Push can take variadic arguments

README.md

@@ -1977,7 +1977,7 @@ collection.all();
 
 #### `push()`
 
-The push method appends an item to the end of the collection:
+The push method appends items to the end of the collection:
 
 ```js
 const collection = collect([1, 2, 3, 4]);

docs/api/push.md

@@ -1,6 +1,6 @@
 # `push()`
 
-The push method appends an item to the end of the collection:
+The push method appends items to the end of the collection:
 
 ```js
 const collection = collect([1, 2, 3, 4]);

index.d.ts

@@ -303,9 +303,9 @@ declare module 'collect.js' {
     pull<K>(key: keyof Item | K): Item | null;
 
     /**
-     * The push method appends an item to the end of the collection.
+     * The push method appends items to the end of the collection.
      */
-    push(item: Item): this;
+    push(...item: Item[]): this;
 
     /**
      * The put method sets the given key and value in the collection.

test/methods/push_test.js

@@ -19,9 +19,7 @@ module.exports = (it, expect, collect) => {
     const collection = collect([1, 2, 3, 4]);
     expect(collection.all()).to.eql([1, 2, 3, 4]);
 
-    const values = [1, 2, 3, 4, 5];
-
-    collection.push(...values);
+    collection.push(1, 2, 3, 4, 5);
     expect(collection.all()).to.eql([1, 2, 3, 4, 1, 2, 3, 4, 5]);
   });
 };