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Contents
# frozen_string_literal: true
require_relative "../../helpers/eval"
module Byebug
#
# Reopens the +var+ command to define the +const+ subcommand
#
class VarCommand < Command
#
# Shows constants
#
class ConstCommand < Command
include Helpers::EvalHelper
self.allow_in_post_mortem = true
def self.regexp
/^\s* c(?:onst)? (?:\s+ (.+))? \s*$/x
end
def self.description
<<-DESCRIPTION
v[ar] c[onstant]
#{short_description}
DESCRIPTION
end
def self.short_description
"Shows constants of an object."
end
def execute
obj = warning_eval(str_obj)
return errmsg(pr("variable.errors.not_module", object: str_obj)) unless obj.is_a?(Module)
constants = warning_eval("#{str_obj}.constants")
puts prv(constants.sort.map { |c| [c, obj.const_get(c)] }, "constant")
end
private
def str_obj
@str_obj ||= @match[1] || "self.class"
end
end
end
end
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