Merge remote-tracking branch 'origin/master' into rollup-2

sato-shi · Oct 11, 2016 · 2384935 · 2384935
2 parents ffa5bd9 + 23dfa99
commit 2384935
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/src/backend/AsyncMirror.ts b/src/backend/AsyncMirror.ts
@@ -60,10 +60,7 @@ export default class AsyncMirror extends SynchronousFileSystem implements FileSy
     this._sync = sync;
     this._async = async;
     if (!sync.supportsSynch()) {
-      throw new Error("Expected synchronous storage.");
-    }
-    if (async.supportsSynch()) {
-      throw new Error("Expected asynchronous storage.");
+      throw new Error("The first argument to AsyncMirror needs to be a synchronous file system.");
     }
   }