First Commit of Voltha-Go-Controller from Radisys
Change-Id: I8e2e908e7ab09a4fe3d86849da18b6d69dcf4ab0
diff --git a/vendor/github.com/go-redis/redis/v8/internal/util.go b/vendor/github.com/go-redis/redis/v8/internal/util.go
new file mode 100644
index 0000000..e34a7f0
--- /dev/null
+++ b/vendor/github.com/go-redis/redis/v8/internal/util.go
@@ -0,0 +1,46 @@
+package internal
+
+import (
+ "context"
+ "time"
+
+ "github.com/go-redis/redis/v8/internal/util"
+)
+
+func Sleep(ctx context.Context, dur time.Duration) error {
+ t := time.NewTimer(dur)
+ defer t.Stop()
+
+ select {
+ case <-t.C:
+ return nil
+ case <-ctx.Done():
+ return ctx.Err()
+ }
+}
+
+func ToLower(s string) string {
+ if isLower(s) {
+ return s
+ }
+
+ b := make([]byte, len(s))
+ for i := range b {
+ c := s[i]
+ if c >= 'A' && c <= 'Z' {
+ c += 'a' - 'A'
+ }
+ b[i] = c
+ }
+ return util.BytesToString(b)
+}
+
+func isLower(s string) bool {
+ for i := 0; i < len(s); i++ {
+ c := s[i]
+ if c >= 'A' && c <= 'Z' {
+ return false
+ }
+ }
+ return true
+}