Class: RuboCop::Cop::Layout::EmptyLineAfterGuardClause

Inherits:
Base
  • Object
show all
Extended by:
AutoCorrector
Includes:
RangeHelp
Defined in:
lib/rubocop/cop/layout/empty_line_after_guard_clause.rb

Overview

This cop enforces empty line after guard clause

Examples:


# bad
def foo
  return if need_return?
  bar
end

# good
def foo
  return if need_return?

  bar
end

# good
def foo
  return if something?
  return if something_different?

  bar
end

# also good
def foo
  if something?
    do_something
    return if need_return?
  end
end

Constant Summary collapse

MSG = 
'Add empty line after guard clause.'
END_OF_HEREDOC_LINE = 
1

Constants inherited from Base

Base::RESTRICT_ON_SEND

Instance Attribute Summary

Attributes inherited from Base

#config, #processed_source

Instance Method Summary collapse

Methods included from AutoCorrector

support_autocorrect?

Methods inherited from Base

#add_global_offense, #add_offense, autocorrect_incompatible_with, badge, #callbacks_needed, callbacks_needed, #config_to_allow_offenses, #config_to_allow_offenses=, #cop_config, #cop_name, cop_name, department, documentation_url, exclude_from_registry, #excluded_file?, #external_dependency_checksum, inherited, #initialize, joining_forces, lint?, match?, #message, #offenses, #on_investigation_end, #on_new_investigation, #on_other_file, #ready, #relevant_file?, support_autocorrect?, support_multiple_source?, #target_rails_version, #target_ruby_version

Methods included from ExcludeLimit

#exclude_limit

Methods included from AutocorrectLogic

#autocorrect?, #autocorrect_enabled?, #autocorrect_requested?, #correctable?, #disable_uncorrectable?, #safe_autocorrect?

Methods included from IgnoredNode

#ignore_node, #ignored_node?, #part_of_ignored_node?

Methods included from Util

silence_warnings

Constructor Details

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

Instance Method Details

#on_if(node) ⇒ Object 



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# File 'lib/rubocop/cop/layout/empty_line_after_guard_clause.rb', line 45

def on_if(node)
  return if correct_style?(node)

  if node.modifier_form? && last_argument_is_heredoc?(node)
    heredoc_node = last_heredoc_argument(node)

    return if next_line_empty?(heredoc_line(node, heredoc_node))

    add_offense(heredoc_node.loc.heredoc_end) do |corrector|
      autocorrect(corrector, heredoc_node)
    end
  else
    return if next_line_empty?(node.last_line)

    add_offense(offense_location(node)) do |corrector|
      autocorrect(corrector, node)
    end
  end
end