Migrate to React 19

.github/workflows/test.yml

@@ -55,9 +55,9 @@ jobs:
               react-dom: { version: '^18', types: '^18' },
             },
             {
-              version: 'rc',
-              types: 'npm:types-react@rc',
-              react-dom: { version: 'rc', types: 'npm:types-react-dom@rc' },
+              version: '^19',
+              types: '^19',
+              react-dom: { version: '^19', types: '^19' },
             },
           ]
 
@@ -261,9 +261,9 @@ jobs:
               react-dom: { version: '^18', types: '^18' },
             },
             {
-              version: 'rc',
-              types: 'npm:types-react@rc',
-              react-dom: { version: 'rc', types: 'npm:types-react-dom@rc' },
+              version: '^19',
+              types: '^19',
+              react-dom: { version: '^19', types: '^19' },
             },
           ]
 

package.json

@@ -63,8 +63,8 @@
     }
   },
   "dependencies": {
-    "@types/use-sync-external-store": "npm:types-use-sync-external-store@rc",
-    "use-sync-external-store": "^1.2.2 || ^1.4.0-rc"
+    "@types/use-sync-external-store": "^0.0.6",
+    "use-sync-external-store": "^1.4.0"
   },
   "devDependencies": {
     "@babel/cli": "^7.24.7",
@@ -84,8 +84,8 @@
     "@testing-library/react": "^16.1.0",
     "@types/node": "^20.14.2",
     "@types/prop-types": "^15.7.12",
-    "@types/react": "npm:types-react@rc",
-    "@types/react-dom": "npm:types-react-dom@rc",
+    "@types/react": "^19.0.0",
+    "@types/react-dom": "^19.0.0",
     "babel-eslint": "^10.1.0",
     "codecov": "^3.8.3",
     "cross-env": "^7.0.3",
@@ -97,8 +97,8 @@
     "eslint-plugin-react": "^7.34.2",
     "jsdom": "^25.0.1",
     "prettier": "^3.3.3",
-    "react": "19.0.0-rc.1",
-    "react-dom": "19.0.0-rc.1",
+    "react": "^19.0.0",
+    "react-dom": "^19.0.0",
     "redux": "^5.0.1",
     "rimraf": "^5.0.7",
     "tsup": "7.0.0",

src/utils/react-is.ts

@@ -2,7 +2,7 @@ import type { ElementType, MemoExoticComponent, ReactElement } from 'react'
 import * as React from 'react'
 
 // Directly ported from:
-// https://unpkg.com/browse/[email protected]-rc.0/cjs/react-is.production.js
+// https://unpkg.com/browse/[email protected]/cjs/react-is.production.js
 // It's very possible this could change in the future, but given that
 // we only use these in `connect`, this is a low priority.