Now showing help message when no template is specified

README.md

@@ -6,6 +6,8 @@ Blade CLI is a command line compiler for the Laravel Blade templating engine. Yo
 ## Installation
 To install you can either clone this repo and run `composer install && composer build` or simply retrieving the latest PHAR from the [releases page](https://www.github.com/nsrosenqvist/blade-cli/releases/latest).
 
+I also have a convenience feature configured that install the PHAR to `/usr/bin` by running `composer build:install` but it makes a whole lot of assumptions of your OS and probably only works on Linux and macOS. Use at your own risk.
+
 ## Usage
 `compile [options] [--] <template> (<template>)...`
 

bin/blade

@@ -5,16 +5,42 @@ require __DIR__.'/../vendor/autoload.php';
 
 use NSRosenqvist\Blade\Console\Command;
 use Symfony\Component\Console\Application;
+use Symfony\Component\Console\Command\HelpCommand;
+use Symfony\Component\Console\Event\ConsoleCommandEvent;
+use Symfony\Component\Console\ConsoleEvents;
+use Symfony\Component\EventDispatcher\EventDispatcher;
 
 // Create App
-$application = new Application('Blade', '1.0.0');
+$application = new Application('Blade CLI', '1.0.1');
+$dispatcher = new EventDispatcher();
 
 //Add compile command
 $compile = new Command\Compile();
 $application->add($compile);
 
+// Run help if no arguments are set
+$dispatcher->addListener(ConsoleEvents::COMMAND, function (ConsoleCommandEvent $event) use ($compile) {
+    $input = $event->getInput();
+    $output = $event->getOutput();
+    $command = $event->getCommand();
+
+    if ($command->getName() == 'compile') {
+        $template = $input->getArgument('template');
+
+        // Show help message if no arguments are set
+        if (empty($template)) {
+            $help = new HelpCommand();
+            $help->setCommand($compile);
+            $help->run($input, $output);
+
+            $event->disableCommand();
+        }
+    }
+});
+
 // Single command application
 $application->setDefaultCommand($compile->getName(), true);
 
 // Run
+$application->setDispatcher($dispatcher);
 $application->run();

composer.json

@@ -18,12 +18,14 @@
     "require": {
         "php": "^7.0",
         "symfony/console": "^3.2",
-        "nsrosenqvist/blade-compiler": "^1.0.0"
+        "nsrosenqvist/blade-compiler": "^1.0.0",
+        "symfony/event-dispatcher": "^3.2"
     },
     "scripts": {
         "build": "mkdir -p dist && php ./phar-composer.phar build . dist",
         "test": "php bin/blade test/index.blade.php --data=test/variables.json --data=test/variables.php --data='{\"nameString\":\"John Doe\"}'",
-        "test:build": "php dist/blade-cli.phar test/index.blade.php --data=test/variables.json --data=test/variables.php --data='{\"nameString\":\"John Doe\"}'"
+        "build:test": "php dist/blade-cli.phar test/index.blade.php --data=test/variables.json --data=test/variables.php --data='{\"nameString\":\"John Doe\"}'",
+        "build:install": "sudo cp dist/blade-cli.phar /usr/bin/blade && sudo chmod +x /usr/bin/blade"
     },
     "bin": ["bin/blade"]
 }