Class: RuboCop::Cop::Style::CaseIndentation

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

Overview

This cop checks how the when*s of a *case expression are indented in relation to its case or end keyword.

It will register a separate offense for each misaligned when.

Constant Summary

Constants included from AutocorrectAlignment

AutocorrectAlignment::SPACE

Constants included from Util

Util::ASGN_NODES, Util::BASIC_LITERALS, Util::EQUALS_ASGN_NODES, Util::LITERALS, 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 ConfigurableEnforcedStyle

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

Methods included from AutocorrectAlignment

#check_alignment, #configured_indentation_width, #indentation, #offset, #start_of_line?

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, qualified_cop_name, rails?, #reference_url, #relevant_file?, #style_guide_url

Methods included from NodePattern::Macros

#def_node_matcher, #def_node_search

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, command?, comment_line?, const_name, directions, first_part_of_call_chain, lambda?, lambda_or_proc?, line_range, move_pos, numeric_range_size, on_node, operator?, parentheses?, proc?, range_with_surrounding_comma, range_with_surrounding_space, source_range, strip_quotes, within_node?

Methods included from PathUtil

hidden?, issue_deprecation_warning, match_path?, relative_path

Constructor Details

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

Instance Method Details

#on_case(case_node) ⇒ Object


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# File 'lib/rubocop/cop/style/case_indentation.rb', line 14

def on_case(case_node)
  _condition, *whens, _else = *case_node

  base = style
  indent = cop_config['IndentOneStep']
  base_column = base_column(case_node, base)

  whens.each do |when_node|
    check_when(when_node, case_node, base, indent, base_column)
  end
end