New ext providing md5 and sha256 hashing algos for strings and numbers.

src/Interpreter.php

@@ -103,5 +103,6 @@ private static function buildCachedPath(string $source, string $path): string {
 	\Smuuf\Primi\Psl\RegexExtension::class,
 	\Smuuf\Primi\Psl\BoolExtension::class,
 	\Smuuf\Primi\Psl\CastingExtension::class,
+	\Smuuf\Primi\Psl\HashExtension::class
 ]);
 

src/extensions/psl/HashExtension.php

@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types = 1);
+
+namespace Smuuf\Primi\Psl;
+
+use \Smuuf\Primi\Extension;
+use \Smuuf\Primi\Helpers\Common;
+use \Smuuf\Primi\Structures\StringValue;
+use \Smuuf\Primi\Structures\NumberValue;
+use \Smuuf\Primi\Structures\Value;
+
+class HashExtension extends Extension {
+
+	public static function hash_md5(Value $val): StringValue {
+		Common::allowTypes($val, StringValue::class, NumberValue::class);
+		$hash = md5((string) $val->value);
+		return new StringValue($hash);
+	}
+
+	public static function hash_sha256(Value $val): StringValue {
+		Common::allowTypes($val, StringValue::class, NumberValue::class);
+		$hash = hash('sha256', $val->value);
+		return new StringValue($hash);
+	}
+
+}