Implement while loops

corpus/while.txt

@@ -15,13 +15,14 @@ while true {
         (expression
           (value
             (boolean)))
+        (item
           (statement
             (expression
               (tool_call
                 (output
                   (expression
                     (value
-                    (string)))))))))))
+                      (string))))))))))))
 
 ==================
 While Assignment
@@ -43,10 +44,8 @@ foo = while true {
             (expression
               (value
                 (boolean)))
+            (item
               (statement
-              (expression
-                (tool_call
-                  (output
                 (expression
                   (value
-                        (string)))))))))))))
+                    (integer)))))))))))

grammar.js

@@ -168,7 +168,7 @@ module.exports = grammar({
       'while',
       $.expression,
       '{',
-      $.statement,
+      $.item,
       '}',      
     ),
 

src/grammar.json

@@ -737,7 +737,7 @@
         },
         {
           "type": "SYMBOL",
-          "name": "statement"
+          "name": "item"
         },
         {
           "type": "STRING",

src/node-types.json

@@ -487,7 +487,7 @@
           "named": true
         },
         {
-          "type": "statement",
+          "type": "item",
           "named": true
         }
       ]