ensure members exist before attempting to filter (#92)

Author: danieldelcore

.changeset/poor-maps-hang/changes.json

@@ -0,0 +1 @@
+{ "releases": [{ "name": "extract-react-types", "type": "patch" }], "dependents": [] }

.changeset/poor-maps-hang/changes.md

@@ -0,0 +1 @@
+Fix to ensure members exist before attempting to filter them

packages/extract-react-types/src/index.js

@@ -224,7 +224,9 @@ function convertReactComponentClass(path, context) {
    * to resolve type definitions of non-relative module imports
    * See: https://github.com/atlassian/extract-react-types/issues/89
    **/
-  classProperties.value.members = classProperties.value.members.filter(m => !!m);
+  if (classProperties.value.members) {
+    classProperties.value.members = classProperties.value.members.filter(m => !!m);
+  }
 
   return addDefaultProps(classProperties, defaultProps);
 }