🖋️ Add grammar for Radar chart

packages/parser/tests/packet.test.ts

@@ -0,0 +1,19 @@
+import { describe, expect, it } from 'vitest';
+
+import { Packet } from '../src/language/index.js';
+import { expectNoErrorsOrAlternatives, packetParse as parse } from './test-util.js';
+
+describe('packet', () => {
+  it.each([
+    `packet-beta`,
+    `  packet-beta  `,
+    `\tpacket-beta\t`,
+    `
+    \tpacket-beta
+    `,
+  ])('should handle regular packet', (context: string) => {
+    const result = parse(context);
+    expectNoErrorsOrAlternatives(result);
+    expect(result.value.$type).toBe(Packet);
+  });
+});