module BlankImage::Helper
Public Instance Methods
render_blank_image(format: :gif)
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# File lib/blank_image/helper.rb, line 3 def render_blank_image(format: :gif) case format.to_sym when :gif render( body: BlankImage::Image::Gif.to_s, content_type: BlankImage::Image::Gif.content_type, ) when :png render( body: BlankImage::Image::Png.to_s, content_type: BlankImage::Image::Png.content_type, ) else raise ArgumentError, "Unsupported format `#{format}`. `png` or `gif` are available." end end