1 files changed, 57 insertions, 0 deletions

diff --git a/vendor/github.com/hashicorp/terraform/config/module/tree_gob.go b/vendor/github.com/hashicorp/terraform/config/module/tree_gob.go
new file mode 100644
index 0000000..fcd37f4
--- /dev/null
+++ b/vendor/github.com/hashicorp/terraform/config/module/tree_gob.go
@@ -0,0 +1,57 @@
+package module
+
+import (
+        "bytes"
+        "encoding/gob"
+
+        "github.com/hashicorp/terraform/config"
+)
+
+func (t *Tree) GobDecode(bs []byte) error {
+        t.lock.Lock()
+        defer t.lock.Unlock()
+
+        // Decode the gob data
+        var data treeGob
+        dec := gob.NewDecoder(bytes.NewReader(bs))
+        if err := dec.Decode(&data); err != nil {
+                return err
+        }
+
+        // Set the fields
+        t.name = data.Name
+        t.config = data.Config
+        t.children = data.Children
+        t.path = data.Path
+
+        return nil
+}
+
+func (t *Tree) GobEncode() ([]byte, error) {
+        data := &treeGob{
+                Config:   t.config,
+                Children: t.children,
+                Name:     t.name,
+                Path:     t.path,
+        }
+
+        var buf bytes.Buffer
+        enc := gob.NewEncoder(&buf)
+        if err := enc.Encode(data); err != nil {
+                return nil, err
+        }
+
+        return buf.Bytes(), nil
+}
+
+// treeGob is used as a structure to Gob encode a tree.
+//
+// This structure is private so it can't be referenced but the fields are
+// public, allowing Gob to properly encode this. When we decode this, we are
+// able to turn it into a Tree.
+type treeGob struct {
+        Config   *config.Config
+        Children map[string]*Tree
+        Name     string
+        Path     []string
+}