feat: Handle root-level arrays

Author: jaydeebee

deps/lite3

@@ -204,8 +204,6 @@ decode(napi_env env, napi_callback_info info) {
         return NULL;
     }
 
-    enum lite3_type root_type = (enum lite3_type)*(ctx-> buf);
-
     // Decode the buffer into a napi_value:
     napi_value result;
     NAPI_CALL(
@@ -215,7 +213,7 @@ decode(napi_env env, napi_callback_info info) {
             env, // napi_env
             ctx, // lite3_ctx*
             0,   // offset (0 == root)
-            LITE3_TYPE_OBJECT, // type: TODO: determine dynamically
+            lite3_ctx_get_root_type(ctx), // type
             NULL, // key (NULL == root, or not an object)
             -1, // index (-1 == not an array index)
             &result // [out] result

src/addon_decode.c

@@ -105,4 +105,49 @@ describe('encode/decode roundtrip', () => {
     };
     expect(decode(encode(obj))).toEqual(obj);
   });
+});
+
+describe('root-level arrays', () => {
+  it('handles simple arrays', () => {
+    const arr = [1, 2, 3];
+    expect(decode(encode(arr))).toEqual(arr);
+  });
+
+  it('handles empty arrays', () => {
+    const arr: unknown[] = [];
+    expect(decode(encode(arr))).toEqual(arr);
+  });
+
+  it('handles arrays with strings', () => {
+    const arr = ['hello', 'world'];
+    expect(decode(encode(arr))).toEqual(arr);
+  });
+
+  it('handles arrays with mixed types', () => {
+    const arr = [1, 'two', true, null, 3.14];
+    expect(decode(encode(arr))).toEqual(arr);
+  });
+
+  it('handles nested arrays', () => {
+    const arr = [[1, 2], [3, 4], [5, 6]];
+    expect(decode(encode(arr))).toEqual(arr);
+  });
+
+  it('handles arrays with objects', () => {
+    const arr = [{ a: 1 }, { b: 2 }, { c: 3 }];
+    expect(decode(encode(arr))).toEqual(arr);
+  });
+
+  it('handles deeply nested structures in arrays', () => {
+    const arr = [
+      { user: { name: 'Alice', tags: ['admin', 'active'] } },
+      { user: { name: 'Bob', tags: ['guest'] } }
+    ];
+    expect(decode(encode(arr))).toEqual(arr);
+  });
+
+  it('handles arrays with unicode', () => {
+    const arr = ['🎉', '中文', 'hello 世界'];
+    expect(decode(encode(arr))).toEqual(arr);
+  });
 });