Add local jison linting

src/jison/lint.mts

@@ -0,0 +1,31 @@
+/* eslint-disable no-console */
+import { readFile } from 'fs/promises';
+import { globby } from 'globby';
+import { ESLint } from 'eslint';
+// @ts-ignore no typings
+import jison from 'jison';
+
+const linter = new ESLint({
+  overrideConfig: { rules: { 'no-console': 'error' }, parser: '@typescript-eslint/parser' },
+  useEslintrc: false,
+});
+
+const lint = async (file: string): Promise<boolean> => {
+  const jisonCode = await readFile(file, 'utf8');
+  // @ts-ignore no typings
+  const jsCode = new jison.Generator(jisonCode, { moduleType: 'amd' }).generate();
+  const [result] = await linter.lintText(jsCode);
+  if (result.errorCount > 0) {
+    console.error(`Linting failed for ${file}`);
+    console.error(result.messages);
+  }
+  return result.errorCount === 0;
+};
+
+(async () => {
+  const jisonFiles = await globby(['./src/**/*.jison'], { dot: true });
+  const lintResults = await Promise.all(jisonFiles.map(lint));
+  if (lintResults.some((result) => result === false)) {
+    process.exit(1);
+  }
+})();