svelte/compiler/generate/visitors/attributes/lookup.js

// source: https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes
const lookup = {
	accept: { appliesTo: [ 'form', 'input' ] },
	'accept-charset': { propertyName: 'acceptCharset', appliesTo: [ 'form' ] },
	accesskey: { propertyName: 'accessKey' },
	action: { appliesTo: [ 'form' ] },
	align: { appliesTo: [ 'applet', 'caption', 'col', 'colgroup', 'hr', 'iframe', 'img', 'table', 'tbody', 'td', 'tfoot' , 'th', 'thead', 'tr' ] },
	allowfullscreen: { propertyName: 'allowFullscreen', appliesTo: [ 'iframe' ] },
	alt: { appliesTo: [ 'applet', 'area', 'img', 'input' ] },
	async: { appliesTo: [ 'script' ] },
	autocomplete: { appliesTo: [ 'form', 'input' ] },
	autofocus: { appliesTo: [ 'button', 'input', 'keygen', 'select', 'textarea' ] },
	autoplay: { appliesTo: [ 'audio', 'video' ] },
	autosave: { appliesTo: [ 'input' ] },
	bgcolor: { propertyName: 'bgColor', appliesTo: [ 'body', 'col', 'colgroup', 'marquee', 'table', 'tbody', 'tfoot', 'td', 'th', 'tr' ] },
	border: { appliesTo: [ 'img', 'object', 'table' ] },
	buffered: { appliesTo: [ 'audio', 'video' ] },
	challenge: { appliesTo: [ 'keygen' ] },
	charset: { appliesTo: [ 'meta', 'script' ] },
	checked: { appliesTo: [ 'command', 'input' ] },
	cite: { appliesTo: [ 'blockquote', 'del', 'ins', 'q' ] },
	class: { propertyName: 'className' },
	code: { appliesTo: [ 'applet' ] },
	codebase: { propertyName: 'codeBase', appliesTo: [ 'applet' ] },
	color: { appliesTo: [ 'basefont', 'font', 'hr' ] },
	cols: { appliesTo: [ 'textarea' ] },
	colspan: { propertyName: 'colSpan', appliesTo: [ 'td', 'th' ] },
	content: { appliesTo: [ 'meta' ] },
	contenteditable: { propertyName: 'contentEditable' },
	contextmenu: {},
	controls: { appliesTo: [ 'audio', 'video' ] },
	coords: { appliesTo: [ 'area' ] },
	data: { appliesTo: [ 'object' ] },
	datetime: { propertyName: 'dateTime', appliesTo: [ 'del', 'ins', 'time' ] },
	default: { appliesTo: [ 'track' ] },
	defer: { appliesTo: [ 'script' ] },
	dir: {},
	dirname: { propertyName: 'dirName', appliesTo: [ 'input', 'textarea' ] },
	disabled: { appliesTo: [ 'button', 'command', 'fieldset', 'input', 'keygen', 'optgroup', 'option', 'select', 'textarea' ] },
	download: { appliesTo: [ 'a', 'area' ] },
	draggable: {},
	dropzone: {},
	enctype: { appliesTo: [ 'form' ] },
	for: { propertyName: 'htmlFor', appliesTo: [ 'label', 'output' ] },
	form: { appliesTo: [ 'button', 'fieldset', 'input', 'keygen', 'label', 'meter', 'object', 'output', 'progress', 'select', 'textarea' ] },
	formaction: { appliesTo: [ 'input', 'button' ] },
	headers: { appliesTo: [ 'td', 'th' ] },
	height: { appliesTo: [ 'canvas', 'embed', 'iframe', 'img', 'input', 'object', 'video' ] },
	hidden: {},
	high: { appliesTo: [ 'meter' ] },
	href: { appliesTo: [ 'a', 'area', 'base', 'link' ] },
	hreflang: { appliesTo: [ 'a', 'area', 'link' ] },
	'http-equiv': { propertyName: 'httpEquiv', appliesTo: [ 'meta' ] },
	icon: { appliesTo: [ 'command' ] },
	id: {},
	ismap: { propertyName: 'isMap', appliesTo: [ 'img' ] },
	itemprop: {},
	keytype: { appliesTo: [ 'keygen' ] },
	kind: { appliesTo: [ 'track' ] },
	label: { appliesTo: [ 'track' ] },
	lang: {},
	language: { appliesTo: [ 'script' ] },
	list: { appliesTo: [ 'input' ] },
	loop: { appliesTo: [ 'audio', 'bgsound', 'marquee', 'video' ] },
	low: { appliesTo: [ 'meter' ] },
	manifest: { appliesTo: [ 'html' ] },
	max: { appliesTo: [ 'input', 'meter', 'progress' ] },
	maxlength: { propertyName: 'maxLength', appliesTo: [ 'input', 'textarea' ] },
	media: { appliesTo: [ 'a', 'area', 'link', 'source', 'style' ] },
	method: { appliesTo: [ 'form' ] },
	min: { appliesTo: [ 'input', 'meter' ] },
	multiple: { appliesTo: [ 'input', 'select' ] },
	muted: { appliesTo: [ 'video' ] },
	name: { appliesTo: [ 'button', 'form', 'fieldset', 'iframe', 'input', 'keygen', 'object', 'output', 'select', 'textarea', 'map', 'meta', 'param' ] },
	novalidate: { propertyName: 'noValidate', appliesTo: [ 'form' ] },
	open: { appliesTo: [ 'details' ] },
	optimum: { appliesTo: [ 'meter' ] },
	pattern: { appliesTo: [ 'input' ] },
	ping: { appliesTo: [ 'a', 'area' ] },
	placeholder: { appliesTo: [ 'input', 'textarea' ] },
	poster: { appliesTo: [ 'video' ] },
	preload: { appliesTo: [ 'audio', 'video' ] },
	radiogroup: { appliesTo: [ 'command' ] },
	readonly: { propertyName: 'readOnly', appliesTo: [ 'input', 'textarea' ] },
	rel: { appliesTo: [ 'a', 'area', 'link' ] },
	required: { appliesTo: [ 'input', 'select', 'textarea' ] },
	reversed: { appliesTo: [ 'ol' ] },
	rows: { appliesTo: [ 'textarea' ] },
	rowspan: { propertyName: 'rowSpan', appliesTo: [ 'td', 'th' ] },
	sandbox: { appliesTo: [ 'iframe' ] },
	scope: { appliesTo: [ 'th' ] },
	scoped: { appliesTo: [ 'style' ] },
	seamless: { appliesTo: [ 'iframe' ] },
	selected: { appliesTo: [ 'option' ] },
	shape: { appliesTo: [ 'a', 'area' ] },
	size: { appliesTo: [ 'input', 'select' ] },
	sizes: { appliesTo: [ 'link', 'img', 'source' ] },
	span: { appliesTo: [ 'col', 'colgroup' ] },
	spellcheck: {},
	src: { appliesTo: [ 'audio', 'embed', 'iframe', 'img', 'input', 'script', 'source', 'track', 'video' ] },
	srcdoc: { appliesTo: [ 'iframe' ] },
	srclang: { appliesTo: [ 'track' ] },
	srcset: { appliesTo: [ 'img' ] },
	start: { appliesTo: [ 'ol' ] },
	step: { appliesTo: [ 'input' ] },
	style: {},
	summary: { appliesTo: [ 'table' ] },
	tabindex: { propertyName: 'tabIndex' },
	target: { appliesTo: [ 'a', 'area', 'base', 'form' ] },
	title: {},
	type: { appliesTo: [ 'button', 'input', 'command', 'embed', 'object', 'script', 'source', 'style', 'menu' ] },
	usemap: { propertyName: 'useMap', appliesTo: [ 'img', 'input', 'object' ] },
	value: { appliesTo: [ 'button', 'option', 'input', 'li', 'meter', 'progress', 'param' ] },
	width: { appliesTo: [ 'canvas', 'embed', 'iframe', 'img', 'input', 'object', 'video' ] },
	wrap: { appliesTo: [ 'textarea' ] }
};

Object.keys( lookup ).forEach( name => {
	const metadata = lookup[ name ];
	if ( !metadata.propertyName ) metadata.propertyName = name;
});

export default lookup;