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
    return testable unless 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

  end
end