Gov uk form builder date error

gistfile1.txt

<%= form.govuk_date_field :some_date,
    legend: { text: t(".some_date", count: ordinal_number(@dose)), size: 's' },
    hint_text: t('hint_texts.date', date_example: 1.week.ago.strftime('%d %m %Y')),
    pre_fill_day: params.dig(:form_model, 'some_date(3i)'),
    pre_fill_month: params.dig(:form_model, 'some_date(2i)'),
    pre_fill_year: params.dig(:form_model, 'some_date(1i)')
  %>
  
# /lib/extensions/gov_uk_design_system_form_builder

module GOVUKDesignSystemFormBuilder
  module Builder
    # Overriding govuk_date_field with parameters to pass through values to pre-fill date field
    # For scenario when a user enters an invalid date, e.g. 31/2/2021, the page is re-rendered
    # with an error message, if handled, but the date field would be populated with 3/3/2021.
    # This allows us to pass through date actually entered from params and display it correctly.
    def govuk_date_field(
      attribute_name,
      hint_text: nil,
      legend: {},
      pre_fill_day: nil,
      pre_fill_month: nil,
      pre_fill_year: nil,
      date_of_birth: false,
      omit_day: false,
      &block
    )
      Elements::Date.new(
        self,
        object_name,
        attribute_name,
        hint_text: hint_text,
        legend: legend,
        pre_fill_day: pre_fill_day,
        pre_fill_month: pre_fill_month,
        pre_fill_year: pre_fill_year,
        date_of_birth: date_of_birth,
        omit_day: omit_day,
        &block
      ).html
    end
  end
end