Class: M::Parser

Inherits:
Object
  • Object
show all
Defined in:
lib/m/parser.rb

Instance Method Summary collapse

Constructor Details

#initialize(argv) ⇒ Parser

Returns a new instance of Parser.



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# File 'lib/m/parser.rb', line 5

def initialize(argv)
  @argv = argv
  @testable = Testable.new
end

Instance Method Details

#parse ⇒ Object 



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# File 'lib/m/parser.rb', line 10

def parse
  # With no arguments,
  if argv.empty?
    # Just shell out to `rake test`.
    exec "rake test"
  else
    parse_options! argv

    if argv.first.start_with?("--")
      exec "rake test #{argv.join}"
      exit 0
    else
      # Parse out ARGV, it should be coming in in a format like `test/test_file.rb:9:19`
      parsed = argv.shift.split(':')
      testable.file = parsed.shift
      testable.lines = parsed if testable.lines.none?
      # Anything else on ARGV will be passed along to the runner
      testable.passthrough_options = argv
    end

    # If this file is a directory, not a file, run the tests inside of this directory
    if Dir.exist?(testable.file)
      # Make a new rake test task with a hopefully unique name, and run every test looking file in it
      require "rake/testtask"
      Rake::TestTask.new(:m_custom) do |t|
        t.libs << 'test'
        t.libs << 'spec'
        t.test_files = FileList[wildcard("test"), wildcard("spec")]
        t.warning = false
      end
      # Invoke the rake task and exit, hopefully it'll work!
      begin
        Rake::Task['m_custom'].invoke
      rescue RuntimeError
        exit(1)
      ensure
        exit($?.exitstatus)
      end
    else
      return testable
    end
  end
end