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Parse format fix

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This commit is contained in:
Aaron Raddon 2017-07-13 09:11:41 -07:00
parent 88cf0be515
commit 13f5ac295e
2 changed files with 62 additions and 37 deletions
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79
parseany.go
View File

@ -47,7 +47,7 @@ const (
ST_DIGITALPHA ST_DIGITALPHA
ST_ALPHA ST_ALPHA
ST_ALPHAWS ST_ALPHAWS
ST_ALPHAWSCOMMA ST_ALPHAWSDIGITCOMMA
ST_ALPHAWSALPHA ST_ALPHAWSALPHA
ST_ALPHAWSALPHACOLON ST_ALPHAWSALPHACOLON
ST_ALPHAWSALPHACOLONOFFSET ST_ALPHAWSALPHACOLONOFFSET
@ -57,15 +57,16 @@ const (
ST_ALPHACOMMA ST_ALPHACOMMA
ST_ALPHACOMMADASH ST_ALPHACOMMADASH
ST_ALPHACOMMADASHDASH ST_ALPHACOMMADASHDASH
ST_MONTHCOMMA
ST_WEEKDAYCOMMA ST_WEEKDAYCOMMA
ST_WEEKDAYCOMMADELTA
ST_WEEKDAYABBREVCOMMA ST_WEEKDAYABBREVCOMMA
ST_WEEKDAYABBREVCOMMADELTA
) )
var ( var (
shortDates = []string{"01/02/2006", "1/2/2006", "06/01/02", "01/02/06", "1/2/06"} shortDates = []string{"01/02/2006", "1/2/2006", "06/01/02", "01/02/06", "1/2/06"}
weekdays = map[string]bool{"Monday": true, "Tuesday": true, "Wednesday": true, "Thursday": true, "Friday": true, "Saturday": true, "Sunday": true} //weekdays = map[string]bool{"Monday": true, "Tuesday": true, "Wednesday": true, "Thursday": true, "Friday": true, "Saturday": true, "Sunday": true}
weekdayAbbrev = map[string]bool{"Mon": true, "Tue": true, "Wed": true, "Thu": true, "Fri": true, "Sat": true, "Sun": true} //weekdayAbbrev = map[string]bool{"Mon": true, "Tue": true, "Wed": true, "Thu": true, "Fri": true, "Sat": true, "Sun": true}
) )
// Parse a date, and panic if it can't be parsed // Parse a date, and panic if it can't be parsed
@ -291,70 +292,82 @@ iterRunes:
default: default:
} }
case ST_ALPHA: // starts alpha case ST_ALPHA: // starts alpha
// May 8, 2009 5:57:51 PM // ST_ALPHAWS
// Mon Jan _2 15:04:05 2006 // Mon Jan _2 15:04:05 2006
// Mon Jan _2 15:04:05 MST 2006 // Mon Jan _2 15:04:05 MST 2006
// Mon Jan 02 15:04:05 -0700 2006 // Mon Jan 02 15:04:05 -0700 2006
// Monday, 02-Jan-06 15:04:05 MST
// Monday, 02 Jan 2006 15:04:05 -0700
// Mon, 02 Jan 2006 15:04:05 MST
// Mon, 02 Jan 2006 15:04:05 -0700
// Mon Aug 10 15:44:11 UTC+0100 2015 // Mon Aug 10 15:44:11 UTC+0100 2015
// Fri Jul 03 2015 18:04:07 GMT+0100 (GMT Daylight Time) // Fri Jul 03 2015 18:04:07 GMT+0100 (GMT Daylight Time)
if unicode.IsLetter(r) { // ST_ALPHAWSDIGITCOMMA
continue // May 8, 2009 5:57:51 PM
} //
// ST_WEEKDAYCOMMA
// Monday, 02-Jan-06 15:04:05 MST
// ST_WEEKDAYCOMMADELTA
// Monday, 02 Jan 2006 15:04:05 -0700
// Monday, 02 Jan 2006 15:04:05 +0100
// ST_WEEKDAYABBREVCOMMA
// Mon, 02-Jan-06 15:04:05 MST
// Mon, 02 Jan 2006 15:04:05 MST
// ST_WEEKDAYABBREVCOMMADELTA
// Mon, 02 Jan 2006 15:04:05 -0700
// Thu, 13 Jul 2017 08:58:40 +0100
switch { switch {
case unicode.IsLetter(r):
continue
case r == ' ': case r == ' ':
state = ST_ALPHAWS state = ST_ALPHAWS
case r == ',': case r == ',':
if i == 3 {
switch {
case weekdays[datestr[:i]] == true:
state = ST_WEEKDAYCOMMA
case weekdayAbbrev[datestr[:i]] == true:
state = ST_WEEKDAYABBREVCOMMA state = ST_WEEKDAYABBREVCOMMA
default: } else {
state = ST_MONTHCOMMA state = ST_WEEKDAYCOMMA
} }
} }
case ST_WEEKDAYCOMMA: // Starts alpha then comma case ST_WEEKDAYCOMMA: // Starts alpha then comma
// Monday, 02-Jan-06 15:04:05 MST // Mon, 02-Jan-06 15:04:05 MST
// Mon, 02 Jan 2006 15:04:05 MST
// ST_WEEKDAYCOMMADELTA
// Monday, 02 Jan 2006 15:04:05 -0700 // Monday, 02 Jan 2006 15:04:05 -0700
// Monday, 02 Jan 2006 15:04:05 +0100
switch { switch {
case r == '-': case r == '-':
if i < 15 { if i < 15 {
return time.Parse("Monday, 02-Jan-06 15:04:05 MST", datestr) return time.Parse("Monday, 02-Jan-06 15:04:05 MST", datestr)
} else { } else {
return time.Parse("Monday, 02 Jan 2006 15:04:05 -0700", datestr) state = ST_WEEKDAYCOMMADELTA
} }
case r == '+':
state = ST_WEEKDAYABBREVCOMMADELTA
} }
case ST_WEEKDAYABBREVCOMMA: // Starts alpha then comma case ST_WEEKDAYABBREVCOMMA: // Starts alpha then comma
// Mon, 02-Jan-06 15:04:05 MST // Mon, 02-Jan-06 15:04:05 MST
// Mon, 02 Jan 2006 15:04:05 MST
// ST_WEEKDAYABBREVCOMMADELTA
// Mon, 02 Jan 2006 15:04:05 -0700 // Mon, 02 Jan 2006 15:04:05 -0700
// Thu, 13 Jul 2017 08:58:40 +0100
switch { switch {
case r == '-': case r == '-':
if i < 15 { if i < 15 {
return time.Parse("Mon, 02-Jan-06 15:04:05 MST", datestr) return time.Parse("Mon, 02-Jan-06 15:04:05 MST", datestr)
} else { } else {
return time.Parse("Mon, 02 Jan 2006 15:04:05 -0700", datestr) state = ST_WEEKDAYABBREVCOMMADELTA
} }
case r == '+':
state = ST_WEEKDAYABBREVCOMMADELTA
} }
case ST_ALPHAWS: // Starts alpha then whitespace case ST_ALPHAWS: // Starts alpha then whitespace
// May 8, 2009 5:57:51 PM
// Mon Jan _2 15:04:05 2006 // Mon Jan _2 15:04:05 2006
// Mon Jan _2 15:04:05 MST 2006 // Mon Jan _2 15:04:05 MST 2006
// Mon Jan 02 15:04:05 -0700 2006 // Mon Jan 02 15:04:05 -0700 2006
// Fri Jul 03 2015 18:04:07 GMT+0100 (GMT Daylight Time) // Fri Jul 03 2015 18:04:07 GMT+0100 (GMT Daylight Time)
// Mon Aug 10 15:44:11 UTC+0100 2015 // Mon Aug 10 15:44:11 UTC+0100 2015
switch { switch {
// case r == ' ':
// state = ST_ALPHAWSWS
case r == ',':
state = ST_ALPHAWSCOMMA
case unicode.IsLetter(r): case unicode.IsLetter(r):
state = ST_ALPHAWSALPHA state = ST_ALPHAWSALPHA
case unicode.IsDigit(r):
state = ST_ALPHAWSDIGITCOMMA
} }
case ST_ALPHACOMMA: // Starts alpha then comma case ST_ALPHACOMMA: // Starts alpha then comma
// Mon, 02 Jan 2006 15:04:05 MST // Mon, 02 Jan 2006 15:04:05 MST
@ -370,7 +383,7 @@ iterRunes:
state = ST_ALPHACOMMADASHDASH state = ST_ALPHACOMMADASHDASH
} }
case ST_ALPHAWSCOMMA: // Starts Alpha, whitespace, digit, comma case ST_ALPHAWSDIGITCOMMA: // Starts Alpha, whitespace, digit, comma
// May 8, 2009 5:57:51 PM // May 8, 2009 5:57:51 PM
return time.Parse("Jan 2, 2006 3:04:05 PM", datestr) return time.Parse("Jan 2, 2006 3:04:05 PM", datestr)
@ -765,10 +778,18 @@ iterRunes:
} }
return time.Time{}, err return time.Time{}, err
case ST_WEEKDAYCOMMADELTA:
// Monday, 02 Jan 2006 15:04:05 -0700
// Monday, 02 Jan 2006 15:04:05 +0100
return time.Parse("Monday, 02 Jan 2006 15:04:05 -0700", datestr)
case ST_WEEKDAYABBREVCOMMA: // Starts alpha then comma case ST_WEEKDAYABBREVCOMMA: // Starts alpha then comma
// Mon, 02-Jan-06 15:04:05 MST
// Mon, 02 Jan 2006 15:04:05 MST // Mon, 02 Jan 2006 15:04:05 MST
return time.Parse("Mon, 02 Jan 2006 15:04:05 MST", datestr) return time.Parse("Mon, 02 Jan 2006 15:04:05 MST", datestr)
case ST_WEEKDAYABBREVCOMMADELTA:
// Mon, 02 Jan 2006 15:04:05 -0700
// Thu, 13 Jul 2017 08:58:40 +0100
return time.Parse("Mon, 02 Jan 2006 15:04:05 -0700", datestr)
case ST_ALPHACOMMA: // Starts alpha then comma but no DASH case ST_ALPHACOMMA: // Starts alpha then comma but no DASH
// Mon, 02 Jan 2006 15:04:05 MST // Mon, 02 Jan 2006 15:04:05 MST
// Jan 2, 2006 3:04:05 PM // Jan 2, 2006 3:04:05 PM

4
parseany_test.go
View File

@ -147,6 +147,10 @@ func TestParse(t *testing.T) {
assert(t, "2006-01-02 22:04:05 +0000 UTC" == fmt.Sprintf("%v", ts.In(time.UTC)), ts.In(time.UTC)) assert(t, "2006-01-02 22:04:05 +0000 UTC" == fmt.Sprintf("%v", ts.In(time.UTC)), ts.In(time.UTC))
} }
ts, err = ParseAny("Thu, 13 Jul 2017 08:58:40 +0100")
assertf(t, err == nil, "%v", err)
assert(t, "2017-07-13 07:58:40 +0000 UTC" == fmt.Sprintf("%v", ts.In(time.UTC)))
ts, err = ParseAny("Mon, 02 Jan 2006 15:04:05 -0700") ts, err = ParseAny("Mon, 02 Jan 2006 15:04:05 -0700")
assertf(t, err == nil, "%v", err) assertf(t, err == nil, "%v", err)
assert(t, "2006-01-02 22:04:05 +0000 UTC" == fmt.Sprintf("%v", ts.In(time.UTC))) assert(t, "2006-01-02 22:04:05 +0000 UTC" == fmt.Sprintf("%v", ts.In(time.UTC)))