Add Display derive and testing utilities for Next enum

1 files changed, 10 insertions, 0 deletions

diff --git a/mingling_core/src/any.rs b/mingling_core/src/any.rs
index d1ab3d3..21611a7 100644
--- a/mingling_core/src/any.rs
+++ b/mingling_core/src/any.rs
@@ -117,11 +117,21 @@ pub enum ChainProcess<G> {
 ///
 /// - `Chain`: Continue execution to the next chain
 /// - `Renderer`: Send output to renderer and end execution
+#[derive(Debug, PartialEq, Eq)]
 pub enum Next {
     Chain,
     Renderer,
 }
 
+impl std::fmt::Display for Next {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            Next::Chain => write!(f, "Chain"),
+            Next::Renderer => write!(f, "Renderer"),
+        }
+    }
+}
+
 impl<G> From<AnyOutput<G>> for ChainProcess<G> {
     fn from(value: AnyOutput<G>) -> Self {
         ChainProcess::Ok((value, Next::Chain))