fix(tsc): add .at() types manually to tsc (denoland#11443)

Fixes: denoland#11441

cli/dts/lib.esnext.array.d.ts

@@ -0,0 +1,120 @@
+/*! *****************************************************************************
+Copyright (c) Microsoft Corporation. All rights reserved.
+Licensed under the Apache License, Version 2.0 (the "License"); you may not use
+this file except in compliance with the License. You may obtain a copy of the
+License at http:https://www.apache.org/licenses/LICENSE-2.0
+
+THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
+WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
+MERCHANTABLITY OR NON-INFRINGEMENT.
+
+See the Apache Version 2.0 License for specific language governing permissions
+and limitations under the License.
+***************************************************************************** */
+
+/// <reference no-default-lib="true"/>
+
+interface Array<T> {
+ /**
+ * Access item by relative indexing.
+ * @param index index to access.
+ */
+ at(index: number): T | undefined;
+}
+
+interface ReadonlyArray<T> {
+ /**
+ * Access item by relative indexing.
+ * @param index index to access.
+ */
+ at(index: number): T | undefined;
+}
+
+interface Int8Array {
+ /**
+ * Access item by relative indexing.
+ * @param index index to access.
+ */
+ at(index: number): number | undefined;
+}
+
+interface Uint8Array {
+ /**
+ * Access item by relative indexing.
+ * @param index index to access.
+ */
+ at(index: number): number | undefined;
+}
+
+interface Uint8ClampedArray {
+ /**
+ * Access item by relative indexing.
+ * @param index index to access.
+ */
+ at(index: number): number | undefined;
+}
+
+interface Int16Array {
+ /**
+ * Access item by relative indexing.
+ * @param index index to access.
+ */
+ at(index: number): number | undefined;
+}
+
+interface Uint16Array {
+ /**
+ * Access item by relative indexing.
+ * @param index index to access.
+ */
+ at(index: number): number | undefined;
+}
+
+interface Int32Array {
+ /**
+ * Access item by relative indexing.
+ * @param index index to access.
+ */
+ at(index: number): number | undefined;
+}
+
+interface Uint32Array {
+ /**
+ * Access item by relative indexing.
+ * @param index index to access.
+ */
+ at(index: number): number | undefined;
+}
+
+interface Float32Array {
+ /**
+ * Access item by relative indexing.
+ * @param index index to access.
+ */
+ at(index: number): number | undefined;
+}
+
+interface Float64Array {
+ /**
+ * Access item by relative indexing.
+ * @param index index to access.
+ */
+ at(index: number): number | undefined;
+}
+
+interface BigInt64Array {
+ /**
+ * Access item by relative indexing.
+ * @param index index to access.
+ */
+ at(index: number): bigint | undefined;
+}
+
+interface BigUint64Array {
+ /**
+ * Access item by relative indexing.
+ * @param index index to access.
+ */
+ at(index: number): bigint | undefined;
+}

cli/dts/lib.esnext.d.ts

@@ -19,4 +19,6 @@ and limitations under the License.
 
 
 /// <reference lib="es2021" />
+/// <reference lib="esnext.array" />
 /// <reference lib="esnext.intl" />
+/// <reference lib="esnext.string" />

cli/dts/lib.esnext.string.d.ts

@@ -13,23 +13,12 @@ See the Apache Version 2.0 License for specific language governing permissions
 and limitations under the License.
 ***************************************************************************** */
 
-
-
 /// <reference no-default-lib="true"/>
 
-
 interface String {
- /**
- * Replace all instances of a substring in a string, using a regular expression or search string.
- * @param searchValue A string to search for.
- * @param replaceValue A string containing the text to replace for every successful match of searchValue in this string.
- */
- replaceAll(searchValue: string | RegExp, replaceValue: string): string;
-
- /**
- * Replace all instances of a substring in a string, using a regular expression or search string.
- * @param searchValue A string to search for.
- * @param replacer A function that returns the replacement text.
- */
- replaceAll(searchValue: string | RegExp, replacer: (substring: string, ...args: any[]) => string): string;
+ /**
+ * Access string by relative indexing.
+ * @param index index to access.
+ */
+ at(index: number): string | undefined;
 }

cli/dts/typescript.d.ts

@@ -5205,6 +5205,7 @@ declare namespace ts {
  * writeFileCallback
  */
  writeFile?(path: string, data: string, writeByteOrderMark?: boolean): void;
+ getCustomTransformers?: (project: string) => CustomTransformers | undefined;
  getModifiedTime(fileName: string): Date | undefined;
  setModifiedTime(fileName: string, date: Date): void;
  deleteFile(fileName: string): void;

cli/tests/unit/esnext_test.ts

@@ -0,0 +1,12 @@
+// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
+import { assertEquals, unitTest } from "./test_util.ts";
+
+// TODO(@kitsonk) remove when we are no longer patching TypeScript to have
+// these types available.
+
+unitTest(function typeCheckingEsNextArrayString() {
+ const a = "abcdef";
+ assertEquals(a.at(-1), "f");
+ const b = ["a", "b", "c", "d", "e", "f"];
+ assertEquals(b.at(-1), "f");
+});