CSV::Parser#validate_strip_and_col_sep_options

# File tmp/rubies/ruby-3.1.3/lib/csv/parser.rb, line 618
def validate_strip_and_col_sep_options
  return unless @strip

  if @strip.is_a?(String)
    if @column_separator.start_with?(@strip) || @column_separator.end_with?(@strip)
      raise ArgumentError,
            "The provided strip (#{@escaped_strip}) and " \
            "col_sep (#{@escaped_column_separator}) options are incompatible."
    end
  else
    if Regexp.new("\\A[#{@escaped_strip}]|[#{@escaped_strip}]\\z").match?(@column_separator)
      raise ArgumentError,
            "The provided strip (true) and " \
            "col_sep (#{@escaped_column_separator}) options are incompatible."
    end
  end
end