Class: Rubocop::Cop::Lint::RescueException
- Defined in:
- lib/rubocop/cop/lint/rescue_exception.rb
Overview
This cop checks for rescue blocks targeting the Exception class.
Constant Summary collapse
- MSG =
'Avoid rescuing the `Exception` class.'
Constants included from Util
Util::ASGN_NODES, Util::EQUALS_ASGN_NODES, Util::OPERATOR_METHODS, Util::PROC_NEW_NODE, Util::SHORTHAND_ASGN_NODES
Instance Attribute Summary
Attributes inherited from Cop
#config, #corrections, #offenses, #processed_source
Instance Method Summary collapse
Methods inherited from Cop
#add_offense, all, #autocorrect?, #config_to_allow_offenses, #config_to_allow_offenses=, #cop_config, cop_name, #cop_name, cop_type, #debug?, #display_cop_names?, #exclude_file?, #include_file?, inherited, #initialize, lint?, #message, non_rails, rails?, #relevant_file?, #support_autocorrect?
Methods included from IgnoredNode
#ignore_node, #ignored_node?, #part_of_ignored_node?
Methods included from Util
block_length, command?, comment_line?, const_name, first_part_of_call_chain, lambda?, lambda_or_proc?, line_range, on_node, operator?, parentheses?, proc?, range_with_surrounding_space, source_range, strip_quotes
Methods included from PathUtil
Constructor Details
This class inherits a constructor from Rubocop::Cop::Cop
Instance Method Details
#on_resbody(node) ⇒ Object
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# File 'lib/rubocop/cop/lint/rescue_exception.rb', line 10 def on_resbody(node) return unless node.children.first rescue_args = node.children.first.children if rescue_args.any? { |a| targets_exception?(a) } add_offense(node, :expression) end end |
#targets_exception?(rescue_arg_node) ⇒ Boolean
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# File 'lib/rubocop/cop/lint/rescue_exception.rb', line 18 def targets_exception?(rescue_arg_node) Util.const_name(rescue_arg_node) == 'Exception' end |