Vendor lock

vendor/phar-io/version/src/Version.php

@@ -0,0 +1,175 @@
+<?php
+/*
+ * This file is part of PharIo\Version.
+ *
+ * (c) Arne Blankerts <arne@blankerts.de>, Sebastian Heuer <sebastian@phpeople.de>, Sebastian Bergmann <sebastian@phpunit.de>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace PharIo\Version;
+
+class Version {
+    /**
+     * @var VersionNumber
+     */
+    private $major;
+
+    /**
+     * @var VersionNumber
+     */
+    private $minor;
+
+    /**
+     * @var VersionNumber
+     */
+    private $patch;
+
+    /**
+     * @var PreReleaseSuffix
+     */
+    private $preReleaseSuffix;
+
+    /**
+     * @var string
+     */
+    private $versionString = '';
+
+    /**
+     * @param string $versionString
+     */
+    public function __construct($versionString) {
+        $this->ensureVersionStringIsValid($versionString);
+
+        $this->versionString = $versionString;
+    }
+
+    /**
+     * @return PreReleaseSuffix
+     */
+    public function getPreReleaseSuffix() {
+        return $this->preReleaseSuffix;
+    }
+
+    /**
+     * @return string
+     */
+    public function getVersionString() {
+        return $this->versionString;
+    }
+
+    /**
+     * @return bool
+     */
+    public function hasPreReleaseSuffix() {
+        return $this->preReleaseSuffix !== null;
+    }
+
+    /**
+     * @param Version $version
+     *
+     * @return bool
+     */
+    public function isGreaterThan(Version $version) {
+        if ($version->getMajor()->getValue() > $this->getMajor()->getValue()) {
+            return false;
+        }
+
+        if ($version->getMajor()->getValue() < $this->getMajor()->getValue()) {
+            return true;
+        }
+
+        if ($version->getMinor()->getValue() > $this->getMinor()->getValue()) {
+            return false;
+        }
+
+        if ($version->getMinor()->getValue() < $this->getMinor()->getValue()) {
+            return true;
+        }
+
+        if ($version->getPatch()->getValue() > $this->getPatch()->getValue()) {
+            return false;
+        }
+
+        if ($version->getPatch()->getValue() < $this->getPatch()->getValue()) {
+            return true;
+        }
+
+        if (!$version->hasPreReleaseSuffix() && !$this->hasPreReleaseSuffix()) {
+            return false;
+        }
+
+        if ($version->hasPreReleaseSuffix() && !$this->hasPreReleaseSuffix()) {
+            return true;
+        }
+
+        if (!$version->hasPreReleaseSuffix() && $this->hasPreReleaseSuffix()) {
+            return false;
+        }
+
+        return $this->getPreReleaseSuffix()->isGreaterThan($version->getPreReleaseSuffix());
+    }
+
+    /**
+     * @return VersionNumber
+     */
+    public function getMajor() {
+        return $this->major;
+    }
+
+    /**
+     * @return VersionNumber
+     */
+    public function getMinor() {
+        return $this->minor;
+    }
+
+    /**
+     * @return VersionNumber
+     */
+    public function getPatch() {
+        return $this->patch;
+    }
+
+    /**
+     * @param array $matches
+     */
+    private function parseVersion(array $matches) {
+        $this->major = new VersionNumber($matches['Major']);
+        $this->minor = new VersionNumber($matches['Minor']);
+        $this->patch = isset($matches['Patch']) ? new VersionNumber($matches['Patch']) : new VersionNumber(null);
+
+        if (isset($matches['PreReleaseSuffix'])) {
+            $this->preReleaseSuffix = new PreReleaseSuffix($matches['PreReleaseSuffix']);
+        }
+    }
+
+    /**
+     * @param string $version
+     *
+     * @throws InvalidVersionException
+     */
+    private function ensureVersionStringIsValid($version) {
+        $regex = '/^v?
+            (?<Major>(0|(?:[1-9][0-9]*)))
+            \\.
+            (?<Minor>(0|(?:[1-9][0-9]*)))
+            (\\.
+                (?<Patch>(0|(?:[1-9][0-9]*)))
+            )?
+            (?:
+                -
+                (?<PreReleaseSuffix>(?:(dev|beta|b|RC|alpha|a|patch|p)\.?\d*))
+            )?       
+        $/x';
+
+        if (preg_match($regex, $version, $matches) !== 1) {
+            throw new InvalidVersionException(
+                sprintf("Version string '%s' does not follow SemVer semantics", $version)
+            );
+        }
+
+        $this->parseVersion($matches);
+    }
+}