Fix lfs management find (#15537)

Fix #15236

* Do not do 40byte conversion within ParseTreeLine
* Missed a to40ByteSHA

Signed-off-by: Andrew Thornton <art27@cantab.net>
Co-authored-by: Andrew Thornton <art27@cantab.net>
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Lunny Xiao 2021-04-22 00:31:59 +08:00 committed by GitHub
parent 9b8ffa1c7a
commit 2255afffad
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4 changed files with 7 additions and 4 deletions

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@ -149,10 +149,10 @@ headerLoop:
// constant hextable to help quickly convert between 20byte and 40byte hashes
const hextable = "0123456789abcdef"
// to40ByteSHA converts a 20-byte SHA in a 40-byte slice into a 40-byte sha in place
// To40ByteSHA converts a 20-byte SHA in a 40-byte slice into a 40-byte sha in place
// without allocations. This is at least 100x quicker that hex.EncodeToString
// NB This requires that sha is a 40-byte slice
func to40ByteSHA(sha []byte) []byte {
func To40ByteSHA(sha []byte) []byte {
for i := 19; i >= 0; i-- {
v := sha[i]
vhi, vlo := v>>4, v&0x0f