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https://github.com/samuelncui/yatm.git
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Samuel Cui
4fef653b71
Unify file queries and Scan execution, retain indexed Identical results, improve Job and Preview workflows, and verify release packaging.
20 lines
527 B
Go
20 lines
527 B
Go
package dataformat
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import (
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"fmt"
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"time"
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)
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// Nanoseconds converts a source instant to the persisted signed Unix nanosecond format.
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// A missing source time keeps the established zero sentinel instead of overflowing UnixNano.
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func Nanoseconds(value time.Time) (int64, error) {
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if value.IsZero() {
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return 0, nil
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}
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stamp := value.UnixNano()
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if !time.Unix(0, stamp).Equal(value) {
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return 0, fmt.Errorf("timestamp %s is outside the signed Unix nanosecond range", value.Format(time.RFC3339Nano))
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}
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return stamp, nil
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}
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