github.com/andoma-go/puddle/v2@v2.2.1/context.go (about) 1 package puddle 2 3 import ( 4 "context" 5 "time" 6 ) 7 8 // valueCancelCtx combines two contexts into one. One context is used for values and the other is used for cancellation. 9 type valueCancelCtx struct { 10 valueCtx context.Context 11 cancelCtx context.Context 12 } 13 14 func (ctx *valueCancelCtx) Deadline() (time.Time, bool) { return ctx.cancelCtx.Deadline() } 15 func (ctx *valueCancelCtx) Done() <-chan struct{} { return ctx.cancelCtx.Done() } 16 func (ctx *valueCancelCtx) Err() error { return ctx.cancelCtx.Err() } 17 func (ctx *valueCancelCtx) Value(key any) any { return ctx.valueCtx.Value(key) } 18 19 func newValueCancelCtx(valueCtx, cancelContext context.Context) context.Context { 20 return &valueCancelCtx{ 21 valueCtx: valueCtx, 22 cancelCtx: cancelContext, 23 } 24 }