Scrape HTML spec for list of elements

snippet_html5-elements.js

// http://www.w3.org/html/wg/drafts/html/master/index.html#elements-1
// http://www.w3.org/TR/html/index.html#elements-1

var events = document.querySelector('table#ix-event-handlers').tBodies[0].rows
var elements = document.querySelector('table').tBodies[0].rows
var spec = {}

Array.prototype.forEach.call(elements, function (tr) {
  var tags = tr.cells[0].textContent.replace(/\s/g, '').split(',')
  var attr = tr.cells[5].textContent.replace(/\s/g, '').trim().replace(/globals;?/, '').replace(/;/g, ' ')
  tags.forEach(function (tag) {
    spec[tag] = attr
  })
})

spec['*on'] = []
Array.prototype.forEach.call(events, function (tr) {
  spec['*on'].push(tr.cells[0].textContent.trim().replace(/^on/, ''))
})

// http://www.w3.org/TR/html/dom.html#global-attributes

spec['*'] = 'accesskey class contenteditable dir hidden id lang spellcheck style tabindex title translate'

spec

//document.body.appendChild(document.createElement('pre')).textContent = JSON.stringify(spec, 0, '  ')