pkg/dateparse
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update to handle yyyy/?? formats

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This commit is contained in:
Aaron Raddon
2014-07-10 15:25:23 -07:00
parent 16ac80f2b1
commit 375d67e59f
2 changed files with 187 additions and 39 deletions
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161
parseany.go
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@@ -40,6 +40,8 @@ func ParseAny(datestr string) (time.Time, error) {
state := ST_START
firstSlash := 0
// General strategy is to read rune by rune through the date looking for
// certain hints of what type of date we are dealing with.
// Hopefully we only need to read about 5 or 6 bytes before
@@ -51,6 +53,7 @@ iterRunes:
i += (bytesConsumed - 1)
}
//u.Infof("char=%s i=%d datestr=%s", r, i, datestr)
switch state {
case ST_START:
if unicode.IsDigit(r) {
@@ -71,6 +74,7 @@ iterRunes:
state = ST_DIGITCOLON
case '/':
state = ST_DIGITSLASH
firstSlash = i
}
case ST_DIGITDASH: // starts digit then dash 02-
// 2006-01-02T15:04:05Z07:00
@@ -135,6 +139,7 @@ iterRunes:
}
}
case ST_DIGITSLASH: // starts digit then slash 02/
// 2014/07/10 06:55:38.156283
// 03/19/2012 10:11:59
// 04/2/2014 03:00:37
// 3/1/2012 10:11:59
@@ -150,6 +155,7 @@ iterRunes:
state = ST_DIGITSLASHWS
}
case ST_DIGITSLASHWS: // starts digit then slash 02/ more digits/slashes then whitespace
// 2014/07/10 06:55:38.156283
// 03/19/2012 10:11:59
// 04/2/2014 03:00:37
// 3/1/2012 10:11:59
@@ -159,6 +165,7 @@ iterRunes:
state = ST_DIGITSLASHWSCOLON
}
case ST_DIGITSLASHWSCOLON: // starts digit then slash 02/ more digits/slashes then whitespace
// 2014/07/10 06:55:38.156283
// 03/19/2012 10:11:59
// 04/2/2014 03:00:37
// 3/1/2012 10:11:59
@@ -315,72 +322,158 @@ iterRunes:
// 3/1/2014
// 10/13/2014
// 01/02/2006
if len(datestr) == len("01/02/2006") {
if t, err := time.Parse("01/02/2006", datestr); err == nil {
return t, nil
// 2014/10/13
if firstSlash == 4 {
if len(datestr) == len("2006/01/02") {
if t, err := time.Parse("2006/01/02", datestr); err == nil {
return t, nil
} else {
u.Errorf("hm: %v %s", err, datestr)
return time.Time{}, err
}
} else {
return time.Time{}, err
if t, err := time.Parse("2006/1/2", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
}
} else {
if t, err := time.Parse("1/2/2006", datestr); err == nil {
return t, nil
if len(datestr) == len("01/02/2006") {
if t, err := time.Parse("01/02/2006", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
} else {
return time.Time{}, err
if t, err := time.Parse("1/2/2006", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
}
}
case ST_DIGITSLASHWSCOLON: // starts digit then slash 02/ more digits/slashes then whitespace
// 4/8/2014 22:05
if len(datestr) == len("01/02/2006 15:04") {
if t, err := time.Parse("01/02/2006 15:04", datestr); err == nil {
return t, nil
// 04/08/2014 22:05
// 2014/4/8 22:05
// 2014/04/08 22:05
if firstSlash == 4 {
if len(datestr) == len("2006/01/02 15:04") {
if t, err := time.Parse("2006/01/02 15:04", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
} else if len(datestr) == len("2006/01/2 15:04") {
if t, err := time.Parse("2006/01/2 15:04", datestr); err == nil {
return t, nil
} else {
if t, err := time.Parse("2006/1/02 15:04", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
}
} else {
return time.Time{}, err
}
} else if len(datestr) == len("01/2/2006 15:04") {
if t, err := time.Parse("01/2/2006 15:04", datestr); err == nil {
return t, nil
} else {
if t, err := time.Parse("1/02/2006 15:04", datestr); err == nil {
if t, err := time.Parse("2006/1/2 15:04", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
}
} else {
if t, err := time.Parse("1/2/2006 15:04", datestr); err == nil {
return t, nil
if len(datestr) == len("01/02/2006 15:04") {
if t, err := time.Parse("01/02/2006 15:04", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
} else if len(datestr) == len("01/2/2006 15:04") {
if t, err := time.Parse("01/2/2006 15:04", datestr); err == nil {
return t, nil
} else {
if t, err := time.Parse("1/02/2006 15:04", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
}
} else {
return time.Time{}, err
if t, err := time.Parse("1/2/2006 15:04", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
}
}
case ST_DIGITSLASHWSCOLONCOLON: // starts digit then slash 02/ more digits/slashes then whitespace double colons
// 2014/07/10 06:55:38.156283
// 03/19/2012 10:11:59
// 3/1/2012 10:11:59
// 03/1/2012 10:11:59
// 3/01/2012 10:11:59
if len(datestr) == len("01/02/2006 15:04:05") {
if t, err := time.Parse("01/02/2006 15:04:05", datestr); err == nil {
return t, nil
if firstSlash == 4 {
if len(datestr) == len("2014/07/10 06:55:38.156283") {
if t, err := time.Parse("2006/01/02 15:04:05.000000", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
} else if len(datestr) == len("2006/01/02 15:04:05") {
if t, err := time.Parse("2006/01/02 15:04:05", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
} else if len(datestr) == len("2006/01/2 15:04:05") {
if t, err := time.Parse("2006/01/2 15:04:05", datestr); err == nil {
return t, nil
} else {
if t, err := time.Parse("2006/1/02 15:04:05", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
}
} else {
return time.Time{}, err
}
} else if len(datestr) == len("01/2/2006 15:04:05") {
if t, err := time.Parse("01/2/2006 15:04:05", datestr); err == nil {
return t, nil
} else {
if t, err := time.Parse("1/02/2006 15:04:05", datestr); err == nil {
if t, err := time.Parse("2006/1/2 15:04:05", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
}
} else {
if t, err := time.Parse("1/2/2006 15:04:05", datestr); err == nil {
return t, nil
if len(datestr) == len("07/10/2014 06:55:38.156283") {
if t, err := time.Parse("01/02/2006 15:04:05.000000", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
} else if len(datestr) == len("01/02/2006 15:04:05") {
if t, err := time.Parse("01/02/2006 15:04:05", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
} else if len(datestr) == len("01/2/2006 15:04:05") {
if t, err := time.Parse("01/2/2006 15:04:05", datestr); err == nil {
return t, nil
} else {
if t, err := time.Parse("1/02/2006 15:04:05", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
}
} else {
return time.Time{}, err
if t, err := time.Parse("1/2/2006 15:04:05", datestr); err == nil {
return t, nil
} else {
return time.Time{}, err
}
}
}
case ST_ALPHACOMMA: // Starts alpha then comma but no DASH