ref: 1a8842b33d6d83d1754267e087fd7b4f73ca9e91
dir: /commitgraph/bloom/filter.go/
package bloom
// Filter represents a changed-paths Bloom filter associated with a commit.
//
// The filter encodes which paths changed between a commit and its first
// parent. Paths are expected to be in Git's slash-separated form and
// are queried using a path and its prefixes (e.g. "a/b/c", "a/b", "a").
type Filter struct {
Data []byte
HashVersion uint32
NumHashes uint32
BitsPerEntry uint32
MaxChangePaths uint32
}
// NewFilter constructs one query-ready bloom filter from raw data/settings.
func NewFilter(data []byte, settings Settings) *Filter {
out := &Filter{
Data: data,
HashVersion: settings.HashVersion,
NumHashes: settings.NumHashes,
BitsPerEntry: settings.BitsPerEntry,
MaxChangePaths: settings.MaxChangePaths,
}
return out
}