Class: Rubocop::Cop::Style::DefWithParentheses

Inherits:
Cop
  • Object
show all
Defined in:
lib/rubocop/cop/style/def_parentheses.rb

Overview

This cop checks for parentheses in the definition of a method, that does not take any arguments. Both instance and class/singleton methods are checked.

Constant Summary collapse

MSG = 
"Omit the parentheses in defs when the method doesn't accept " +
'any arguments.'

Instance Attribute Summary

Attributes inherited from Cop

#autocorrect, #corrections, #debug, #disabled_lines, #offences

Instance Method Summary collapse

Methods inherited from Cop

#add_offence, all, #autocorrect_action, cop_name, cop_type, #do_autocorrect, #ignore_node, inherited, #initialize, lint?, #name, rails?, style?

Constructor Details

This class inherits a constructor from Rubocop::Cop::Cop

Instance Method Details

#on_def(node) ⇒ Object 



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# File 'lib/rubocop/cop/style/def_parentheses.rb', line 13

def on_def(node)
  start_line = node.loc.keyword.line
  end_line = node.loc.end.line

  return if start_line == end_line

  _, args = *node
  if args.children == [] && args.loc.begin
    add_offence(:convention, args.loc.begin, MSG)
  end
end

#on_defs(node) ⇒ Object 



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# File 'lib/rubocop/cop/style/def_parentheses.rb', line 25

def on_defs(node)
  start_line = node.loc.keyword.line
  end_line = node.loc.end.line

  return if start_line == end_line

  _, _, args = *node
  if args.children == [] && args.loc.begin
    add_offence(:convention, args.loc.begin, MSG)
  end
end