#102

cast_test.go

@@ -1230,6 +1230,7 @@ func TestToTimeEE(t *testing.T) {
 		{"2006-01-02", time.Date(2006, 1, 2, 0, 0, 0, 0, time.UTC), false},
 		{"02 Jan 2006", time.Date(2006, 1, 2, 0, 0, 0, 0, time.UTC), false},
 		{1472574600, time.Date(2016, 8, 30, 16, 30, 0, 0, time.UTC), false},
+		{"1600285405", time.Date(2020, 9, 16, 19, 43, 25, 0, time.UTC), false},
 		{int(1482597504), time.Date(2016, 12, 24, 16, 38, 24, 0, time.UTC), false},
 		{int64(1234567890), time.Date(2009, 2, 13, 23, 31, 30, 0, time.UTC), false},
 		{int32(1234567890), time.Date(2009, 2, 13, 23, 31, 30, 0, time.UTC), false},

caste.go

@@ -1275,6 +1275,28 @@ func StringToDate(s string) (time.Time, error) {
 }
 
 func parseDateWith(s string, dates []string) (d time.Time, e error) {
+	if len(s) == len("1499979655583057426") { // 19
+		// nano-seconds
+		if nanoSecs, err := strconv.ParseInt(s, 10, 64); err == nil {
+			return time.Unix(0, nanoSecs), nil
+
+		}
+	} else if len(s) == len("1499979795437000") { // 16
+		// micro-seconds
+		if microSecs, err := strconv.ParseInt(s, 10, 64); err == nil {
+			return time.Unix(0, microSecs*1000), nil
+
+		}
+	} else if len(s) == len("1332151919000") { // 13
+		if miliSecs, err := strconv.ParseInt(s, 10, 64); err == nil {
+			return time.Unix(0, miliSecs*1000*1000), nil
+		}
+	} else if len(s) == len("1332151919") { //10
+		if secs, err := strconv.ParseInt(s, 10, 64); err == nil {
+			return time.Unix(secs, 0), nil
+		}
+	}
+
 	for _, dateType := range dates {
 		if d, e = time.Parse(dateType, s); e == nil {
 			return

go.mod

@@ -1,5 +1,7 @@
 module github.com/spf13/cast
 
+go 1.14
+
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect