feat: replace phpoption/phpoption with azjezz/psl (#46)

azjezz/psl is more adopted within our code bases

README.md

@@ -53,7 +53,7 @@ use function Cdn77\Functions\Iterable\find;
 $iterable = [0, 1, 2, 3];
 $option = find($iterable, static fn (mixed $_, int $value) => $value < 2);
 
-assert($option->get() === 0);
+assert($option->unwrap() === 0);
 ```
 
 [GA Image]: https://github.com/cdn77/PhpFunctions/workflows/CI/badge.svg

composer.json

@@ -21,7 +21,7 @@
     "require": {
         "php": "^8.2",
         "ext-ds": "*",
-        "phpoption/phpoption": "^1.9"
+        "azjezz/psl": "^2.9"
     },
     "require-dev": {
         "cdn77/coding-standard": "^7.0",

src/iterable.php

@@ -4,9 +4,7 @@
 
 namespace Cdn77\Functions\Iterable;
 
-use PhpOption\None;
-use PhpOption\Option;
-use PhpOption\Some;
+use Psl\Option\Option;
 
 /**
  * @param iterable<K, T> $iterable
@@ -21,9 +19,9 @@ function find(iterable $iterable, callable $filterFn): Option
 {
     foreach ($iterable as $k => $v) {
         if ($filterFn($k, $v)) {
-            return new Some($v);
+            return Option::some($v);
         }
     }
 
-    return None::create();
+    return Option::none();
 }

tests/IterableTest.php

@@ -4,7 +4,6 @@
 
 namespace Cdn77\Functions\Tests;
 
-use PhpOption\None;
 use PHPUnit\Framework\Attributes\CoversFunction;
 use PHPUnit\Framework\TestCase;
 
@@ -18,14 +17,14 @@ public function testFindFirst(): void
         $iterable = [0, 1, 2, 3];
         $option = find($iterable, static fn (mixed $_, int $value) => $value < 2);
 
-        self::assertSame(0, $option->getOrElse(null));
+        self::assertSame(0, $option->unwrapOr(null));
     }
 
     public function testDontFind(): void
     {
         $iterable = [0, 1, 2, 3];
         $option = find($iterable, static fn (mixed $_, int $value) => $value > 3);
 
-        self::assertSame(None::create(), $option);
+        self::assertTrue($option->isNone());
     }
 }