eslint, vitest setup; successful shared/ tests pass

Author: KKonstantinov

eslint.config.mjs common/eslint-config/eslint.config.mjseslint.config.mjs renamed to common/eslint-config/eslint.config.mjs

@@ -4,11 +4,21 @@ import eslint from '@eslint/js';
 import tseslint from 'typescript-eslint';
 import eslintConfigPrettier from 'eslint-config-prettier/flat';
 import nodePlugin from 'eslint-plugin-n';
+import { fileURLToPath } from 'node:url';
+import path from 'node:path';
+
+const __dirname = path.dirname(fileURLToPath(import.meta.url));
 
 export default tseslint.config(
     eslint.configs.recommended,
     ...tseslint.configs.recommended,
     {
+        languageOptions: {
+            parserOptions: {
+                // Ensure consumers of this shared config get a stable tsconfig root
+                tsconfigRootDir: __dirname
+            }
+        },
         linterOptions: {
             reportUnusedDisableDirectives: false
         },
@@ -21,7 +31,8 @@ export default tseslint.config(
         }
     },
     {
-        ignores: ['src/spec.types.ts']
+        // Ignore generated protocol types everywhere
+        ignores: ['**/spec.types.ts']
     },
     {
         files: ['src/client/**/*.ts', 'src/server/**/*.ts'],
@@ -32,3 +43,4 @@ export default tseslint.config(
     },
     eslintConfigPrettier
 );
+

common/eslint-config/package.json

@@ -1,8 +1,11 @@
 {
     "name": "@modelcontextprotocol/eslint-config",
     "private": true,
-    "main": "tsconfig.json",
+    "main": "eslint.config.mjs",
     "type": "module",
+    "exports": {
+        ".": "./eslint.config.mjs"
+    },
     "dependencies": {
         "typescript": "catalog:"
     },

common/vitest-config/package.json

@@ -1,8 +1,12 @@
 {
     "name": "@modelcontextprotocol/vitest-config",
     "private": true,
-    "main": "tsconfig.json",
+    "main": "vitest.config.mjs",
     "type": "module",
+    "exports": {
+        ".": "./vitest.config.mjs",
+        "./tsconfig.json": "./tsconfig.json"
+    },
     "dependencies": {
         "typescript": "catalog:"
     },

common/vitest-config/vitest.config.ts common/vitest-config/vitest.config.mjscommon/vitest-config/vitest.config.ts renamed to common/vitest-config/vitest.config.mjs

@@ -8,3 +8,5 @@ export default defineConfig({
         include: ['test/**/*.test.ts']
     }
 });
+
+

packages/client/eslint.config.mjs

@@ -0,0 +1,7 @@
+// @ts-check
+
+import baseConfig from '@modelcontextprotocol/eslint-config';
+
+export default baseConfig;
+
+