lib/byebug/commands/method.rb
# frozen_string_literal: true
require_relative "../command"
require_relative "../helpers/eval"
module Byebug
#
# Show methods of specific classes/modules/objects.
#
class MethodCommand < Command
include Helpers::EvalHelper
self.allow_in_post_mortem = true
def self.regexp
/^\s* m(?:ethod)? \s+ (i(:?nstance)?\s+)?/x
end
def self.description
<<-DESCRIPTION
m[ethod] (i[nstance][ <obj>]|<class|module>)
#{short_description}
When invoked with "instance", shows instance methods of the object
specified as argument or of self no object was specified.
When invoked only with a class or module, shows class methods of the
class or module specified as argument.
DESCRIPTION
end
def self.short_description
"Shows methods of an object, class or module"
end
def execute
obj = warning_eval(@match.post_match)
result =
if @match[1]
prc("method.methods", obj.methods.sort) { |item, _| { name: item } }
elsif !obj.is_a?(Module)
pr("variable.errors.not_module", object: @match.post_match)
else
prc("method.methods", obj.instance_methods(false).sort) do |item, _|
{ name: item }
end
end
puts result
end
end
end