html_validate_test

#!/bin/sh
# There is a long list of grandfathered allowed warnings in here.
# The goal is to whittle these down over time while preventing new regressions.
html5validator \
 --skip-non-html \
 --ignore \
"An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images."\
"The “align” attribute on the “tr” element is obsolete. Use CSS instead." \
"A document must not include more than one visible “main” element." \
"Duplicate ID “notes”." \
"Duplicate ID “roadmap”." \
"Duplicate ID “solaris”." \
"Element “style” not allowed as child of element “dd” in this context. (Suppressing further errors from this subtree.)" \
"Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)" \
"Element “style” not allowed as child of element “p” in this context. (Suppressing further errors from this subtree.)" \
"Element “ul” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)" \
"No “p” element in scope but a “p” end tag seen." \
"The “aria-controls” attribute must point to an element in the same document." \
"The “itemprop” attribute was specified, but the element is not a property of any item." \
"The “main” element must not appear as a descendant of the “main” element." \
 --root public/ \
 --blacklist _print