taler-typescript-core

commit 9a908c105ff56f39a17d99165d7ac77decc186ec
parent eb9677c374418384f1a96eba95153dc69ebfccc4
Author: Florian Dold <florian.dold@gmail.com>
Date:   Fri, 18 Nov 2016 04:39:31 +0100

document barrier

Diffstat:
M
src/logging.ts
 | 
5
+++++

1 file changed, 5 insertions(+), 0 deletions(-)
diff --git a/src/logging.ts b/src/logging.ts
@@ -126,6 +126,11 @@ export async function getLogs(): Promise<LogEntry[]> {
   return await new QueryRoot(db).iter(logsStore).toArray();
 }
 
+/**
+ * The barrier ensures that only one DB write is scheduled against the log db
+ * at the same time, so that the DB can stay responsive.  This is a bit of a
+ * design problem with IndexedDB, it doesn't guarantee fairness.
+ */
 let barrier: any;
 
 export async function record(level: Level, msg: string, source?: string, line?: number, col?: number): Promise<void> {