Add VersionChecker implementation, add interfaces

Author: msmakouz

.gitignore

@@ -1,6 +1,7 @@
 .idea
 .php_cs
 .php_cs.cache
+.phpunit.cache
 .phpunit.result.cache
 build
 composer.lock

psalm.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0"?>
 <psalm
-        errorLevel="4"
+        errorLevel="1"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xmlns="https://getpsalm.org/schema/config"
         xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"

src/Exception/RoadrunnerNotInstalledException.php

@@ -0,0 +1,9 @@
+<?php
+
+declare(strict_types=1);
+
+namespace RoadRunner\VersionChecker\Exception;
+
+final class RoadrunnerNotInstalledException extends VersionCheckerException
+{
+}

src/Exception/UnsupportedVersionException.php

@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+namespace RoadRunner\VersionChecker\Exception;
+
+final class UnsupportedVersionException extends VersionCheckerException
+{
+    /**
+     * @param non-empty-string $message
+     * @param non-empty-string $installed
+     * @param non-empty-string $requested
+     */
+    public function __construct(
+        string $message,
+        private readonly string $installed,
+        private readonly string $requested
+    ) {
+        parent::__construct($message);
+    }
+
+    /**
+     * @return non-empty-string
+     */
+    public function getInstalledVersion(): string
+    {
+        return $this->installed;
+    }
+
+    /**
+     * @return non-empty-string
+     */
+    public function getRequestedVersion(): string
+    {
+        return $this->requested;
+    }
+}

src/Exception/VersionCheckerException.php

@@ -0,0 +1,9 @@
+<?php
+
+declare(strict_types=1);
+
+namespace RoadRunner\VersionChecker\Exception;
+
+abstract class VersionCheckerException extends \Exception
+{
+}

src/Version/Comparator.php

@@ -0,0 +1,41 @@
+<?php
+
+declare(strict_types=1);
+
+namespace RoadRunner\VersionChecker\Version;
+
+final class Comparator implements ComparatorInterface
+{
+    /**
+     * @param non-empty-string $requested
+     * @param non-empty-string $installed
+     */
+    public function greaterThan(string $requested, string $installed): bool
+    {
+        // TODO need implementation
+
+        return true;
+    }
+
+    /**
+     * @param non-empty-string $requested
+     * @param non-empty-string $installed
+     */
+    public function lessThan(string $requested, string $installed): bool
+    {
+        // TODO need implementation
+
+        return true;
+    }
+
+    /**
+     * @param non-empty-string $requested
+     * @param non-empty-string $installed
+     */
+    public function equal(string $requested, string $installed): bool
+    {
+        // TODO need implementation
+
+        return true;
+    }
+}

src/Version/ComparatorInterface.php

@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace RoadRunner\VersionChecker\Version;
+
+interface ComparatorInterface
+{
+    /**
+     * @param non-empty-string $requested
+     * @param non-empty-string $installed
+     */
+    public function greaterThan(string $requested, string $installed): bool;
+
+    /**
+     * @param non-empty-string $requested
+     * @param non-empty-string $installed
+     */
+    public function lessThan(string $requested, string $installed): bool;
+
+    /**
+     * @param non-empty-string $requested
+     * @param non-empty-string $installed
+     */
+    public function equal(string $requested, string $installed): bool;
+}

src/Version/Installed.php

@@ -0,0 +1,22 @@
+<?php
+
+declare(strict_types=1);
+
+namespace RoadRunner\VersionChecker\Version;
+
+use RoadRunner\VersionChecker\Exception\RoadrunnerNotInstalledException;
+
+final class Installed implements InstalledInterface
+{
+    /**
+     * @return non-empty-string
+     *
+     * @throws RoadrunnerNotInstalledException
+     */
+    public function getInstalledVersion(): string
+    {
+        // TODO need implementation
+
+        throw new RoadrunnerNotInstalledException();
+    }
+}

src/Version/InstalledInterface.php

@@ -0,0 +1,17 @@
+<?php
+
+declare(strict_types=1);
+
+namespace RoadRunner\VersionChecker\Version;
+
+use RoadRunner\VersionChecker\Exception\RoadrunnerNotInstalledException;
+
+interface InstalledInterface
+{
+    /**
+     * @return non-empty-string
+     *
+     * @throws RoadrunnerNotInstalledException
+     */
+    public function getInstalledVersion(): string;
+}

src/Version/Required.php

@@ -0,0 +1,16 @@
+<?php
+
+declare(strict_types=1);
+
+namespace RoadRunner\VersionChecker\Version;
+
+final class Required implements RequiredInterface
+{
+    /**
+     * @return non-empty-string
+     */
+    public function getRequiredVersion(): string
+    {
+        return '1.0'; // TODO need implementation
+    }
+}