init

vendor/phar-io/manifest/src/values/Application.php

@@ -0,0 +1,20 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+class Application extends Type {
+    /**
+     * @return bool
+     */
+    public function isApplication() {
+        return true;
+    }
+}

vendor/phar-io/manifest/src/values/ApplicationName.php

@@ -0,0 +1,65 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+class ApplicationName {
+    /**
+     * @var string
+     */
+    private $name;
+
+    /**
+     * ApplicationName constructor.
+     *
+     * @param string $name
+     *
+     * @throws InvalidApplicationNameException
+     */
+    public function __construct($name) {
+        $this->ensureIsString($name);
+        $this->ensureValidFormat($name);
+        $this->name = $name;
+    }
+
+    /**
+     * @return string
+     */
+    public function __toString() {
+        return $this->name;
+    }
+
+    public function isEqual(ApplicationName $name) {
+        return $this->name === $name->name;
+    }
+
+    /**
+     * @param string $name
+     *
+     * @throws InvalidApplicationNameException
+     */
+    private function ensureValidFormat($name) {
+        if (!preg_match('#\w/\w#', $name)) {
+            throw new InvalidApplicationNameException(
+                sprintf('Format of name "%s" is not valid - expected: vendor/packagename', $name),
+                InvalidApplicationNameException::InvalidFormat
+            );
+        }
+    }
+
+    private function ensureIsString($name) {
+        if (!is_string($name)) {
+            throw new InvalidApplicationNameException(
+                'Name must be a string',
+                InvalidApplicationNameException::NotAString
+            );
+        }
+    }
+}

vendor/phar-io/manifest/src/values/Author.php

@@ -0,0 +1,57 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+class Author {
+    /**
+     * @var string
+     */
+    private $name;
+
+    /**
+     * @var Email
+     */
+    private $email;
+
+    /**
+     * @param string $name
+     * @param Email  $email
+     */
+    public function __construct($name, Email $email) {
+        $this->name  = $name;
+        $this->email = $email;
+    }
+
+    /**
+     * @return string
+     */
+    public function getName() {
+        return $this->name;
+    }
+
+    /**
+     * @return Email
+     */
+    public function getEmail() {
+        return $this->email;
+    }
+
+    /**
+     * @return string
+     */
+    public function __toString() {
+        return sprintf(
+            '%s <%s>',
+            $this->name,
+            $this->email
+        );
+    }
+}

vendor/phar-io/manifest/src/values/AuthorCollection.php

@@ -0,0 +1,43 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+class AuthorCollection implements \Countable, \IteratorAggregate {
+    /**
+     * @var Author[]
+     */
+    private $authors = [];
+
+    public function add(Author $author) {
+        $this->authors[] = $author;
+    }
+
+    /**
+     * @return Author[]
+     */
+    public function getAuthors() {
+        return $this->authors;
+    }
+
+    /**
+     * @return int
+     */
+    public function count() {
+        return count($this->authors);
+    }
+
+    /**
+     * @return AuthorCollectionIterator
+     */
+    public function getIterator() {
+        return new AuthorCollectionIterator($this);
+    }
+}

vendor/phar-io/manifest/src/values/AuthorCollectionIterator.php

@@ -0,0 +1,56 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+class AuthorCollectionIterator implements \Iterator {
+    /**
+     * @var Author[]
+     */
+    private $authors = [];
+
+    /**
+     * @var int
+     */
+    private $position;
+
+    public function __construct(AuthorCollection $authors) {
+        $this->authors = $authors->getAuthors();
+    }
+
+    public function rewind() {
+        $this->position = 0;
+    }
+
+    /**
+     * @return bool
+     */
+    public function valid() {
+        return $this->position < count($this->authors);
+    }
+
+    /**
+     * @return int
+     */
+    public function key() {
+        return $this->position;
+    }
+
+    /**
+     * @return Author
+     */
+    public function current() {
+        return $this->authors[$this->position];
+    }
+
+    public function next() {
+        $this->position++;
+    }
+}

vendor/phar-io/manifest/src/values/BundledComponent.php

@@ -0,0 +1,48 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+use PharIo\Version\Version;
+
+class BundledComponent {
+    /**
+     * @var string
+     */
+    private $name;
+
+    /**
+     * @var Version
+     */
+    private $version;
+
+    /**
+     * @param string  $name
+     * @param Version $version
+     */
+    public function __construct($name, Version $version) {
+        $this->name    = $name;
+        $this->version = $version;
+    }
+
+    /**
+     * @return string
+     */
+    public function getName() {
+        return $this->name;
+    }
+
+    /**
+     * @return Version
+     */
+    public function getVersion() {
+        return $this->version;
+    }
+}

vendor/phar-io/manifest/src/values/BundledComponentCollection.php

@@ -0,0 +1,43 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+class BundledComponentCollection implements \Countable, \IteratorAggregate {
+    /**
+     * @var BundledComponent[]
+     */
+    private $bundledComponents = [];
+
+    public function add(BundledComponent $bundledComponent) {
+        $this->bundledComponents[] = $bundledComponent;
+    }
+
+    /**
+     * @return BundledComponent[]
+     */
+    public function getBundledComponents() {
+        return $this->bundledComponents;
+    }
+
+    /**
+     * @return int
+     */
+    public function count() {
+        return count($this->bundledComponents);
+    }
+
+    /**
+     * @return BundledComponentCollectionIterator
+     */
+    public function getIterator() {
+        return new BundledComponentCollectionIterator($this);
+    }
+}

vendor/phar-io/manifest/src/values/BundledComponentCollectionIterator.php

@@ -0,0 +1,56 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+class BundledComponentCollectionIterator implements \Iterator {
+    /**
+     * @var BundledComponent[]
+     */
+    private $bundledComponents = [];
+
+    /**
+     * @var int
+     */
+    private $position;
+
+    public function __construct(BundledComponentCollection $bundledComponents) {
+        $this->bundledComponents = $bundledComponents->getBundledComponents();
+    }
+
+    public function rewind() {
+        $this->position = 0;
+    }
+
+    /**
+     * @return bool
+     */
+    public function valid() {
+        return $this->position < count($this->bundledComponents);
+    }
+
+    /**
+     * @return int
+     */
+    public function key() {
+        return $this->position;
+    }
+
+    /**
+     * @return BundledComponent
+     */
+    public function current() {
+        return $this->bundledComponents[$this->position];
+    }
+
+    public function next() {
+        $this->position++;
+    }
+}

vendor/phar-io/manifest/src/values/CopyrightInformation.php

@@ -0,0 +1,42 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+class CopyrightInformation {
+    /**
+     * @var AuthorCollection
+     */
+    private $authors;
+
+    /**
+     * @var License
+     */
+    private $license;
+
+    public function __construct(AuthorCollection $authors, License $license) {
+        $this->authors = $authors;
+        $this->license = $license;
+    }
+
+    /**
+     * @return AuthorCollection
+     */
+    public function getAuthors() {
+        return $this->authors;
+    }
+
+    /**
+     * @return License
+     */
+    public function getLicense() {
+        return $this->license;
+    }
+}

vendor/phar-io/manifest/src/values/Email.php

@@ -0,0 +1,47 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+class Email {
+    /**
+     * @var string
+     */
+    private $email;
+
+    /**
+     * @param string $email
+     *
+     * @throws InvalidEmailException
+     */
+    public function __construct($email) {
+        $this->ensureEmailIsValid($email);
+
+        $this->email = $email;
+    }
+
+    /**
+     * @return string
+     */
+    public function __toString() {
+        return $this->email;
+    }
+
+    /**
+     * @param string $url
+     *
+     * @throws InvalidEmailException
+     */
+    private function ensureEmailIsValid($url) {
+        if (filter_var($url, \FILTER_VALIDATE_EMAIL) === false) {
+            throw new InvalidEmailException;
+        }
+    }
+}

vendor/phar-io/manifest/src/values/Extension.php

@@ -0,0 +1,75 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+use PharIo\Version\Version;
+use PharIo\Version\VersionConstraint;
+
+class Extension extends Type {
+    /**
+     * @var ApplicationName
+     */
+    private $application;
+
+    /**
+     * @var VersionConstraint
+     */
+    private $versionConstraint;
+
+    /**
+     * @param ApplicationName   $application
+     * @param VersionConstraint $versionConstraint
+     */
+    public function __construct(ApplicationName $application, VersionConstraint $versionConstraint) {
+        $this->application       = $application;
+        $this->versionConstraint = $versionConstraint;
+    }
+
+    /**
+     * @return ApplicationName
+     */
+    public function getApplicationName() {
+        return $this->application;
+    }
+
+    /**
+     * @return VersionConstraint
+     */
+    public function getVersionConstraint() {
+        return $this->versionConstraint;
+    }
+
+    /**
+     * @return bool
+     */
+    public function isExtension() {
+        return true;
+    }
+
+    /**
+     * @param ApplicationName $name
+     *
+     * @return bool
+     */
+    public function isExtensionFor(ApplicationName $name) {
+        return $this->application->isEqual($name);
+    }
+
+    /**
+     * @param ApplicationName $name
+     * @param Version         $version
+     *
+     * @return bool
+     */
+    public function isCompatibleWith(ApplicationName $name, Version $version) {
+        return $this->isExtensionFor($name) && $this->versionConstraint->complies($version);
+    }
+}

vendor/phar-io/manifest/src/values/Library.php

@@ -0,0 +1,20 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+class Library extends Type {
+    /**
+     * @return bool
+     */
+    public function isLibrary() {
+        return true;
+    }
+}

vendor/phar-io/manifest/src/values/License.php

@@ -0,0 +1,42 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+class License {
+    /**
+     * @var string
+     */
+    private $name;
+
+    /**
+     * @var Url
+     */
+    private $url;
+
+    public function __construct($name, Url $url) {
+        $this->name = $name;
+        $this->url  = $url;
+    }
+
+    /**
+     * @return string
+     */
+    public function getName() {
+        return $this->name;
+    }
+
+    /**
+     * @return Url
+     */
+    public function getUrl() {
+        return $this->url;
+    }
+}

vendor/phar-io/manifest/src/values/Manifest.php

@@ -0,0 +1,138 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+use PharIo\Version\Version;
+
+class Manifest {
+    /**
+     * @var ApplicationName
+     */
+    private $name;
+
+    /**
+     * @var Version
+     */
+    private $version;
+
+    /**
+     * @var Type
+     */
+    private $type;
+
+    /**
+     * @var CopyrightInformation
+     */
+    private $copyrightInformation;
+
+    /**
+     * @var RequirementCollection
+     */
+    private $requirements;
+
+    /**
+     * @var BundledComponentCollection
+     */
+    private $bundledComponents;
+
+    public function __construct(ApplicationName $name, Version $version, Type $type, CopyrightInformation $copyrightInformation, RequirementCollection $requirements, BundledComponentCollection $bundledComponents) {
+        $this->name                 = $name;
+        $this->version              = $version;
+        $this->type                 = $type;
+        $this->copyrightInformation = $copyrightInformation;
+        $this->requirements         = $requirements;
+        $this->bundledComponents    = $bundledComponents;
+    }
+
+    /**
+     * @return ApplicationName
+     */
+    public function getName() {
+        return $this->name;
+    }
+
+    /**
+     * @return Version
+     */
+    public function getVersion() {
+        return $this->version;
+    }
+
+    /**
+     * @return Type
+     */
+    public function getType() {
+        return $this->type;
+    }
+
+    /**
+     * @return CopyrightInformation
+     */
+    public function getCopyrightInformation() {
+        return $this->copyrightInformation;
+    }
+
+    /**
+     * @return RequirementCollection
+     */
+    public function getRequirements() {
+        return $this->requirements;
+    }
+
+    /**
+     * @return BundledComponentCollection
+     */
+    public function getBundledComponents() {
+        return $this->bundledComponents;
+    }
+
+    /**
+     * @return bool
+     */
+    public function isApplication() {
+        return $this->type->isApplication();
+    }
+
+    /**
+     * @return bool
+     */
+    public function isLibrary() {
+        return $this->type->isLibrary();
+    }
+
+    /**
+     * @return bool
+     */
+    public function isExtension() {
+        return $this->type->isExtension();
+    }
+
+    /**
+     * @param ApplicationName $application
+     * @param Version|null    $version
+     *
+     * @return bool
+     */
+    public function isExtensionFor(ApplicationName $application, Version $version = null) {
+        if (!$this->isExtension()) {
+            return false;
+        }
+
+        /** @var Extension $type */
+        $type = $this->type;
+
+        if ($version !== null) {
+            return $type->isCompatibleWith($application, $version);
+        }
+
+        return $type->isExtensionFor($application);
+    }
+}

vendor/phar-io/manifest/src/values/PhpExtensionRequirement.php

@@ -0,0 +1,32 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+class PhpExtensionRequirement implements Requirement {
+    /**
+     * @var string
+     */
+    private $extension;
+
+    /**
+     * @param string $extension
+     */
+    public function __construct($extension) {
+        $this->extension = $extension;
+    }
+
+    /**
+     * @return string
+     */
+    public function __toString() {
+        return $this->extension;
+    }
+}

vendor/phar-io/manifest/src/values/PhpVersionRequirement.php

@@ -0,0 +1,31 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+use PharIo\Version\VersionConstraint;
+
+class PhpVersionRequirement implements Requirement {
+    /**
+     * @var VersionConstraint
+     */
+    private $versionConstraint;
+
+    public function __construct(VersionConstraint $versionConstraint) {
+        $this->versionConstraint = $versionConstraint;
+    }
+
+    /**
+     * @return VersionConstraint
+     */
+    public function getVersionConstraint() {
+        return $this->versionConstraint;
+    }
+}

vendor/phar-io/manifest/src/values/Requirement.php

@@ -0,0 +1,14 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+interface Requirement {
+}

vendor/phar-io/manifest/src/values/RequirementCollection.php

@@ -0,0 +1,43 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+class RequirementCollection implements \Countable, \IteratorAggregate {
+    /**
+     * @var Requirement[]
+     */
+    private $requirements = [];
+
+    public function add(Requirement $requirement) {
+        $this->requirements[] = $requirement;
+    }
+
+    /**
+     * @return Requirement[]
+     */
+    public function getRequirements() {
+        return $this->requirements;
+    }
+
+    /**
+     * @return int
+     */
+    public function count() {
+        return count($this->requirements);
+    }
+
+    /**
+     * @return RequirementCollectionIterator
+     */
+    public function getIterator() {
+        return new RequirementCollectionIterator($this);
+    }
+}

vendor/phar-io/manifest/src/values/RequirementCollectionIterator.php

@@ -0,0 +1,56 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+class RequirementCollectionIterator implements \Iterator {
+    /**
+     * @var Requirement[]
+     */
+    private $requirements = [];
+
+    /**
+     * @var int
+     */
+    private $position;
+
+    public function __construct(RequirementCollection $requirements) {
+        $this->requirements = $requirements->getRequirements();
+    }
+
+    public function rewind() {
+        $this->position = 0;
+    }
+
+    /**
+     * @return bool
+     */
+    public function valid() {
+        return $this->position < count($this->requirements);
+    }
+
+    /**
+     * @return int
+     */
+    public function key() {
+        return $this->position;
+    }
+
+    /**
+     * @return Requirement
+     */
+    public function current() {
+        return $this->requirements[$this->position];
+    }
+
+    public function next() {
+        $this->position++;
+    }
+}

vendor/phar-io/manifest/src/values/Type.php

@@ -0,0 +1,60 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+use PharIo\Version\VersionConstraint;
+
+abstract class Type {
+    /**
+     * @return Application
+     */
+    public static function application() {
+        return new Application;
+    }
+
+    /**
+     * @return Library
+     */
+    public static function library() {
+        return new Library;
+    }
+
+    /**
+     * @param ApplicationName   $application
+     * @param VersionConstraint $versionConstraint
+     *
+     * @return Extension
+     */
+    public static function extension(ApplicationName $application, VersionConstraint $versionConstraint) {
+        return new Extension($application, $versionConstraint);
+    }
+
+    /**
+     * @return bool
+     */
+    public function isApplication() {
+        return false;
+    }
+
+    /**
+     * @return bool
+     */
+    public function isLibrary() {
+        return false;
+    }
+
+    /**
+     * @return bool
+     */
+    public function isExtension() {
+        return false;
+    }
+}

vendor/phar-io/manifest/src/values/Url.php

@@ -0,0 +1,47 @@
+<?php
+/*
+ * This file is part of PharIo\Manifest.
+ *
+ * (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\Manifest;
+
+class Url {
+    /**
+     * @var string
+     */
+    private $url;
+
+    /**
+     * @param string $url
+     *
+     * @throws InvalidUrlException
+     */
+    public function __construct($url) {
+        $this->ensureUrlIsValid($url);
+
+        $this->url = $url;
+    }
+
+    /**
+     * @return string
+     */
+    public function __toString() {
+        return $this->url;
+    }
+
+    /**
+     * @param string $url
+     *
+     * @throws InvalidUrlException
+     */
+    private function ensureUrlIsValid($url) {
+        if (filter_var($url, \FILTER_VALIDATE_URL) === false) {
+            throw new InvalidUrlException;
+        }
+    }
+}