feat(Array): add contains

composer.json

@@ -31,17 +31,18 @@
     }
   },
   "require-dev": {
-    "nette/tester": "^2.4",
-    "phpstan/phpstan": "^1.8",
-    "phpstan/phpstan-strict-rules": "^1.4",
+    "phpstan/phpstan": "^2.0",
+    "phpstan/phpstan-strict-rules": "^2.0",
+    "phpstan/phpstan-deprecation-rules": "^2.0",
     "tracy/tracy": "^2.9"
   },
   "config": {
     "sort-packages": true
   },
   "scripts": {
+    "coverage": "vendor/bin/tester --coverage coverage.html --coverage-src src/ --colors 1 -s -C tests/src",
+    "qa": "composer stan && composer tests",
     "stan": "vendor/bin/phpstan analyse",
-    "tests": "vendor/bin/tester --colors 1 -s -C tests/src",
-    "coverage": "vendor/bin/tester --coverage coverage.html --coverage-src src/ --colors 1 -s -C tests/src"
+    "tests": "vendor/bin/tester --colors 1 -s -C tests/src"
   }
 }

src/Basic/Arrays.php

@@ -43,6 +43,16 @@ public static function startWith(string $haystack, string ...$needle): bool
 	}
 
 
+	/**
+	 * strict in_array
+	 * @param list<mixed>|array<string|int, mixed> $haystack
+	 */
+	public static function contains(string $needle, array $haystack): bool
+	{
+		return in_array($needle, $haystack, true);
+	}
+
+
 	/**
 	 * @param array<scalar|Stringable|null> $array
 	 * @deprecated use join
@@ -69,14 +79,13 @@ public static function join(array $array, string $delimiter = ','): string
 
 	/**
 	 * The original explode(',', '') return [''] right is [].
+	 * @param non-empty-string $delimiter
 	 *
 	 * @return array<string>
 	 */
 	public static function explode(string $value, string $delimiter = ','): array
 	{
-		if ($delimiter === '') {
-			throw new DataType\Exceptions\InvalidArgumentsException('Delimiter like empty string is not allowed.');
-		} elseif ($value === '') {
+		if ($value === '') {
 			return [];
 		}
 

tests/src/Unit/Basic/ArraysTest.php

@@ -66,8 +66,6 @@ public function testExplode(): void
 	{
 		Assert::same(['a', 'b'], Arrays::explode('a,b'));
 		Assert::same([], Arrays::explode(''));
-		Assert::exception(fn (
-		) => Arrays::explode('a,b', ''), h4kuna\DataType\Exceptions\InvalidArgumentsException::class);
 	}