Make classes non-final to open them for extension and mocking (#124)

Author: PrinsFrank

src/Document/Document.php

@@ -25,7 +25,7 @@
 use PrinsFrank\PdfParser\Stream\Stream;
 
 /** @api */
-final class Document {
+class Document {
     /** @var list<Page> */
     private readonly array $pages;
 

src/PdfParser.php

@@ -13,7 +13,7 @@
 use PrinsFrank\PdfParser\Stream\Stream;
 
 /** @api */
-final class PdfParser {
+class PdfParser {
     /** @throws PdfParserException */
     public function parse(Stream $stream): Document {
         return new Document(

src/Stream/FileStream.php

@@ -11,7 +11,7 @@
 use PrinsFrank\PdfParser\Exception\InvalidArgumentException;
 use PrinsFrank\PdfParser\Exception\RuntimeException;
 
-final class FileStream extends AbstractStream {
+class FileStream extends AbstractStream {
     /** @var resource */
     private readonly mixed $handle;
 

src/Stream/InMemoryStream.php

@@ -9,7 +9,7 @@
 use PrinsFrank\PdfParser\Document\Generic\Marker;
 use PrinsFrank\PdfParser\Exception\InvalidArgumentException;
 
-final class InMemoryStream extends AbstractStream {
+class InMemoryStream extends AbstractStream {
     public function __construct(
         private readonly string $content
     ) {