7 files changed, 91 insertions, 0 deletions

diff --git a/examples/with-changesets/packages/acme-utils/.eslintrc.js b/examples/with-changesets/packages/acme-utils/.eslintrc.js
new file mode 100644
index 0000000..b2a3fa9
--- /dev/null
+++ b/examples/with-changesets/packages/acme-utils/.eslintrc.js
@@ -0,0 +1,4 @@
+module.exports = {
+  root: true,
+  extends: ["acme"],
+};
diff --git a/examples/with-changesets/packages/acme-utils/package.json b/examples/with-changesets/packages/acme-utils/package.json
new file mode 100644
index 0000000..0c54036
--- /dev/null
+++ b/examples/with-changesets/packages/acme-utils/package.json
@@ -0,0 +1,31 @@
+{
+  "name": "@acme/utils",
+  "version": "0.0.0",
+  "main": "./dist/index.js",
+  "module": "./dist/index.mjs",
+  "types": "./dist/index.d.ts",
+  "sideEffects": false,
+  "license": "MIT",
+  "files": [
+    "dist/**"
+  ],
+  "scripts": {
+    "build": "tsup src/index.tsx --format esm,cjs --dts --external react",
+    "dev": "tsup src/index.tsx --format esm,cjs --watch --dts --external react",
+    "lint": "eslint \"src/**/*.ts*\"",
+    "clean": "rm -rf .turbo && rm -rf node_modules && rm -rf dist"
+  },
+  "devDependencies": {
+    "@acme/tsconfig": "workspace:*",
+    "@types/react": "^17.0.13",
+    "@types/react-dom": "^17.0.8",
+    "eslint": "^7.32.0",
+    "eslint-config-acme": "workspace:*",
+    "react": "^17.0.2",
+    "tsup": "^5.10.1",
+    "typescript": "^4.5.3"
+  },
+  "publishConfig": {
+    "access": "public"
+  }
+}
diff --git a/examples/with-changesets/packages/acme-utils/src/index.tsx b/examples/with-changesets/packages/acme-utils/src/index.tsx
new file mode 100644
index 0000000..6098c1f
--- /dev/null
+++ b/examples/with-changesets/packages/acme-utils/src/index.tsx
@@ -0,0 +1,3 @@
+export { toSlug } from "./toSlug";
+export { useIsomorphicLayoutEffect } from "./useIsomorphicLayoutEffect";
+export { usePrevious } from "./usePrevious";
diff --git a/examples/with-changesets/packages/acme-utils/src/toSlug.ts b/examples/with-changesets/packages/acme-utils/src/toSlug.ts
new file mode 100644
index 0000000..6aec61c
--- /dev/null
+++ b/examples/with-changesets/packages/acme-utils/src/toSlug.ts
@@ -0,0 +1,18 @@
+/**
+ * Return a slugified copy of a string.
+ *
+ * @param {string} str The string to be slugified
+ * @return {string} The slugified string.
+ */
+export function toSlug(str: string): string {
+  let s = str;
+  if (!s) {
+    return "";
+  }
+  s = s.toLowerCase().trim();
+  s = s.replace(/ & /g, " and ");
+  s = s.replace(/[ ]+/g, "-");
+  s = s.replace(/[-]+/g, "-");
+  s = s.replace(/[^a-z0-9-]+/g, "");
+  return s;
+}
diff --git a/examples/with-changesets/packages/acme-utils/src/useIsomorphicLayoutEffect.tsx b/examples/with-changesets/packages/acme-utils/src/useIsomorphicLayoutEffect.tsx
new file mode 100644
index 0000000..59a7899
--- /dev/null
+++ b/examples/with-changesets/packages/acme-utils/src/useIsomorphicLayoutEffect.tsx
@@ -0,0 +1,13 @@
+import * as React from "react";
+
+/**
+ * On the server, React emits a warning when calling `useLayoutEffect`.
+ * This is because neither `useLayoutEffect` nor `useEffect` run on the server.
+ * We use this safe version which suppresses the warning by replacing it with a noop on the server.
+ *
+ * See: https://reactjs.org/docs/hooks-reference.html#uselayouteffect
+ */
+const useIsomorphicLayoutEffect =
+  typeof window !== "undefined" ? React.useLayoutEffect : () => {};
+
+export { useIsomorphicLayoutEffect };
diff --git a/examples/with-changesets/packages/acme-utils/src/usePrevious.tsx b/examples/with-changesets/packages/acme-utils/src/usePrevious.tsx
new file mode 100644
index 0000000..8024464
--- /dev/null
+++ b/examples/with-changesets/packages/acme-utils/src/usePrevious.tsx
@@ -0,0 +1,17 @@
+import * as React from "react";
+
+function usePrevious<T>(value: T) {
+  // The ref object is a generic container whose current property is mutable ...
+  // ... and can hold any value, similar to an instance property on a class
+  const ref = React.useRef<T>(value);
+
+  // Store current value in ref
+  React.useEffect(() => {
+    ref.current = value;
+  }, [value]); // Only re-run if value changes
+
+  // Return previous value (happens before update in useEffect above)
+  return ref.current;
+}
+
+export { usePrevious };
diff --git a/examples/with-changesets/packages/acme-utils/tsconfig.json b/examples/with-changesets/packages/acme-utils/tsconfig.json
new file mode 100644
index 0000000..9be70c0
--- /dev/null
+++ b/examples/with-changesets/packages/acme-utils/tsconfig.json
@@ -0,0 +1,5 @@
+{
+  "extends": "@acme/tsconfig/react-library.json",
+  "include": ["."],
+  "exclude": ["dist", "build", "node_modules"]
+}