Module: Utils::Interrupts Private

Defined in:
utils/interrupts.rb

This module is part of a private API. This module may only be used in the Homebrew/brew repository. Third parties should avoid using this module if possible, as it may be removed or changed without warning.

Class Method Summary collapse

Class Method Details

.ignore(&_block) ⇒ T.type_parameter(:U)

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

  • _block (T.proc.returns(T.type_parameter(:U)))

Returns:

  • (T.type_parameter(:U)) 


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# File 'utils/interrupts.rb', line 9

def self.ignore(&_block)
  @mutex.synchronize do
    interrupted = T.let(false, T::Boolean)
    old_sigint_handler = Signal.trap(:INT) do
      interrupted = true

      $stderr.print "\n"
      $stderr.puts "One sec, cleaning up..."
    end

    begin
      yield
    ensure
      Signal.trap(:INT, old_sigint_handler)

      Kernel.raise Interrupt if interrupted
    end
  end
end