module RuboCop::AST::MethodIdentifierPredicates

def assignment_method?
  !comparison_method? && method_name.to_s.end_with?('=')
end

def bang_method?
  method_name.to_s.end_with?('!')
end

def camel_case_method?
  method_name.to_s =~ /\A[A-Z]/
end

def comparison_method?
  Node::COMPARISON_OPERATORS.include?(method_name)
end

def const_receiver?
  receiver && receiver.const_type?
end

def enumerator_method?
  ENUMERATOR_METHODS.include?(method_name) ||
    method_name.to_s.start_with?('each_')
end

def method?(name)
  method_name == name.to_sym
end

def negation_method?
  receiver && method_name == :!
end

def operator_method?
  OPERATOR_METHODS.include?(method_name)
end

def predicate_method?
  method_name.to_s.end_with?('?')
end

def prefix_bang?
  negation_method? && loc.selector.is?('!')
end

def prefix_not?
  negation_method? && loc.selector.is?('not')
end

def self_receiver?
  receiver && receiver.self_type?
end