Module srcset 

Structs

Descriptor

https://html.spec.whatwg.org/multipage/#width-descriptor https://html.spec.whatwg.org/multipage/#pixel-density-descriptor

ImageSource

https://html.spec.whatwg.org/multipage/#image-source

Functions

parse_a_srcset_attribute

Parse an srcset attribute: https://html.spec.whatwg.org/multipage/#parsing-a-srcset-attribute.