Contents

# frozen_string_literal: true

module RuboCop
  module Cop
    module Layout
      # Checks for space between a method name and a left parenthesis in defs.
      #
      # @example
      #
      #   # bad
      #   def func (x) ... end
      #
      #   # good
      #   def func(x) ... end
      class SpaceAfterMethodName < Cop
        include OnMethodDef

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

        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 = range_between(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

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

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
rubocop-0.49.1	lib/rubocop/cop/layout/space_after_method_name.rb
rubocop-0.49.0	lib/rubocop/cop/layout/space_after_method_name.rb