feat: string reverse helper

README.md

@@ -8,6 +8,7 @@ Collection of helpers for re-use accross a few of our projects
   - [Helpers](#helpers)
   - [Delayed notifications blocking:](#delayed-notifications-blocking)
   - [DB Macros](#db-macros)
+  - [String Macros](#string-macros)
   - [Credits](#credits)
 
 ## Installation
@@ -115,6 +116,9 @@ Model::whereNullOrEmpty('column_name'); //generates select * where 1=1 and (colu
 Model::orWhereNullOrEmpty('column_name'); //generates select * where 1=1 or (column_name is null or column_name = '')
 Model::whereNotNullOrEmpty('column_name'); //generates select * where 1=1 and (column_name is not null and column_name != '')
 Model::orWhereNotNullOrEmpty('column_name'); //generates select * where 1=1 or (column_name is not null and column_name != '')
+```
+## String Macros
+`Str::reverse(string)` - to safely reverse a string that is multibyte safe.
 
 ## Credits
 

src/ServiceProvider.php

@@ -2,6 +2,7 @@
 
 namespace CustomD\LaravelHelpers;
 
+use Illuminate\Support\Str;
 use Illuminate\Support\Facades\Event;
 use Illuminate\Database\Query\Builder;
 use CustomD\LaravelHelpers\Database\Query\Mixins\NullOrEmptyMixin;
@@ -15,6 +16,7 @@ public function boot()
     {
         $this->registerEvents();
         $this->registerDbMacros();
+        $this->registerStringMacros();
     }
 
     public function register()
@@ -34,4 +36,13 @@ protected function registerDbMacros()
     {
         Builder::mixin(new NullOrEmptyMixin());
     }
+
+    protected function registerStringMacros()
+    {
+        /** @macro \Illuminate\Support\Str */
+        Str::macro('reverse', function ($string, $encoding = null) {
+            $chars = mb_str_split($string, 1, $encoding ?? mb_internal_encoding());
+            return implode('', array_reverse($chars));
+        });
+    }
 }

tests/StringMacrosTest.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace CustomD\LaravelHelpers\Tests;
+
+use Illuminate\Support\Str;
+use Orchestra\Testbench\TestCase;
+use CustomD\LaravelHelpers\ServiceProvider;
+use CustomD\LaravelHelpers\Facades\LaravelHelpers;
+
+class StringMacrosTest extends TestCase
+{
+    protected function getPackageProviders($app)
+    {
+        return [ServiceProvider::class];
+    }
+
+    protected function getPackageAliases($app)
+    {
+        return [
+            'laravel-helpers' => LaravelHelpers::class,
+        ];
+    }
+
+    public function testReverseStringMacro()
+    {
+        $str = "hello World";
+        $rev = 'dlroW olleh';
+        $this->assertEquals($rev, Str::reverse($str));
+
+        $encodedStr = 'te reo māori';
+        $encodedRev = 'iroām oer et';
+        $this->assertEquals($encodedRev, Str::reverse($encodedStr));
+    }
+}