1 files changed, 4 insertions, 0 deletions
diff --git a/src/util.rs b/src/util.rs
index 1e7821f..fed0400 100644
--- a/src/util.rs
+++ b/src/util.rs
@@ -1,8 +1,12 @@
 
 
 use std::cmp::{min, max};
+use serde_json::Value;
 
 pub fn clamp<T: Ord>(val: T, lower: T, upper: T) -> T{
 	return max(min(val, upper), lower);
 }
 
+pub trait ToJson {
+	fn to_json(&self) -> Value;
+}