Merge pull request #5610 from chrootsu/lodash-isPlainObject

lodash: changed _.isPlainObject() method

lodash/lodash-tests.ts

@@ -1284,6 +1284,12 @@ result = <boolean>_(1).isNumber();
 result = <boolean>_<any>([]).isNumber();
 result = <boolean>_({}).isNumber();
 
+// _.isPlainObject
+result = <boolean>_.isPlainObject(any);
+result = <boolean>_(1).isPlainObject();
+result = <boolean>_<any>([]).isPlainObject();
+result = <boolean>_({}).isPlainObject();
+
 // _.isRegExp
 result = <boolean>_.isRegExp(any);
 result = <boolean>_(1).isRegExp();
@@ -1527,10 +1533,6 @@ class Stooge {
         ) { }
 }
 
-result = <boolean>_.isPlainObject(new Stooge('moe', 40));
-result = <boolean>_.isPlainObject([1, 2, 3]);
-result = <boolean>_.isPlainObject({ 'name': 'moe', 'age': 40 });
-
 result = <string[]>_.keys({ 'one': 1, 'two': 2, 'three': 3 });
 result = <string[]>_({ 'one': 1, 'two': 2, 'three': 3 }).keys().value();
 

lodash/lodash.d.ts

@@ -6415,6 +6415,27 @@ declare module _ {
         isNumber(): boolean;
     }
 
+    //_.isPlainObject
+    interface LoDashStatic {
+        /**
+         * Checks if value is a plain object, that is, an object created by the Object constructor or one with a
+         * [[Prototype]] of null.
+         *
+         * Note: This method assumes objects created by the Object constructor have no inherited enumerable properties.
+         *
+         * @param value The value to check.
+         * @return Returns true if value is a plain object, else false.
+         */
+        isPlainObject(value?: any): boolean;
+    }
+
+    interface LoDashWrapperBase<T, TWrapper> {
+        /**
+         * see _.isPlainObject
+         */
+        isPlainObject(): boolean;
+    }
+
     //_.isRegExp
     interface LoDashStatic {
         /**
@@ -7205,16 +7226,6 @@ declare module _ {
         isObject(value?: any): boolean;
     }
 
-    //_.isPlainObject
-    interface LoDashStatic {
-        /**
-        * Checks if value is an object created by the Object constructor.
-        * @param value The value to check.
-        * @return True if value is a plain object, else false.
-        **/
-        isPlainObject(value?: any): boolean;
-    }
-
     //_.keys
     interface LoDashStatic {
         /**