class Mutant::Transform::Array

def run(input)
  output = []
  input.each_with_index do |value, index|
    output << transform.call(value).lmap do |error|
      return failure(
        error(
          cause:   Index.wrap(error, index),
          message: MESSAGE % { index: },
          input:
        )
      )
    end.from_right
  end
  success(output)
end