polyfill-service/polyfills/Element/prototype/dataset/config.json

A polyfill combinator

{
	"browsers": {
		"chrome": "< 8",
		"firefox": "< 6",
		"ie": "9 - 10",
		"safari": "< 6",
		"firefox_mob":  "< 6"
	},
	"dependencies": [
		"Object.defineProperty",
		"Object.getOwnPropertyDescriptor",
		"document.querySelector",
		"Element"
	],
	"spec": "https://html.spec.whatwg.org/multipage/dom.html#dom-dataset",
	"docs": "https://developer.mozilla.org/en-US/docs/Web/API/HTMLElement/dataset"
}