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Maintenance Ruby 3.3 gets fixes, but no new features. Switch to Ruby 4.0 →

class method

Gem::PackageTask.new

new(gem_spec) { |self| ... }

Create a Gem Package task library. Automatically define the gem if a block is given. If no block is supplied, then define needs to be called to define the task.

See also #define #init also in 4.1 · 4.0 · 3.4 · 3.2 · 3.1 · 3.0