import { parseLine as f, createLineData as s } from "./parser.js";
function d(t, l = " ") {
  let n = s(null, l);
  const i = {
    ended: !1,
    clone() {
      return d(t.clone(), l);
    },
    async next() {
      if (n.line = await t.next(), n.line === null)
        return !0;
      f(n);
    },
    current() {
      return i;
    },
    line() {
      var e;
      return (e = n.line) == null ? void 0 : e.slice(n.offsetHead);
    },
    head() {
      var e;
      return (e = n.line) == null ? void 0 : e.slice(n.offsetHead, n.offsetTail);
    },
    tail() {
      var e;
      return (e = n.line) == null ? void 0 : e.slice(n.offsetTail);
    },
    async content(e = -1, r = []) {
      var u;
      return e === -1 && (e = n.level + 1), await i.next() || n.level < e ? r.join(`
`) : (r.push(((u = n.line) == null ? void 0 : u.slice(e)) || ""), i.content(e, r));
    },
    async seek(e, r = -1) {
      return r === -1 && (r = n.level), await i.next() ? !1 : i.head() === e ? i : n.level < r ? !1 : i.seek(e, r);
    }
  };
  return i;
}
export {
  d as useDocument
};