Update index.jsx - undo commit (throw error instead of return)

src/snippet/index.jsx

@@ -24,7 +24,7 @@ export const Snippet = ({ content, children, optional, fallback, ...props }) =>
 
     }
     if (str === undefined) {
-        return `Failed to lookup content snippet: ${children}`;
+        throw new Error(`Failed to lookup content snippet: ${children}`);
     }
     if (typeof str !== 'string') {
         throw new Error(`Invalid content snippet for key ${children}: ${JSON.stringify(str)}`);