Class: RuboCop::Cop::Rails::DynamicFindBy
- Defined in:
- lib/rubocop/cop/rails/dynamic_find_by.rb
Overview
This cop checks dynamic ‘find_by_*` methods. Use `find_by` instead of dynamic method. See. github.com/bbatsov/rails-style-guide#find_by
Constant Summary collapse
- MSG =
'Use `%s` instead of dynamic `%s`.'.freeze
- METHOD_PATTERN =
/^find_by_(.+?)(!)?$/
Constants included from Util
Util::ASGN_NODES, Util::BYTE_ORDER_MARK, Util::CONDITIONAL_NODES, Util::EQUALS_ASGN_NODES, Util::LITERAL_REGEX, Util::LOGICAL_OPERATOR_NODES, Util::MODIFIER_NODES, Util::OPERATOR_METHODS, 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, badge, #config_to_allow_offenses, #config_to_allow_offenses=, #cop_config, #cop_name, cop_name, #correct, department, #duplicate_location?, #excluded_file?, #find_location, #highlights, inherited, #initialize, #join_force?, lint?, match?, #message, #messages, non_rails, #parse, qualified_cop_name, #relevant_file?, #target_ruby_version
Methods included from AST::Sexp
Methods included from NodePattern::Macros
#def_node_matcher, #def_node_search, #node_search, #node_search_all, #node_search_body, #node_search_first
Methods included from AutocorrectLogic
#autocorrect?, #autocorrect_enabled?, #autocorrect_requested?, #support_autocorrect?
Methods included from IgnoredNode
#ignore_node, #ignored_node?, #part_of_ignored_node?
Methods included from Util
begins_its_line?, block_length, comment_line?, compatible_external_encoding_for?, directions, double_quotes_acceptable?, double_quotes_required?, effective_column, ends_its_line?, escape_string, first_part_of_call_chain, hard_to_type?, interpret_string_escapes, line_distance, line_range, move_pos, needs_escaping?, numeric_range_size, on_node, operator?, parentheses?, parenthesized_call?, preceed?, range_between, range_with_surrounding_comma, range_with_surrounding_space, same_line?, source_range, strip_quotes, stripped_source_upto, to_string_literal, to_supported_styles, to_symbol_literal, within_node?
Methods included from PathUtil
absolute?, match_path?, relative_path
Constructor Details
This class inherits a constructor from RuboCop::Cop::Cop
Instance Method Details
#autocorrect(node) ⇒ Object
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# File 'lib/rubocop/cop/rails/dynamic_find_by.rb', line 42 def autocorrect(node) _receiver, method, *args = *node static_name = static_method_name(method.to_s) keywords = column_keywords(method) return if keywords.size != args.size lambda do |corrector| corrector.replace(node.loc.selector, static_name) keywords.each.with_index do |keyword, idx| corrector.insert_before(args[idx].loc.expression, keyword) end end end |
#on_send(node) ⇒ Object
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# File 'lib/rubocop/cop/rails/dynamic_find_by.rb', line 32 def on_send(node) _receiver, method, _args = *node method_name = method.to_s return if whitelist.include?(method_name) static_name = static_method_name(method_name) return unless static_name add_offense(node, :expression, format(MSG, static_name, method)) end |