Output of "yii\console\controllers\AssetController::actionCompress()" has been made verbose.

yii/console/controllers/AssetController.php

@@ -89,13 +89,15 @@ class AssetController extends Controller
 		$targets = $this->loadTargets($this->targets, $bundles);
 		$this->publishBundles($bundles, $this->assetManager);
 		$timestamp = time();
-		foreach ($targets as $target) {
+		foreach ($targets as $name => $target) {
+			echo "Creating output bundle '{$name}':\n";
 			if (!empty($target->js)) {
 				$this->buildTarget($target, 'js', $bundles, $timestamp);
 			}
 			if (!empty($target->css)) {
 				$this->buildTarget($target, 'css', $bundles, $timestamp);
 			}
+			echo "\n";
 		}
 
 		$targets = $this->adjustDependency($targets, $bundles);
@@ -109,6 +111,8 @@ class AssetController extends Controller
 	 */
 	protected function loadConfiguration($configFile)
 	{
+		echo "Loading configuration from '{$configFile}'...\n";
+
 		foreach (require($configFile) as $name => $value) {
 			if (property_exists($this, $name)) {
 				$this->$name = $value;
@@ -133,6 +137,7 @@ class AssetController extends Controller
 	 */
 	protected function loadBundles($bundles, $extensions)
 	{
+		echo "Collecting source bundles information...\n";
 		$result = array();
 		foreach ($bundles as $name => $bundle) {
 			$bundle['class'] = 'yii\\web\\AssetBundle';
@@ -221,13 +226,16 @@ class AssetController extends Controller
 	 */
 	protected function publishBundles($bundles, $options)
 	{
+		echo "\nPublishing bundles:\n";
 		if (!isset($options['class'])) {
 			$options['class'] = 'yii\\web\\AssetManager';
 		}
 		$am = Yii::createObject($options);
-		foreach ($bundles as $bundle) {
+		foreach ($bundles as $name => $bundle) {
 			$bundle->publish($am);
+			echo "  '".$name."' published.\n";
 		}
+		echo "\n";
 	}
 
 	/**
@@ -270,6 +278,8 @@ class AssetController extends Controller
 	 */
 	protected function adjustDependency($targets, $bundles)
 	{
+		echo "Creating new bundle configuration...\n";
+
 		$map = array();
 		foreach ($targets as $name => $target) {
 			foreach ($target->depends as $bundle) {
@@ -342,7 +352,7 @@ class AssetController extends Controller
 		}
 		$array = var_export($array, true);
 		$version = date('Y-m-d H:i:s', time());
-		file_put_contents($bundleFile, <<<EOD
+		$bytesWritten = file_put_contents($bundleFile, <<<EOD
 <?php
 /**
  * This file is generated by the "yiic script" command.
@@ -352,15 +362,24 @@ class AssetController extends Controller
 return $array;
 EOD
 		);
+		if ($bytesWritten <= 0) {
+			throw new Exception("Unable to write output bundle configuration at '{$bundleFile}'.");
+		}
+		echo "Output bundle configuration created at '{$bundleFile}'.\n";
 	}
 
 	/**
 	 * Compresses given Java Script files and combines them into the single one.
 	 * @param array $inputFiles list of source file names.
 	 * @param string $outputFile output file name.
+	 * @throws \yii\console\Exception on failure
 	 */
 	protected function compressJsFiles($inputFiles, $outputFile)
 	{
+		if (empty($inputFiles)) {
+			return;
+		}
+		echo "  Compressing JavaScript files...\n";
 		if (is_string($this->jsCompressor)) {
 			$tmpFile = $outputFile . '.tmp';
 			$this->combineJsFiles($inputFiles, $tmpFile);
@@ -372,15 +391,24 @@ EOD
 		} else {
 			$log = call_user_func($this->jsCompressor, $this, $inputFiles, $outputFile);
 		}
+		if (!file_exists($outputFile)) {
+			throw new Exception("Unable to compress JavaScript files into '{$outputFile}'.");
+		}
+		echo "  JavaScript files compressed into '{$outputFile}'.\n";
 	}
 
 	/**
 	 * Compresses given CSS files and combines them into the single one.
 	 * @param array $inputFiles list of source file names.
 	 * @param string $outputFile output file name.
+	 * @throws \yii\console\Exception on failure
 	 */
 	protected function compressCssFiles($inputFiles, $outputFile)
 	{
+		if (empty($inputFiles)) {
+			return;
+		}
+		echo "  Compressing CSS files...\n";
 		if (is_string($this->cssCompressor)) {
 			$tmpFile = $outputFile . '.tmp';
 			$this->combineCssFiles($inputFiles, $tmpFile);
@@ -392,6 +420,10 @@ EOD
 		} else {
 			$log = call_user_func($this->cssCompressor, $this, $inputFiles, $outputFile);
 		}
+		if (!file_exists($outputFile)) {
+			throw new Exception("Unable to compress CSS files into '{$outputFile}'.");
+		}
+		echo "  CSS files compressed into '{$outputFile}'.\n";
 	}
 
 	/**