Class: Rubocop::Cop::Style::Proc

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

Overview

This cops checks for uses of Proc.new where Kernel#proc would be more appropriate.

Constant Summary collapse

MSG = 
'Use proc instead of Proc.new.'
TARGET = 
s(:send, s(:const, nil, :Proc), :new)

Instance Attribute Summary

Attributes inherited from Cop

#autocorrect, #corrections, #debug, #disabled_lines, #offences

Instance Method Summary collapse

Methods inherited from Cop

#add_offence, all, #autocorrect_action, cop_name, cop_type, #do_autocorrect, #ignore_node, inherited, #initialize, lint?, #name, rails?, style?

Constructor Details

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

Instance Method Details

#on_block(node) ⇒ Object 



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# File 'lib/rubocop/cop/style/proc.rb', line 13

def on_block(node)
  # We're looking for
  # (block
  #   (send
  #     (const nil :Proc) :new)
  #   ...)
  block_method, = *node

  if block_method == TARGET
    add_offence(:convention, block_method.loc.expression, MSG)
  end
end