cerc-io/eth-iterator-utils
18
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases 1 Wiki Activity

don't prepend (nil, 0], make first bin start at nil

Browse Source
This commit is contained in:
Roy Crihfield 2020-09-06 12:52:16 -05:00
parent deb8b6b71c
commit 321f5fe368
1 changed files with 2 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
pkg/iterator/iterator.go
View File

@ -138,9 +138,8 @@ func MakePaths(prefix []byte, nbins uint) [][]byte {
func eachPrefixRange(prefix []byte, nbins uint, callback func ([]byte, []byte)) { func eachPrefixRange(prefix []byte, nbins uint, callback func ([]byte, []byte)) {
prefixes := MakePaths(prefix, nbins) prefixes := MakePaths(prefix, nbins)
// pre- and postpend nil to include root & tail prefixes = append(prefixes, nil) // include tail
prefixes = append(prefixes, nil) prefixes[0] = nil // set bin 0 left bound to nil to include root
prefixes = append([][]byte{nil}, prefixes...)
for i := 0; i < len(prefixes)-1; i++ { for i := 0; i < len(prefixes)-1; i++ {
key := prefixes[i] key := prefixes[i]
if len(key)%2 != 0 { // zero-pad for odd-length keys if len(key)%2 != 0 { // zero-pad for odd-length keys