Module: CLI::UI::Frame::FrameStack

Defined in:
lib/cli/ui/frame.rb

Constant Summary collapse

ENVVAR = 
'CLI_FRAME_STACK'

Class Method Summary collapse

Class Method Details

.items ⇒ Object 



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# File 'lib/cli/ui/frame.rb', line 292

def self.items
  ENV.fetch(ENVVAR, '').split(':').map(&:to_sym)
end

.pop ⇒ Object 



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# File 'lib/cli/ui/frame.rb', line 302

def self.pop
  curr = items
  ret = curr.pop
  ENV[ENVVAR] = curr.join(':')
  ret.nil? ? nil : ret.to_sym
end

.push(item) ⇒ Object 



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# File 'lib/cli/ui/frame.rb', line 296

def self.push(item)
  curr = items
  curr << item.name
  ENV[ENVVAR] = curr.join(':')
end