Class: Rubocop::Cop::Style::TrailingComma
- Includes:
- ArraySyntax, ConfigurableEnforcedStyle
- Defined in:
- lib/rubocop/cop/style/trailing_comma.rb
Overview
This cop checks for trailing comma in parameter lists and literals.
Constant Summary collapse
- MSG =
'%s comma after the last %s.'
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 included from ConfigurableEnforcedStyle
#alternative_style, #both_styles_detected, #correct_style_detected, #opposite_style_detected, #style, #unrecognized_style_detected
Methods included from ArraySyntax
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_array(node) ⇒ Object
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# File 'lib/rubocop/cop/style/trailing_comma.rb', line 13 def on_array(node) check_literal(node, 'item of %s array') if square_brackets?(node) end |
#on_hash(node) ⇒ Object
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# File 'lib/rubocop/cop/style/trailing_comma.rb', line 17 def on_hash(node) check_literal(node, 'item of %s hash') end |
#on_send(node) ⇒ Object
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# File 'lib/rubocop/cop/style/trailing_comma.rb', line 21 def on_send(node) _receiver, _method_name, *args = *node return if args.empty? # It's impossible for a method call without parentheses to have # a trailing comma. return unless brackets?(node) check(node, args, 'parameter of %s method call', args.last.loc.expression.end_pos, node.loc.expression.end_pos) end |