2016-01-28 21:23:24 +03:00
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package server
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import (
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2018-03-03 14:53:52 +03:00
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"context"
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2019-05-27 16:17:57 +03:00
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"sync"
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2016-01-28 21:23:24 +03:00
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)
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type serverKey struct{}
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2019-05-27 16:17:57 +03:00
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func wait(ctx context.Context) *sync.WaitGroup {
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2017-05-31 21:21:41 +03:00
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if ctx == nil {
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2019-05-27 16:17:57 +03:00
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return nil
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2017-05-31 21:21:41 +03:00
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}
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2019-05-27 16:17:57 +03:00
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wg, ok := ctx.Value("wait").(*sync.WaitGroup)
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2017-05-31 21:33:11 +03:00
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if !ok {
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2019-05-27 16:17:57 +03:00
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return nil
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2017-05-31 21:33:11 +03:00
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}
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2019-05-27 16:17:57 +03:00
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return wg
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2017-05-31 21:21:41 +03:00
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}
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2016-01-28 21:23:24 +03:00
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func FromContext(ctx context.Context) (Server, bool) {
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c, ok := ctx.Value(serverKey{}).(Server)
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return c, ok
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}
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func NewContext(ctx context.Context, s Server) context.Context {
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return context.WithValue(ctx, serverKey{}, s)
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}
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