1 files changed, 23 insertions, 22 deletions
diff --git a/lib/license/finder/ext/bower.rb b/lib/license/finder/ext/bower.rb
index 9b302f6..c034568 100644
--- a/lib/license/finder/ext/bower.rb
+++ b/lib/license/finder/ext/bower.rb
@@ -1,33 +1,38 @@
 # frozen_string_literal: true
 
 module LicenseFinder
-  class Bower < PackageManager
-    def prepare
-      shell.execute([
-        :bower,
-        :install,
-        '--allow-root',
-        '--production',
-        '--verbose',
-        '--loglevel',
-        :debug
-      ], env: default_env)
+  class Bower
+    def possible_package_paths
+      [project_path.join('bower.json')]
     end
 
-    def current_packages
-      map_all(bower_output).flatten.compact
+    def prepare
+      within_project_path do
+        tool_box.install(tool: :nodejs, env: default_env)
+        shell.execute([
+          :bower,
+          :install,
+          '--allow-root',
+          '--production',
+          '--verbose',
+          '--loglevel',
+          :debug
+        ], env: default_env)
+      end
     end
 
-    def possible_package_paths
-      [project_path.join('bower.json')]
+    def current_packages
+      within_project_path do
+        map_all(bower_output).flatten.compact
+      end
     end
 
     private
 
     def bower_output
-      stdout, _stderr, status = Dir.chdir(project_path) do
-        shell.execute([:bower, :list, '--json', '-l', 'action', '--allow-root'], env: default_env)
-      end
+      stdout, _stderr, status = shell.execute([
+        :bower, :list, '--json', '-l', 'action', '--allow-root'
+      ], env: default_env)
       return {} unless status.success?
 
       JSON.parse(stdout)
@@ -62,9 +67,5 @@ module LicenseFinder
         'bower_directory' => ENV.fetch('bower_directory', vendor_path.join('bower_components')).to_s
       }
     end
-
-    def vendor_path
-      Pathname.pwd.join('.gitlab', 'cache', 'vendor')
-    end
   end
 end