Class: WIP::Runner::Command

Inherits:
Object
  • Object
show all
Defined in:
lib/wip/runner/command.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(ui) ⇒ Command

Returns a new instance of Command.



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# File 'lib/wip/runner/command.rb', line 48

def initialize(ui)
  @ui     = ui
  @parser = WIP::Runner::Parser.new(@ui, self.class)
end

Instance Attribute Details

#parser ⇒ Object (readonly)

TODO(?)… :arguments, :options



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# File 'lib/wip/runner/command.rb', line 46

def parser
  @parser
end

Class Method Details

.argument(name, definition) ⇒ Object 



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# File 'lib/wip/runner/command.rb', line 26

def argument(name, definition)
  arguments[name] = Options.new(definition)
end

.arguments(value = nil) ⇒ Object 



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# File 'lib/wip/runner/command.rb', line 30

def arguments(value = nil)
  @arguments ||= {}
end

.commands ⇒ Object 



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# File 'lib/wip/runner/command.rb', line 22

def commands
  @commands ||= Commands.within(self)
end

.options(&block) ⇒ Object

TODO: test multi-options



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# File 'lib/wip/runner/command.rb', line 35

def options(&block)
  @options ||= []
  @options << block if block_given?
  @options
end

.overview(value = nil) ⇒ Object 



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# File 'lib/wip/runner/command.rb', line 17

def overview(value = nil)
  @overview = value unless value.nil?
  @overview
end

.signature ⇒ Object 



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# File 'lib/wip/runner/command.rb', line 5

def signature
  @signature ||= begin
    ns    = Commands.name
    parts = self.name
      .sub(/^.*(CLI|Commands)::/, '')
      .split('::')
    parts.map { |part| part.gsub(/([A-Z])/, "-\\1").sub(/^-/, '') }
      .join(' ')
      .downcase
  end
end

.workflow(&block) ⇒ Object 



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# File 'lib/wip/runner/command.rb', line 41

def workflow(&block)
  Workflow.define(&block)
end

Instance Method Details

#run(argv = []) ⇒ Object 



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# File 'lib/wip/runner/command.rb', line 53

def run(argv = [])
  begin
    parser.run(argv) do |command, arguments, options|
      if command.nil?
        if options.help
          parser.help
          return
        end

        validate!(arguments)
        execute(arguments, options)
      else
        # TODO: add a spec for the help path.
        command.match(/^-/) ? parser.help : delegate(command, argv)
      end
    end
  rescue OptionParser::InvalidOption => e
    raise InvalidOption, e.args.join(' ')
  end
rescue InvalidArgument, InvalidArguments, InvalidCommand, InvalidOption, InvalidOptions => e
  print_error(e)
end