Class: RuboCop::Cop::MagicNumbers::NoArgument
- Defined in:
- lib/rubocop/cop/magic_numbers/no_argument.rb
Overview
Adds violations for magic numbers when used as the argument to a method
BAD: object.bottles_on_the_wall(100)
GOOD: object.bottles_on_the_wall(DEFAULT_BOTTLE_COUNT)
Constant Summary collapse
- MAGIC_NUMBER_ARGUMENT_PATTERN =
<<-PATTERN (send { _ _ (%<illegal_scalar_pattern>s $_) | # This is a union of lhs and rhs literal (%<illegal_scalar_pattern>s $_) _ _ } ) PATTERN
- ARGUMENT_MSG =
'Do not use magic number arguments to methods'
- CONFIG_IGNORED_METHODS_NAME =
'IgnoredMethods'
- DEFAULT_CONFIG =
By default, don’t raise an offense for magic numbers arguments for these methods
{ CONFIG_IGNORED_METHODS_NAME => ['[]'] }.freeze
Constants inherited from Base
Base::CONFIG_ALL, Base::CONFIG_FLOAT, Base::CONFIG_INTEGER, Base::CONFIG_NAME_FORBIDDEN_NUMERICS, Base::ILLEGAL_SCALAR_TYPES
Instance Method Summary collapse
- #cop_config ⇒ Object
- #on_message_send(node) ⇒ Object (also: #on_send)
Instance Method Details
#cop_config ⇒ Object
40 41 42 |
# File 'lib/rubocop/cop/magic_numbers/no_argument.rb', line 40 def cop_config DEFAULT_CONFIG.merge(super) end |
#on_message_send(node) ⇒ Object Also known as: on_send
44 45 46 47 48 49 |
# File 'lib/rubocop/cop/magic_numbers/no_argument.rb', line 44 def (node) return unless illegal_argument?(node) return if ignored_method?(node) add_offense(node, message: ARGUMENT_MSG) end |