module RuboCop::Cop::MethodComplexity

This module handles measurement and reporting of complexity in methods.

Public Instance Methods

on_def(node) click to toggle source
# File lib/rubocop/cop/mixin/method_complexity.rb, line 9
def on_def(node)
  max = cop_config['Max']
  complexity = complexity(node)

  return unless complexity > max

  msg = format(self.class::MSG, node.method_name, complexity, max)

  add_offense(node, location: :keyword, message: msg) do
    self.max = complexity.ceil
  end
end
Also aliased as: on_defs
on_defs(node)
Alias for: on_def

Private Instance Methods

complexity(node) click to toggle source
# File lib/rubocop/cop/mixin/method_complexity.rb, line 25
def complexity(node)
  node.each_node(*self.class::COUNTED_NODES).reduce(1) do |score, n|
    score + complexity_score_for(n)
  end
end