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instance method

Gem::Command#get_one_optional_argument

get_one_optional_argument

lib/rubygems/command.rb View on GitHub ↗

# File tmp/rubies/ruby-3.1.3/lib/rubygems/command.rb, line 236
def get_one_optional_argument
  args = options[:args] || []
  args.first
end

Get a single optional argument from the command line. If more than one argument is given, return only the first. Return nil if none are given.

See also #get_one_gem_name #handle_options #get_all_gem_names_and_versions #handles? also in 4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.0