Class: RuboCop::Cop::Style::FirstParameterIndentation

Inherits:
Cop
  • Object
show all
Includes:
AutocorrectAlignment, ConfigurableEnforcedStyle
Defined in:
lib/rubocop/cop/style/first_parameter_indentation.rb

Overview

This cop checks the indentation of the first parameter in a method call. Parameters after the first one are checked by Style/AlignParameters, not by this cop.

Examples:


# bad
some_method(
first_param,
second_param)

# good
some_method(
  first_param,
second_param)

Constant Summary

Constants included from AutocorrectAlignment

AutocorrectAlignment::SPACE

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

Instance Attribute Summary

Attributes inherited from Cop

#config, #corrections, #offenses, #processed_source

Instance Method Summary collapse

Methods included from ConfigurableEnforcedStyle

#alternative_style, #ambiguous_style_detected, #correct_style_detected, #detected_style, #detected_style=, #no_acceptable_style!, #no_acceptable_style?, #opposite_style_detected, #parameter_name, #style, #style_detected, #supported_styles, #unexpected_style_detected

Methods included from AutocorrectAlignment

#autocorrect, #check_alignment, #configured_indentation_width, #display_column, #indentation, #offset

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?, #highlights, inherited, #initialize, #join_force?, lint?, match?, #messages, 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?, escape_string, first_part_of_call_chain, interpret_string_escapes, line_range, move_pos, needs_escaping?, numeric_range_size, on_node, operator?, parentheses?, parenthesized_call?, 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?, match_path?, relative_path

Constructor Details

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

Instance Method Details

#on_send(node) ⇒ Object 



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# File 'lib/rubocop/cop/style/first_parameter_indentation.rb', line 26

def on_send(node)
  _receiver, method_name, *args = *node
  return if args.empty?
  return if operator?(method_name)

  base_indentation = if special_inner_call_indentation?(node)
                       column_of(base_range(node, args.first))
                     else
                       previous_code_line(args.first.loc.line) =~ /\S/
                     end
  check_alignment([args.first],
                  base_indentation + configured_indentation_width)
end