mirror of
https://github.com/Luzifer/ansible-role-version.git
synced 2024-12-25 12:01:21 +00:00
27 lines
557 B
Go
27 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)
|
||
|
}
|