97 lines
2.8 KiB
JavaScript
97 lines
2.8 KiB
JavaScript
|
/*---------------------------------------------------------------------------------------------
|
||
|
|
* Copyright (c) Microsoft Corporation. All rights reserved.
|
||
|
|
* Licensed under the MIT License. See License.txt in the project root for license information.
|
||
|
|
*--------------------------------------------------------------------------------------------*/
|
||
|
|
'use strict';
|
||
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
||
|
|
class ValueUUID {
|
||
|
|
constructor(_value) {
|
||
|
|
this._value = _value;
|
||
|
|
// empty
|
||
|
|
}
|
||
|
|
asHex() {
|
||
|
|
return this._value;
|
||
|
|
}
|
||
|
|
equals(other) {
|
||
|
|
return this.asHex() === other.asHex();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
class V4UUID extends ValueUUID {
|
||
|
|
constructor() {
|
||
|
|
super([
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
'-',
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
'-',
|
||
|
|
'4',
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
'-',
|
||
|
|
V4UUID._oneOf(V4UUID._timeHighBits),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
'-',
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
V4UUID._randomHex(),
|
||
|
|
].join(''));
|
||
|
|
}
|
||
|
|
static _oneOf(array) {
|
||
|
|
return array[Math.floor(array.length * Math.random())];
|
||
|
|
}
|
||
|
|
static _randomHex() {
|
||
|
|
return V4UUID._oneOf(V4UUID._chars);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
V4UUID._chars = ['0', '1', '2', '3', '4', '5', '6', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'];
|
||
|
|
V4UUID._timeHighBits = ['8', '9', 'a', 'b'];
|
||
|
|
/**
|
||
|
|
* An empty UUID that contains only zeros.
|
||
|
|
*/
|
||
|
|
exports.empty = new ValueUUID('00000000-0000-0000-0000-000000000000');
|
||
|
|
function v4() {
|
||
|
|
return new V4UUID();
|
||
|
|
}
|
||
|
|
exports.v4 = v4;
|
||
|
|
const _UUIDPattern = /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i;
|
||
|
|
function isUUID(value) {
|
||
|
|
return _UUIDPattern.test(value);
|
||
|
|
}
|
||
|
|
exports.isUUID = isUUID;
|
||
|
|
/**
|
||
|
|
* Parses a UUID that is of the format xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx.
|
||
|
|
* @param value A uuid string.
|
||
|
|
*/
|
||
|
|
function parse(value) {
|
||
|
|
if (!isUUID(value)) {
|
||
|
|
throw new Error('invalid uuid');
|
||
|
|
}
|
||
|
|
return new ValueUUID(value);
|
||
|
|
}
|
||
|
|
exports.parse = parse;
|
||
|
|
function generateUuid() {
|
||
|
|
return v4().asHex();
|
||
|
|
}
|
||
|
|
exports.generateUuid = generateUuid;
|