Module: Sickle::ClassMethods

Defined in:
lib/sickle.rb

Instance Method Summary collapse

Instance Method Details

#__commands ⇒ Object 



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# File 'lib/sickle.rb', line 221

def __commands
  @__commands ||= {}
end

#__global_options ⇒ Object 



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# File 'lib/sickle.rb', line 225

def __global_options
  @__global_options ||= {}
end

#desc(label) ⇒ Object 



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# File 'lib/sickle.rb', line 193

def desc(label)
  Sickle.push_desc(label)
end

#flag(name) ⇒ Object 



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# File 'lib/sickle.rb', line 209

def flag(name)
  option(name, :default => false)
end

#global_flag(name) ⇒ Object 



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# File 'lib/sickle.rb', line 201

def global_flag(name)
  global_option(name, :default => false)
end

#global_option(name, opts = {}) ⇒ Object 



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# File 'lib/sickle.rb', line 197

def global_option(name, opts = {})
  __global_options[name.to_s] = Option.new(name, opts)
end

#include_modules(hash) ⇒ Object 



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# File 'lib/sickle.rb', line 213

def include_modules(hash)
  hash.each do |key, value|
    Sickle.push_namespace(key)
    send(:include, value)
    Sickle.pop_namespace
  end
end

#included(base) ⇒ Object 



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# File 'lib/sickle.rb', line 186

def included(base)
  __commands.each do |name, command|
    name = (Sickle.namespace + [name]).join(":")
    base.__commands[name] = command
  end
end

#method_added(a) ⇒ Object 



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# File 'lib/sickle.rb', line 269

def method_added(a)
  meth = instance_method(a)
  if desc = Sickle.pop_desc
    __commands[a.to_s] = Command.new(meth, a, desc, Sickle.pop_options)
  end
end

#option(name, opts = {}) ⇒ Object 



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# File 'lib/sickle.rb', line 205

def option(name, opts = {})
  Sickle.push_option(name, opts)
end

#run(argv) ⇒ Object 



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# File 'lib/sickle.rb', line 229

def run(argv)
  # puts "ARGV: #{argv.inspect}"

  if command_name = argv.shift
    command_name = command_name.gsub("-", "_")

    if command = __commands[command_name]
      all = __global_options.values + command.options.values

      results = {}
      args = OptionParser.new do |parser|
        all.each do |option|
          option.register(parser, results)
        end
      end.parse!(argv)

      all.each do |o|
        results[o.name] ||= o.default
      end

      # puts "args: #{args.inspect}"
      # puts "results: #{results.inspect}"


      obj = self.new
      obj.instance_variable_set(:@__options, results)
      command.meth.bind(obj).call(*args)
    else
      puts "\e[31mCommand '#{command_name}' not found\e[0m"
      puts
      run(["help"])
      exit 127
    end
  else
    run(["help"])
  end
end