method

install_location

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install_location(filename, destination_dir) public

Returns the full path for installing filename.

If filename is not inside destination_dir an exception is raised.

# File lib/rubygems/package.rb, line 387
  def install_location filename, destination_dir # :nodoc:
    raise Gem::Package::PathError.new(filename, destination_dir) if
      filename.start_with? '/'

    destination_dir = File.realpath destination_dir if
      File.respond_to? :realpath
    destination_dir = File.expand_path destination_dir

    destination = File.join destination_dir, filename
    destination = File.expand_path destination

    raise Gem::Package::PathError.new(destination, destination_dir) unless
      destination.start_with? destination_dir

    destination.untaint
    destination
  end

install_location

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