Class: Smol::REPL

Inherits:
Object
  • Object
show all
Includes:
ConfigDisplay, Output
Defined in:
lib/smol/repl.rb

Instance Method Summary collapse

Methods included from Output

#banner, #check_result, #debug, #desc, #failure, #header, #hint, #info, #label, #nl, #out, #success, #table, #verbose, #warning

Constructor Details

#initialize(app, prompt:, history: true, history_file: nil, parent: nil) ⇒ REPL

Returns a new instance of REPL.



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# File 'lib/smol/repl.rb', line 9

def initialize(app, prompt:, history: true, history_file: nil, parent: nil)
  @app = app
  @prompt = prompt
  @history = history
  @history_file = history_file || File.expand_path("~/.smol_#{app.class.name.downcase}_history")
  @parent = parent
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/smol/repl.rb', line 17

def run
  setup_readline if @history
  load_history if @history

  show_boot_message

  loop do
    input = read_input
    break if input.nil?

    input = input.strip
    next if input.empty?

    args = input.split(/\s+/)

    case args.first
    when "exit", "quit", "q"
      break
    when "back"
      break if @parent
      warning "not in a sub-app"
    when "help", "h", "?"
      help
    when "config", "c"
      show_config
    when "config:set"
      set_config(args[1], args[2])
    else
      # Check if entering a mounted sub-app
      mount = @app.find_mount(args.first)
      if mount && args.size == 1
        enter_subapp(mount, args.first)
      else
        dispatch(args)
      end
    end

    nl
  end

  save_history if @history
  hint "goodbye"
end