From 821df429312a6edd96587c66155b90dc8fc9060a Mon Sep 17 00:00:00 2001
From: Mansehej <mansehej@gmail.com>
Date: Wed, 13 May 2020 02:31:53 +0530
Subject: [PATCH] Add unshift function in Y.Array

unshift(Array<Object|boolean|Array|string|number|Uint8Array|Y.Type> inserts parameters to the beginning of the yarray
---
 README.md           | 2 ++
 src/types/YArray.js | 9 +++++++++
 2 files changed, 11 insertions(+)

diff --git a/README.md b/README.md
index 5ebdcd95..f6503646 100644
--- a/README.md
+++ b/README.md
@@ -163,6 +163,8 @@ position 0.
     </dd>
     <b><code>push(Array&lt;Object|boolean|Array|string|number|Uint8Array|Y.Type&gt;)</code></b>
     <dd></dd>
+    <b><code>unshift(Array&lt;Object|boolean|Array|string|number|Uint8Array|Y.Type&gt;)</code></b>
+    <dd></dd>
     <b><code>delete(index:number, length:number)</code></b>
     <dd></dd>
     <b><code>get(index:number)</code></b>
diff --git a/src/types/YArray.js b/src/types/YArray.js
index 58334df3..171eec8b 100644
--- a/src/types/YArray.js
+++ b/src/types/YArray.js
@@ -121,6 +121,15 @@ export class YArray extends AbstractType {
     this.insert(this.length, content)
   }
 
+  /**
+   * Preppends content to this YArray.
+   *
+   * @param {Array<T>} content Array of content to preppend.
+   */
+  unshift (content) {
+    this.insert(0, content)
+  }
+
   /**
    * Deletes elements starting from an index.
    *