Class: Rubocop::Cop::Style::AlignParameters

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

Overview

Here we check if the parameters on a multi-line method call are aligned.

Constant Summary collapse

MSG = 
'Align the parameters of a method call if they span ' +
'more than one line.'

Constants inherited from Cop

Cop::OPERATOR_METHODS

Instance Attribute Summary

Attributes inherited from Cop

#config, #corrections, #offences, #processed_source

Instance Method Summary collapse

Methods included from AutocorrectAlignment

#autocorrect_action

Methods inherited from Cop

#add_offence, all, #autocorrect?, #autocorrect_action, #convention, #cop_config, #cop_name, cop_name, cop_type, #debug?, #ignore_node, inherited, #initialize, lint?, #message, rails?, style?, #warning

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/align_parameters.rb', line 14

def on_send(node)
  _receiver, method, *args = *node

  return if method == :[]=
  return if args.size <= 1

  first_arg_column = args.first.loc.expression.column

  args.each_cons(2) do |prev, current|
    current_pos = current.loc.expression

    if current_pos.line > prev.loc.expression.line &&
        current_pos.column != first_arg_column
      @column_delta = first_arg_column - current_pos.column
      convention(current, current_pos)
    end
  end
end