Merge pull request #77 from DenislavParvanov/master

add alpha_spaces rule

Author: emsifa

README.md

@@ -667,6 +667,12 @@ The field under this rule may have alpha-numeric characters, as well as dashes a
 
 </details>
 
+<details><summary><strong>alpha_spaces</strong></summary>
+
+The field under this rule may have alpha characters, as well as spaces.
+
+</details>
+
 <details><summary><strong>in</strong>:value_1,value_2,...</summary>
 
 The field under this rule must be included in the given list of values.

src/Rules/AlphaSpaces.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace Rakit\Validation\Rules;
+
+use Rakit\Validation\Rule;
+
+class AlphaSpaces extends Rule
+{
+
+    /** @var string */
+    protected $message = "The :attribute may only allows alphabet and spaces";
+
+    /**
+     * Check the $value is valid
+     *
+     * @param mixed $value
+     * @return bool
+     */
+    public function check($value): bool
+    {
+        if (! is_string($value) && ! is_numeric($value)) {
+            return false;
+        }
+
+        return preg_match('/^[\pL\pM\s]+$/u', $value) > 0;
+    }
+}

src/Validator.php

@@ -129,6 +129,7 @@ protected function registerBaseValidators()
             'numeric'                   => new Rules\Numeric,
             'alpha_num'                 => new Rules\AlphaNum,
             'alpha_dash'                => new Rules\AlphaDash,
+            'alpha_spaces'              => new Rules\AlphaSpaces,
             'in'                        => new Rules\In,
             'not_in'                    => new Rules\NotIn,
             'min'                       => new Rules\Min,

tests/Rules/AlphaSpacesTest.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace Rakit\Validation\Tests;
+
+use Rakit\Validation\Rules\AlphaSpaces;
+use PHPUnit\Framework\TestCase;
+
+class AlphaSpacesTest extends TestCase
+{
+
+    public function setUp()
+    {
+        $this->rule = new AlphaSpaces;
+    }
+
+    public function testValids()
+    {
+        $this->assertTrue($this->rule->check('abc'));
+        $this->assertTrue($this->rule->check('foo bar'));
+        $this->assertTrue($this->rule->check('foo bar  bar'));
+    }
+
+    public function testInvalids()
+    {
+        $this->assertFalse($this->rule->check('123'));
+        $this->assertFalse($this->rule->check('123abc'));
+        $this->assertFalse($this->rule->check('abc123'));
+        $this->assertFalse($this->rule->check('foo_123'));
+        $this->assertFalse($this->rule->check('213-foo'));
+    }
+}