1 files changed, 15 insertions, 0 deletions
diff --git a/Library/Homebrew/cask/lib/hbc/without_source.rb b/Library/Homebrew/cask/lib/hbc/without_source.rb
new file mode 100644
index 000000000..6ed826e41
--- /dev/null
+++ b/Library/Homebrew/cask/lib/hbc/without_source.rb
@@ -0,0 +1,15 @@
+class Hbc::WithoutSource < Hbc::Cask
+  # Override from `Hbc::DSL` because we don't have a cask source file to work
+  # with, so we don't know the cask's `version`.
+  def staged_path
+    (caskroom_path.children - [metadata_master_container_path]).first
+  end
+
+  def to_s
+    "#{token} (!)"
+  end
+
+  def installed?
+    caskroom_path.exist?
+  end
+end