import { parseLine as v, createLineData as T } from "./parser.js";
function y(h, p = " ") {
  let r = 0;
  const t = T("", p);
  async function s() {
    r === 0 && (r = 1);
    const e = await h.next();
    return e === null ? (r = 2, !0) : (t.line = e, v(t), !1);
  }
  const a = () => t.level, o = () => t.line.slice(t.offsetHead), u = () => t.line.slice(t.offsetHead, t.offsetTail), l = () => t.line.slice(t.offsetTail), w = (e) => e === u();
  async function d(e) {
    const n = r === 0 ? -1 : a();
    for (; !(await s() || a() <= n || await e()); )
      ;
  }
  async function f(e = -1, n = [o()]) {
    var i;
    return e === -1 && (e = t.level + 1), await s() || t.level < e ? n : (n.push(((i = t.line) == null ? void 0 : i.slice(e)) || ""), f(e, n));
  }
  async function x(e = [], n) {
    const c = {};
    return await d(async () => {
      const i = u();
      if (!!i) {
        if (!e.length || e.includes(i)) {
          c[i] = n ? await n() : l().trim();
          return;
        }
        if (e && !e.includes(i) && e.includes("#text")) {
          c["#text"] = await f(a());
          return;
        }
      }
    }), c;
  }
  async function b() {
    const e = [["root", []]];
    for (; !await s(); ) {
      const n = a(), c = n + 1, i = e[n];
      if (!i)
        continue;
      e.length = c;
      const m = e[c] = [o(), []];
      i[1].push(m);
    }
    return e[0];
  }
  return {
    state: r,
    next: s,
    line: o,
    head: u,
    tail: l,
    level: a,
    match: w,
    each: d,
    blockAsText: f,
    buildObject: x,
    toArrays: b
  };
}
export {
  y as useDocument
};