[New] added jsx-runtime config, for the modern JSX runtime transform

Author: ljharb

CHANGELOG.md

@@ -11,6 +11,7 @@ This change log adheres to standards from [Keep a CHANGELOG](http://keepachangel
 * [`jsx-pascal-case`]: support `allowNamespace` option ([#2917][] @kev-y-huang)
 * [`jsx-newline`]: Add prevent option ([#2935][] @jsphstls)
 * [`no-unstable-nested-components`]: Prevent creating unstable components inside components ([#2750][] @AriPerkkio)
+* added `jsx-runtime` config, for the modern JSX runtime transform (@ljharb)
 
 ### Fixed
 * [`jsx-no-constructed-context-values`]: avoid a crash with `as X` TS code ([#2894][] @ljharb)

index.js

@@ -159,6 +159,20 @@ module.exports = {
         }
       },
       rules: activeRulesConfig
+    },
+    'jsx-runtime': {
+      plugins: [
+        'react'
+      ],
+      parserOptions: {
+        ecmaFeatures: {
+          jsx: true
+        }
+      },
+      rules: {
+        'react/react-in-jsx-scope': 0,
+        'react/jsx-uses-react': 0
+      }
     }
   }
 };

tests/index.js

@@ -38,16 +38,18 @@ describe('deprecated rules', () => {
 
 describe('configurations', () => {
   it('should export a ‘recommended’ configuration', () => {
-    assert(plugin.configs.recommended);
-    Object.keys(plugin.configs.recommended.rules).forEach((configName) => {
-      assert.equal(configName.indexOf('react/'), 0);
-      const ruleName = configName.slice('react/'.length);
-      assert(plugin.rules[ruleName]);
+    const configName = 'recommended';
+    assert(plugin.configs[configName]);
+
+    Object.keys(plugin.configs[configName].rules).forEach((ruleName) => {
+      assert.ok(ruleName.startsWith('react/'));
+      const subRuleName = ruleName.slice('react/'.length);
+      assert(plugin.rules[subRuleName]);
     });
 
     ruleFiles.forEach((ruleName) => {
-      const inRecommendedConfig = !!plugin.configs.recommended.rules[`react/${ruleName}`];
-      const isRecommended = plugin.rules[ruleName].meta.docs.recommended;
+      const inRecommendedConfig = !!plugin.configs[configName].rules[`react/${ruleName}`];
+      const isRecommended = plugin.rules[ruleName].meta.docs[configName];
       if (inRecommendedConfig) {
         assert(isRecommended, `${ruleName} metadata should mark it as recommended`);
       } else {
@@ -57,17 +59,32 @@ describe('configurations', () => {
   });
 
   it('should export an ‘all’ configuration', () => {
-    assert(plugin.configs.all);
+    const configName = 'all';
+    assert(plugin.configs[configName]);
 
-    Object.keys(plugin.configs.all.rules).forEach((configName) => {
-      assert.equal(configName.indexOf('react/'), 0);
-      assert.equal(plugin.configs.all.rules[configName], 2);
+    Object.keys(plugin.configs[configName].rules).forEach((ruleName) => {
+      assert.ok(ruleName.startsWith('react/'));
+      assert.equal(plugin.configs[configName].rules[ruleName], 2);
     });
 
     ruleFiles.forEach((ruleName) => {
       const inDeprecatedRules = Boolean(plugin.deprecatedRules[ruleName]);
-      const inAllConfig = Boolean(plugin.configs.all.rules[`react/${ruleName}`]);
-      assert(inDeprecatedRules ^ inAllConfig); // eslint-disable-line no-bitwise
+      const inConfig = typeof plugin.configs[configName].rules[`react/${ruleName}`] !== 'undefined';
+      assert(inDeprecatedRules ^ inConfig); // eslint-disable-line no-bitwise
+    });
+  });
+
+  it('should export a \'jsx-runtime\' configuration', () => {
+    const configName = 'jsx-runtime';
+    assert(plugin.configs[configName]);
+
+    Object.keys(plugin.configs[configName].rules).forEach((ruleName) => {
+      assert.ok(ruleName.startsWith('react/'));
+      assert.equal(plugin.configs[configName].rules[ruleName], 0);
+
+      const inDeprecatedRules = Boolean(plugin.deprecatedRules[ruleName]);
+      const inConfig = typeof plugin.configs[configName].rules[ruleName] !== 'undefined';
+      assert(inDeprecatedRules ^ inConfig); // eslint-disable-line no-bitwise
     });
   });
 });