refactor: replaced deprecated ioutil with os package

Author: ramisback

uaparser/parser.go

@@ -2,7 +2,7 @@ package uaparser
 
 import (
 	"fmt"
-	"io/ioutil"
+	"os"
 	"regexp"
 	"sort"
 	"sync"
@@ -175,7 +175,7 @@ func (parser *Parser) mustCompile() { // until we can use yaml.UnmarshalYAML wit
 }
 
 func NewWithOptions(regexFile string, mode, treshold, topCnt int, useSort, debugMode bool) (*Parser, error) {
-	data, err := ioutil.ReadFile(regexFile)
+	data, err := os.ReadFile(regexFile)
 	if nil != err {
 		return nil, err
 	}
@@ -196,7 +196,7 @@ func NewWithOptions(regexFile string, mode, treshold, topCnt int, useSort, debug
 }
 
 func New(regexFile string) (*Parser, error) {
-	data, err := ioutil.ReadFile(regexFile)
+	data, err := os.ReadFile(regexFile)
 	if nil != err {
 		return nil, err
 	}
@@ -264,7 +264,7 @@ func (parser *Parser) Parse(line string) *Client {
 		}()
 	}
 	wg.Wait()
-	if parser.UseSort == true {
+	if parser.UseSort {
 		checkAndSort(parser)
 	}
 	return cli

uaparser/parsing_test.go

@@ -1,8 +1,8 @@
 package uaparser
 
 import (
-	"io/ioutil"
 	"log"
+	"os"
 	"testing"
 
 	"gopkg.in/yaml.v3"
@@ -107,7 +107,7 @@ func TestGenericParseMethodConcurrency(t *testing.T) { // go test -race -run=Con
 }
 
 func unmarshalResourceTestFile(filepath string, v interface{}) {
-	file, err := ioutil.ReadFile(filepath)
+	file, err := os.ReadFile(filepath)
 	if nil != err {
 		log.Fatal(err)
 	}