src.dualinventive.com/go/devsim/vendor/github.com/dop251/goja/date.go

111 lines
2.0 KiB
Go

package goja
import (
"regexp"
"time"
)
const (
dateTimeLayout = "Mon Jan 02 2006 15:04:05 GMT-0700 (MST)"
isoDateTimeLayout = "2006-01-02T15:04:05.000Z"
dateLayout = "Mon Jan 02 2006"
timeLayout = "15:04:05 GMT-0700 (MST)"
datetimeLayout_en_GB = "01/02/2006, 15:04:05"
dateLayout_en_GB = "01/02/2006"
timeLayout_en_GB = "15:04:05"
)
type dateObject struct {
baseObject
time time.Time
isSet bool
}
var (
dateLayoutList = []string{
"2006",
"2006-01",
"2006-01-02",
"2006T15:04",
"2006-01T15:04",
"2006-01-02T15:04",
"2006T15:04:05",
"2006-01T15:04:05",
"2006-01-02T15:04:05",
"2006T15:04:05.000",
"2006-01T15:04:05.000",
"2006-01-02T15:04:05.000",
"2006T15:04-0700",
"2006-01T15:04-0700",
"2006-01-02T15:04-0700",
"2006T15:04:05-0700",
"2006-01T15:04:05-0700",
"2006-01-02T15:04:05-0700",
"2006T15:04:05.000-0700",
"2006-01T15:04:05.000-0700",
"2006-01-02T15:04:05.000-0700",
time.RFC1123,
dateTimeLayout,
}
matchDateTimeZone = regexp.MustCompile(`^(.*)(?:(Z)|([\+\-]\d{2}):(\d{2}))$`)
)
func dateParse(date string) (time.Time, bool) {
// YYYY-MM-DDTHH:mm:ss.sssZ
var t time.Time
var err error
{
date := date
if match := matchDateTimeZone.FindStringSubmatch(date); match != nil {
if match[2] == "Z" {
date = match[1] + "+0000"
} else {
date = match[1] + match[3] + match[4]
}
}
for _, layout := range dateLayoutList {
t, err = time.Parse(layout, date)
if err == nil {
break
}
}
}
return t, err == nil
}
func (r *Runtime) newDateObject(t time.Time, isSet bool) *Object {
v := &Object{runtime: r}
d := &dateObject{}
v.self = d
d.val = v
d.class = classDate
d.prototype = r.global.DatePrototype
d.extensible = true
d.init()
d.time = t.In(time.Local)
d.isSet = isSet
return v
}
func dateFormat(t time.Time) string {
return t.Local().Format(dateTimeLayout)
}
func (d *dateObject) toPrimitive() Value {
return d.toPrimitiveString()
}
func (d *dateObject) export() interface{} {
if d.isSet {
return d.time
}
return nil
}