Add React-specific configuration separately

index.js

@@ -8,15 +8,8 @@ module.exports = {
         "node": true
     },
     "parserOptions": {
-        "ecmaVersion": 2019,
-        "ecmaFeatures": {
-            "jsx": true
-        }
+        "ecmaVersion": 2019
     },
-    "plugins": [
-		"react",
-		"react-hooks"
-    ],
     "rules": {
         /* Things that should effectively be syntax errors. */
         "indent": [ "error", "tab", {
@@ -66,13 +59,6 @@ module.exports = {
         "no-loop-func": [ "error" ],
         "no-implicit-globals": [ "error" ],
 		"strict": [ "error", "global" ],
-		/* Make JSX not cause 'unused variable' errors. */
-        "react/react-in-jsx-scope": [ "error" ],
-        "react/jsx-uses-react": [ "error" ],
-		"react/jsx-uses-vars": [ "error" ],
-		/* Hooks-specific rules, as recommended by https://reactjs.org/docs/hooks-rules.html */
-		"react-hooks/rules-of-hooks": "error",
-		"react-hooks/exhaustive-deps": "warn",
         /* Development code that should be removed before deployment. */
         "no-console": [ "warn" ],
         "no-constant-condition": [ "warn" ],

react.js

@@ -0,0 +1,90 @@
+"use strict";
+
+/* FIXME: Remove duplication */
+
+module.exports = {
+	"env": {
+        "browser": true,
+        "commonjs": true,
+        "es6": true,
+        "node": true
+    },
+    "parserOptions": {
+        "ecmaVersion": 2019,
+        "ecmaFeatures": {
+            "jsx": true
+        }
+    },
+    "plugins": [
+		"react",
+		"react-hooks"
+    ],
+    "rules": {
+        /* Things that should effectively be syntax errors. */
+        "indent": [ "error", "tab", {
+            SwitchCase: 1
+        }],
+        "linebreak-style": [ "error", "unix" ],
+        "semi": [ "error", "always" ],
+        /* Things that are always mistakes. */
+        "getter-return": [ "error" ],
+        "no-compare-neg-zero": [ "error" ],
+        "no-dupe-args": [ "error" ],
+        "no-dupe-keys": [ "error" ],
+        "no-duplicate-case": [ "error" ],
+        "no-empty": [ "error" ],
+        "no-empty-character-class": [ "error" ],
+        "no-ex-assign": [ "error" ],
+        "no-extra-semi": [ "error" ],
+        "no-func-assign": [ "error" ],
+        "no-invalid-regexp": [ "error" ],
+        "no-irregular-whitespace": [ "error" ],
+        "no-obj-calls": [ "error" ],
+        "no-sparse-arrays": [ "error" ],
+        "no-undef": [ "error" ],
+        "no-unreachable": [ "error" ],
+        "no-unsafe-finally": [ "error" ],
+        "use-isnan": [ "error" ],
+        "valid-typeof": [ "error" ],
+        "curly": [ "error" ],
+        "no-caller": [ "error" ],
+        "no-fallthrough": [ "error" ],
+        "no-extra-bind": [ "error" ],
+        "no-extra-label": [ "error" ],
+        "array-callback-return": [ "error" ],
+        "prefer-promise-reject-errors": [ "error" ],
+        "no-with": [ "error" ],
+        "no-useless-concat": [ "error" ],
+        "no-unused-labels": [ "error" ],
+        "no-unused-expressions": [ "error" ],
+        "no-unused-vars": [ "error" , {
+			argsIgnorePattern: "^_",
+			varsIgnorePattern: "^_"
+		} ],
+        "no-return-assign": [ "error" ],
+        "no-self-assign": [ "error" ],
+        "no-new-wrappers": [ "error" ],
+        "no-redeclare": [ "error" ],
+        "no-loop-func": [ "error" ],
+        "no-implicit-globals": [ "error" ],
+		"strict": [ "error", "global" ],
+		/* Make JSX not cause 'unused variable' errors. */
+        "react/react-in-jsx-scope": [ "error" ],
+        "react/jsx-uses-react": [ "error" ],
+		"react/jsx-uses-vars": [ "error" ],
+		/* Hooks-specific rules, as recommended by https://reactjs.org/docs/hooks-rules.html */
+		"react-hooks/rules-of-hooks": "error",
+		"react-hooks/exhaustive-deps": "warn",
+        /* Development code that should be removed before deployment. */
+        "no-console": [ "warn" ],
+        "no-constant-condition": [ "warn" ],
+        "no-debugger": [ "warn" ],
+        "no-alert": [ "warn" ],
+        "no-warning-comments": [ "warn", {
+            terms: ["fixme"]
+        }],
+        /* Common mistakes that can *occasionally* be intentional. */
+        "no-template-curly-in-string": [ "warn" ],
+        "no-unsafe-negation": [ "warn" ],
+    }
+};