1 files changed, 10 insertions, 0 deletions
diff --git a/lib/rubygems/commands/pristine_command.rb b/lib/rubygems/commands/pristine_command.rb
index dcd5bb76fb..91308d83f6 100644
--- a/lib/rubygems/commands/pristine_command.rb
+++ b/lib/rubygems/commands/pristine_command.rb
@@ -21,6 +21,11 @@ class Gem::Commands::PristineCommand < Gem::Command
       options[:all] = value
     end
 
+    add_option('--skip=gem_name',
+               'used on --all, skip if name == gem_name') do |value, options|
+      options[:skip] = value
+    end
+
     add_option('--[no-]extensions',
                'Restore gems with extensions',
                'in addition to regular gems') do |value, options|
@@ -109,6 +114,11 @@ extensions will be restored.
         next
       end
 
+      if spec.name == options[:skip]
+        say "Skipped #{spec.full_name}, it was given through options"
+        next
+      end
+
       if spec.bundled_gem_in_old_ruby?
         say "Skipped #{spec.full_name}, it is bundled with old Ruby"
         next