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routing: add a String() method to the vertex type

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Olaoluwa Osuntokun 2017-10-10 19:38:50 -07:00
parent 63838f5764
commit 7ba6b7fa09
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1 changed files with 6 additions and 0 deletions
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6
routing/pathfind.go
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@ -273,6 +273,12 @@ func newVertex(pub *btcec.PublicKey) vertex {
return v return v
} }
// String returns a human readable version of the vertex which is the
// hex-encoding of the serialized compressed public key.
func (v vertex) String() string {
return fmt.Sprintf("%x", v[:])
}
// edgeWithPrev is a helper struct used in path finding that couples an // edgeWithPrev is a helper struct used in path finding that couples an
// directional edge with the node's ID in the opposite direction. // directional edge with the node's ID in the opposite direction.
type edgeWithPrev struct { type edgeWithPrev struct {