From 1372050a7b75150a38ce54acf31dd17445ed4b59 Mon Sep 17 00:00:00 2001
From: Julien Fontanet <julien.fontanet@isonoe.net>
Date: Thu, 4 Feb 2016 16:34:59 +0100
Subject: [PATCH] LevelDbLogger: avoid increments in keys when not necessary.

---
 src/loggers/leveldb.js | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/loggers/leveldb.js b/src/loggers/leveldb.js
index 2f98e0457..76f999339 100644
--- a/src/loggers/leveldb.js
+++ b/src/loggers/leveldb.js
@@ -4,13 +4,15 @@ import AbstractLogger from './abstract'
 import { forEach, noop } from '../utils'
 
 let lastDate = 0
-let lastId = 0
+let increment = 0
 
 function generateUniqueKey (date) {
-  lastId = (date === lastDate) ? (lastId + 1) : 0
-  lastDate = date
+  if (date === lastDate) {
+    return `${date}:${increment++}`
+  }
 
-  return `${lastDate}:${lastId}`
+  increment = 0
+  return String(lastDate = date)
 }
 
 export default class LevelDbLogger extends AbstractLogger {