Method red

src/jvm/clojure/lang/PersistentTreeMap.java:481–491

(Object key, Object val, Node left, Node right)

}

static Red red(Object key, Object val, Node left, Node right){
	if(left == null && right == null)
		{
		if(val == null)
			return new Red(key);
		return new RedVal(key, val);
		}
	if(val == null)
		return new RedBranch(key, left, right);
	return new RedBranchVal(key, val, left, right);
}

static Black black(Object key, Object val, Node left, Node right){
	if(left == null && right == null)