Class: RuboCop::Cop::Style::SpaceAfterMethodName

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

Overview

Checks for space between a method name and a left parenthesis in defs.

Examples:


# bad
def func (x) ... end

# good
def func(x) ... end

Constant Summary collapse

MSG = 
'Never put a space between a method name and the opening ' \
'parenthesis.'

Constants included from Util

Util::ASGN_NODES, Util::EQUALS_ASGN_NODES, Util::OPERATOR_METHODS, Util::PROC_NEW_NODE, Util::SHORTHAND_ASGN_NODES

Instance Attribute Summary

Attributes inherited from Cop

#config, #corrections, #offenses, #processed_source

Instance Method Summary collapse

Methods included from OnMethodDef

#on_def, #on_defs

Methods inherited from Cop

#add_offense, all, #autocorrect?, #config_to_allow_offenses, #config_to_allow_offenses=, #cop_config, #cop_name, cop_name, cop_name_with_namespace, cop_type, #debug?, #display_cop_names?, inherited, #initialize, #join_force?, lint?, #message, non_rails, qualified_cop_name, rails?, #relevant_file?, #support_autocorrect?

Methods included from IgnoredNode

#ignore_node, #ignored_node?, #part_of_ignored_node?

Methods included from Util

begins_its_line?, block_length, command?, comment_line?, const_name, first_part_of_call_chain, lambda?, lambda_or_proc?, line_range, numeric_range_size, on_node, operator?, parentheses?, proc?, range_with_surrounding_space, source_range, strip_quotes, within_node?

Methods included from PathUtil

issue_deprecation_warning, match_path?, relative_path

Constructor Details

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

Instance Method Details

#autocorrect(pos_before_left_paren) ⇒ Object 



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# File 'lib/rubocop/cop/style/space_after_method_name.rb', line 32

def autocorrect(pos_before_left_paren)
  @corrections << lambda do |corrector|
    corrector.remove(pos_before_left_paren)
  end
end

#on_method_def(_node, _method_name, args, _body) ⇒ Object 



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# File 'lib/rubocop/cop/style/space_after_method_name.rb', line 21

def on_method_def(_node, _method_name, args, _body)
  return unless args.loc.begin && args.loc.begin.is?('(')
  expr = args.loc.expression
  pos_before_left_paren = Parser::Source::Range.new(expr.source_buffer,
                                                    expr.begin_pos - 1,
                                                    expr.begin_pos)
  return unless pos_before_left_paren.source =~ /\s/

  add_offense(pos_before_left_paren, pos_before_left_paren)
end