check for undefined before reading property

storybookjs · Jul 14, 2022 · dbef1ab · dbef1ab
1 parent 3929b4a
commit dbef1ab
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/app/vue/src/client/docs/extractArgTypes.ts b/app/vue/src/client/docs/extractArgTypes.ts
@@ -11,7 +11,7 @@ const SECTIONS = ['props', 'events', 'slots', 'methods'];
 function isEnum(propDef: PropDef, docgenInfo: DocgenInfo): false | PropDef {
   // cast as any, since "values" doesn't exist in DocgenInfo type
   const { type, values } = docgenInfo as any;
-  const matched = Array.isArray(values) && values.length && type.name !== 'enum';
+  const matched = Array.isArray(values) && values.length && type && type.name !== 'enum';
 
   if (!matched) return false;