trie: avoid unnecessary slicing on shortnode decoding (#16917)

optimization code
pull/16855/merge
Sarlor 7 years ago committed by Péter Szilágyi
parent feb6620c34
commit ea06da0892
  1. 7
      trie/encoding.go

@ -53,10 +53,9 @@ func hexToCompact(hex []byte) []byte {
func compactToHex(compact []byte) []byte {
base := keybytesToHex(compact)
base = base[:len(base)-1]
// apply terminator flag
if base[0] >= 2 {
base = append(base, 16)
// delete terminator flag
if base[0] < 2 {
base = base[:len(base)-1]
}
// apply odd flag
chop := 2 - base[0]&1

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