Class: Byebug::KillCommand

Inherits:
Command
  • Object
show all
Defined in:
lib/byebug/commands/kill.rb

Overview

Send custom signals to the debugged program.

Instance Attribute Summary

Attributes inherited from Command

#processor

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Command

#arguments, columnize, #context, #frame, help, #initialize, match, to_s

Methods included from Helpers::StringHelper

#camelize, #prettify

Constructor Details

This class inherits a constructor from Byebug::Command

Class Method Details

.description ⇒ Object 



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# File 'lib/byebug/commands/kill.rb', line 14

def self.description
  <<-EOD
    kill[ signal]

    #{short_description}

    Equivalent of Process.kill(Process.pid)
  EOD
end

.regexp ⇒ Object 



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# File 'lib/byebug/commands/kill.rb', line 10

def self.regexp
  /^\s* (?:kill) \s* (?:\s+(\S+))? \s*$/x
end

.short_description ⇒ Object 



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# File 'lib/byebug/commands/kill.rb', line 24

def self.short_description
  'Sends a signal to the current process'
end

Instance Method Details

#execute ⇒ Object 



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# File 'lib/byebug/commands/kill.rb', line 28

def execute
  if @match[1]
    signame = @match[1]

    unless Signal.list.member?(signame)
      return errmsg("signal name #{signame} is not a signal I know about\n")
    end
  else
    return unless confirm('Really kill? (y/n) ')

    signame = 'KILL'
  end

  processor.interface.close if 'KILL' == signame
  Process.kill(signame, Process.pid)
end