feat(util/time) impl RFC3339Nano UTC utility Format/Parse functions

test(time)
expose time format var

License: MIT
Signed-off-by: Brian Tiger Chow <brian@perfmode.com>

util/time.go

+package util
+
+import "time"
+
+var TimeFormatIpfs = time.RFC3339Nano
+
+func ParseRFC3339(s string) (time.Time, error) {
+	t, err := time.Parse(TimeFormatIpfs, s)
+	if err != nil {
+		return time.Time{}, err
+	}
+	return t.UTC(), nil
+}
+
+func FormatRFC3339(t time.Time) string {
+	return t.UTC().Format(TimeFormatIpfs)
+}

util/time_test.go

+package util
+
+import (
+	"testing"
+	"time"
+)
+
+func TestTimeFormatParseInversion(t *testing.T) {
+	v, err := ParseRFC3339(FormatRFC3339(time.Now()))
+	if err != nil {
+		t.Fatal(err)
+	}
+	if v.Location() != time.UTC {
+		t.Fatal("Time should be UTC")
+	}
+}