Replace github.com/pkg/errors with Go's native

drivers/store/redis/store.go

@@ -2,14 +2,14 @@ package redis
 
 import (
 	"context"
+	"errors"
+	"fmt"
 	"strings"
 	"sync"
 	"sync/atomic"
 	"time"
 
-	"github.com/pkg/errors"
 	libredis "github.com/redis/go-redis/v9"
-
 	"github.com/ulule/limiter/v3"
 	"github.com/ulule/limiter/v3/drivers/store/common"
 )
@@ -178,12 +178,12 @@ func (store *Store) loadLuaScripts(ctx context.Context) error {
 
 	luaIncrSHA, err := store.client.ScriptLoad(ctx, luaIncrScript).Result()
 	if err != nil {
-		return errors.Wrap(err, `failed to load "incr" lua script`)
+		return fmt.Errorf(`failed to load "incr" lua script: %w`, err)
 	}
 
 	luaPeekSHA, err := store.client.ScriptLoad(ctx, luaPeekScript).Result()
 	if err != nil {
-		return errors.Wrap(err, `failed to load "peek" lua script`)
+		return fmt.Errorf(`failed to load "peek" lua script: %w`, err)
 	}
 
 	store.luaIncrSHA = luaIncrSHA
@@ -237,7 +237,7 @@ func isLuaScriptGone(err error) bool {
 func parseCountAndTTL(cmd *libredis.Cmd) (int64, int64, error) {
 	result, err := cmd.Result()
 	if err != nil {
-		return 0, 0, errors.Wrap(err, "an error has occurred with redis command")
+		return 0, 0, fmt.Errorf("an error has occurred with redis command: %w", err)
 	}
 
 	fields, ok := result.([]interface{})

go.mod

@@ -4,7 +4,6 @@ go 1.17
 
 require (
 	github.com/gin-gonic/gin v1.9.1
-	github.com/pkg/errors v0.9.1
 	github.com/redis/go-redis/v9 v9.6.2
 	github.com/stretchr/testify v1.8.4
 	github.com/valyala/fasthttp v1.50.0

rate.go

@@ -1,11 +1,10 @@
 package limiter
 
 import (
+	"fmt"
 	"strconv"
 	"strings"
 	"time"
-
-	"github.com/pkg/errors"
 )
 
 // Rate is the rate.
@@ -21,7 +20,7 @@ func NewRateFromFormatted(formatted string) (Rate, error) {
 
 	values := strings.Split(formatted, "-")
 	if len(values) != 2 {
-		return rate, errors.Errorf("incorrect format '%s'", formatted)
+		return rate, fmt.Errorf("incorrect format '%s'", formatted)
 	}
 
 	periods := map[string]time.Duration{
@@ -35,12 +34,12 @@ func NewRateFromFormatted(formatted string) (Rate, error) {
 
 	p, ok := periods[period]
 	if !ok {
-		return rate, errors.Errorf("incorrect period '%s'", period)
+		return rate, fmt.Errorf("incorrect period '%s'", period)
 	}
 
 	l, err := strconv.ParseInt(limit, 10, 64)
 	if err != nil {
-		return rate, errors.Errorf("incorrect limit '%s'", limit)
+		return rate, fmt.Errorf("incorrect limit '%s'", limit)
 	}
 
 	rate = Rate{