mikroconf/lib/parsers.js

A flexible, zero-dependency, type-safe configuration manager that just makes sense.

"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/parsers.ts
var parsers_exports = {};
__export(parsers_exports, {
  parsers: () => parsers
});
module.exports = __toCommonJS(parsers_exports);
var parsers = {
  /**
   * @description Parses a string to an integer.
   */
  int: (value) => {
    const trimmedValue = value.trim();
    if (!/^[+-]?\d+$/.test(trimmedValue)) throw new Error(`Cannot parse "${value}" as an integer`);
    const parsed = Number.parseInt(trimmedValue, 10);
    if (Number.isNaN(parsed)) throw new Error(`Cannot parse "${value}" as an integer`);
    return parsed;
  },
  /**
   * @description Parses a string to a float.
   */
  float: (value) => {
    const trimmedValue = value.trim();
    if (!/^[+-]?(?:\d+(?:\.\d*)?|\.\d+)(?:[eE][+-]?\d+)?$/.test(trimmedValue)) {
      if (trimmedValue === "Infinity" || trimmedValue === "-Infinity")
        return trimmedValue === "Infinity" ? Number.POSITIVE_INFINITY : Number.NEGATIVE_INFINITY;
      throw new Error(`Cannot parse "${value}" as a number`);
    }
    const parsed = Number.parseFloat(trimmedValue);
    if (Number.isNaN(parsed)) throw new Error(`Cannot parse "${value}" as a number`);
    return parsed;
  },
  /**
   * @description Parses a string to a boolean.
   */
  boolean: (value) => {
    const lowerValue = value.trim().toLowerCase();
    if (["true", "yes", "1", "y"].includes(lowerValue)) return true;
    if (["false", "no", "0", "n"].includes(lowerValue)) return false;
    throw new Error(`Cannot parse "${value}" as a boolean`);
  },
  /**
   * @description Parses a comma-separated string to an array.
   */
  array: (value) => {
    return value.split(",").map((item) => item.trim());
  },
  /**
   * @description Parses a JSON string.
   */
  json: (value) => {
    try {
      return JSON.parse(value);
    } catch (_error) {
      throw new Error(`Cannot parse "${value}" as JSON`);
    }
  }
};
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  parsers
});