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|
package memdb
//go:generate sh -c "go run watch-gen/main.go >watch_few.go"
import (
"context"
)
// aFew gives how many watchers this function is wired to support. You must
// always pass a full slice of this length, but unused channels can be nil.
const aFew = 32
// watchFew is used if there are only a few watchers as a performance
// optimization.
func watchFew(ctx context.Context, ch []<-chan struct{}) error {
select {
case <-ch[0]:
return nil
case <-ch[1]:
return nil
case <-ch[2]:
return nil
case <-ch[3]:
return nil
case <-ch[4]:
return nil
case <-ch[5]:
return nil
case <-ch[6]:
return nil
case <-ch[7]:
return nil
case <-ch[8]:
return nil
case <-ch[9]:
return nil
case <-ch[10]:
return nil
case <-ch[11]:
return nil
case <-ch[12]:
return nil
case <-ch[13]:
return nil
case <-ch[14]:
return nil
case <-ch[15]:
return nil
case <-ch[16]:
return nil
case <-ch[17]:
return nil
case <-ch[18]:
return nil
case <-ch[19]:
return nil
case <-ch[20]:
return nil
case <-ch[21]:
return nil
case <-ch[22]:
return nil
case <-ch[23]:
return nil
case <-ch[24]:
return nil
case <-ch[25]:
return nil
case <-ch[26]:
return nil
case <-ch[27]:
return nil
case <-ch[28]:
return nil
case <-ch[29]:
return nil
case <-ch[30]:
return nil
case <-ch[31]:
return nil
case <-ctx.Done():
return ctx.Err()
}
}
|
