Check for unmatched index

logs/logs_test.go

@@ -30,3 +30,8 @@ func TestLogs(t *testing.T) {
 	// api_logs.Errorf("Debugging %d!", 456)
 	// api_logs.Error("Info")
 }
+
+func TestSanitiseLogs(t *testing.T) {
+	logString := "{\n \"emailVerificationStatus\": true,\n \"keyValueMetadata\": [],\n \"stepUp\": null,\n \"riskAdvice\": null\n}"
+	logs.SanitiseLogs(logString)
+}

string_utils/string_utils.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"encoding/json"
 	"fmt"
+	"github.com/samber/lo"
 	"gitlab.bob.co.za/bob-public-utils/bobgroup-go-utils/number_utils"
 	"regexp"
 	"strconv"
@@ -65,6 +66,10 @@ func ReplaceAllRegexStringSubmatch(re *regexp.Regexp, s string, replaceWith stri
 	lastIndex := 0
 
 	for _, v := range re.FindAllSubmatchIndex([]byte(s), -1) {
+		if lo.Contains(v, -1) {
+			continue
+		}
+
 		if len(v) == regexIndexSubmatchEnd+1 {
 			// One submatch - replace the submatch with replaceWith
 			result += s[lastIndex:v[regexIndexSubmatchStart]] + replaceWith + s[v[regexIndexSubmatchEnd]:v[regexIndexMatchEnd]]