fix: stringifiy obj expression (#105)

.changeset/tame-hats-sort.md

@@ -0,0 +1,5 @@
+---
+'@rekajs/parser': patch
+---
+
+Fix stringify obj expressions

packages/parser/src/tests/stringifier.test.ts

@@ -214,4 +214,20 @@ describe('Stringifier', () => {
       )
     ).toEqual(`left + (isRequired ? "*" : "")`);
   });
+  it('should be able to stringify nested objects correctly', () => {
+    expect(
+      Stringifier.toString(
+        t.assignment({
+          left: t.identifier({ name: 'obj' }),
+          operator: '=',
+          right: t.objectExpression({
+            properties: {
+              foo: t.literal({ value: 1 }),
+              bar: t.literal({ value: 0 }),
+            },
+          }),
+        })
+      )
+    ).toEqual(`obj = {\n "foo": 1,\n "bar": 0\n}`);
+  });
 });

packages/parser/src/writer.ts

@@ -44,7 +44,7 @@ export class Writer {
       }
 
       arr[i - 1] += current;
-      arr.length--;
+      arr.splice(i, 1);
     }
 
     return arr;
@@ -132,6 +132,10 @@ export class Writer {
       for (let i = 0; i < arr.length; i++) {
         const c = arr[i];
 
+        if (c.length === 0) {
+          continue;
+        }
+
         if (Array.isArray(c)) {
           const prev = depth;
           depth = depth + 1;