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Diffstat (limited to 'plumbing/object/difftree.go')
-rw-r--r--plumbing/object/difftree.go13
1 files changed, 12 insertions, 1 deletions
diff --git a/plumbing/object/difftree.go b/plumbing/object/difftree.go
index ac58c4d..a30a29e 100644
--- a/plumbing/object/difftree.go
+++ b/plumbing/object/difftree.go
@@ -2,6 +2,7 @@ package object
import (
"bytes"
+ "context"
"gopkg.in/src-d/go-git.v4/utils/merkletrie"
"gopkg.in/src-d/go-git.v4/utils/merkletrie/noder"
@@ -10,6 +11,13 @@ import (
// DiffTree compares the content and mode of the blobs found via two
// tree objects.
func DiffTree(a, b *Tree) (Changes, error) {
+ return DiffTreeContext(context.Background(), a, b)
+}
+
+// DiffTree compares the content and mode of the blobs found via two
+// tree objects. Provided context must be non-nil.
+// An error will be return if context expires
+func DiffTreeContext(ctx context.Context, a, b *Tree) (Changes, error) {
from := NewTreeRootNode(a)
to := NewTreeRootNode(b)
@@ -17,8 +25,11 @@ func DiffTree(a, b *Tree) (Changes, error) {
return bytes.Equal(a.Hash(), b.Hash())
}
- merkletrieChanges, err := merkletrie.DiffTree(from, to, hashEqual)
+ merkletrieChanges, err := merkletrie.DiffTreeContext(ctx, from, to, hashEqual)
if err != nil {
+ if err == merkletrie.ErrCanceled {
+ return nil, ErrCanceled
+ }
return nil, err
}