Fix source-loader node.declaration edge case (closes #16984)

storybookjs · Dec 16, 2021 · fa3a289 · fa3a289
1 parent 9fd8469
commit fa3a289
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/source-loader/src/abstract-syntax-tree/parse-helpers.js b/lib/source-loader/src/abstract-syntax-tree/parse-helpers.js
@@ -36,7 +36,7 @@ function findTemplate(templateName, program) {
       declarations = node.declarations;
     } else if (
       node.type === 'ExportNamedDeclaration' &&
-      node.declaration.type === 'VariableDeclaration'
+      node.declaration?.type === 'VariableDeclaration'
     ) {
       declarations = node.declaration.declarations;
     }