putil-merge - npm Package Compare versions

Comparing version 3.12.1 to 3.13.0

lib/merge.d.ts

@@ -21,5 +21,12 @@ export as namespace mergeLib;
     combine?: boolean;
+    /**
+     * Copies field descriptors
+     */
     descriptor?: boolean;
     filter?: FilterCallback;
     arrayMerge?: boolean | ArrayMergeCallback;
+    /**
+     * Copy fields which values are "undefined"
+     */
+    copyUndefined?: boolean;
   }
@@ -26,0 +33,0 @@

lib/merge.js

@@ -18,12 +18,13 @@ /* putil-merge
  * @param {Boolean|Function} [options.arrayMerge]
+ * @param {Function} [options.copyUndefined]
  * @return {Object}
  */
 function merge(target, source, options = {}) {
-  if (!(isObject(target) || typeof target=== 'function'))
+  if (!(isObject(target) || typeof target === 'function'))
     throw new TypeError('Property "target" requires object or function type');
-  if (typeof target=== 'function' && options.clone)
+  if (typeof target === 'function' && options.clone)
     throw new TypeError('Can not clone a function');
   if (!source)
     return target;
-  if (!(isObject(source) || typeof source=== 'function'))
+  if (!(isObject(source) || typeof source === 'function'))
     throw new TypeError('Property "source" requires object or function type');
@@ -35,2 +36,3 @@ const optionDeep = options.deep;
   const optionCombine = options.combine;
+  const optionCopyUndefined = options.copyUndefined;
   const optionArrayMerge = options.arrayMerge;
@@ -56,3 +58,3 @@
     let srcVal = source[key];
-    if (srcVal === undefined)
+    if (srcVal === undefined && !optionCopyUndefined)
       continue;
@@ -70,3 +72,4 @@
     if (isPlainObject(srcVal)) {
-      if (optionDeep === true || (typeof optionDeep === 'function' && optionDeep(srcVal))) {
+      if (optionDeep === true ||
+          (typeof optionDeep === 'function' && optionDeep(srcVal))) {
         if (!isObject(trgVal)) {
@@ -115,6 +118,8 @@ descriptor.value = trgVal = {};
 const isPlainObject = (obj) => {
-  if (typeof obj === 'object' && Object.prototype.toString.call(obj) === '[object Object]') {
+  if (typeof obj === 'object' && Object.prototype.toString.call(obj) ===
+      '[object Object]') {
     const proto = Object.getPrototypeOf(obj);
     if (proto) {
-      const ctor = Object.prototype.hasOwnProperty.call(proto, 'constructor') && proto.constructor;
+      const ctor = Object.prototype.hasOwnProperty.call(proto, 'constructor') &&
+          proto.constructor;
       return typeof ctor === 'function' && (ctor instanceof ctor) &&
@@ -125,4 +130,4 @@ Function.prototype.toString.call(ctor) === objCtorStr;
   return false;
-}
+};
 
 module.exports = merge;

package.json

 {
   "name": "putil-merge",
   "description": "Lightweight solution for merging multiple objects into one. Also it supports deep merge and deep clone",
-  "version": "3.12.1",
+  "version": "3.13.0",
   "author": "Panates Ltd.",
@@ -22,8 +22,8 @@ "contributors": [
   "devDependencies": {
-    "@types/mocha": "^10.0.2",
-    "@types/node": "^20.8.6",
-    "eslint": "^8.51.0",
+    "@types/mocha": "^10.0.7",
+    "@types/node": "^20.14.14",
+    "eslint": "^8.57.0",
     "eslint-config-google": "^0.14.0",
-    "mocha": "^10.2.0",
-    "nyc": "^15.1.0"
+    "mocha": "^10.7.0",
+    "nyc": "^17.0.0"
   },
@@ -30,0 +30,0 @@ "engines": {

No alert changes

Improved metrics

Total package byte prevSize

11348

increased by2.67%

Lines of code

143

increased by9.16%

No dependency changes