From 56c17d16f6837d6b9fc89a506b4f62ab54df9add Mon Sep 17 00:00:00 2001
From: Aliaksandr Valialkin <valyala@victoriametrics.com>
Date: Mon, 24 Jul 2023 18:56:28 -0700
Subject: [PATCH] app/vmalert/datasource: substitute
 golang.org/x/exp/slices.SortFunc with sort.Slice

This removes unnecessary third-party dependency on golang.org/x/exp.

This is a follow-up for da60a68d09b7cf4eb371783062b30a22d24656b1
Updates https://github.com/VictoriaMetrics/VictoriaMetrics/issues/2945
---
 app/vmalert/datasource/datasource.go | 5 ++---
 go.mod                               | 7 ++-----
 2 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/app/vmalert/datasource/datasource.go b/app/vmalert/datasource/datasource.go
index 2e90e1848..31e4689c4 100644
--- a/app/vmalert/datasource/datasource.go
+++ b/app/vmalert/datasource/datasource.go
@@ -5,10 +5,9 @@ import (
 	"context"
 	"net/http"
 	"net/url"
+	"sort"
 	"strconv"
 	"time"
-
-	"golang.org/x/exp/slices"
 )
 
 // Querier interface wraps Query and QueryRange methods
@@ -175,6 +174,6 @@ func ConvertToLabels(m map[string]string) (labelset Labels) {
 		})
 	}
 	// sort label
-	slices.SortFunc(labelset, func(a, b Label) bool { return a.Name < b.Name })
+	sort.Slice(labelset, func(i, j int) bool { return labelset[i].Name < labelset[j].Name })
 	return
 }
diff --git a/go.mod b/go.mod
index 45bc9ed2e..887c249dd 100644
--- a/go.mod
+++ b/go.mod
@@ -17,6 +17,7 @@ require (
 	github.com/aws/aws-sdk-go-v2/config v1.18.28
 	github.com/aws/aws-sdk-go-v2/feature/s3/manager v1.11.72
 	github.com/aws/aws-sdk-go-v2/service/s3 v1.37.0
+	github.com/bmatcuk/doublestar/v4 v4.6.0
 	github.com/cespare/xxhash/v2 v2.2.0
 	github.com/cheggaaa/pb/v3 v3.1.4
 	github.com/gogo/protobuf v1.3.2
@@ -39,11 +40,6 @@ require (
 	gopkg.in/yaml.v2 v2.4.0
 )
 
-require (
-	github.com/bmatcuk/doublestar/v4 v4.6.0
-	golang.org/x/exp v0.0.0-20230713183714-613f0c0eb8a1
-)
-
 require (
 	cloud.google.com/go v0.110.6 // indirect
 	cloud.google.com/go/compute v1.22.0 // indirect
@@ -118,6 +114,7 @@ require (
 	go.uber.org/atomic v1.11.0 // indirect
 	go.uber.org/goleak v1.2.1 // indirect
 	golang.org/x/crypto v0.11.0 // indirect
+	golang.org/x/exp v0.0.0-20230713183714-613f0c0eb8a1 // indirect
 	golang.org/x/sync v0.3.0 // indirect
 	golang.org/x/text v0.11.0 // indirect
 	golang.org/x/time v0.3.0 // indirect