Module: GemFast::Util

Includes:
Gem::UserInteraction
Included in:
AbstractDownloadStrategy
Defined in:
lib/gem-fast/utils.rb

Defined Under Namespace

Classes: BuildError, ExecutionError

Instance Method Summary collapse

Instance Method Details

#curl(*args) ⇒ Object 



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# File 'lib/gem-fast/utils.rb', line 5

def curl *args
  begin
    safe_system 'curl', '-f#LA', RUBYGEMPLUS_USER_AGENT, *args unless args.empty?
  rescue ExecutionError => e
    if GemFast.curl?
      raise e
    else
      not_install_curl
    end
  rescue Errno::ENOENT => e  
    not_install_curl
  end
  
end

#not_install_curl ⇒ Object 



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# File 'lib/gem-fast/utils.rb', line 20

def not_install_curl
  alert_error("use: 'gem uninstall gem-fast' to return back, Curl not installed on your mathine!")
  exit(1)
end

#safe_system(cmd, *args) ⇒ Object

Raises:



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# File 'lib/gem-fast/utils.rb', line 25

def safe_system cmd, *args
  raise ExecutionError.new(cmd, args, $?)  unless system(cmd, *args)
end

#system(cmd, *args) ⇒ Object 



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# File 'lib/gem-fast/utils.rb', line 29

def system cmd, *args
  yield if block_given?
  args.collect!{|arg| arg.to_s}
  `#{cmd} #{args.join(" ")}`
  $?.success?
end