Module: Lydown::CLI

Defined in:
lib/lydown/cli.rb,
lib/lydown/cli/output.rb,
lib/lydown/cli/signals.rb,
lib/lydown/cli/commands.rb

Defined Under Namespace

Modules: Compiler, Diff, Proofing, REPL, Support, Translation Classes: Commands

Constant Summary collapse

PROGRESS_FORMAT = 
'%t:%B:%p%%'
@@abortable_child_processes = 
[]

Class Method Summary collapse

Class Method Details

.abort ⇒ Object 



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# File 'lib/lydown/cli/signals.rb', line 4

def self.abort
  $stderr.puts
  if pid = @@abortable_child_processes.last
    Process.kill("INT", pid)
  else
    exit
  end
end

.register_abortable_process(pid) ⇒ Object 



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# File 'lib/lydown/cli/signals.rb', line 13

def self.register_abortable_process(pid)
  @@abortable_child_processes << pid 
end

.show_progress(title, total) ⇒ Object

Simple wrapper around ProgressBar



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# File 'lib/lydown/cli/output.rb', line 7

def self.show_progress(title, total)
  $progress_bar = ProgressBar.create(
    title: title,
    total: total,
    format: PROGRESS_FORMAT,
  )
  yield $progress_bar
ensure
  $progress_bar.stop
  $progress_bar = nil
end

.unregister_abortable_process(pid) ⇒ Object 



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# File 'lib/lydown/cli/signals.rb', line 17

def self.unregister_abortable_process(pid)
  @@abortable_child_processes.delete pid
end