fix

Author: Lightning00Blade

src/config/mcp-options.ts

@@ -553,7 +553,26 @@ export function parser(
   return yargsInstance
     .config('config', 'Path to JSON configuration file', configPath => {
       try {
-        return JSON.parse(readFileSync(configPath, 'utf-8'));
+        const parsed = JSON.parse(readFileSync(configPath, 'utf-8'));
+        if (
+          typeof parsed !== 'object' ||
+          parsed === null ||
+          Array.isArray(parsed)
+        ) {
+          throw new Error('Config must be a JSON object');
+        }
+
+        return yargs()
+          .parserConfiguration({
+            'strip-aliased': true,
+            'camel-case-expansion': false,
+          })
+          .options(options)
+          .config(parsed)
+          .strict()
+          .fail(false)
+          .exitProcess(false)
+          .parseSync([]);
       } catch (err) {
         throw new Error(`Invalid JSON config file: ${(err as Error).message}`);
       }

tests/cli.test.ts

@@ -479,21 +479,23 @@ describe('cli args parsing', () => {
       }),
       'cd4a.test.config.mixed.json',
     );
-    const args = parseArguments(['--config', testConfig.path]);
-    assert.strictEqual(args.config, testConfig.path);
-    assert.strictEqual(args.categoryMemory, true);
+    assert.throws(
+      () => parseArguments(['--config', testConfig.path]),
+      /Invalid JSON config file: Unknown argument: no-category-memory/,
+    );
   });
 
-  it('parses config should allow dashed property`', async () => {
+  it('parses config should not allow dashed property', async () => {
     using testConfig = createTempFile(
       JSON.stringify({
         headless: true,
         'category-memory': false,
       }),
       'cd4a.test.config.mixed.json',
     );
-    const args = parseArguments(['--config', testConfig.path]);
-    assert.strictEqual(args.config, testConfig.path);
-    assert.strictEqual(args.categoryMemory, false);
+    assert.throws(
+      () => parseArguments(['--config', testConfig.path]),
+      /Invalid JSON config file: Unknown argument: category-memory/,
+    );
   });
 });