go-pkg/dateparse
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Add support for mon/dd/yyyy (Oct/31/1970)

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This commit is contained in:
Klondike Dragon
2023-12-12 21:24:17 -07:00
parent 49f9259ee3
commit 301ffeee02
2 changed files with 101 additions and 1 deletions
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90
parseany.go
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@@ -90,6 +90,9 @@ const (
dateAlphaWsAlpha
dateAlphaWsAlphaYearmaybe // 34
dateAlphaPeriodWsDigit
dateAlphaSlash
dateAlphaSlashDigit
dateAlphaSlashDigitSlash
dateWeekdayComma
dateWeekdayAbbrevComma
)
@@ -855,6 +858,14 @@ iterRunes:
//
// dateAlphaPeriodWsDigit
// oct. 1, 1970
// dateAlphaSlash
// dateAlphaSlashDigit
// dateAlphaSlashDigitSlash
// Oct/ 7/1970
// Oct/07/1970
// February/ 7/1970
// February/07/1970
//
// dateWeekdayComma
// Monday, 02 Jan 2006 15:04:05 MST
// Monday, 02-Jan-06 15:04:05 MST
@@ -937,6 +948,30 @@ iterRunes:
} else {
return p, unknownErr(datestr)
}
case r == '/':
// X
// Oct/ 7/1970
// Oct/07/1970
// X
// February/ 7/1970
// February/07/1970
// Must be a valid short or long month
if i == 3 {
p.moi = 0
p.molen = i - p.moi
p.set(p.moi, "Jan")
p.stateDate = dateAlphaSlash
} else {
possibleFullMonth := strings.ToLower(p.datestr[:i])
if i > 3 && isMonthFull(possibleFullMonth) {
p.moi = 0
p.molen = i - p.moi
p.fullMonth = possibleFullMonth
p.stateDate = dateAlphaSlash
} else {
return p, unknownErr(datestr)
}
}
}
case dateAlphaWs:
@@ -1183,6 +1218,53 @@ iterRunes:
default:
return p, unknownErr(datestr)
}
case dateAlphaSlash:
// Oct/ 7/1970
// February/07/1970
switch {
case r == ' ':
// continue
case unicode.IsDigit(r):
p.stateDate = dateAlphaSlashDigit
p.dayi = i
default:
return p, unknownErr(datestr)
}
case dateAlphaSlashDigit:
// dateAlphaSlash:
// dateAlphaSlashDigit:
// dateAlphaSlashDigitSlash:
// Oct/ 7/1970
// Oct/07/1970
// February/ 7/1970
// February/07/1970
switch {
case r == '/':
p.yeari = i + 1
p.daylen = i - p.dayi
if !p.setDay() {
return p, unknownErr(datestr)
}
p.stateDate = dateAlphaSlashDigitSlash
case unicode.IsDigit(r):
// continue
default:
return p, unknownErr(datestr)
}
case dateAlphaSlashDigitSlash:
switch {
case unicode.IsDigit(r):
// continue
case r == ' ':
p.stateTime = timeStart
break iterRunes
default:
return p, unknownErr(datestr)
}
case dateWeekdayComma:
// Monday, 02 Jan 2006 15:04:05 MST
// Monday, 02 Jan 2006 15:04:05 -0700
@@ -2044,6 +2126,11 @@ iterRunes:
p.setEntireFormat([]byte("2006年01月02日 15:04:05"))
return p, nil
case dateAlphaSlashDigitSlash:
// Oct/ 7/1970
// February/07/1970
return p, nil
case dateWeekdayComma:
// Monday, 02 Jan 2006 15:04:05 -0700
// Monday, 02 Jan 2006 15:04:05 +0100
@@ -2381,6 +2468,9 @@ func isDay(alpha string) bool {
return false
}
func isMonthFull(alpha string) bool {
if len(alpha) > len("september") {
return false
}
for _, month := range months {
if alpha == month {
return true