diff options
| -rw-r--r-- | Library/Homebrew/resource.rb | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/Library/Homebrew/resource.rb b/Library/Homebrew/resource.rb index f6b417fc5..573a7bcb1 100644 --- a/Library/Homebrew/resource.rb +++ b/Library/Homebrew/resource.rb @@ -72,8 +72,11 @@ class Resource downloader.clear_cache end - # Fetch, verify, and unpack the resource def stage(target=nil, &block) + unless target || block + raise ArgumentError, "target directory or block is required" + end + verify_download_integrity(fetch) unpack(target, &block) end |