Refactor into namespaces for PSR-4

.travis.yml

@@ -25,4 +25,4 @@ install:
 script:
   - vendor/bin/phpunit
   - vendor/bin/phpunit test/CommonMarkTestWeak.php || true
-  - '[ -z "$TRAVIS_TAG" ] || [ "$TRAVIS_TAG" == "$(php -r "require(\"Parsedown.php\"); echo Parsedown::version;")" ]'
+  - '[ -z "$TRAVIS_TAG" ] || [ "$TRAVIS_TAG" == "$(php -r "require(\"vendor/autoload.php\"); echo Erusev\Parsedown\Parsedown::version;")" ]'

composer.json

@@ -20,14 +20,9 @@
         "phpunit/phpunit": "^4.8.35"
     },
     "autoload": {
-        "psr-0": {"Parsedown": ""}
+        "psr-4": {"Erusev\\Parsedown\\": "src/"}
     },
     "autoload-dev": {
-        "psr-0": {
-            "TestParsedown": "test/",
-            "ParsedownTest": "test/",
-            "CommonMarkTest": "test/",
-            "CommonMarkTestWeak": "test/"
-        }
+        "psr-4": {"Erusev\\Parsedown\\Tests\\": "tests/"}
     }
 }

phpunit.xml.dist

@@ -2,7 +2,7 @@
 <phpunit bootstrap="vendor/autoload.php" colors="true">
 	<testsuites>
 		<testsuite>
-			<file>test/ParsedownTest.php</file>
+			<file>tests/ParsedownTest.php</file>
 		</testsuite>
 	</testsuites>
 </phpunit>

src/Parsedown.php

@@ -1,4 +1,7 @@
 <?php
+declare(strict_types=1);
+
+namespace Erusev\Parsedown;
 
 #
 #
@@ -17,7 +20,7 @@ class Parsedown
 {
     # ~
 
-    const version = '1.8.0-beta-7';
+    const version = '2.0.0-dev';
 
     # ~
 

tests/CommonMarkTestStrict.php

@@ -1,4 +1,7 @@
 <?php
+declare(strict_types=1);
+
+namespace Erusev\Parsedown\Tests;
 
 /**
  * Test Parsedown against the CommonMark spec

tests/CommonMarkTestWeak.php

@@ -1,5 +1,7 @@
 <?php
-require_once(__DIR__ . '/CommonMarkTestStrict.php');
+declare(strict_types=1);
+
+namespace Erusev\Parsedown\Tests;
 
 /**
  * Test Parsedown against the CommonMark spec, but less aggressive

tests/ParsedownTest.php

@@ -1,7 +1,10 @@
 <?php
-require 'SampleExtensions.php';
+declare(strict_types=1);
+
+namespace Erusev\Parsedown\Tests;
 
 use PHPUnit\Framework\TestCase;
+use Erusev\Parsedown\Parsedown;
 
 class ParsedownTest extends TestCase
 {
@@ -64,7 +67,7 @@ class ParsedownTest extends TestCase
         $expectedMarkup = '<pre><code class="language-php"><p>foobar</p></code></pre>';
         $expectedSafeMarkup = '<pre><code class="language-php">&lt;p&gt;foobar&lt;/p&gt;</code></pre>';
 
-        $unsafeExtension = new UnsafeExtension;
+        $unsafeExtension = new SampleExtensions\UnsafeExtension;
         $actualMarkup = $unsafeExtension->text($markdown);
 
         $this->assertEquals($expectedMarkup, $actualMarkup);
@@ -81,7 +84,7 @@ class ParsedownTest extends TestCase
         $expectedMarkup = '<pre><code class="language-php"><p>foobar</p></code></pre>';
         $expectedSafeMarkup = $expectedMarkup;
 
-        $unsafeExtension = new TrustDelegatedExtension;
+        $unsafeExtension = new SampleExtensions\TrustDelegatedExtension;
         $actualMarkup = $unsafeExtension->text($markdown);
 
         $this->assertEquals($expectedMarkup, $actualMarkup);
@@ -98,7 +101,7 @@ class ParsedownTest extends TestCase
 
         foreach ($this->dirs as $dir)
         {
-            $Folder = new DirectoryIterator($dir);
+            $Folder = new \DirectoryIterator($dir);
 
             foreach ($Folder as $File)
             {
@@ -182,16 +185,16 @@ EXPECTED_HTML;
     public function testLateStaticBinding()
     {
         $parsedown = Parsedown::instance();
-        $this->assertInstanceOf('Parsedown', $parsedown);
+        $this->assertInstanceOf(Parsedown::class, $parsedown);
 
         // After instance is already called on Parsedown
         // subsequent calls with the same arguments return the same instance
         $sameParsedown = TestParsedown::instance();
-        $this->assertInstanceOf('Parsedown', $sameParsedown);
+        $this->assertInstanceOf(Parsedown::class, $sameParsedown);
         $this->assertSame($parsedown, $sameParsedown);
 
         $testParsedown = TestParsedown::instance('test late static binding');
-        $this->assertInstanceOf('TestParsedown', $testParsedown);
+        $this->assertInstanceOf(TestParsedown::class, $testParsedown);
 
         $sameInstanceAgain = TestParsedown::instance('test late static binding');
         $this->assertSame($testParsedown, $sameInstanceAgain);

tests/SampleExtensions/TrustDelegatedExtension.php

@@ -1,25 +1,12 @@
 <?php
 
-class UnsafeExtension extends Parsedown
-{
-    protected function blockFencedCodeComplete($Block)
-    {
-        $text = $Block['element']['element']['text'];
-        unset($Block['element']['element']['text']);
+declare(strict_types=1);
 
-        // WARNING: There is almost always a better way of doing things!
-        //
-        // This example is one of them, unsafe behaviour is NOT needed here.
-        // Only use this if you trust the input and have no idea what
-        // the output HTML will look like (e.g. using an external parser).
-        $Block['element']['element']['rawHtml'] = "<p>$text</p>";
+namespace Erusev\Parsedown\Tests\SampleExtensions;
 
-        return $Block;
-    }
-}
+use Erusev\Parsedown\Tests\TestParsedown;
 
-
-class TrustDelegatedExtension extends Parsedown
+class TrustDelegatedExtension extends TestParsedown
 {
     protected function blockFencedCodeComplete($Block)
     {

tests/SampleExtensions/UnsafeExtension.php

@@ -0,0 +1,25 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Erusev\Parsedown\Tests\SampleExtensions;
+
+use Erusev\Parsedown\Tests\TestParsedown;
+
+class UnsafeExtension extends TestParsedown
+{
+    protected function blockFencedCodeComplete($Block)
+    {
+        $text = $Block['element']['element']['text'];
+        unset($Block['element']['element']['text']);
+
+        // WARNING: There is almost always a better way of doing things!
+        //
+        // This example is one of them, unsafe behaviour is NOT needed here.
+        // Only use this if you trust the input and have no idea what
+        // the output HTML will look like (e.g. using an external parser).
+        $Block['element']['element']['rawHtml'] = "<p>$text</p>";
+
+        return $Block;
+    }
+}

tests/TestParsedown.php

@@ -1,5 +1,11 @@
 <?php
 
+declare(strict_types=1);
+
+namespace Erusev\Parsedown\Tests;
+
+use Erusev\Parsedown\Parsedown;
+
 class TestParsedown extends Parsedown
 {
     public function getTextLevelElements()