@techmely/utils/cache.js

Collection of helpful JavaScript / TypeScript utils

/*!
 * @techmely/utils
 * Copyright(c) 2021-2024 Techmely <techmely.creation@gmail.com>
 * MIT Licensed
 */

"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// src/cache.ts
var cache_exports = {};
__export(cache_exports, {
  cacheStringFunction: () => cacheStringFunction,
  createCachedImport: () => createCachedImport
});
module.exports = __toCommonJS(cache_exports);
var lazyImportCache = /* @__PURE__ */ new Map();
function createCachedImport(name, imp) {
  return () => {
    const cached = lazyImportCache.get(name);
    if (cached)
      return cached;
    const promise = imp().then((module2) => {
      lazyImportCache.set(name, module2);
      return module2;
    });
    lazyImportCache.set(name, promise);
    return promise;
  };
}
var cacheStringFunction = (fn) => {
  const cache = /* @__PURE__ */ Object.create(null);
  return (str) => {
    const hit = cache[str];
    return hit || (cache[str] = fn(str));
  };
};
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  cacheStringFunction,
  createCachedImport
});