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Add common.Top func

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世界 2023-11-08 11:29:54 +08:00
parent 0d98e82146
commit 7c05b33b2d
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1 changed files with 10 additions and 0 deletions
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10
common/upstream.go
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@ -31,3 +31,13 @@ func MustCast[T any](obj any) T {
}
return value
}
func Top(obj any) any {
if u, ok := obj.(WithUpstream); ok {
return Top(u.Upstream())
}
if u, ok := obj.(stdWithUpstreamNetConn); ok {
return Top(u.NetConn())
}
return obj
}