progress

2025-10-17 12:33:41 +02:00
parent d7ff5b432b
commit 0265f78b6d
3 changed files with 80 additions and 55 deletions
--- a/frontend/ascii_types.js
+++ b/frontend/ascii_types.js
@@ -16,7 +16,7 @@ export class Orientation {

    /**
     * @param {string} str
-     * @returns {Orientation}
+     * @returns {Orientation|undefined}
     */
    static fromString(str) {
        if (typeof str !== "string") {
@@ -35,14 +35,16 @@ export class Orientation {

    /**
     * @param {string|number} val
-     * @returns {Orientation}
+     * @returns {Orientation|undefined}
     */
    static normalize(val) {
        if (typeof val === "string") {
            return Orientation.fromString(val);
        }

-        return val % 4;
+        if ((val | 0) === val) {
+            return (val | 0) % 4;
+        }
    }
 }