[rubygems/rubygems] Extract SpecSet#version_for

rubygems/rubygems@a76fd6d3bf

lib/bundler/definition.rb

@@ -1108,7 +1108,7 @@ def additional_base_requirements_to_force_updates(resolution_packages)
       return resolution_packages if @explicit_unlocks.empty?
       full_update = dup_for_full_unlock.resolve
       @explicit_unlocks.each do |name|
-        version = full_update[name].first&.version
+        version = full_update.version_for(name)
         resolution_packages.base_requirements[name] = Gem::Requirement.new("= #{version}") if version
       end
       resolution_packages

lib/bundler/resolver/package.rb

@@ -18,7 +18,7 @@ class Package
       def initialize(name, platforms, locked_specs:, unlock:, prerelease: false, prefer_local: false, dependency: nil)
         @name = name
         @platforms = platforms
-        @locked_version = locked_specs[name].first&.version
+        @locked_version = locked_specs.version_for(name)
         @unlock = unlock
         @dependency = dependency || Dependency.new(name, @locked_version)
         @top_level = !dependency.nil?

lib/bundler/spec_set.rb

@@ -169,6 +169,10 @@ def delete_by_name(name)
       reset!
     end
 
+    def version_for(name)
+      self[name].first&.version
+    end
+
     def what_required(spec)
       unless req = find {|s| s.runtime_dependencies.any? {|d| d.name == spec.name } }
         return [spec]