fix(core): Add missing 'FSM_NAME' associated constant

This one got lost while moving from the prototype code to the proper
library.

2 files changed, 6 insertions, 0 deletions

diff --git a/finito-core/src/lib.rs b/finito-core/src/lib.rs
index 2b3258e087f7..a622134a1139 100644
--- a/finito-core/src/lib.rs
+++ b/finito-core/src/lib.rs
@@ -113,6 +113,11 @@ use std::mem;
 /// This trait is used to implement transition logic and to "tie the
 /// room together", with the room being our triplet of types.
 pub trait FSM where Self: Sized {
+    /// A human-readable string uniquely describing what this FSM
+    /// models. This is used in log messages, database tables and
+    /// various other things throughout Finito.
+    const FSM_NAME: &'static str;
+
     /// The associated event type of an FSM represents all possible
     /// events that can occur in the state-machine.
     type Event;
diff --git a/finito-door/src/lib.rs b/finito-door/src/lib.rs
index a4aad8dcbbe3..cfbaa4abe617 100644
--- a/finito-door/src/lib.rs
+++ b/finito-door/src/lib.rs
@@ -40,6 +40,7 @@ pub enum DoorAction {
 }
 
 impl FSM for DoorState {
+    const FSM_NAME: &'static str = "door";
     type Event = DoorEvent;
     type Action = DoorAction;