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1/*! *****************************************************************************
2Copyright (c) Microsoft Corporation. All rights reserved.
3Licensed under the Apache License, Version 2.0 (the "License"); you may not use
4this file except in compliance with the License. You may obtain a copy of the
5License at http://www.apache.org/licenses/LICENSE-2.0
6
7THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
8KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
9WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
10MERCHANTABLITY OR NON-INFRINGEMENT.
11
12See the Apache Version 2.0 License for specific language governing permissions
13and limitations under the License.
14***************************************************************************** */
15
16
17
18/// <reference no-default-lib="true"/>
19
20
21interface Array<T> {
22    /**
23     * Returns the item located at the specified index.
24     * @param index The zero-based index of the desired code unit. A negative index will count back from the last item.
25     */
26    at(index: number): T | undefined;
27}
28
29interface ReadonlyArray<T> {
30    /**
31     * Returns the item located at the specified index.
32     * @param index The zero-based index of the desired code unit. A negative index will count back from the last item.
33     */
34    at(index: number): T | undefined;
35}
36
37interface Int8Array {
38    /**
39     * Returns the item located at the specified index.
40     * @param index The zero-based index of the desired code unit. A negative index will count back from the last item.
41     */
42    at(index: number): number | undefined;
43}
44
45interface Uint8Array {
46    /**
47     * Returns the item located at the specified index.
48     * @param index The zero-based index of the desired code unit. A negative index will count back from the last item.
49     */
50    at(index: number): number | undefined;
51}
52
53interface Uint8ClampedArray {
54    /**
55     * Returns the item located at the specified index.
56     * @param index The zero-based index of the desired code unit. A negative index will count back from the last item.
57     */
58    at(index: number): number | undefined;
59}
60
61interface Int16Array {
62    /**
63     * Returns the item located at the specified index.
64     * @param index The zero-based index of the desired code unit. A negative index will count back from the last item.
65     */
66    at(index: number): number | undefined;
67}
68
69interface Uint16Array {
70    /**
71     * Returns the item located at the specified index.
72     * @param index The zero-based index of the desired code unit. A negative index will count back from the last item.
73     */
74    at(index: number): number | undefined;
75}
76
77interface Int32Array {
78    /**
79     * Returns the item located at the specified index.
80     * @param index The zero-based index of the desired code unit. A negative index will count back from the last item.
81     */
82    at(index: number): number | undefined;
83}
84
85interface Uint32Array {
86    /**
87     * Returns the item located at the specified index.
88     * @param index The zero-based index of the desired code unit. A negative index will count back from the last item.
89     */
90    at(index: number): number | undefined;
91}
92
93interface Float32Array {
94    /**
95     * Returns the item located at the specified index.
96     * @param index The zero-based index of the desired code unit. A negative index will count back from the last item.
97     */
98    at(index: number): number | undefined;
99}
100
101interface Float64Array {
102    /**
103     * Returns the item located at the specified index.
104     * @param index The zero-based index of the desired code unit. A negative index will count back from the last item.
105     */
106    at(index: number): number | undefined;
107}
108
109interface BigInt64Array {
110    /**
111     * Returns the item located at the specified index.
112     * @param index The zero-based index of the desired code unit. A negative index will count back from the last item.
113     */
114    at(index: number): bigint | undefined;
115}
116
117interface BigUint64Array {
118    /**
119     * Returns the item located at the specified index.
120     * @param index The zero-based index of the desired code unit. A negative index will count back from the last item.
121     */
122    at(index: number): bigint | undefined;
123}
124