Améliore la sortie de la commande render.

Command/RenderCommand.php

@@ -14,6 +14,7 @@ use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
 use Symfony\Component\Filesystem\Filesystem;
 use Symfony\Component\Process\ProcessBuilder;
 use Symfony\Component\Security\Core\Exception\InvalidArgumentException;
@@ -48,35 +49,45 @@ class RenderCommand extends ContainerAwareCommand
         $format = $input->getOption('format') ?: $this->getContainer()->getParameter('irstea_plant_uml.output.format');
         $outputDir = $input->getOption('output') ?: $this->getContainer()->getParameter('irstea_plant_uml.output.directory');
 
+        $io = new SymfonyStyle($input, $output);
+
         foreach($graphs as $name) {
             $target = $outputDir . DIRECTORY_SEPARATOR . $name . "." . $format;
-            $output->writeln("Graphe: $name => $target.");
+
+            $io->section("Graphe: $name");
+
             $graph = $this->getContainer()->get("irstea_plant_uml.graph.$name");
-            $this->renderGraph($graph, $target, $format, $output);
+
+            $this->renderGraph($graph, $target, $format, $io);
         }
     }
 
-    protected function renderGraph(Graph $graph, $target, $format, OutputInterface $output)
+    protected function renderGraph(Graph $graph, $target, $format, SymfonyStyle $io)
     {
-        $output->write("Exploration des classes: ");
+        $io->writeln("Fichier de sortie: <comment>$target</comment>");
+
+        $io->write("Exploration des classes: ");
         $graph->visitAll();
-        $output->writeln("Ok.");
+        $io->writeln("<info>Ok</info>.");
 
-        $output->write("Démarrage de PlantUML: ");
+        $io->write("Démarrage de PlantUML: ");
         list($proc, $pipes) = $this->startProcess($target, $format);
-        $output->writeln("Ok.");
+        $io->writeln("<info>Ok</info>.");
 
-        $output->write("Génération du graphe: ");
+        $io->write("Génération du graphe: ");
         $writer = new StreamWriter($pipes[0]);
         $graph->writeTo($writer);
         fclose($pipes[0]);
-        $output->writeln("Ok.");
+        $io->writeln("<info>Ok</info>.");
 
-        $output->write("Attente de PlantUML: ");
+        $io->write("Attente de PlantUML: ");
         $res = proc_close($proc);
-        $output->writeln("Ok.");
 
-        dump($res);
+        if ($res === 0) {
+            $io->writeln("<info>Ok</info>.");
+        } else {
+            $io->writeln("<error>Nok</error>.");
+        }
     }
 
     protected function startProcess($target, $format)