Fix code quality.

- Rename interface SubRenderer to SubRendererInterface.
- Throw exception instead of aborting script execution with exit at cli
  example.
- Changed line-endings from LF to CRLF of PHPUnit resource
  textInlineCli.txt (Check if these are changed by git!).

Author: DigiLive

example/cli.php

@@ -9,7 +9,7 @@
 if (php_sapi_name() !== 'cli') {
     echo 'This script demonstrates console support for the php-diff package.<br>';
     echo 'Please execute it from a cli interpreter.';
-    exit;
+    throw new RuntimeException('Script for CLI use only!');
 }
 
 

lib/jblond/Diff/Renderer/Html/Inline.php

@@ -5,7 +5,7 @@
 namespace jblond\Diff\Renderer\Html;
 
 use jblond\Diff\Renderer\MainRenderer;
-use jblond\Diff\Renderer\SubRenderer;
+use jblond\Diff\Renderer\SubRendererInterface;
 
 /**
  * Inline HTML diff generator for PHP DiffLib.
@@ -21,7 +21,7 @@
  * @version       2.0.0
  * @link          https://github.com/JBlond/php-diff
  */
-class Inline extends MainRenderer implements SubRenderer
+class Inline extends MainRenderer implements SubRendererInterface
 {
     /**
      * @var array   Associative array containing the default options available for this renderer and their default

lib/jblond/Diff/Renderer/Html/SideBySide.php

@@ -5,7 +5,7 @@
 namespace jblond\Diff\Renderer\Html;
 
 use jblond\Diff\Renderer\MainRenderer;
-use jblond\Diff\Renderer\SubRenderer;
+use jblond\Diff\Renderer\SubRendererInterface;
 
 /**
  * Side by Side HTML diff generator for PHP DiffLib.
@@ -21,7 +21,7 @@
  * @version     2.0.0
  * @link        https://github.com/JBlond/php-diff
  */
-class SideBySide extends MainRenderer implements SubRenderer
+class SideBySide extends MainRenderer implements SubRendererInterface
 {
     /**
      * @var array   Associative array containing the default options available for this renderer and their default

lib/jblond/Diff/Renderer/Html/Unified.php

@@ -5,7 +5,7 @@
 namespace jblond\Diff\Renderer\Html;
 
 use jblond\Diff\Renderer\MainRenderer;
-use jblond\Diff\Renderer\SubRenderer;
+use jblond\Diff\Renderer\SubRendererInterface;
 
 /**
  * Unified HTML diff generator for PHP DiffLib.
@@ -21,7 +21,7 @@
  * @version         2.0.0
  * @link            https://github.com/JBlond/php-diff
  */
-class Unified extends MainRenderer implements SubRenderer
+class Unified extends MainRenderer implements SubRendererInterface
 {
     /**
      * @var array   Associative array containing the default options available for this renderer and their default

lib/jblond/Diff/Renderer/SubRenderer.php renamed to lib/jblond/Diff/Renderer/SubRendererInterface.php

@@ -16,7 +16,7 @@
  * @version     2.0.0
  * @link        https://github.com/JBlond/php-diff
  */
-interface SubRenderer
+interface SubRendererInterface
 {
     /**
      * Render and return a diff-view with changes between two sequences.

lib/jblond/Diff/Renderer/Text/InlineCli.php

@@ -6,7 +6,7 @@
 
 use jblond\cli\CliColors;
 use jblond\Diff\Renderer\MainRenderer;
-use jblond\Diff\Renderer\SubRenderer;
+use jblond\Diff\Renderer\SubRendererInterface;
 
 /**
  * Inline diff generator for PHP DiffLib.
@@ -20,7 +20,7 @@
  * @version     2.0.0
  * @link        https://github.com/JBlond/php-diff
  */
-class InlineCli extends MainRenderer implements SubRenderer
+class InlineCli extends MainRenderer implements SubRendererInterface
 {
     /**
      * @var array   Associative array containing the default options available for this renderer and their default