micro-memoize - npm Package Compare versions

Comparing version 1.5.0 to 1.6.0

CHANGELOG.md

 # micro-memoize CHANGELOG
 
+## 1.6.0
+
+* Add [`onCacheAdd`](README.md#oncacheadd) option
+* Pass through unused properties in `options` for higher-order memoization library usage
+
 ## 1.5.0
@@ -4,0 +9,0 @@

dist/micro-memoize.js

@@ -90,4 +90,4 @@ (function webpackUniversalModuleDefinition(root, factory) {
 /* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__utils__ = __webpack_require__(/*! ./utils */ "./src/utils.js");
+function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }
 
-
 // utils
@@ -126,16 +126,20 @@
       maxSize = _ref$maxSize === undefined ? 1 : _ref$maxSize,
+      _ref$onCacheAdd = _ref.onCacheAdd,
+      onCacheAdd = _ref$onCacheAdd === undefined ? __WEBPACK_IMPORTED_MODULE_0__utils__["d" /* onCacheOperation */] : _ref$onCacheAdd,
       _ref$onCacheChange = _ref.onCacheChange,
-      onCacheChange = _ref$onCacheChange === undefined ? __WEBPACK_IMPORTED_MODULE_0__utils__["d" /* onCacheChangeOrHitNoOp */] : _ref$onCacheChange,
+      onCacheChange = _ref$onCacheChange === undefined ? __WEBPACK_IMPORTED_MODULE_0__utils__["d" /* onCacheOperation */] : _ref$onCacheChange,
       _ref$onCacheHit = _ref.onCacheHit,
-      onCacheHit = _ref$onCacheHit === undefined ? __WEBPACK_IMPORTED_MODULE_0__utils__["d" /* onCacheChangeOrHitNoOp */] : _ref$onCacheHit,
-      transformKey = _ref.transformKey;
+      onCacheHit = _ref$onCacheHit === undefined ? __WEBPACK_IMPORTED_MODULE_0__utils__["d" /* onCacheOperation */] : _ref$onCacheHit,
+      transformKey = _ref.transformKey,
+      extraOptions = _objectWithoutProperties(_ref, ['isEqual', 'isPromise', 'maxSize', 'onCacheAdd', 'onCacheChange', 'onCacheHit', 'transformKey']);
 
-  var normalizedOptions = {
+  var normalizedOptions = Object.assign({}, extraOptions, {
     isEqual: isEqual,
     isPromise: isPromise,
     maxSize: maxSize,
+    onCacheAdd: onCacheAdd,
     onCacheChange: onCacheChange,
     onCacheHit: onCacheHit,
     transformKey: transformKey
-  };
+  });
 
@@ -163,2 +167,4 @@ var getKeyIndex = Object(__WEBPACK_IMPORTED_MODULE_0__utils__["a" /* createGetKeyIndex */])(isEqual);
     if (~keyIndex) {
+      onCacheHit(cache, normalizedOptions);
+
       if (keyIndex) {
@@ -170,4 +176,2 @@ Object(__WEBPACK_IMPORTED_MODULE_0__utils__["e" /* orderByLru */])(cache.keys, keyIndex);
       }
-
-      onCacheHit(cache, normalizedOptions);
     } else {
@@ -186,2 +190,3 @@ if (cache.keys.length >= maxSize) {
 
+      onCacheAdd(cache, normalizedOptions);
       onCacheChange(cache, normalizedOptions);
@@ -232,4 +237,4 @@ }
   \**********************/
-/*! exports provided: createAreKeysEqual, createGetKeyIndex, createGetTransformedKey, isSameValueZero, onCacheChangeOrHitNoOp, orderByLru, setPromiseCatch */
-/*! exports used: createGetKeyIndex, createGetTransformedKey, isSameValueZero, onCacheChangeOrHitNoOp, orderByLru, setPromiseCatch */
+/*! exports provided: createAreKeysEqual, createGetKeyIndex, createGetTransformedKey, isSameValueZero, onCacheOperation, orderByLru, setPromiseCatch */
+/*! exports used: createGetKeyIndex, createGetTransformedKey, isSameValueZero, onCacheOperation, orderByLru, setPromiseCatch */
 /***/ (function(module, __webpack_exports__, __webpack_require__) {
@@ -242,3 +247,3 @@
 /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "c", function() { return isSameValueZero; });
-/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "d", function() { return onCacheChangeOrHitNoOp; });
+/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "d", function() { return onCacheOperation; });
 /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "e", function() { return orderByLru; });
@@ -334,3 +339,3 @@ /* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "f", function() { return setPromiseCatch; });
 /* eslint-disable no-unused-vars */
-var onCacheChangeOrHitNoOp = function onCacheChangeOrHitNoOp(cacheIgnored, optionsIgnored) {};
+var onCacheOperation = function onCacheOperation(cacheIgnored, optionsIgnored) {};
 /* eslint-enable */
@@ -337,0 +342,0 @@

dist/micro-memoize.min.js

@@ -1,1 +0,1 @@
-!(function(e,n){"object"==typeof exports&&"object"==typeof module?module.exports=n():"function"==typeof define&&define.amd?define("memoize",[],n):"object"==typeof exports?exports.memoize=n():e.memoize=n()})("undefined"!=typeof self?self:this,(function(){return (function(e){function n(r){if(t[r])return t[r].exports;var o=t[r]={i:r,l:!1,exports:{}};return e[r].call(o.exports,o,o.exports,n),o.l=!0,o.exports}var t={};return n.m=e,n.c=t,n.d=function(e,t,r){n.o(e,t)||Object.defineProperty(e,t,{configurable:!1,enumerable:!0,get:r})},n.n=function(e){var t=e&&e.__esModule?function(){return e.default}:function(){return e};return n.d(t,"a",t),t},n.o=function(e,n){return Object.prototype.hasOwnProperty.call(e,n)},n.p="",n(n.s=0)})({"./src/index.js":function(e,n,t){"use strict";function r(e,n){function t(){var n=C?C(l.call(arguments)):arguments,t=z(P.keys,n);return~t?(t&&(f(P.keys,t),f(P.values,t),g(P,j)),b(P,j)):(P.keys.length>=h&&(P.keys.pop(),P.values.pop()),P.keys.unshift(C?n:l.call(n)),P.values.unshift(e.apply(this,arguments)),d&&a(P,P.keys[0],z),g(P,j)),P.values[0]}if(e.isMemoized)return e;var r=n||{},o=r.isEqual,p=void 0===o?c:o,v=r.isPromise,d=void 0!==v&&v,y=r.maxSize,h=void 0===y?1:y,m=r.onCacheChange,g=void 0===m?s:m,x=r.onCacheHit,b=void 0===x?s:x,k=r.transformKey,j={isEqual:p,isPromise:d,maxSize:h,onCacheChange:g,onCacheHit:b,transformKey:k},z=u(p),C=k?i(k):null,P={keys:[],values:[]};return Object.defineProperties(t,{cache:{configurable:!0,get:function(){return P}},cacheSnapshot:{configurable:!0,get:function(){return{keys:[].concat(P.keys),values:[].concat(P.values)}}},isMemoized:{configurable:!0,get:function(){return!0}},options:{configurable:!0,get:function(){return j}}}),t}Object.defineProperty(n,"__esModule",{value:!0});var o=function(e){return function(n,t){if(n.length!==t.length)return!1;for(var r=0;r<n.length;r++)if(!e(n[r],t[r]))return!1;return!0}},u=function(e){var n=o(e);return function(e,t){for(var r=0;r<e.length;r++)if(n(e[r],t))return r;return-1}},i=function(e){return function(n){var t=e(n);return Array.isArray(t)?t:[t]}},c=function(e,n){return e===n||e!==e&&n!==n},s=function(e,n){},f=function(e,n){if(n){for(var t=e[n],r=n;r--;)e[r+1]=e[r];e[0]=t}},a=function(e,n,t){e.values[0]=e.values[0].catch((function(r){var o=t(e.keys,n);throw~o&&(e.keys.splice(o,1),e.values.splice(o,1)),r}))};n.default=r;var l=[].slice},0:function(e,n,t){e.exports=t("./src/index.js")}})}));
+!(function(e,n){"object"==typeof exports&&"object"==typeof module?module.exports=n():"function"==typeof define&&define.amd?define("memoize",[],n):"object"==typeof exports?exports.memoize=n():e.memoize=n()})("undefined"!=typeof self?self:this,(function(){return (function(e){function n(r){if(t[r])return t[r].exports;var o=t[r]={i:r,l:!1,exports:{}};return e[r].call(o.exports,o,o.exports,n),o.l=!0,o.exports}var t={};return n.m=e,n.c=t,n.d=function(e,t,r){n.o(e,t)||Object.defineProperty(e,t,{configurable:!1,enumerable:!0,get:r})},n.n=function(e){var t=e&&e.__esModule?function(){return e.default}:function(){return e};return n.d(t,"a",t),t},n.o=function(e,n){return Object.prototype.hasOwnProperty.call(e,n)},n.p="",n(n.s=0)})({"./src/index.js":function(e,n,t){"use strict";function r(e,n){var t={};for(var r in e)n.indexOf(r)>=0||Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r]);return t}function o(e,n){function t(){var n=M?M(p.call(arguments)):arguments,t=A(S.keys,n);return~t?(k(S,P),t&&(f(S.keys,t),f(S.values,t),C(S,P))):(S.keys.length>=m&&(S.keys.pop(),S.values.pop()),S.keys.unshift(M?n:p.call(n)),S.values.unshift(e.apply(this,arguments)),h&&l(S,S.keys[0],A),x(S,P),C(S,P)),S.values[0]}if(e.isMemoized)return e;var o=n||{},i=o.isEqual,d=void 0===i?a:i,v=o.isPromise,h=void 0!==v&&v,y=o.maxSize,m=void 0===y?1:y,g=o.onCacheAdd,x=void 0===g?s:g,b=o.onCacheChange,C=void 0===b?s:b,j=o.onCacheHit,k=void 0===j?s:j,O=o.transformKey,z=r(o,["isEqual","isPromise","maxSize","onCacheAdd","onCacheChange","onCacheHit","transformKey"]),P=Object.assign({},z,{isEqual:d,isPromise:h,maxSize:m,onCacheAdd:x,onCacheChange:C,onCacheHit:k,transformKey:O}),A=u(d),M=O?c(O):null,S={keys:[],values:[]};return Object.defineProperties(t,{cache:{configurable:!0,get:function(){return S}},cacheSnapshot:{configurable:!0,get:function(){return{keys:[].concat(S.keys),values:[].concat(S.values)}}},isMemoized:{configurable:!0,get:function(){return!0}},options:{configurable:!0,get:function(){return P}}}),t}Object.defineProperty(n,"__esModule",{value:!0});var i=function(e){return function(n,t){if(n.length!==t.length)return!1;for(var r=0;r<n.length;r++)if(!e(n[r],t[r]))return!1;return!0}},u=function(e){var n=i(e);return function(e,t){for(var r=0;r<e.length;r++)if(n(e[r],t))return r;return-1}},c=function(e){return function(n){var t=e(n);return Array.isArray(t)?t:[t]}},a=function(e,n){return e===n||e!==e&&n!==n},s=function(e,n){},f=function(e,n){if(n){for(var t=e[n],r=n;r--;)e[r+1]=e[r];e[0]=t}},l=function(e,n,t){e.values[0]=e.values[0].catch((function(r){var o=t(e.keys,n);throw~o&&(e.keys.splice(o,1),e.values.splice(o,1)),r}))};n.default=o;var p=[].slice},0:function(e,n,t){e.exports=t("./src/index.js")}})}));

es/index.js

@@ -0,5 +1,5 @@
+function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }
 
-
 // utils
-import { createGetKeyIndex, createGetTransformedKey, isSameValueZero, onCacheChangeOrHitNoOp, orderByLru, setPromiseCatch } from './utils';
+import { createGetKeyIndex, createGetTransformedKey, isSameValueZero, onCacheOperation, orderByLru, setPromiseCatch } from './utils';
 
@@ -36,16 +36,20 @@ // types
       maxSize = _ref$maxSize === undefined ? 1 : _ref$maxSize,
+      _ref$onCacheAdd = _ref.onCacheAdd,
+      onCacheAdd = _ref$onCacheAdd === undefined ? onCacheOperation : _ref$onCacheAdd,
       _ref$onCacheChange = _ref.onCacheChange,
-      onCacheChange = _ref$onCacheChange === undefined ? onCacheChangeOrHitNoOp : _ref$onCacheChange,
+      onCacheChange = _ref$onCacheChange === undefined ? onCacheOperation : _ref$onCacheChange,
       _ref$onCacheHit = _ref.onCacheHit,
-      onCacheHit = _ref$onCacheHit === undefined ? onCacheChangeOrHitNoOp : _ref$onCacheHit,
-      transformKey = _ref.transformKey;
+      onCacheHit = _ref$onCacheHit === undefined ? onCacheOperation : _ref$onCacheHit,
+      transformKey = _ref.transformKey,
+      extraOptions = _objectWithoutProperties(_ref, ['isEqual', 'isPromise', 'maxSize', 'onCacheAdd', 'onCacheChange', 'onCacheHit', 'transformKey']);
 
-  var normalizedOptions = {
+  var normalizedOptions = Object.assign({}, extraOptions, {
     isEqual: isEqual,
     isPromise: isPromise,
     maxSize: maxSize,
+    onCacheAdd: onCacheAdd,
     onCacheChange: onCacheChange,
     onCacheHit: onCacheHit,
     transformKey: transformKey
-  };
+  });
 
@@ -73,2 +77,4 @@ var getKeyIndex = createGetKeyIndex(isEqual);
     if (~keyIndex) {
+      onCacheHit(cache, normalizedOptions);
+
       if (keyIndex) {
@@ -80,4 +86,2 @@ orderByLru(cache.keys, keyIndex);
       }
-
-      onCacheHit(cache, normalizedOptions);
     } else {
@@ -96,2 +100,3 @@ if (cache.keys.length >= maxSize) {
 
+      onCacheAdd(cache, normalizedOptions);
       onCacheChange(cache, normalizedOptions);
@@ -98,0 +103,0 @@ }

es/utils.js

@@ -89,3 +89,3 @@
 /* eslint-disable no-unused-vars */
-export var onCacheChangeOrHitNoOp = function onCacheChangeOrHitNoOp(cacheIgnored, optionsIgnored) {};
+export var onCacheOperation = function onCacheOperation(cacheIgnored, optionsIgnored) {};
 /* eslint-enable */
@@ -92,0 +92,0 @@

flow-typed/micro-memoize.js

@@ -11,2 +11,3 @@ declare module 'micro-memoize' {
     maxSize?: number,
+    onCacheAdd?: (cache: Cache, options: Options) => void,
     onCacheChange?: (cache: Cache, options: Options) => void,
@@ -13,0 +14,0 @@ onCacheHit?: (cache: Cache, options: Options) => void,

index.d.ts

@@ -10,2 +10,3 @@ interface Cache = {
   maxSize?: number;
+  onCacheAdd?: (cache: Cache, options: Options) => void;
   onCacheChange?: (cache: Cache, options: Options) => void;
@@ -12,0 +13,0 @@ onCacheHit?: (cache: Cache, options: Options) => void;

lib/index.js

@@ -8,2 +8,7 @@ 'use strict';
 
+function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }
+
+// utils
+
+
 // types
@@ -24,5 +29,2 @@ var slice = [].slice;
  */
-
-
-// utils
 function memoize(fn, options) {
@@ -41,16 +43,20 @@ // if it is a memoized method, don't re-memoize it
       maxSize = _ref$maxSize === undefined ? 1 : _ref$maxSize,
+      _ref$onCacheAdd = _ref.onCacheAdd,
+      onCacheAdd = _ref$onCacheAdd === undefined ? _utils.onCacheOperation : _ref$onCacheAdd,
       _ref$onCacheChange = _ref.onCacheChange,
-      onCacheChange = _ref$onCacheChange === undefined ? _utils.onCacheChangeOrHitNoOp : _ref$onCacheChange,
+      onCacheChange = _ref$onCacheChange === undefined ? _utils.onCacheOperation : _ref$onCacheChange,
       _ref$onCacheHit = _ref.onCacheHit,
-      onCacheHit = _ref$onCacheHit === undefined ? _utils.onCacheChangeOrHitNoOp : _ref$onCacheHit,
-      transformKey = _ref.transformKey;
+      onCacheHit = _ref$onCacheHit === undefined ? _utils.onCacheOperation : _ref$onCacheHit,
+      transformKey = _ref.transformKey,
+      extraOptions = _objectWithoutProperties(_ref, ['isEqual', 'isPromise', 'maxSize', 'onCacheAdd', 'onCacheChange', 'onCacheHit', 'transformKey']);
 
-  var normalizedOptions = {
+  var normalizedOptions = Object.assign({}, extraOptions, {
     isEqual: isEqual,
     isPromise: isPromise,
     maxSize: maxSize,
+    onCacheAdd: onCacheAdd,
     onCacheChange: onCacheChange,
     onCacheHit: onCacheHit,
     transformKey: transformKey
-  };
+  });
 
@@ -78,2 +84,4 @@ var getKeyIndex = (0, _utils.createGetKeyIndex)(isEqual);
     if (~keyIndex) {
+      onCacheHit(cache, normalizedOptions);
+
       if (keyIndex) {
@@ -85,4 +93,2 @@ (0, _utils.orderByLru)(cache.keys, keyIndex);
       }
-
-      onCacheHit(cache, normalizedOptions);
     } else {
@@ -101,2 +107,3 @@ if (cache.keys.length >= maxSize) {
 
+      onCacheAdd(cache, normalizedOptions);
       onCacheChange(cache, normalizedOptions);
@@ -103,0 +110,0 @@ }

lib/utils.js

@@ -88,3 +88,3 @@ 'use strict';
 /* eslint-disable no-unused-vars */
-var onCacheChangeOrHitNoOp = exports.onCacheChangeOrHitNoOp = function onCacheChangeOrHitNoOp(cacheIgnored, optionsIgnored) {};
+var onCacheOperation = exports.onCacheOperation = function onCacheOperation(cacheIgnored, optionsIgnored) {};
 /* eslint-enable */
@@ -91,0 +91,0 @@

package.json

@@ -33,4 +33,4 @@ {
     "babel-core": "^6.26.0",
-    "babel-eslint": "^8.2.1",
-    "babel-loader": "^7.1.2",
+    "babel-eslint": "^8.2.2",
+    "babel-loader": "^7.1.3",
     "babel-plugin-syntax-flow": "^6.18.0",
@@ -46,7 +46,7 @@ "babel-plugin-transform-flow-strip-types": "^6.22.0",
     "cli-table2": "^0.2.0",
-    "eslint": "^4.17.0",
+    "eslint": "^4.18.1",
     "eslint-config-rapid7": "^2.11.1",
     "eslint-friendly-formatter": "^3.0.0",
     "eslint-loader": "^1.9.0",
-    "fast-equals": "^1.0.6",
+    "fast-equals": "^1.1.0",
     "fast-memoize": "^2.3.0",
@@ -59,3 +59,3 @@ "flow-babel-webpack-plugin": "^1.1.1",
     "lru-memoize": "^1.0.2",
-    "memoizee": "^0.4.11",
+    "memoizee": "^0.4.12",
     "memoizerific": "^1.11.2",
@@ -73,5 +73,5 @@ "moize": "^4.0.4",
     "rimraf": "^2.6.2",
-    "sinon": "^4.2.2",
+    "sinon": "^4.4.2",
     "underscore": "^1.8.3",
-    "webpack": "^3.11.0",
+    "webpack": "^3.10.0",
     "webpack-dev-server": "^2.11.1"
@@ -123,3 +123,3 @@ },
   "types": "./index.d.ts",
-  "version": "1.5.0"
+  "version": "1.6.0"
 }

README.md

@@ -13,2 +13,3 @@ # micro-memoize
   * [maxSize](#maxsize)
+  * [onCacheAdd](#oncacheadd)
   * [onCacheChange](#oncachechange)
@@ -33,3 +34,3 @@ * [onCacheHit](#oncachehit)
 
-As the author of [`moize`](https://github.com/planttheidea/moize), I created a consistently fast memoization library, but `moize` has a lot of features to satisfy a large number of edge cases. `micro-memoize` is a simpler approach, focusing on the core feature set with a much smaller footprint (~1.2kB minified+gzipped). Stripping out these edge cases also allows `micro-memoize` to be faster across the board than `moize`.
+As the author of [`moize`](https://github.com/planttheidea/moize), I created a consistently fast memoization library, but `moize` has a lot of features to satisfy a large number of edge cases. `micro-memoize` is a simpler approach, focusing on the core feature set with a much smaller footprint (~1.3kB minified+gzipped). Stripping out these edge cases also allows `micro-memoize` to be faster across the board than `moize`.
 
@@ -40,6 +41,6 @@ ## Usage
 // ES2015+
-import memoize from 'micro-memoize';
+import memoize from "micro-memoize";
 
 // CommonJS
-const memoize = require('micro-memoize').default;
+const memoize = require("micro-memoize").default;
 
@@ -50,3 +51,3 @@ // old-school
 const assembleToObject = (one, two) => {
-  return {one, two};
+  return { one, two };
 };
@@ -56,4 +57,4 @@
 
-console.log(memoized('one', 'two')); // {one: 'one', two: 'two'}
-console.log(memoized('one', 'two')); // pulled from cache, {one: 'one', two: 'two'}
+console.log(memoized("one", "two")); // {one: 'one', two: 'two'}
+console.log(memoized("one", "two")); // pulled from cache, {one: 'one', two: 'two'}
 ```
@@ -76,5 +77,5 @@
 ```javascript
-import {deepEqual} from 'fast-equals';
+import { deepEqual } from "fast-equals";
 
-const deepObject = (object) => {
+const deepObject = object => {
   return {
@@ -86,3 +87,3 @@ foo: object.foo,
 
-const memoizedDeepObject = memoize(deepObject, {isEqual: deepEqual});
+const memoizedDeepObject = memoize(deepObject, { isEqual: deepEqual });
 
@@ -92,9 +93,9 @@ console.log(
     foo: {
-      deep: 'foo'
+      deep: "foo"
     },
     bar: {
-      deep: 'bar'
+      deep: "bar"
     },
     baz: {
-      deep: 'baz'
+      deep: "baz"
     }
@@ -107,9 +108,9 @@ })
     foo: {
-      deep: 'foo'
+      deep: "foo"
     },
     bar: {
-      deep: 'bar'
+      deep: "bar"
     },
     baz: {
-      deep: 'baz'
+      deep: "baz"
     }
@@ -132,3 +133,3 @@ })
     setTimeout(() => {
-      reject(new Error({one, two}));
+      reject(new Error({ one, two }));
     }, 500);
@@ -138,5 +139,5 @@ });
 
-const memoized = memoize(fn, {isPromise: true});
+const memoized = memoize(fn, { isPromise: true });
 
-memoized('one', 'two');
+memoized("one", "two");
 
@@ -165,13 +166,13 @@ console.log(memoized.cacheSnapshot.keys); // [['one', 'two']]
 
-const memoized = memoize(manyPossibleArgs, {maxSize: 3});
+const memoized = memoize(manyPossibleArgs, { maxSize: 3 });
 
-console.log(memoized('one', 'two')); // ['one', 'two']
-console.log(memoized('two', 'three')); // ['two', 'three']
-console.log(memoized('three', 'four')); // ['three', 'four']
+console.log(memoized("one", "two")); // ['one', 'two']
+console.log(memoized("two", "three")); // ['two', 'three']
+console.log(memoized("three", "four")); // ['three', 'four']
 
-console.log(memoized('one', 'two')); // pulled from cache
-console.log(memoized('two', 'three')); // pulled from cache
-console.log(memoized('three', 'four')); // pulled from cache
+console.log(memoized("one", "two")); // pulled from cache
+console.log(memoized("two", "three")); // pulled from cache
+console.log(memoized("three", "four")); // pulled from cache
 
-console.log(memoized('four', 'five')); // ['four', 'five'], drops ['one', 'two'] from cache
+console.log(memoized("four", "five")); // ['four', 'five'], drops ['one', 'two'] from cache
 ```
@@ -181,2 +182,35 @@
 
+#### onCacheAdd
+
+`function(cache: Cache, options: Options): void`, _defaults to noop_
+
+Callback method that executes whenever the cache is added to. This is mainly to allow for higher-order caching managers that use `micro-memoize` to perform superset functionality on the `cache` object.
+
+```javascript
+const fn = (one, two) => {
+  return [one, two];
+};
+
+const memoized = memoize(fn, {
+  onCacheAdd(cache, options) {
+    console.log("cache has been added to: ", cache);
+    console.log("memoized method has the following options applied: ", options);
+  }
+});
+
+memoized("foo", "bar"); // cache has been added to
+memoized("foo", "bar");
+memoized("foo", "bar");
+
+memoized("bar", "foo"); // cache has been added to
+memoized("bar", "foo");
+memoized("bar", "foo");
+
+memoized("foo", "bar");
+memoized("foo", "bar");
+memoized("foo", "bar");
+```
+
+**NOTE**: This method is not executed when the `cache` is manually manipulated, only when changed via calling the memoized method.
+
 #### onCacheChange
@@ -186,3 +220,3 @@
 
-Callback method that fires whenever the cache is added to or the order is updated. This is mainly to allow for higher-order caching managers that use `micro-memoize` to perform superset functionality on the `cache` object.
+Callback method that executes whenever the cache is added to or the order is updated. This is mainly to allow for higher-order caching managers that use `micro-memoize` to perform superset functionality on the `cache` object.
 
@@ -196,21 +230,21 @@ ```javascript
   onCacheChange(cache, options) {
-    console.log('cache has changed: ', cache);
-    console.log('memoized method has the following options applied: ', options);
+    console.log("cache has changed: ", cache);
+    console.log("memoized method has the following options applied: ", options);
   }
 });
 
-memoized('foo', 'bar'); // cache has changed
-memoized('foo', 'bar');
-memoized('foo', 'bar');
+memoized("foo", "bar"); // cache has changed
+memoized("foo", "bar");
+memoized("foo", "bar");
 
-memoized('bar', 'foo'); // cache has changed
-memoized('bar', 'foo');
-memoized('bar', 'foo');
+memoized("bar", "foo"); // cache has changed
+memoized("bar", "foo");
+memoized("bar", "foo");
 
-memoized('foo', 'bar'); // cache has changed
-memoized('foo', 'bar');
-memoized('foo', 'bar');
+memoized("foo", "bar"); // cache has changed
+memoized("foo", "bar");
+memoized("foo", "bar");
 ```
 
-**NOTE**: This method is not fired when the `cache` is manually manipulated, only when changed via calling the memoized method.
+**NOTE**: This method is not executed when the `cache` is manually manipulated, only when changed via calling the memoized method. When the execution of other cache listeners (`onCacheAdd`, `onCacheHit`) is applicable, this method will execute after those methods.
 
@@ -221,3 +255,3 @@ #### onCacheHit
 
-Callback method that fires whenever the cache is hit, whether the order is updated or not. This is mainly to allow for higher-order caching managers that use `micro-memoize` to perform superset functionality on the `cache` object.
+Callback method that executes whenever the cache is hit, whether the order is updated or not. This is mainly to allow for higher-order caching managers that use `micro-memoize` to perform superset functionality on the `cache` object.
 
@@ -232,21 +266,21 @@ ```javascript
   onCacheHit(cache, options) {
-    console.log('cache was hit: ', cache);
-    console.log('memoized method has the following options applied: ', options);
+    console.log("cache was hit: ", cache);
+    console.log("memoized method has the following options applied: ", options);
   }
 });
 
-memoized('foo', 'bar');
-memoized('foo', 'bar'); // cache was hit
-memoized('foo', 'bar'); // cache was hit
+memoized("foo", "bar");
+memoized("foo", "bar"); // cache was hit
+memoized("foo", "bar"); // cache was hit
 
-memoized('bar', 'foo');
-memoized('bar', 'foo'); // cache was hit
-memoized('bar', 'foo'); // cache was hit
+memoized("bar", "foo");
+memoized("bar", "foo"); // cache was hit
+memoized("bar", "foo"); // cache was hit
 
-memoized('foo', 'bar'); // cache was hit
-memoized('foo', 'bar'); // cache was hit
-memoized('foo', 'bar'); // cache was hit
+memoized("foo", "bar"); // cache was hit
+memoized("foo", "bar"); // cache was hit
+memoized("foo", "bar"); // cache was hit
 ```
 
-**NOTE**: This method is not fired when the `cache` is manually manipulated, only when changed via calling the memoized method.
+**NOTE**: This method is not executed when the `cache` is manually manipulated, only when changed via calling the memoized method.
 
@@ -268,4 +302,4 @@ #### transformKey
 
-console.log(memoized('one', () => {})); // ['one', () => {}]
-console.log(memoized('one', () => {})); // pulled from cache, ['one', () => {}]
+console.log(memoized("one", () => {})); // ['one', () => {}]
+console.log(memoized("one", () => {})); // pulled from cache, ['one', () => {}]
 ```
@@ -291,4 +325,4 @@
 
-console.log(memoized('one', () => {})); // ['one', () => {}]
-console.log(memoized('one', () => {})); // pulled from cache, ['one', () => {}]
+console.log(memoized("one", () => {})); // ['one', () => {}]
+console.log(memoized("one", () => {})); // pulled from cache, ['one', () => {}]
 ```
@@ -315,3 +349,3 @@
 const method = (one, two) => {
-  return {one, two};
+  return { one, two };
 };
@@ -321,6 +355,6 @@
 
-memoized.cache.keys.push(['one', 'two']);
-memoized.cache.values.push('cached');
+memoized.cache.keys.push(["one", "two"]);
+memoized.cache.values.push("cached");
 
-console.log(memoized('one', 'two')); // 'cached'
+console.log(memoized("one", "two")); // 'cached'
 ```
@@ -421,3 +455,3 @@
 * Chrome (all versions)
-* Firefox (all versions)
+* executefox (all versions)
 * Edge (all versions)
@@ -424,0 +458,0 @@ * Opera 15+

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increased by1.79%

Lines of code

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increased by1.65%

Number of lines in readme file

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increased by7.94%

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