singleflight

Mar 17, 2020

Changes in this version

+ type Group struct

+ func (g *Group) Do(key string, fn func() (interface{}, error)) (v interface{}, err error, shared bool)

+ func (g *Group) DoChan(key string, fn func() (interface{}, error)) <-chan Result

+ func (g *Group) Forget(key string)

+ type Result struct

+ Err error

+ Shared bool

+ Val interface{}