From 54cc27dda2e64b28ea9df7077378d700da27d312 Mon Sep 17 00:00:00 2001
From: Thierry Geindre <github.com@nostalgeek.org>
Date: Wed, 13 Jun 2018 11:13:49 +0200
Subject: [PATCH] Add deploy --dry-run option

---
 bref                     | 11 ++++++++---
 src/Console/Deployer.php | 24 +++++++++++++-----------
 2 files changed, 21 insertions(+), 14 deletions(-)

diff --git a/bref b/bref
index f13c0493e..77cd7e430 100755
--- a/bref
+++ b/bref
@@ -66,9 +66,14 @@ $app->command(
         '--raw' => 'Pass data as a raw string even if it is JSON. If not set, JSON data are parsed and passed as an object.',
     ]);
 
-$app->command('deploy', function (SymfonyStyle $io) {
-    (new Deployer)->deploy($io);
-});
+$app->command(
+    'deploy [--dry-run]',
+    function (SymfonyStyle $io, bool $dryRun) {
+        (new Deployer)->deploy($io, $dryRun);
+    })
+    ->descriptions('Deploy serverless application', [
+        '--dry-run' => 'Build the serverless package without deploying it',
+    ]);
 
 /**
  * Run a CLI command in the remote environment.
diff --git a/src/Console/Deployer.php b/src/Console/Deployer.php
index 7f6b96dc9..f360c3d0a 100644
--- a/src/Console/Deployer.php
+++ b/src/Console/Deployer.php
@@ -65,23 +65,25 @@ function ($value, $key) {
         return $process->getOutput();
     }
 
-    public function deploy(SymfonyStyle $io) : void
+    public function deploy(SymfonyStyle $io, bool $dryRun) : void
     {
         $progress = $this->createProgressBar($io, 8);
 
         $this->generateArchive($io, $progress);
 
-        $progress->setMessage('Uploading the lambda');
-        $progress->display();
-        $process = new Process('serverless deploy', '.bref/output');
-        $process->setTimeout(null);
-        $completeDeployOutput = '';
-        $process->mustRun(function ($type, $buffer) use ($io, $progress, &$completeDeployOutput) {
-            $completeDeployOutput .= $buffer;
-            $progress->clear();
-            $io->writeln($buffer);
+        if (!$dryRun) {
+            $progress->setMessage('Uploading the lambda');
             $progress->display();
-        });
+            $process = new Process('serverless deploy', '.bref/output');
+            $process->setTimeout(null);
+            $completeDeployOutput = '';
+            $process->mustRun(function ($type, $buffer) use ($io, $progress, &$completeDeployOutput) {
+                $completeDeployOutput .= $buffer;
+                $progress->clear();
+                $io->writeln($buffer);
+                $progress->display();
+            });
+        }
 
         $progress->setMessage('Deployment success');
         $progress->finish();