "order",
+          "expression": {
+            "type": "identifier",
+            "variant": "column",
+            "name": "ham"
+          },
+          "direction": "desc"
+        }
+      ]
     }
   ]
 }

test/json/select/select-parts-1.json

@@ -70,20 +70,18 @@
           "value": "200"
         }
       },
-      "order": {
-        "result": [
-          {
-            "type": "expression",
-            "variant": "order",
-            "expression": {
-              "type": "identifier",
-              "variant": "column",
-              "name": "h.color"
-            },
-            "direction": "desc"
-          }
-        ]
-      },
+      "order": [
+        {
+          "type": "expression",
+          "variant": "order",
+          "expression": {
+            "type": "identifier",
+            "variant": "column",
+            "name": "h.color"
+          },
+          "direction": "desc"
+        }
+      ],
       "limit": {
         "type": "expression",
         "variant": "limit",