fix: prevent clearFadeHold undefined error

charlieforward9 · charlieforward9 · commit d76bb9d10abc · 2025-05-09T20:12:20.000-06:00
diff --git a/src/source/source_cache.ts b/src/source/source_cache.ts
@@ -676,7 +676,7 @@ export class SourceCache extends Evented {
         for (const retainedId in retain) {
             // Make sure retained tiles always clear any existing fade holds
             // so that if they're removed again their fade timer starts fresh.
-            this._tiles[retainedId].clearFadeHold();
+            this._tiles[retainedId]?.clearFadeHold();
         }
 
         // Remove the tiles we don't need anymore.

Original file line number	Diff line number	Diff line change
`@@ -676,7 +676,7 @@ export class SourceCache extends Evented {`
`676`	`676`	`for (const retainedId in retain) {`
`677`	`677`	`// Make sure retained tiles always clear any existing fade holds`
`678`	`678`	`// so that if they're removed again their fade timer starts fresh.`
`679`		`- this._tiles[retainedId].clearFadeHold();`
	`679`	`+ this._tiles[retainedId]?.clearFadeHold();`
`680`	`680`	`}`
`681`	`681`
`682`	`682`	`// Remove the tiles we don't need anymore.`