Class: Scide::Overmind

Inherits:
Object
  • Object
show all
Defined in:
lib/scide/overmind.rb

Overview

Utility class to run scide in a script.

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Overmind

Awakens the overmind. Use at your own risk.



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# File 'lib/scide/overmind.rb', line 9

def initialize
  @cli = Scide::Opts.new
  @config = Scide::Config.new
end

Instance Method Details

#brood ⇒ Object

Parses command-line arguments and loads the configuration file. Any error will be run through Scide.fail.



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# File 'lib/scide/overmind.rb', line 16

def brood
  @cli.parse! ARGV
  @config.file = @cli.funnel[:config] if @cli.funnel.key? :config
  @config.load!
  @initialized = true
  self
end

#dominate ⇒ Object

Runs GNU Screen with the project given as argument. The --dry-run option will cause scide to print the resulting configuration instead of running it.

Errors

  • not_initialized - If #brood was not called.

  • unknown_project - If the given project is not found in the configuration file.

  • screen_not_found - If the GNU Screen binary is not found with which.



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# File 'lib/scide/overmind.rb', line 34

def dominate

  Scide.fail :not_initialized, 'ERROR: call #brood to initialize.' unless @initialized

  project_key = ARGV.shift
  
  if project_key.blank?
    available_projects = @config.projects.keys.join(', ')
    Scide.fail :invalid_argument, "You must choose a project. Available projects: #{available_projects}."
  end

  unless @config.projects.key? project_key
    Scide.fail :unknown_project, "ERROR: there is no project '#{project_key}' in configuration #{@config.file}."
  end

  screen = Scide::Screen.new @config.projects[project_key], @config.screen
  screen.check_binary

  if @cli.funnel[:'dry-run']
    puts
    puts Paint['COMMAND', :bold]
    puts "   #{screen.to_command}"
    puts
    puts Paint['SCREEN CONFIGURATION', :bold]
    puts screen.to_s.gsub(/^/, '   ')
    puts
  else
    file = Tempfile.new 'scide'
    file.write screen.to_s
    file.rewind
    file.close
    system screen.to_command(file.path)
    file.unlink
  end
end