Reorganize signals-react package (#372)

* Move usePreactSignalStore to it's own file

* Change usePreactSignalStore to useSignalTracking and to return a `stopTracking` function

* Move patching react internals to a separate file

* Rename useSignalTracking to useSignals

* Move core functionality into runtime subpkg

* Add changeset

* Fix build script

* Fix tsc checking

* Fix exports.umd file path

Co-authored-by: Ryan Christian <[email protected]>

.changeset/sour-stingrays-retire.md

@@ -0,0 +1,5 @@
+---
+"@preact/signals-react": patch
+---
+
+Reorganize signals-react package

package.json

@@ -3,13 +3,15 @@
   "private": true,
   "scripts": {
     "prebuild": "rimraf packages/core/dist/ packages/preact/dist",
-    "build": "pnpm build:core && pnpm build:preact && pnpm build:react",
+    "build": "pnpm build:core && pnpm build:preact && pnpm build:react-runtime && pnpm build:react",
     "build:core": "microbundle --raw --cwd packages/core && pnpm postbuild:core",
     "build:preact": "microbundle --raw --cwd packages/preact && pnpm postbuild:preact",
     "build:react": "microbundle --raw --cwd packages/react && pnpm postbuild:react",
+    "build:react-runtime": "microbundle --raw --cwd packages/react/runtime && pnpm postbuild:react-runtime",
     "postbuild:core": "cd packages/core/dist && mv -f index.d.ts signals-core.d.ts",
     "postbuild:preact": "cd packages/preact/dist && mv -f preact/src/index.d.ts signals.d.ts && rm -dr preact",
     "postbuild:react": "cd packages/react/dist && mv -f react/src/index.d.ts signals.d.ts && rm -dr react",
+    "postbuild:react-runtime": "cd packages/react/runtime/dist && mv -f react/runtime/src/*.d.ts . && rm -dr react",
     "postbuild": "node ./scripts/node-13-exports.js",
     "lint": "pnpm lint:eslint && pnpm lint:tsc",
     "lint:eslint": "eslint 'packages/**/*.{ts,tsx,js,jsx}'",

packages/react/runtime/package.json

@@ -0,0 +1,27 @@
+{
+  "name": "@preact/signals-react-runtime",
+  "description": "Sub package for @preact/signals-react that contains the pure runtime functions",
+  "private": true,
+  "amdName": "reactSignalsRuntime",
+  "main": "dist/runtime.js",
+  "module": "dist/runtime.module.js",
+  "unpkg": "dist/runtime.min.js",
+  "types": "dist/index.d.ts",
+  "source": "src/index.ts",
+  "exports": {
+    ".": {
+      "types": "./dist/index.d.ts",
+      "browser": "./dist/runtime.module.js",
+      "umd": "./dist/runtime.min.js",
+      "import": "./dist/runtime.mjs",
+      "require": "./dist/runtime.js"
+    }
+  },
+  "dependencies": {
+    "@preact/signals-core": "workspace:^1.3.0",
+    "use-sync-external-store": "^1.2.0"
+  },
+  "peerDependencies": {
+    "react": "^16.14.0 || 17.x || 18.x"
+  }
+}