framework/console/controllers/AssetController.php
protected function loadBundles($bundles)
    {
        $this->stdout("Collecting source bundles information...\n");

        $am = $this->getAssetManager();
        $result = [];
        foreach ($bundles as $name) {
            $result[$name] = $am->getBundle($name);
        }
        foreach ($result as $bundle) {
            $this->loadDependency($bundle, $result);
        }

        return $result;
    }
protected function loadBundles($bundles)
    {
        $this->stdout("Collecting source bundles information...\n");

        $am = $this->getAssetManager();
        $result = [];
        foreach ($bundles as $name) {
            $result[$name] = $am->getBundle($name);
        }
        foreach ($result as $bundle) {
            $this->loadDependency($bundle, $result);
        }

        return $result;
    }
Creates full list of source asset bundles.
@param string[] $bundles list of asset bundle names
@return \yii\web\AssetBundle[] list of source asset bundles.