muk-prop - npm Package Compare versions

Comparing version 1.2.1 to 3.0.0

lib/index.js

 'use strict';
 
 // Keep track of mocks
-var mocks = [];
-var cache = new Map();
+let mocks = [];
+const cache = new Map();
 
 
 /**
- * Mocks a method of an object.
+ * Mocks a value of an object.
  *
  * @param {Object} obj
  * @param {string} key
- * @param {!Function} method
+ * @param {!Function|Object} value
  */
-var method = module.exports = (obj, key, method) => {
-  method = method === undefined ? () => {} : method;
-  var hasOwnProperty = obj.hasOwnProperty(key);
+const method = module.exports = (obj, key, value) => {
+  const hasOwnProperty = Object.prototype.hasOwnProperty.call(obj, key);
   mocks.push({
@@ -32,3 +31,3 @@ obj,
   // Set a flag that checks if it is mocked
-  var flag = cache.get(obj);
+  let flag = cache.get(obj);
   if (!flag) {
@@ -40,9 +39,18 @@ flag = new Set();
 
-  Object.defineProperty(obj, key, {
-    writable: true,
+  const descriptor = {
     configurable: true,
     enumerable: true,
-    value: method
-  });
+  };
 
+  if (value && (value.get || value.set)) {
+    // Default to undefined
+    descriptor.get = value.get;
+    descriptor.set = value.set;
+  } else {
+    // Without getter/setter mode
+    descriptor.value = value;
+    descriptor.writable = true;
+  }
+
+  Object.defineProperty(obj, key, descriptor);
 };
@@ -54,4 +62,4 @@
 method.restore = () => {
-  for (var i = mocks.length - 1; i >= 0; i--) {
-    var m = mocks[i];
+  for (let i = mocks.length - 1; i >= 0; i--) {
+    let m = mocks[i];
     if (!m.hasOwnProperty) {
@@ -69,5 +77,5 @@ // Delete the mock key, use key on the prototype
 
-method.isMocked = function isMocked(obj, key) {
-  var flag = cache.get(obj);
+method.isMocked = (obj, key) => {
+  let flag = cache.get(obj);
   return flag ? flag.has(key) : false;
 };

package.json

@@ -9,3 +9,3 @@ {
   ],
-  "version": "1.2.1",
+  "version": "3.0.0",
   "repository": {
@@ -25,6 +25,6 @@ "type": "git",
     "istanbul": "^0.4.5",
-    "mocha": "^5.0.0"
+    "mocha": "^6.0.0"
   },
   "engines": {
-    "node": ">=4"
+    "node": ">=6"
   },
@@ -31,0 +31,0 @@ "license": "MIT",

README.md

@@ -22,2 +22,17 @@ # muk-prop.js
 
+Object props mocking with setter/getter.
+
+```js
+const muk = require('muk-prop');
+
+const obj = { _a: 1 };
+muk(obj, 'a', {
+  set: (val) => obj._a = val * 2,
+  get: (val) => obj._a,
+});
+
+obj.a = 2;
+console.log(obj.a); // 4
+```
+
 Check if member has been mocked.
@@ -29,3 +44,3 @@
 
-Restore all mocked methods after tests.
+Restore all mocked methods/props after tests.
 
@@ -32,0 +47,0 @@ ```js

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Found 1 instance in 1 package

Fixed alerts

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Improved metrics

Total package byte prevSize

4512

increased by2.73%

Lines of code

67

increased by11.67%

Number of lines in readme file

65

increased by30%

Worsened metrics

Number of package files

4

decreased by-20%

No dependency changes