[String] Add the s() helper method
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@ -8,6 +8,8 @@ CHANGELOG
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* made `AbstractString::width()` follow POSIX.1-2001
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* added `LazyString` which provides memoizing stringable objects
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* The component is not marked as `@experimental` anymore.
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* Added the `s()` helper method to get either an `UnicodeString` or `ByteString` instance,
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depending of the input string UTF-8 compliancy.
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5.0.0
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-----
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@ -20,3 +20,11 @@ function b(string $string = ''): ByteString
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{
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return new ByteString($string);
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}
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/**
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* @return UnicodeString|ByteString
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*/
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function s(string $string): AbstractString
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{
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return preg_match('//u', $string) ? new UnicodeString($string) : new ByteString($string);
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}
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39
src/Symfony/Component/String/Tests/FunctionsTest.php
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39
src/Symfony/Component/String/Tests/FunctionsTest.php
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@ -0,0 +1,39 @@
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\String\Tests;
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use PHPUnit\Framework\TestCase;
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use Symfony\Component\String\AbstractString;
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use Symfony\Component\String\ByteString;
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use function Symfony\Component\String\s;
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use Symfony\Component\String\UnicodeString;
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final class FunctionsTest extends TestCase
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{
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/**
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* @dataProvider provideS
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*/
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public function testS(AbstractString $expected, string $input)
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{
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$this->assertEquals($expected, s($input));
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}
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public function provideS()
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{
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return [
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[new UnicodeString('foo'), 'foo'],
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[new UnicodeString('अनुच्छेद'), 'अनुच्छेद'],
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[new ByteString("b\x80ar"), "b\x80ar"],
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[new ByteString("\xfe\xff"), "\xfe\xff"],
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];
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}
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}
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