From 5e08173d4f1c394c8af4116d257dd12a4aaf0610 Mon Sep 17 00:00:00 2001
From: bxff <51504045+bxff@users.noreply.github.com>
Date: Sun, 8 Mar 2026 01:27:18 +0530
Subject: [PATCH] fix(FiniteStateMachine): only emit console warnings in dev
 mode

Wrap both console.warn calls in #dispatch with DEV guards from
esm-env so they are tree-shaken out of production builds.

Closes #370
---
 .../finite-state-machine/finite-state-machine.svelte.ts     | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/packages/runed/src/lib/utilities/finite-state-machine/finite-state-machine.svelte.ts b/packages/runed/src/lib/utilities/finite-state-machine/finite-state-machine.svelte.ts
index 9ad05a25..27c7c7da 100644
--- a/packages/runed/src/lib/utilities/finite-state-machine/finite-state-machine.svelte.ts
+++ b/packages/runed/src/lib/utilities/finite-state-machine/finite-state-machine.svelte.ts
@@ -1,3 +1,5 @@
+import { DEV } from "esm-env";
+
 export type FSMLifecycleFn<StatesT extends string, EventsT extends string> = (
 	meta: LifecycleFnMeta<StatesT, EventsT>
 ) => void;
@@ -84,7 +86,7 @@ export class FiniteStateMachine<StatesT extends string, EventsT extends string>
 				if (isLifecycleFnMeta<StatesT, EventsT>(args[0])) {
 					(action as FSMLifecycleFn<StatesT, EventsT>)(args[0]);
 				} else {
-					console.warn("Invalid metadata passed to lifecycle function of the FSM.");
+					if (DEV) console.warn("Invalid metadata passed to lifecycle function of the FSM.");
 				}
 			} else {
 				return (action as ActionFn<StatesT>)(...args);
@@ -92,7 +94,7 @@ export class FiniteStateMachine<StatesT extends string, EventsT extends string>
 		} else if (typeof action === "string") {
 			return action as StatesT;
 		} else if (event !== "_enter" && event !== "_exit") {
-			console.warn("No action defined for event", event, "in state", this.#current);
+			if (DEV) console.warn("No action defined for event", event, "in state", this.#current);
 		}
 	}