feat: add config recommended-legacy

it also moves rule tests to `./test/rules`, and adds a test for the configs.

fixes #131

Signed-off-by: 唯然 <weiran.zsd@outlook.com>

README.md

@@ -20,6 +20,8 @@ yarn add --dev eslint-plugin-security
 
 ## Usage
 
+### flat config(requires eslint >= v8.23.0)
+
 Add the following to your `eslint.config.js` file:
 
 ```js
@@ -28,6 +30,16 @@ const pluginSecurity = require('eslint-plugin-security');
 module.exports = [pluginSecurity.configs.recommended];
 ```
 
+### eslintrc config(legacy)
+
+Add the following to your `.eslintrc` file:
+
+```js
+"extends": [
+  "plugin:security/recommended-legacy"
+]
+```
+
 ## Developer guide
 
 - Use [GitHub pull requests](https://help.github.com/articles/using-pull-requests).

index.js

@@ -66,6 +66,11 @@ const recommended = {
   },
 };
 
-Object.assign(plugin.configs, { recommended });
+const recommendedLegacy = {
+  plugins: ['security'],
+  rules: recommended.rules,
+};
+
+Object.assign(plugin.configs, { recommended, 'recommended-legacy': recommendedLegacy });
 
 module.exports = plugin;

test/configs/index.js

@@ -0,0 +1,16 @@
+'use strict';
+const plugin = require('../../index.js');
+const assert = require('assert').strict;
+
+describe('export plugin object', () => {
+  it('should export rules', () => {
+    assert(plugin.rules);
+    assert(typeof plugin.rules['detect-unsafe-regex'] === 'object');
+  });
+
+  it('should export configs', () => {
+    assert(plugin.configs);
+    assert(plugin.configs['recommended']);
+    assert(plugin.configs['recommended-legacy']);
+  });
+});