@jbrowse/plugin-wiggle/esm/d3-hierarchy2/hierarchy/eachAfter.js

JBrowse 2 wiggle adapters, tracks, etc.

export default function (callback, that) {
    var node = this, nodes = [node], next = [], children, i, n, index = -1;
    while (node = nodes.pop()) {
        next.push(node);
        if (children = node.children) {
            for (i = 0, n = children.length; i < n; ++i) {
                nodes.push(children[i]);
            }
        }
    }
    while (node = next.pop()) {
        callback.call(that, node, ++index, this);
    }
    return this;
}