Class: GemInstaller::GemArgProcessor

Inherits:
Object
  • Object
show all
Defined in:
lib/geminstaller/gem_arg_processor.rb

Constant Summary collapse

GEM_COMMON_OPTIONS_WITHOUT_ARG =

Common Options:

    --source URL                 Use URL as the remote source for gems
-p, --[no-]http-proxy [URL]      Use HTTP proxy for remote operations
-h, --help                       Get help on this command
-v, --verbose                    Set the verbose level of output
    --config-file FILE           Use this config file instead of default
    --backtrace                  Show stack backtrace on errors
    --debug                      Turn on Ruby debugging

['--no-http-proxy','-v','--verbose','--backtrace','--debug']
GEM_COMMON_OPTIONS_WITH_ARG = 
['--source','-p','--http_proxy','--config-file']

Instance Method Summary collapse

Instance Method Details

#strip_non_common_gem_args(args) ⇒ Object

take an array of args, and strip all args that are not common gem command args



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# File 'lib/geminstaller/gem_arg_processor.rb', line 15

def strip_non_common_gem_args(args)
  # I can't figure out a way to elegantly do this, so I hardcoded the options.  Here's how you print them
  # Gem::Command.common_options.each do |option|
  #  p option[0]
  # end

  common_args = [] 
  i = 0
  loop do
    break if i == args.size
    arg = args[i]
    if GEM_COMMON_OPTIONS_WITHOUT_ARG.include?(arg)
      common_args << arg
    else
      GEM_COMMON_OPTIONS_WITH_ARG.each do |option|
        if arg.include?(option)
          common_args << arg
          unless arg.include?('=')
            i += 1
            common_args << args[i]
          end
        end
      end
    end
    i += 1
  end
  common_args
end