reformatted backend for ES 7

Signed-off-by: Lorenzo Aiello <lorenzo@aiello.family>

lib/default_format.js

@@ -1,49 +1,49 @@
 const counters = function (key, value, ts, bucket) {
-  if (value) {
-    bucket.push({
-  		"name": key,
-  		"val":value,
-  		"@timestamp": ts
-  	});
-  	return 1;
-  }
+    if (value) {
+        bucket.push({
+            "name": key,
+            "val": value,
+            "@timestamp": ts
+        });
+        return 1;
+    }
 
-  return 0;
-}
+    return 0;
+};
 
 const timers = function (key, series, ts, bucket) {
-  let counter = 0;
-  for (keyTimer in series) {
-    if (series[keyTimer]) {
-      bucket.push({
-    		"name": key,
-    		"val":series[keyTimer],
-    		"@timestamp": ts
-    	});
-      counter ++;
+    let counter = 0;
+    for (let keyTimer in series) {
+        if (series[keyTimer]) {
+            bucket.push({
+                "name": key,
+                "val": series[keyTimer],
+                "@timestamp": ts
+            });
+            counter++;
+        }
     }
-  }
-	return counter;
-}
+    return counter;
+};
 
 const timer_data = function (key, value, ts, bucket) {
-  value["@timestamp"] = ts;
-  value["name"]  = key;
-  let shouldPush = false;
-  if (value['histogram']) {
-    for (var keyH in value['histogram']) {
-      shouldPush = shouldPush || !!value['histogram'][keyH];
-      value[keyH] = value['histogram'][keyH];
+    value["@timestamp"] = ts;
+    value["name"] = key;
+    let shouldPush = false;
+    if (value['histogram']) {
+        for (var keyH in value['histogram']) {
+            shouldPush = shouldPush || !!value['histogram'][keyH];
+            value[keyH] = value['histogram'][keyH];
+        }
+        delete value['histogram'];
     }
-    delete value['histogram'];
-  }
 
-  if (shouldPush) {
-    bucket.push(value);
-  }
-}
+    if (shouldPush) {
+        bucket.push(value);
+    }
+};
 
-exports.counters   = counters;
-exports.timers     = timers;
+exports.counters = counters;
+exports.timers = timers;
 exports.timer_data = timer_data;
-exports.gauges     = counters;
+exports.gauges = counters;