fixup

Author: ronag

lib/cache/memory-cache-store.js

@@ -20,7 +20,7 @@ class MemoryCacheStore {
   #size = 0
 
   /**
-   * @type {Map<string, Map<string, GetResult[]>>}
+   * @type {Map<string, Map<string, (GetResult & { body: Buffer[] | null })[]>>}
    */
   #map = new Map()
   #arr = []
@@ -158,6 +158,26 @@ class MemoryCacheStore {
    * @param {CacheKey} key
    */
   delete (key) {
+    // TODO (perf): This could be implemented more efficiently...
+
+    // https://www.rfc-editor.org/rfc/rfc9111.html#section-2-3
+    const topLevelKey = `${key.origin}:${key.path}`
+
+    const cachedPaths = this.#map.get(topLevelKey)
+    if (cachedPaths) {
+      for (const values of cachedPaths.values()) {
+        for (const value of values) {
+          if (value.body) {
+            for (const buf of value.body) {
+              this.#size -= buf.byteLength
+            }
+            value.body = null
+          }
+        }
+      }
+      this.#arr = this.#arr.filter(value => value.body != null)
+    }
+
     this.#map.delete(`${key.origin}:${key.path}`)
   }