Merge pull request #1948 from slingamn/reverse_again

remove history.ReverseCorrespondents in favor of generics

irc/history/history.go

 	}
 
 	if !ascending {
-		ReverseCorrespondents(results)
+		utils.ReverseSlice(results)
 	}
 
 	return

irc/history/targets.go

 import (
 	"sort"
 	"time"
+
+	"github.com/ergochat/ergo/irc/utils"
 )
 
 type TargetListing struct {
 	results = make([]TargetListing, 0, prealloc)
 
 	if !ascending {
-		ReverseCorrespondents(base)
-		ReverseCorrespondents(extra)
+		utils.ReverseSlice(base)
+		utils.ReverseSlice(extra)
 	}
 
 	for len(results) < limit {
 	}
 
 	if !ascending {
-		ReverseCorrespondents(results)
+		utils.ReverseSlice(results)
 	}
 	return
 }
 
-func ReverseCorrespondents(results []TargetListing) {
-	// lol, generics when?
-	for i, j := 0, len(results)-1; i < j; i, j = i+1, j-1 {
-		results[i], results[j] = results[j], results[i]
-	}
-}
-
 func SortCorrespondents(list []TargetListing) {
 	sort.Slice(list, func(i, j int) bool {
 		return list[i].Time.Before(list[j].Time)

irc/mysql/history.go

 	}
 
 	if !ascending {
-		history.ReverseCorrespondents(results)
+		utils.ReverseSlice(results)
 	}
 
 	return