1 files changed, 22 insertions, 0 deletions
diff --git a/client/go/internal/slime/nix_value.go b/client/go/internal/slime/nix_value.go
new file mode 100644
index 00000000000..57da619b547
--- /dev/null
+++ b/client/go/internal/slime/nix_value.go
@@ -0,0 +1,22 @@
+// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+// Author: arnej
+
+package slime
+
+type NixValue struct {
+	valueBase
+	valid bool
+}
+
+func (n *NixValue) Valid() bool {
+	return n.valid
+}
+
+func (n *NixValue) Type() Type {
+	return NIX
+}
+
+// actually constants:
+
+var ValidNix *NixValue = &NixValue{valid: true}
+var InvalidNix *NixValue = &NixValue{valid: false}