feat: Add Segment object representation

Author: Greg0

composer.json

@@ -40,7 +40,10 @@
   "require": {
     "php": "^7.4 || ^8.0",
     "ext-json": "*",
-    "psr/log": "^1.1"
+    "ext-mbstring": "*",
+    "psr/log": "^1.1",
+    "symfony/polyfill-php80": "^1.32",
+    "symfony/yaml": "^5.4"
   },
   "require-dev": {
     "phpunit/phpunit": "^9",

composer.lock

@@ -0,0 +1,40 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Featurevisor\Datafile;
+
+
+use Featurevisor\Datafile\Conditions\ConditionFactory;
+use Featurevisor\Datafile\Conditions\ConditionInterface;
+use Featurevisor\Datafile\Conditions\EveryoneCondition;
+
+final class Conditions implements ConditionInterface
+{
+    private ConditionInterface $expression;
+
+    public static function createFromMixed($conditions): self
+    {
+        if ($conditions === '*') {
+            return new self(new EveryoneCondition());
+        }
+
+        if (is_array($conditions) === false) {
+            throw new \InvalidArgumentException('Conditions must be array or string');
+        }
+
+        $factory = new ConditionFactory();
+
+        return new self($factory->create($conditions));
+    }
+
+    public function __construct(ConditionInterface $expression)
+    {
+        $this->expression = $expression;
+    }
+
+    public function isSatisfiedBy(array $context): bool
+    {
+        return $this->expression->isSatisfiedBy($context);
+    }
+}