Merge pull request DefinitelyTyped#21835 from pselden/mobx-apollo-data

[mobx-apollo] data in the query result can potentially be undefined
appsforartists · Nov 29, 2017 · 420f99c · 420f99c
2 parents 779a35b + c404dc4
commit 420f99c
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diff --git a/types/mobx-apollo/index.d.ts b/types/mobx-apollo/index.d.ts
@@ -19,7 +19,7 @@ export interface MobxApolloQueryOptions<T> extends WatchQueryOptions {
 
 export interface MobxApolloQuery<T> {
     loading: boolean;
-    data: T;
+    data?: T;
     error?: ApolloError;
     ref: ObservableQuery<T>;
 }

diff --git a/types/mobx-apollo/mobx-apollo-tests.ts b/types/mobx-apollo/mobx-apollo-tests.ts
@@ -27,7 +27,7 @@ class PostStore {
     }
 
     get posts() {
-        return this.postsQuery.data.posts;
+        return this.postsQuery.data && this.postsQuery.data.posts;
     }
 }
-Original file line number
+Diff line change
@@ Expand Up / @@ -27,7 +27,7 @@ class PostStore { @@
         }
         get posts() {
-            return this.postsQuery.data.posts;
+            return this.postsQuery.data && this.postsQuery.data.posts;
         }
     }
@@ Expand Down @@