Add support for React 19

.changeset/config.json

@@ -0,0 +1,7 @@
+{
+  "$schema": "https://unpkg.com/@changesets/config@3.0.3/schema.json",
+  "changelog": "@changesets/cli/changelog",
+  "access": "restricted",
+  "baseBranch": "master",
+  "updateInternalDependencies": "patch"
+}

.changeset/fifty-items-breathe.md

@@ -0,0 +1,5 @@
+---
+'react-ssr-prepass': minor
+---
+
+Support for React 19

.github/workflows/ci.yml

@@ -0,0 +1,26 @@
+name: CI
+
+on:
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  check_and_build:
+    name: Check and build codebase
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          cache: 'yarn'
+          node-version: 18
+
+      - name: Installation
+        run: yarn --frozen-lockfile
+
+      - name: Build
+        run: yarn build
+
+      - name: Unit Tests
+        run: yarn test

.github/workflows/release.yml

@@ -0,0 +1,45 @@
+name: Release
+on:
+  push:
+    branches:
+      - main
+jobs:
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      id-token: write
+      issues: write
+      repository-projects: write
+      deployments: write
+      packages: write
+      pull-requests: write
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          token: ${{ secrets.CHANGESETS_TOKEN  }}
+
+      - uses: actions/setup-node@v4
+        with:
+          cache: 'yarn'
+          node-version: 18
+
+      - name: Install dependencies
+        run: yarn install --frozen-lockfile
+
+      - name: Build
+        run: yarn build
+
+      - name: Unit Tests
+        run: yarn test
+
+      - name: PR or Publish
+        id: changesets
+        uses: changesets/action@v1
+        with:
+          version: yarn changeset version
+          publish: yarn changeset publish
+        env:
+          GITHUB_TOKEN: ${{ secrets.CHANGESETS_TOKEN  }}
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}

package.json

@@ -49,7 +49,7 @@
     }
   },
   "peerDependencies": {
-    "react": "^16.8.0 || ^17.0.0 || ^18.0.0"
+    "react": "^16.8.0 || ^17.0.0 || ^18.0.0 || ^19.0.0 || ^19.0.0-rc"
   },
   "devDependencies": {
     "@babel/core": "^7.16.7",
@@ -58,6 +58,7 @@
     "@babel/preset-env": "^7.16.7",
     "@babel/preset-flow": "^7.16.7",
     "@babel/preset-react": "^7.16.7",
+    "@changesets/cli": "^2.27.9",
     "@rollup/plugin-babel": "^5.3.0",
     "@rollup/plugin-buble": "^0.21.3",
     "@rollup/plugin-commonjs": "^21.0.1",

src/visitor.js

@@ -71,9 +71,9 @@ import {
   REACT_LAZY_TYPE
 } from './symbols'
 
-const {
-  ReactCurrentDispatcher
-} = (React: any).__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED
+const { ReactCurrentDispatcher } =
+  (React: any).__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED ||
+  (React: any).__CLIENT_INTERNALS_DO_NOT_USE_OR_WARN_USERS_THEY_CANNOT_UPGRADE
 
 // In the presence of setImmediate, i.e. on Node, we'll enable the
 // yielding behavior that gives the event loop a chance to continue