Merge pull request #97 from chenz4027/align-filter-format

fix: add date format used by AWS for CreateTime on ASGs

Author: ekristen

pkg/filter/filter.go

@@ -361,7 +361,8 @@ func parseDate(input string) (time.Time, error) {
 	formats := []string{"2006-01-02",
 		"2006/01/02",
 		"2006-01-02T15:04:05Z",
-		time.RFC3339Nano, // Format of t.MarshalText() and t.MarshalJSON()
+		"2006-01-02 15:04:05 -0700 MST", // Date format used by AWS for CreateTime on ASGs
+		time.RFC3339Nano,                // Format of t.MarshalText() and t.MarshalJSON()
 		time.RFC3339,
 	}
 	for _, f := range formats {

pkg/filter/filter_test.go

@@ -414,6 +414,7 @@ func TestFilter_UnmarshalFilter(t *testing.T) {
 				future.Format("2006-01-02"),
 				future.Format("2006/01/02"),
 				future.Format("2006-01-02T15:04:05Z"),
+				future.Format("2006-01-02 15:04:05.000 +0000 UTC"),
 				future.Format(time.RFC3339Nano),
 				future.Format(time.RFC3339),
 			},
@@ -422,6 +423,7 @@ func TestFilter_UnmarshalFilter(t *testing.T) {
 				past.Format("2006-01-02"),
 				past.Format("2006/01/02"),
 				past.Format("2006-01-02T15:04:05Z"),
+				past.Format("2006-01-02 15:04:05.14 -0700 MST"),
 				past.Format(time.RFC3339Nano),
 				past.Format(time.RFC3339),
 			},