diff options
Diffstat (limited to 'vendor/github.com/spf13/cast/caste.go')
| -rw-r--r-- | vendor/github.com/spf13/cast/caste.go | 148 |
1 files changed, 118 insertions, 30 deletions
diff --git a/vendor/github.com/spf13/cast/caste.go b/vendor/github.com/spf13/cast/caste.go index 70c7291b..c04af6a9 100644 --- a/vendor/github.com/spf13/cast/caste.go +++ b/vendor/github.com/spf13/cast/caste.go @@ -20,13 +20,20 @@ var errNegativeNotAllowed = errors.New("unable to cast negative value") // ToTimeE casts an interface to a time.Time type. func ToTimeE(i interface{}) (tim time.Time, err error) { + return ToTimeInDefaultLocationE(i, time.UTC) +} + +// ToTimeInDefaultLocationE casts an empty interface to time.Time, +// interpreting inputs without a timezone to be in the given location, +// or the local timezone if nil. +func ToTimeInDefaultLocationE(i interface{}, location *time.Location) (tim time.Time, err error) { i = indirect(i) switch v := i.(type) { case time.Time: return v, nil case string: - return StringToDate(v) + return StringToDateInDefaultLocation(v, location) case int: return time.Unix(int64(v), 0), nil case int64: @@ -1129,8 +1136,43 @@ func ToStringSliceE(i interface{}) ([]string, error) { return a, nil case []string: return v, nil + case []int8: + for _, u := range v { + a = append(a, ToString(u)) + } + return a, nil + case []int: + for _, u := range v { + a = append(a, ToString(u)) + } + return a, nil + case []int32: + for _, u := range v { + a = append(a, ToString(u)) + } + return a, nil + case []int64: + for _, u := range v { + a = append(a, ToString(u)) + } + return a, nil + case []float32: + for _, u := range v { + a = append(a, ToString(u)) + } + return a, nil + case []float64: + for _, u := range v { + a = append(a, ToString(u)) + } + return a, nil case string: return strings.Fields(v), nil + case []error: + for _, err := range i.([]error) { + a = append(a, err.Error()) + } + return a, nil case interface{}: str, err := ToStringE(v) if err != nil { @@ -1204,37 +1246,83 @@ func ToDurationSliceE(i interface{}) ([]time.Duration, error) { // predefined list of formats. If no suitable format is found, an error is // returned. func StringToDate(s string) (time.Time, error) { - return parseDateWith(s, []string{ - time.RFC3339, - "2006-01-02T15:04:05", // iso8601 without timezone - time.RFC1123Z, - time.RFC1123, - time.RFC822Z, - time.RFC822, - time.RFC850, - time.ANSIC, - time.UnixDate, - time.RubyDate, - "2006-01-02 15:04:05.999999999 -0700 MST", // Time.String() - "2006-01-02", - "02 Jan 2006", - "2006-01-02T15:04:05-0700", // RFC3339 without timezone hh:mm colon - "2006-01-02 15:04:05 -07:00", - "2006-01-02 15:04:05 -0700", - "2006-01-02 15:04:05Z07:00", // RFC3339 without T - "2006-01-02 15:04:05Z0700", // RFC3339 without T or timezone hh:mm colon - "2006-01-02 15:04:05", - time.Kitchen, - time.Stamp, - time.StampMilli, - time.StampMicro, - time.StampNano, - }) + return parseDateWith(s, time.UTC, timeFormats) +} + +// StringToDateInDefaultLocation casts an empty interface to a time.Time, +// interpreting inputs without a timezone to be in the given location, +// or the local timezone if nil. +func StringToDateInDefaultLocation(s string, location *time.Location) (time.Time, error) { + return parseDateWith(s, location, timeFormats) } -func parseDateWith(s string, dates []string) (d time.Time, e error) { - for _, dateType := range dates { - if d, e = time.Parse(dateType, s); e == nil { +type timeFormatType int + +const ( + timeFormatNoTimezone timeFormatType = iota + timeFormatNamedTimezone + timeFormatNumericTimezone + timeFormatNumericAndNamedTimezone + timeFormatTimeOnly +) + +type timeFormat struct { + format string + typ timeFormatType +} + +func (f timeFormat) hasTimezone() bool { + // We don't include the formats with only named timezones, see + // https://github.com/golang/go/issues/19694#issuecomment-289103522 + return f.typ >= timeFormatNumericTimezone && f.typ <= timeFormatNumericAndNamedTimezone +} + +var ( + timeFormats = []timeFormat{ + timeFormat{time.RFC3339, timeFormatNumericTimezone}, + timeFormat{"2006-01-02T15:04:05", timeFormatNoTimezone}, // iso8601 without timezone + timeFormat{time.RFC1123Z, timeFormatNumericTimezone}, + timeFormat{time.RFC1123, timeFormatNamedTimezone}, + timeFormat{time.RFC822Z, timeFormatNumericTimezone}, + timeFormat{time.RFC822, timeFormatNamedTimezone}, + timeFormat{time.RFC850, timeFormatNamedTimezone}, + timeFormat{"2006-01-02 15:04:05.999999999 -0700 MST", timeFormatNumericAndNamedTimezone}, // Time.String() + timeFormat{"2006-01-02T15:04:05-0700", timeFormatNumericTimezone}, // RFC3339 without timezone hh:mm colon + timeFormat{"2006-01-02 15:04:05Z0700", timeFormatNumericTimezone}, // RFC3339 without T or timezone hh:mm colon + timeFormat{"2006-01-02 15:04:05", timeFormatNoTimezone}, + timeFormat{time.ANSIC, timeFormatNoTimezone}, + timeFormat{time.UnixDate, timeFormatNamedTimezone}, + timeFormat{time.RubyDate, timeFormatNumericTimezone}, + timeFormat{"2006-01-02 15:04:05Z07:00", timeFormatNumericTimezone}, + timeFormat{"2006-01-02", timeFormatNoTimezone}, + timeFormat{"02 Jan 2006", timeFormatNoTimezone}, + timeFormat{"2006-01-02 15:04:05 -07:00", timeFormatNumericTimezone}, + timeFormat{"2006-01-02 15:04:05 -0700", timeFormatNumericTimezone}, + timeFormat{time.Kitchen, timeFormatTimeOnly}, + timeFormat{time.Stamp, timeFormatTimeOnly}, + timeFormat{time.StampMilli, timeFormatTimeOnly}, + timeFormat{time.StampMicro, timeFormatTimeOnly}, + timeFormat{time.StampNano, timeFormatTimeOnly}, + } +) + +func parseDateWith(s string, location *time.Location, formats []timeFormat) (d time.Time, e error) { + + for _, format := range formats { + if d, e = time.Parse(format.format, s); e == nil { + + // Some time formats have a zone name, but no offset, so it gets + // put in that zone name (not the default one passed in to us), but + // without that zone's offset. So set the location manually. + if format.typ <= timeFormatNamedTimezone { + if location == nil { + location = time.Local + } + year, month, day := d.Date() + hour, min, sec := d.Clock() + d = time.Date(year, month, day, hour, min, sec, d.Nanosecond(), location) + } + return } } |