/*!
 * load-toml v1.1.0
 * Read and parse a .toml file
 * (c) 2021-2023 saqqdy 
 * Released under the MIT License.
 */
'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

var fs = require('fs');
var toml = require('@iarna/toml');

/******************************************************************************
Copyright (c) Microsoft Corporation.

Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted.

THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
***************************************************************************** */
function __awaiter(thisArg, _arguments, P, generator) {
  function adopt(value) {
    return value instanceof P ? value : new P(function (resolve) {
      resolve(value);
    });
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  return new (P || (P = Promise))(function (resolve, reject) {
    function fulfilled(value) {
      try {
        step(generator.next(value));
      } catch (e) {
        reject(e);
      }
    }
    function rejected(value) {
      try {
        step(generator["throw"](value));
      } catch (e) {
        reject(e);
      }
    }
    function step(result) {
      result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected);
    }
    step((generator = generator.apply(thisArg, _arguments || [])).next());
  });
}
function __generator(thisArg, body) {
  var _ = {
      label: 0,
      sent: function () {
        if (t[0] & 1) throw t[1];
        return t[1];
      },
      trys: [],
      ops: []
    },
    f,
    y,
    t,
    g;
  return g = {
    next: verb(0),
    "throw": verb(1),
    "return": verb(2)
  }, typeof Symbol === "function" && (g[Symbol.iterator] = function () {
    return this;
  }), g;
  function verb(n) {
    return function (v) {
      return step([n, v]);
    };
  }
  function step(op) {
    if (f) throw new TypeError("Generator is already executing.");
    while (g && (g = 0, op[0] && (_ = 0)), _) try {
      if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
      if (y = 0, t) op = [op[0] & 2, t.value];
      switch (op[0]) {
        case 0:
        case 1:
          t = op;
          break;
        case 4:
          _.label++;
          return {
            value: op[1],
            done: false
          };
        case 5:
          _.label++;
          y = op[1];
          op = [0];
          continue;
        case 7:
          op = _.ops.pop();
          _.trys.pop();
          continue;
        default:
          if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) {
            _ = 0;
            continue;
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            _.label = op[1];
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          if (op[0] === 6 && _.label < t[1]) {
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            t = op;
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            _.ops.push(op);
            break;
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          if (t[2]) _.ops.pop();
          _.trys.pop();
          continue;
      }
      op = body.call(thisArg, _);
    } catch (e) {
      op = [6, e];
      y = 0;
    } finally {
      f = t = 0;
    }
    if (op[0] & 5) throw op[1];
    return {
      value: op[0] ? op[1] : void 0,
      done: true
    };
  }
}

/**
 * Strip UTF-8 byte order mark (BOM) from a string
 *
 * @param data - string
 * @returns - result
 */
function stripBom(data) {
  if (typeof data !== 'string') throw new TypeError("Expected a string, got ".concat(typeof data));
  // Catches EFBBBF (UTF-8 BOM) because the buffer-to-string
  // conversion translates it to FEFF (UTF-16 BOM).
  if (data.charCodeAt(0) === 0xfeff) return data.slice(1);
  return data;
}
/**
 * parse toml data
 *
 * @param data - file path
 * @returns - result
 */
function parseToml(data) {
  try {
    return toml.parse(stripBom(data));
  } catch (err) {
    console.error(err);
    return null;
  }
}
/**
 * stringify toml data
 *
 * @param data - file path
 * @returns - result
 */
function stringifyToml(data) {
  try {
    return toml.stringify(data);
  } catch (err) {
    console.error(err);
    return null;
  }
}
/**
 * load .toml
 *
 * @example
 * ```ts
 * import { loadToml } from 'load-toml'
 * const data = await loadToml('/path/of/toml') // \{ "name": "saqqdy" \}
 * ```
 * @param path - file path
 * @returns - result
 */
function loadToml(path) {
  return __awaiter(this, void 0, void 0, function () {
    var _a;
    return __generator(this, function (_b) {
      switch (_b.label) {
        case 0:
          if (!fs.existsSync(path)) {
            console.error("".concat(path, " is not exists"));
            return [2 /*return*/, null];
          }
          _a = parseToml;
          return [4 /*yield*/, fs.promises.readFile(path, 'utf8')];
        case 1:
          return [2 /*return*/, _a.apply(void 0, [_b.sent()])];
      }
    });
  });
}
/**
 * load .toml sync
 *
 * @example
 * ```ts
 * import { loadTomlSync } from 'load-toml'
 * const data = loadTomlSync('/path/of/toml') // \{ "name": "saqqdy" \}
 * ```
 * @param path - file path
 * @returns - result
 */
function loadTomlSync(path) {
  if (!fs.existsSync(path)) {
    console.error("".concat(path, " is not exists"));
    return null;
  }
  return parseToml(fs.readFileSync(path, 'utf8'));
}
var index = {
  parseToml: parseToml,
  stringifyToml: stringifyToml,
  loadToml: loadToml,
  loadTomlSync: loadTomlSync
};

exports.default = index;
exports.loadToml = loadToml;
exports.loadTomlSync = loadTomlSync;
exports.parseToml = parseToml;
exports.stringifyToml = stringifyToml;