Class: Byebug::VarCommand::ConstCommand

Inherits:
Command
  • Object
show all
Includes:
Helpers::EvalHelper
Defined in:
lib/byebug/commands/var/const.rb

Overview

Shows constants

Instance Attribute Summary

Attributes inherited from Command

#processor

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Helpers::EvalHelper

#error_eval, #multiple_thread_eval, #separate_thread_eval, #silent_eval, #warning_eval

Methods inherited from Command

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

Methods included from Helpers::StringHelper

#camelize, #deindent, #prettify

Constructor Details

This class inherits a constructor from Byebug::Command

Class Method Details

.description ⇒ Object 



22
23
24
25
26
27
28
 
# File 'lib/byebug/commands/var/const.rb', line 22

def self.description
  <<-DESCRIPTION
    v[ar] c[onstant]

    #{short_description}
  DESCRIPTION
end

.regexp ⇒ Object 



18
19
20
 
# File 'lib/byebug/commands/var/const.rb', line 18

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

.short_description ⇒ Object 



30
31
32
 
# File 'lib/byebug/commands/var/const.rb', line 30

def self.short_description
  "Shows constants of an object."
end

Instance Method Details

#execute ⇒ Object 



34
35
36
37
38
39
40
 
# File 'lib/byebug/commands/var/const.rb', line 34

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