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ansible-role-version/vendor/gopkg.in/src-d/go-git.v4/plumbing/object/difftree.go
Knut Ahlers 209b813c5b
Update dependencies
Signed-off-by: Knut Ahlers <knut@ahlers.me>
2018-03-19 18:16:10 +01:00

26 lines
557 B
Go

package object
import (
"bytes"
"gopkg.in/src-d/go-git.v4/utils/merkletrie"
"gopkg.in/src-d/go-git.v4/utils/merkletrie/noder"
)
// DiffTree compares the content and mode of the blobs found via two
// tree objects.
func DiffTree(a, b *Tree) (Changes, error) {
from := NewTreeRootNode(a)
to := NewTreeRootNode(b)
hashEqual := func(a, b noder.Hasher) bool {
return bytes.Equal(a.Hash(), b.Hash())
}
merkletrieChanges, err := merkletrie.DiffTree(from, to, hashEqual)
if err != nil {
return nil, err
}
return newChanges(merkletrieChanges)
}