class RuboCop::Cop::Performance::FixedSize
Do not compute the size of statically sized objects.
Constants
- MSG
Public Instance Methods
on_send(node)
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# File lib/rubocop/cop/performance/fixed_size.rb, line 13 def on_send(node) return if allowed_parent?(node.parent) counter(node) do |var, arg| return if allowed_variable?(var) || allowed_argument?(arg) add_offense(node) end end
Private Instance Methods
allowed_argument?(arg)
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# File lib/rubocop/cop/performance/fixed_size.rb, line 29 def allowed_argument?(arg) arg && non_string_argument?(arg.first) end
allowed_parent?(node)
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# File lib/rubocop/cop/performance/fixed_size.rb, line 33 def allowed_parent?(node) node && (node.casgn_type? || node.block_type?) end
allowed_variable?(var)
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# File lib/rubocop/cop/performance/fixed_size.rb, line 25 def allowed_variable?(var) contains_splat?(var) || contains_double_splat?(var) end
contains_double_splat?(node)
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# File lib/rubocop/cop/performance/fixed_size.rb, line 43 def contains_double_splat?(node) return unless node.hash_type? node.each_child_node(:kwsplat).any? end
contains_splat?(node)
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# File lib/rubocop/cop/performance/fixed_size.rb, line 37 def contains_splat?(node) return unless node.array_type? node.each_child_node(:splat).any? end
non_string_argument?(node)
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# File lib/rubocop/cop/performance/fixed_size.rb, line 49 def non_string_argument?(node) node && !node.str_type? end