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Contents
# frozen_string_literal: true
require_relative "../command"
require_relative "../helpers/bin"
require_relative "../helpers/path"
require "shellwords"
require "English"
require "rbconfig"
module Byebug
#
# Restart debugged program from within byebug.
#
class RestartCommand < Command
include Helpers::BinHelper
include Helpers::PathHelper
self.allow_in_control = true
self.allow_in_post_mortem = true
def self.regexp
/^\s* restart (?:\s+(?<args>.+))? \s*$/x
end
def self.description
<<-DESCRIPTION
restart [args]
#{short_description}
This is a re-exec - all byebug state is lost. If command arguments are
passed those are used.
DESCRIPTION
end
def self.short_description
"Restarts the debugged program"
end
def execute
cmd = [$PROGRAM_NAME]
cmd = prepend_byebug_bin(cmd)
cmd = prepend_ruby_bin(cmd)
cmd += (@match[:args] ? @match[:args].shellsplit : $ARGV)
puts pr("restart.success", cmd: cmd.shelljoin)
Kernel.exec(*cmd)
end
private
def prepend_byebug_bin(cmd)
cmd.unshift(bin_file) if Byebug.mode == :standalone
cmd
end
def prepend_ruby_bin(cmd)
cmd.unshift(RbConfig.ruby) if which("ruby") != which(cmd.first)
cmd
end
end
end
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