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-rw-r--r--Library/Homebrew/requirements/x11_dependency.rb4
1 files changed, 1 insertions, 3 deletions
diff --git a/Library/Homebrew/requirements/x11_dependency.rb b/Library/Homebrew/requirements/x11_dependency.rb
index 5eb14354d..35e9be723 100644
--- a/Library/Homebrew/requirements/x11_dependency.rb
+++ b/Library/Homebrew/requirements/x11_dependency.rb
@@ -27,9 +27,7 @@ class X11Dependency < Requirement
end
def <=> other
- unless other.is_a? X11Dependency
- raise TypeError, "expected X11Dependency"
- end
+ return nil unless X11Dependency === other
if min_version.nil? && other.min_version.nil?
0