From cea26f18f91e146219be49182b5b250949eb4e4c Mon Sep 17 00:00:00 2001
From: yseto <yseto@users.noreply.github.com>
Date: Wed, 27 Sep 2023 18:57:33 +0900
Subject: [PATCH] fix to private scope

---
 asstatusparse.go | 27 ++++++++++++++-------------
 1 file changed, 14 insertions(+), 13 deletions(-)

diff --git a/asstatusparse.go b/asstatusparse.go
index 6f62320..6648833 100644
--- a/asstatusparse.go
+++ b/asstatusparse.go
@@ -7,9 +7,9 @@ import (
 	"golang.org/x/exp/slices"
 )
 
-var Keywords = []string{"OK", "WARNING", "CRITICAL", "UNKNOWN"}
+var keywords = []string{"OK", "WARNING", "CRITICAL", "UNKNOWN"}
 
-func StrToStatus(s string) Status {
+func strToStatus(s string) Status {
 	switch s {
 	case "OK":
 		return OK
@@ -22,6 +22,7 @@ func StrToStatus(s string) Status {
 	}
 	panic("invalid inputs.")
 }
+
 // Parse parses <status>=<status> notation string. <status> is one of:
 //   - ok
 //   - warning
@@ -41,22 +42,22 @@ func Parse(arg string) (map[Status]Status, error) {
 		if s == "" {
 			continue
 		}
-		v := strings.Split(s, "=")
-		if len(v) != 2 {
-			return nil, fmt.Errorf("arguments is invalid : %v", v)
+		rawFrom, rawTo, found := strings.Cut(s, "=")
+		if !found {
+			return nil, fmt.Errorf("arguments is invalid : %v", s)
 		}
-		from := strings.ToUpper(v[0])
-		to := strings.ToUpper(v[1])
-		if !slices.Contains(Keywords, from) {
-			return nil, fmt.Errorf("from argument is invalid : %s", v[0])
+		from := strings.ToUpper(rawFrom)
+		to := strings.ToUpper(rawTo)
+		if !slices.Contains(keywords, from) {
+			return nil, fmt.Errorf("from argument is invalid : %s", rawFrom)
 		}
-		if !slices.Contains(Keywords, to) {
-			return nil, fmt.Errorf("to argument is invalid : %s", v[1])
+		if !slices.Contains(keywords, to) {
+			return nil, fmt.Errorf("to argument is invalid : %s", rawTo)
 		}
-		if _, ok := maps[StrToStatus(from)]; ok {
+		if _, ok := maps[strToStatus(from)]; ok {
 			return nil, fmt.Errorf("arguments is duplicate : %v", from)
 		}
-		maps[StrToStatus(from)] = StrToStatus(to)
+		maps[strToStatus(from)] = strToStatus(to)
 	}
 	return maps, nil
 }