Merge pull request #1037 from hypothesis/lint-react-hooks

Add ESLint plugin to check React hooks usage

.eslintrc

@@ -9,7 +9,9 @@
   "rules": {
     "mocha/no-exclusive-tests": "error",
     "no-var": "error",
-    "indent": "off"
+    "indent": "off",
+    "react-hooks/rules-of-hooks": "error",
+    "react-hooks/exhaustive-deps": "error"
   },
   "parserOptions": {
     "ecmaVersion": 2018,
@@ -19,7 +21,8 @@
   },
   "plugins": [
     "mocha",
-    "react"
+    "react",
+    "react-hooks"
   ],
   "settings": {
     "react": {

package.json

@@ -54,6 +54,7 @@
     "eslint-config-hypothesis": "^1.0.0",
     "eslint-plugin-mocha": "^5.2.1",
     "eslint-plugin-react": "^7.12.4",
+    "eslint-plugin-react-hooks": "^1.6.0",
     "exorcist": "^1.0.1",
     "express": "^4.14.1",
     "extend": "^3.0.2",

scripts/.eslintrc

@@ -4,6 +4,7 @@
   },
   "rules": {
     "no-console": "off",
+    "react-hooks/rules-of-hooks": "off"
   },
   "parserOptions": {
     "ecmaVersion": 2018

yarn.lock

@@ -3724,6 +3724,11 @@ eslint-plugin-mocha@^5.2.1:
   dependencies:
     ramda "^0.26.1"
 
+eslint-plugin-react-hooks@^1.6.0:
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-react-hooks/-/eslint-plugin-react-hooks-1.6.0.tgz#348efcda8fb426399ac7b8609607c7b4025a6f5f"
+  integrity sha512-lHBVRIaz5ibnIgNG07JNiAuBUeKhEf8l4etNx5vfAEwqQ5tcuK3jV9yjmopPgQDagQb7HwIuQVsE3IVcGrRnag==
+
 eslint-plugin-react@^7.12.4:
   version "7.12.4"
   resolved "https://registry.yarnpkg.com/eslint-plugin-react/-/eslint-plugin-react-7.12.4.tgz#b1ecf26479d61aee650da612e425c53a99f48c8c"