Method cons

src/jvm/clojure/lang/RT.java:700–708

(Object x, Object coll)

}

static public ISeq cons(Object x, Object coll){
	//ISeq y = seq(coll);
	if(coll == null)
		return new PersistentList(x);
	else if(coll instanceof ISeq)
		return new Cons(x, (ISeq) coll);
	else
		return new Cons(x, seq(coll));
}

static public Object first(Object x){
	if(x instanceof ISeq)