class Rubocop::Cop::Style::ReduceArguments
This cop checks whether the block arguments of a single-line reduce(inject) call are named a(for accumulator) and e (for element)
Constants
- ARGS_NODE
- MSG
Public Instance Methods
on_block(node)
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Calls superclass method
# File lib/rubocop/cop/style/reduce_arguments.rb, line 14 def on_block(node) # we care only for single line blocks return unless Util.block_length(node) == 0 method_node, args_node, _body_node = *node receiver, method_name, _method_args = *method_node # discard other scenarios return unless receiver return unless [:reduce, :inject].include?(method_name) unless args_node == ARGS_NODE add_offence(:convention, node.loc.expression, MSG) end super end