main repo

node_modules/framer-motion/dist/es/utils/use-composed-ref.mjs

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+import * as React from 'react';
+
+/**
+ * Taken from https://github.com/radix-ui/primitives/blob/main/packages/react/compose-refs/src/compose-refs.tsx
+ */
+/**
+ * Set a given ref to a given value
+ * This utility takes care of different types of refs: callback refs and RefObject(s)
+ */
+function setRef(ref, value) {
+    if (typeof ref === "function") {
+        return ref(value);
+    }
+    else if (ref !== null && ref !== undefined) {
+        ref.current = value;
+    }
+}
+/**
+ * A utility to compose multiple refs together
+ * Accepts callback refs and RefObject(s)
+ */
+function composeRefs(...refs) {
+    return (node) => {
+        let hasCleanup = false;
+        const cleanups = refs.map((ref) => {
+            const cleanup = setRef(ref, node);
+            if (!hasCleanup && typeof cleanup === "function") {
+                hasCleanup = true;
+            }
+            return cleanup;
+        });
+        // React <19 will log an error to the console if a callback ref returns a
+        // value. We don't use ref cleanups internally so this will only happen if a
+        // user's ref callback returns a value, which we only expect if they are
+        // using the cleanup functionality added in React 19.
+        if (hasCleanup) {
+            return () => {
+                for (let i = 0; i < cleanups.length; i++) {
+                    const cleanup = cleanups[i];
+                    if (typeof cleanup === "function") {
+                        cleanup();
+                    }
+                    else {
+                        setRef(refs[i], null);
+                    }
+                }
+            };
+        }
+    };
+}
+/**
+ * A custom hook that composes multiple refs
+ * Accepts callback refs and RefObject(s)
+ */
+function useComposedRefs(...refs) {
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+    return React.useCallback(composeRefs(...refs), refs);
+}
+
+export { useComposedRefs };