Class: Micron::App::Options

Inherits:
Object
  • Object
show all
Defined in:
lib/micron/app/options.rb

Constant Summary collapse

DEFAULTS = 
{
  :coverage => true,
  :tests    => [],
  :methods  => [],
}

Class Method Summary collapse

Class Method Details

.parse(options = nil) ⇒ Object 



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# File 'lib/micron/app/options.rb', line 14

def self.parse(options=nil)

  # always try to use default options first
  if options then
    options = DEFAULTS.merge(options)
  else
    options = DEFAULTS.dup
  end

  # then rc file
  rc = File.join(Dir.pwd, ".micronrc")
  if File.exists? rc then
    parse_opts(options, File.read(rc).split(" "))
  end

  # then anything on command line
  parse_opts(options, ARGV)

  return options
end

.parse_opts(options, argv) ⇒ Object 



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# File 'lib/micron/app/options.rb', line 35

def self.parse_opts(options, argv)
  parser = OptionParser.new do |opts|
    opts.banner = "usage: #{$0} [options]"

    opts.on("-t", "--test PATTERN", "Only run test files matching pattern") do |p|
      options[:tests] << p
    end

    opts.on("-m", "--method PATTERN", "Only run test methods matching pattern") do |p|
      p.strip!
      options[:methods] << p if not p.empty?
    end

    opts.on("--nocov", "Disable coverage reporting") {
      options[:coverage] = false
    }

    opts.on("--proc", "Use the process runner") {
      options[:proc] = true
    }

    opts.on("--fork", "Use the forking runner") {
      options[:fork] = true
    }

    opts.on("--runclass", "Run class in child process") {
      options[:runclass] = true
    }

    opts.on("--runmethod", "Run method in child process") {
      options[:runmethod] = true
    }

    opts.on("-h", "--help", "Show this message") do
      puts opts
      exit
    end
  end

  begin
    parser.parse!(argv)

  rescue Exception => ex
    exit if ex.kind_of? SystemExit
    STDERR.puts "error: #{ex}"
    STDERR.puts
    STDERR.puts parser
    exit 1
  end

  return options
end