@effect-ts/system/Support/OneShot/index.js

Effect-TS is a zero dependency set of libraries to write highly productive, purely functional TypeScript at scale.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.OneShot = void 0;

require("../../Operator/index.js");

// ets_tracing: off
class OneShot {
  constructor() {
    this.internal = undefined;
  }

  set(a) {
    if (this.internal) {
      throw new Error("OneShot already set");
    }

    if (a == null) {
      throw new Error("Cannot set null to OneShot");
    }

    this.internal = a;
  }

  get() {
    if (this.internal) {
      return this.internal;
    }

    throw new Error("Value not set in OneShot");
  }

  isSet() {
    return this.internal != null;
  }

}

exports.OneShot = OneShot;
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