tedious/lib/data-types/uniqueidentifier.js

A TDS driver, for connecting to MS SQLServer databases.

"use strict";

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

var _guidParser = require("../guid-parser");

const NULL_LENGTH = Buffer.from([0x00]);
const DATA_LENGTH = Buffer.from([0x10]);
const UniqueIdentifier = {
  id: 0x24,
  type: 'GUIDN',
  name: 'UniqueIdentifier',
  declaration: function () {
    return 'uniqueidentifier';
  },
  resolveLength: function () {
    return 16;
  },

  generateTypeInfo() {
    return Buffer.from([this.id, 0x10]);
  },

  generateParameterLength(parameter, options) {
    if (parameter.value == null) {
      return NULL_LENGTH;
    }

    return DATA_LENGTH;
  },

  generateParameterData: function* (parameter, options) {
    if (parameter.value == null) {
      return;
    }

    yield Buffer.from((0, _guidParser.guidToArray)(parameter.value));
  },
  validate: function (value) {
    if (value == null) {
      return null;
    }

    if (typeof value !== 'string') {
      throw new TypeError('Invalid string.');
    }

    if (!/^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i.test(value)) {
      throw new TypeError('Invalid GUID.');
    }

    return value;
  }
};
var _default = UniqueIdentifier;
exports.default = _default;
module.exports = UniqueIdentifier;
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