Added FollowLink() method to TreeEntry (#114)

Signed-off-by: Tris Forster <[email protected]>

Author: tf198

error.go

@@ -40,6 +40,16 @@ func (err ErrNotExist) Error() string {
 	return fmt.Sprintf("object does not exist [id: %s, rel_path: %s]", err.ID, err.RelPath)
 }
 
+// ErrBadLink entry.FollowLink error
+type ErrBadLink struct {
+	Name    string
+	Message string
+}
+
+func (err ErrBadLink) Error() string {
+	return fmt.Sprintf("%s: %s", err.Name, err.Message)
+}
+
 // ErrUnsupportedVersion error when required git version not matched
 type ErrUnsupportedVersion struct {
 	Required string

tests/repos/repo1_bare/objects/21/6bf54c2f2e2916b830ebe09e8c58a6ed52d86b

@@ -0,0 +1 @@
+x
��1n�0E3���-�&����H&F+�ա�o�#d����/��X:��zS�i��Z�b1�ؔSa��g�@�F�35];̈�'Ɇ%s�D��5������R,��w��_m�೶�k�C�����v�"?��}m�#�8"�#|xDt����f��ET �z���z��/��N�