feat: memoize and memoizeAsync now take function args as additional p…

…arams

README.md

@@ -32,7 +32,7 @@ When set to other than `true`, the `null` value is not cached with `memoize` and
 
 ## Additional Functions
 
-### memoize(key: String, valueFn: function)
+### memoize(key: String, valueFn: function, ...args)
 
 Only when the key is not present in cache (or has expired), `valueFn` is called and placed into cache.
 
@@ -42,7 +42,7 @@ The cache is left empty if an error is thrown at any point in `valueFn` (even as
 
 Useful when multiple async operation need to access the same async information.
 
-### memoizeSync(key: String, valueFn: function)
+### memoizeSync(key: String, valueFn: function, ...args)
 
 Similar to "memoize", when key is not present (or has expired), `valueFn` is called and placed into the cache.
 

src/index.js

@@ -9,10 +9,10 @@ export default class LRUe extends LRU {
     this.cacheNull = cacheNull;
   }
 
-  async memoize(key, valueFn) {
+  async memoize(key, valueFn, ...args) {
     assert(typeof valueFn === 'function');
     if (!this.has(key)) {
-      this.set(key, valueFn());
+      this.set(key, valueFn(args));
     }
     try {
       const r = await this.peek(key);
@@ -26,10 +26,10 @@ export default class LRUe extends LRU {
     }
   }
 
-  memoizeSync(key, valueFn) {
+  memoizeSync(key, valueFn, ...args) {
     assert(typeof valueFn === 'function');
     if (!this.has(key)) {
-      const r = valueFn();
+      const r = valueFn(args);
       assert(!(r instanceof Promise), 'Use memoize() instead');
       this.set(key, r);
     }