feat: export meta object

Author: ota-meshi

Diff for: src/index.ts

@@ -3,12 +3,12 @@ import type { ProgramOptions } from "./ts";
 import { TSServiceManager } from "./ts";
 import * as tsEslintParser from "@typescript-eslint/parser";
 import { getProjectConfigFiles } from "./utils/get-project-config-files";
+export * as meta from "./meta";
+export { name } from "./meta";
 
 const DEFAULT_EXTRA_FILE_EXTENSIONS = [".vue", ".svelte", ".astro"];
 const tsServiceManager = new TSServiceManager();
 
-export const name = "typescript-eslint-parser-for-extra-files";
-
 export function parseForESLint(
   code: string,
   options: ParserOptions = {}

Diff for: src/meta.ts

@@ -0,0 +1 @@
+export { name, version } from "../package.json";

Diff for: tests/src/meta.ts

@@ -0,0 +1,13 @@
+import assert from "assert";
+import * as parser from "../../src";
+import { version } from "../../package.json";
+const expectedMeta = {
+  name: "typescript-eslint-parser-for-extra-files",
+  version,
+};
+
+describe("Test for meta object", () => {
+  it("A parser should have a meta object.", () => {
+    assert.deepStrictEqual(parser.meta, expectedMeta);
+  });
+});

Diff for: tsconfig.json

@@ -11,6 +11,7 @@
     "noUnusedLocals": true,
     "noUnusedParameters": true,
     "esModuleInterop": true,
+    "resolveJsonModule": true,
 
     "skipLibCheck": true
   },