cask: handle nil URLs

2023-02-24 18:04:18 +00:00 · 2023-02-24 18:04:18 +00:00 · c416e4bbee
commit c416e4bbee
parent 51e0c685f8
1 changed files with 2 additions and 2 deletions
--- a/Library/Homebrew/cask/cask.rb
+++ b/Library/Homebrew/cask/cask.rb
@ -277,8 +277,8 @@ module Cask
        return api_to_local_hash(Homebrew::API.merge_variations(json_cask))
      end

-      url_specs = url.specs.dup
-      case url_specs[:user_agent]
+      url_specs = url&.specs.dup
+      case url_specs&.dig(:user_agent)
      when :default
        url_specs.delete(:user_agent)
      when Symbol