app/helpers/svg_helper.rb

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