diff --git a/src/Symfony/Bridge/Twig/CHANGELOG.md b/src/Symfony/Bridge/Twig/CHANGELOG.md
index 6004444ee5a6f..a86faea00b338 100644
--- a/src/Symfony/Bridge/Twig/CHANGELOG.md
+++ b/src/Symfony/Bridge/Twig/CHANGELOG.md
@@ -9,6 +9,7 @@ CHANGELOG
`DebugCommand::__construct()` method, swap the variables position.
* the `LintCommand` lints all the templates stored in all configured Twig paths if none argument is provided
* deprecated accepting STDIN implicitly when using the `lint:twig` command, use `lint:twig -` (append a dash) instead to make it explicit.
+ * added `--show-deprecations` option to the `lint:twig` command
4.3.0
-----
diff --git a/src/Symfony/Bridge/Twig/Command/LintCommand.php b/src/Symfony/Bridge/Twig/Command/LintCommand.php
index f3e718c0a4a94..be49df5fdf0c3 100644
--- a/src/Symfony/Bridge/Twig/Command/LintCommand.php
+++ b/src/Symfony/Bridge/Twig/Command/LintCommand.php
@@ -50,6 +50,7 @@ protected function configure()
$this
->setDescription('Lints a template and outputs encountered errors')
->addOption('format', null, InputOption::VALUE_REQUIRED, 'The output format', 'txt')
+ ->addOption('show-deprecations', null, InputOption::VALUE_NONE, 'Show deprecations as errors')
->addArgument('filename', InputArgument::IS_ARRAY, 'A file, a directory or "-" for reading from STDIN')
->setHelp(<<<'EOF'
The %command.name% command lints a template and outputs to STDOUT
@@ -77,6 +78,7 @@ protected function execute(InputInterface $input, OutputInterface $output)
{
$io = new SymfonyStyle($input, $output);
$filenames = $input->getArgument('filename');
+ $showDeprecations = $input->getOption('show-deprecations');
if (['-'] === $filenames) {
return $this->display($input, $output, $io, [$this->validate($this->getStdin(), uniqid('sf_', true))]);
@@ -104,7 +106,28 @@ protected function execute(InputInterface $input, OutputInterface $output)
}
}
- $filesInfo = $this->getFilesInfo($filenames);
+ if ($showDeprecations) {
+ $prevErrorHandler = set_error_handler(static function ($level, $message, $file, $line) use (&$prevErrorHandler) {
+ if (E_USER_DEPRECATED === $level) {
+ $templateLine = 0;
+ if (preg_match('/ at line (\d+) /', $message, $matches)) {
+ $templateLine = $matches[1];
+ }
+
+ throw new Error($message, $templateLine);
+ }
+
+ return $prevErrorHandler ? $prevErrorHandler($level, $message, $file, $line) : false;
+ });
+ }
+
+ try {
+ $filesInfo = $this->getFilesInfo($filenames);
+ } finally {
+ if ($showDeprecations) {
+ restore_error_handler();
+ }
+ }
return $this->display($input, $output, $io, $filesInfo);
}
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