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36 lines
853 B
Go
36 lines
853 B
Go
package tz
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import (
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"strings"
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"time"
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)
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// IsUTC returns true if the time zone string represents Universal Coordinated Time (UTC).
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func IsUTC(s string) bool {
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if s == Unknown || len(s) > 7 {
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return false
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}
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s = strings.ToUpper(s)
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return s == UTC || s == Zulu || s == "ZULU" || s == "ETC/UTC"
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}
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// TruncateUTC sets the time zone to UTC and changes the precision to seconds.
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func TruncateUTC(t time.Time) time.Time {
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if t.IsZero() {
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return t
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}
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return t.UTC().Truncate(time.Second)
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}
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// LocationUTC returns the time at the locale with the time zone set to UTC.
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func LocationUTC(t time.Time, loc *time.Location) (result time.Time) {
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var err error
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if result, err = time.ParseInLocation("2006-01-02T15:04:05", t.In(loc).Format("2006-01-02T15:04:05"), time.UTC); err == nil {
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return result.Truncate(time.Second)
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} else {
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return t
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}
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}
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