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package jsonlog |
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import (
"time"
|
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"github.com/pkg/errors" |
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)
|
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const jsonFormat = `"` + time.RFC3339Nano + `"`
|
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// fastTimeMarshalJSON avoids one of the extra allocations that |
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// time.MarshalJSON is making. |
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func fastTimeMarshalJSON(t time.Time) (string, error) { |
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if y := t.Year(); y < 0 || y >= 10000 {
// RFC 3339 is clear that years are 4 digits exactly.
// See golang.org/issue/4556#c15 for more discussion. |
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return "", errors.New("time.MarshalJSON: year outside of range [0,9999]") |
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} |
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return t.Format(jsonFormat), nil |
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} |