ARGV: kegs: error on empty arguments

Fixes #1138.
2016-09-25 11:04:16 -04:00 · 2016-09-25 11:04:16 -04:00 · 9b9e9eb8dd
commit 9b9e9eb8dd
parent 03e568e8ce
1 changed files with 2 additions and 0 deletions
--- a/Library/Homebrew/extend/ARGV.rb
+++ b/Library/Homebrew/extend/ARGV.rb
@ -65,6 +65,8 @@ module HomebrewArgvExtension
    require "keg"
    require "formula"
    @kegs ||= downcased_unique_named.collect do |name|
+      raise UsageError if name.empty?
+
      rack = Formulary.to_rack(name.downcase)

      dirs = rack.directory? ? rack.subdirs : []