chart = Tree(flare, {
label: d => d.name,
sort: (a, b) => d3.descending(a.height, b.height),
tree: d3.cluster,
title: (d, n) => `${n.ancestors().reverse().map(d => d.data.name).join(".")}`,
link: (d, n) => n.children
? `https://github.com/prefuse/Flare/tree/master/flare/src/${n.ancestors().reverse().map(d => d.data.name).join("/")}`
: `https://github.com/prefuse/Flare/blob/master/flare/src/${n.ancestors().reverse().map(d => d.data.name).join("/")}.as`,
width: 1152,
height: 1152,
margin: 110
})