Embedded types should be at the top of the field list of a struct.

And there should be an empty line separating embedded fields from regular fields

collectors/topprocsMetric.go

@@ -27,6 +27,7 @@ type TopProcsCollectorConfig struct {
 
 type TopProcsCollector struct {
 	metricCollector
+
 	tags   map[string]string
 	config TopProcsCollectorConfig
 }