"use strict"
var __createBinding =
  (this && this.__createBinding) ||
  (Object.create
    ? function (o, m, k, k2) {
        if (k2 === undefined) k2 = k
        Object.defineProperty(o, k2, {
          enumerable: true,
          get: function () {
            return m[k]
          }
        })
      }
    : function (o, m, k, k2) {
        if (k2 === undefined) k2 = k
        o[k2] = m[k]
      })
var __setModuleDefault =
  (this && this.__setModuleDefault) ||
  (Object.create
    ? function (o, v) {
        Object.defineProperty(o, "default", { enumerable: true, value: v })
      }
    : function (o, v) {
        o["default"] = v
      })
var __importStar =
  (this && this.__importStar) ||
  function (mod) {
    if (mod && mod.__esModule) return mod
    var result = {}
    if (mod != null)
      for (var k in mod)
        if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k))
          __createBinding(result, mod, k)
    __setModuleDefault(result, mod)
    return result
  }
Object.defineProperty(exports, "__esModule", { value: true })
exports.unfoldChunkM = void 0
const Function_1 = require("../../Function")
const O = __importStar(require("../../Option"))
const T = __importStar(require("../_internal/effect"))
const M = __importStar(require("../_internal/managed"))
const Ref = __importStar(require("../_internal/ref"))
const Pull = __importStar(require("../Pull"))
const definitions_1 = require("./definitions")
/**
 * Creates a stream by effectfully peeling off the "layers" of a value of type `S`
 */
function unfoldChunkM(z, f) {
  return new definitions_1.Stream(
    M.map_(
      M.let_(
        M.bind_(
          M.bind_(M.do, "done", () => Ref.makeManagedRef(false)),
          "ref",
          () => Ref.makeManagedRef(z)
        ),
        "pull",
        ({ done, ref }) =>
          T.chain_(done.get, (isDone) =>
            isDone
              ? Pull.end
              : T.foldM_(
                  T.chain_(ref.get, f),
                  Pull.fail,
                  O.fold(
                    () => T.chain_(done.set(true), () => Pull.end),
                    ({ tuple: [a, z] }) => T.map_(ref.set(z), () => a)
                  )
                )
          )
      ),
      ({ pull }) => pull
    )
  )
}
exports.unfoldChunkM = unfoldChunkM
//# sourceMappingURL=unfoldChunkM.js.map
