Class: SafeUpdate::Presenter

Inherits:
Object
  • Object
show all
Includes:
Curses
Defined in:
lib/safe_update/presenter.rb

Constant Summary collapse

SPINNER_STATES =

outdated_gems is an array of instances of SafeUpdate::OutdatedGem

['|', '/', '-', '\\']

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Presenter

Returns a new instance of Presenter.



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# File 'lib/safe_update/presenter.rb', line 11

def initialize
  Curses.noecho
  Curses.init_screen
  Curses.start_color
  Curses.init_pair(COLOR_BLUE, COLOR_BLUE, COLOR_BLACK)
  Curses.init_pair(COLOR_RED, COLOR_RED, COLOR_BLACK)
  Curses.init_pair(COLOR_GREEN, COLOR_GREEN, COLOR_BLACK)
  Curses.init_pair(COLOR_YELLOW, COLOR_YELLOW, COLOR_BLACK)

  @tick = 1
  @running = true
end

Instance Method Details

#call(outdated_gems) ⇒ Object 



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# File 'lib/safe_update/presenter.rb', line 24

def call(outdated_gems)
  @outdated_gems = outdated_gems
  while @running do
    @tick += 1
    update_screen
    sleep 0.3
  end
end

#stop ⇒ Object 



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# File 'lib/safe_update/presenter.rb', line 33

def stop
  @running = false
  print_final_output
end