added set method

1 files changed, 11 insertions, 0 deletions

diff --git a/model/booleanNode.go b/model/booleanNode.go
index bc2d60e..aba286e 100644
--- a/model/booleanNode.go
+++ b/model/booleanNode.go
@@ -1,5 +1,7 @@
 package model
 
+import "fmt"
+
 type BooleanNode struct {
 	Value bool
 }
@@ -14,3 +16,12 @@ func (n *BooleanNode) MarshalJSON() ([]byte, error) {
 	}
 	return []byte("false"), nil
 }
+
+func (n *BooleanNode) Set(v any) error {
+	val, ok := v.(bool)
+	if !ok {
+		return fmt.Errorf("%v is not boolean", v)
+	}
+	n.Value = val
+	return nil
+}