Debug multiline (#28)

Author: Nyholm

.github/workflows/ci.yml

@@ -23,4 +23,3 @@ jobs:
 
       - name: Run tests
         run: ./vendor/bin/phpunit
-

src/Command/CheckDocsCommand.php

@@ -130,7 +130,9 @@ protected function execute(InputInterface $input, OutputInterface $output): int
                 $this->io->error(sprintf('Build completed with %s errors', $issueCount));
             } elseif ('github' === $format) {
                 foreach ($issues as $issue) {
-                    $this->io->writeln(sprintf('::error file=%s,line=%s::[%s] %s', $issue->getFile(), $issue->getLine(), $issue->getType(), str_replace(PHP_EOL, ' ', $issue->getText())));
+                    // We use urlencoded '\n'
+                    $text = str_replace(PHP_EOL, '%0A', $issue->getText());
+                    $this->io->writeln(sprintf('::error file=%s,line=%s::[%s] %s', $issue->getFile(), $issue->getLine(), $issue->getType(), $text));
                 }
             }