[LazySpecification] Handle when the swapped platform-specfic spec has extra deps

1 files changed, 8 insertions, 1 deletions

diff --git a/lib/bundler/lazy_specification.rb b/lib/bundler/lazy_specification.rb
index 7508347c32..b7dddcbf35 100644
--- a/lib/bundler/lazy_specification.rb
+++ b/lib/bundler/lazy_specification.rb
@@ -73,7 +73,14 @@ module Bundler
       @specification = if source.is_a?(Source::Gemspec) && source.gemspec.name == name
         source.gemspec.tap {|s| s.source = source }
       else
-        source.specs.search(search_object).last
+        search = source.specs.search(search_object).last
+        if search.platform != platform && !search.runtime_dependencies.-(dependencies.reject {|d| d.type == :development }).empty?
+          Bundler.ui.warn "Unable to use the platform-specific (#{search.platform}) version of #{name} (#{version}) " \
+            "because it has different dependencies from the #{platform} version. " \
+            "To use the platform-specific version of the gem, run `bundle config specific_platform true` and install again."
+          search = source.specs.search(self).last
+        end
+        search
       end
     end