function process(tree, re) {
						tree.children.forEach(function (item) {
							if (item.content) {
								item.content = item.content.replace(re, '');
							}

							process(item, re);
						});

						return tree;
					}
Trim filter: removes characters at the beginning of the text
content that indicates lists: numbers, #, *, -, etc.

Useful for wrapping lists with abbreviation.