Merge pull request #6766 from chrootsu/lodash-set

lodash: signatures of the method _.set have been changed

lodash/lodash-tests.ts

@@ -6158,14 +6158,41 @@ interface TestPickFn {
 }
 
 // _.set
-{
-    let testSetObject: TResult;
-    let testSetPath: {toSting(): string};
-    let result: TResult;
-    result = _.set(testSetObject, testSetPath, any);
-    result = _.set(testSetObject, [testSetPath], any);
-    result = _(testSetObject).set(testSetPath, any).value();
-    result = _(testSetObject).set([testSetPath], any).value();
+module TestSet {
+    type SampleValue = {a: number; b: string; c: boolean;};
+
+    let object: TResult;
+    let value = {a: 1, b: '', c: true};
+
+    {
+        let result: TResult;
+
+        result = _.set(object, '', any);
+        result = _.set(object, ['a', 'b', 1], any);
+
+        result = _.set<SampleValue>(object, '', value);
+        result = _.set<SampleValue>(object, ['a', 'b', 1], value);
+    }
+
+    {
+        let result: _.LoDashImplicitObjectWrapper<TResult>;
+
+        result = _(object).set('', any);
+        result = _(object).set(['a', 'b', 1], any);
+
+        result = _(object).set<SampleValue>('', value);
+        result = _(object).set<SampleValue>(['a', 'b', 1], value);
+    }
+
+    {
+        let result: _.LoDashExplicitObjectWrapper<TResult>;
+
+        result = _(object).chain().set('', any);
+        result = _(object).chain().set(['a', 'b', 1], any);
+
+        result = _(object).chain().set<SampleValue>('', value);
+        result = _(object).chain().set<SampleValue>(['a', 'b', 1], value);
+    }
 }
 
 // _.transform

lodash/lodash.d.ts

@@ -11077,18 +11077,37 @@ declare module _ {
             path: StringRepresentable|StringRepresentable[],
             value: any
         ): T;
+
+        /**
+         * @see _.set
+         */
+        set<V, T>(
+            object: T,
+            path: StringRepresentable|StringRepresentable[],
+            value: V
+        ): T;
     }
 
     interface LoDashImplicitObjectWrapper<T> {
         /**
          * @see _.set
          */
-        set(
+        set<V>(
             path: StringRepresentable|StringRepresentable[],
-            value: any
+            value: V
         ): LoDashImplicitObjectWrapper<T>;
     }
 
+    interface LoDashExplicitObjectWrapper<T> {
+        /**
+         * @see _.set
+         */
+        set<V>(
+            path: StringRepresentable|StringRepresentable[],
+            value: V
+        ): LoDashExplicitObjectWrapper<T>;
+    }
+
     //_.transform
     interface LoDashStatic {
         /**