Support multiple sources for layers

2022-01-10 20:37:50 +01:00
parent 1a8df049e4
commit 0004b2594d
20 changed files with 348 additions and 67 deletions
@@ -66,6 +66,16 @@ class LRUCache {
    return this.highWaterMark > 0 && this.getCount() > this.highWaterMark;
  }

+  /**
+   * Expire the cache.
+   * @param {!Object<string, boolean>} [keep] Keys to keep. To be implemented by subclasses.
+   */
+  expireCache(keep) {
+    while (this.canExpireCache()) {
+      this.pop();
+    }
+  }
+
  /**
   * FIXME empty description for jsdoc
   */