module SvgHelper
  def solid_svg_image_tag(width, height, fill, **options)
    svg = "<svg xmlns='http://www.w3.org/2000/svg' width='#{width}' height='#{height}'>" \
          "<rect width='100%' height='100%' fill='#{fill}' />" \
          "</svg>"
    image_tag "data:image/svg+xml,#{u(svg)}", **options
  end
end