Attempt to figure out date if not given for TIME

arg.go

@@ -2,6 +2,7 @@ package args
 
 import (
 	"fmt"
+	"math"
 	"strconv"
 	"strings"
 	"time"
@@ -168,6 +169,10 @@ func (a *Arg) Set(value interface{}) error {
 				"06-01-02",
 				"06/01/02",
 				"2006-01-02 15:04:05.999999999 -0700 MST",
+				"15:04:05.999999999 -0700 MST",
+				"15:04:05 -0700 MST",
+				"15:04 -0700 MST",
+				"15:04",
 			}
 			for k := range layouts {
 				if j, err = time.Parse(layouts[k], s); err == nil {
@@ -176,6 +181,19 @@ func (a *Arg) Set(value interface{}) error {
 					break
 				}
 			}
+			if err == nil && s != "" {
+				j, _ := a.Value.(time.Time)
+				if j.Year() < 1980 {
+					n := time.Now()
+					j = j.AddDate(n.Year()-j.Year(), int(n.Month()-j.Month()), n.Day()-j.Day())
+					j = j.In(time.Local)
+					t := time.Date(2000, 02, 02, 12, 02, 02, 02, time.UTC)
+					l := t.Local()
+					tzDiff := int(math.Abs(float64(t.Hour() - l.Hour())))
+					j = j.Add(time.Hour * time.Duration(tzDiff))
+				}
+				a.Value = j
+			}
 		}
 	case FLOAT:
 		if i, ok := value.(float32); ok {