38 lines
732 B
Go
38 lines
732 B
Go
package lib
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import (
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"context"
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"time"
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)
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// StopChannelContext implements the context.Context interface
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// You provide the channel to select on to determine whether
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// the context should be canceled and other code such
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// as the rate.Limiter will automatically use the channel
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// appropriately
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type StopChannelContext struct {
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StopCh <-chan struct{}
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}
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func (c *StopChannelContext) Deadline() (deadline time.Time, ok bool) {
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ok = false
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return
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}
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func (c *StopChannelContext) Done() <-chan struct{} {
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return c.StopCh
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}
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func (c *StopChannelContext) Err() error {
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select {
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case <-c.StopCh:
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return context.Canceled
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default:
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return nil
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}
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}
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func (c *StopChannelContext) Value(key interface{}) interface{} {
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return nil
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}
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