Merge pull request #1387 from remotion-dev/throw-if-register-root-is-…

…undefined
remotion-dev · Oct 10, 2022 · 14de26c · 14de26c · vercel · Oct 10, 2022
2 parents 40a3704 + e2acea5
commit 14de26c
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/packages/core/src/register-root.ts b/packages/core/src/register-root.ts
@@ -5,6 +5,14 @@ let Root: React.FC | null = null;
 let listeners: ((comp: React.FC) => void)[] = [];
 
 export const registerRoot = (comp: React.FC) => {
+	if (!comp) {
+		throw new Error(
+			`You must pass a React component to registerRoot(), but ${JSON.stringify(
+				comp
+			)} was passed.`
+		);
+	}
+
 	if (Root) {
 		throw new Error('registerRoot() was called more than once.');
 	}