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 = 
'Do not put a space between a method name and the opening ' \
'parenthesis.'.freeze

Constants included from Util

Util::ASGN_NODES, Util::BYTE_ORDER_MARK, Util::EQUALS_ASGN_NODES, Util::LITERAL_REGEX, Util::OPERATOR_METHODS, Util::SHORTHAND_ASGN_NODES, Util::STRING_ESCAPES, Util::STRING_ESCAPE_REGEX

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, #config_to_allow_offenses, #config_to_allow_offenses=, #cop_config, cop_name, #cop_name, cop_type, #correct, #debug?, #details, #display_cop_names?, #display_style_guide?, #excluded_file?, #extra_details?, inherited, #initialize, #join_force?, lint?, match?, #message, non_rails, #parse, qualified_cop_name, #reference_url, #relevant_file?, #style_guide_url, #target_ruby_version

Methods included from Sexp

#s

Methods included from NodePattern::Macros

#def_node_matcher, #def_node_search, #node_search_body

Methods included from AutocorrectLogic

#autocorrect?, #autocorrect_enabled?, #autocorrect_requested?, #support_autocorrect?

Methods included from IgnoredNode

#ignore_node, #ignored_node?, #part_of_ignored_node?

Methods included from Util

begins_its_line?, block_length, comment_line?, directions, double_quotes_acceptable?, double_quotes_required?, effective_column, ends_its_line?, first_part_of_call_chain, interpret_string_escapes, line_range, move_pos, numeric_range_size, on_node, operator?, parentheses?, range_with_surrounding_comma, range_with_surrounding_space, source_range, strip_quotes, to_string_literal, to_symbol_literal, within_node?

Methods included from PathUtil

absolute?, hidden?, 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 



33
34
35
 
# File 'lib/rubocop/cop/style/space_after_method_name.rb', line 33

def autocorrect(pos_before_left_paren)
  ->(corrector) { corrector.remove(pos_before_left_paren) }
end

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



22
23
24
25
26
27
28
29
30
31
 
# File 'lib/rubocop/cop/style/space_after_method_name.rb', line 22

def on_method_def(_node, _method_name, args, _body)
  return unless args.loc.begin && args.loc.begin.is?('(')
  expr = args.source_range
  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