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 TYPE_INFO = Buffer.from([0x24, 0x10]);
const UniqueIdentifier = {
  id: 0x24,
  type: 'GUIDN',
  name: 'UniqueIdentifier',
  declaration: function () {
    return 'uniqueidentifier';
  },
  resolveLength: function () {
    return 16;
  },
  writeTypeInfo(buffer) {
    buffer.writeBuffer(TYPE_INFO);
  },
  writeValue(buffer, parameter) {
    const value = parameter.value;
    if (value == null) {
      buffer.writeUInt8(0x00);
      return;
    }
    buffer.writeUInt8(0x10);
    for (const byte of (0, _guidParser.guidToArray)(value)) {
      buffer.writeUInt8(byte);
    }
  },
  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 = exports.default = UniqueIdentifier;
module.exports = UniqueIdentifier;
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