bail if alphabet is already longer than max

foxglove · Dec 19, 2024 · 08f2e3f · 08f2e3f
1 parent f28dee5
commit 08f2e3f
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/FontManager.ts b/src/FontManager.ts
@@ -75,6 +75,10 @@ export class FontManager extends EventDispatcher<EventMap> {
   }
 
   update(newChars: string): void {
+    if (this.alphabet.length > MAX_CHARS) {
+      // we would have already reported an error; just bail this time
+      return;
+    }
     let needsUpdate = false;
     for (const char of newChars) {
       if (!this.alphabet.includes(char)) {