Only flatten the first level of an array
[Source]
# File lib/ultrasphinx/core_extensions.rb, line 4 4: def _flatten_once 5: self.inject([]) do |set, element| 6: set + Array(element) 7: end 8: end
# File lib/ultrasphinx/core_extensions.rb, line 10 10: def _sum 11: self.inject(0) do |acc, element| 12: acc + element 13: end 14: end
[Validate]