Update LKG.

lib/lib.es2015.iterable.d.ts

@@ -223,7 +223,7 @@ interface PromiseConstructor {
      * @param values An array of Promises.
      * @returns A new Promise.
      */
-    all<TAll>(values: Iterable<TAll | PromiseLike<TAll>>): Promise<TAll[]>;
+    all<TAll>(values: Iterable<TAll>): Promise<(awaited TAll)[]>;
 
     /**
      * Creates a Promise that is resolved or rejected when any of the provided Promises are resolved
@@ -231,7 +231,7 @@ interface PromiseConstructor {
      * @param values An array of Promises.
      * @returns A new Promise.
      */
-    race<T>(values: Iterable<T | PromiseLike<T>>): Promise<T>;
+    race<T>(values: Iterable<T>): Promise<awaited T>;
 }
 
 declare namespace Reflect {

lib/lib.es2015.promise.d.ts

@@ -38,7 +38,7 @@ interface PromiseConstructor {
      * @param values An array of Promises.
      * @returns A new Promise.
      */
-    all<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>(values: readonly [T1 | PromiseLike<T1>, T2 | PromiseLike<T2>, T3 | PromiseLike<T3>, T4 | PromiseLike <T4>, T5 | PromiseLike<T5>, T6 | PromiseLike<T6>, T7 | PromiseLike<T7>, T8 | PromiseLike<T8>, T9 | PromiseLike<T9>, T10 | PromiseLike<T10>]): Promise<[T1, T2, T3, T4, T5, T6, T7, T8, T9, T10]>;
+    all<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>(values: readonly [T1, T2, T3, T4, T5, T6, T7, T8, T9, T10]): Promise<[awaited T1, awaited T2, awaited T3, awaited T4, awaited T5, awaited T6, awaited T7, awaited T8, awaited T9, awaited T10]>;
 
     /**
      * Creates a Promise that is resolved with an array of results when all of the provided Promises
@@ -46,7 +46,7 @@ interface PromiseConstructor {
      * @param values An array of Promises.
      * @returns A new Promise.
      */
-    all<T1, T2, T3, T4, T5, T6, T7, T8, T9>(values: readonly [T1 | PromiseLike<T1>, T2 | PromiseLike<T2>, T3 | PromiseLike<T3>, T4 | PromiseLike <T4>, T5 | PromiseLike<T5>, T6 | PromiseLike<T6>, T7 | PromiseLike<T7>, T8 | PromiseLike<T8>, T9 | PromiseLike<T9>]): Promise<[T1, T2, T3, T4, T5, T6, T7, T8, T9]>;
+    all<T1, T2, T3, T4, T5, T6, T7, T8, T9>(values: readonly [T1, T2, T3, T4, T5, T6, T7, T8, T9]): Promise<[awaited T1, awaited T2, awaited T3, awaited T4, awaited T5, awaited T6, awaited T7, awaited T8, awaited T9]>;
 
     /**
      * Creates a Promise that is resolved with an array of results when all of the provided Promises
@@ -54,7 +54,7 @@ interface PromiseConstructor {
      * @param values An array of Promises.
      * @returns A new Promise.
      */
-    all<T1, T2, T3, T4, T5, T6, T7, T8>(values: readonly [T1 | PromiseLike<T1>, T2 | PromiseLike<T2>, T3 | PromiseLike<T3>, T4 | PromiseLike <T4>, T5 | PromiseLike<T5>, T6 | PromiseLike<T6>, T7 | PromiseLike<T7>, T8 | PromiseLike<T8>]): Promise<[T1, T2, T3, T4, T5, T6, T7, T8]>;
+    all<T1, T2, T3, T4, T5, T6, T7, T8>(values: readonly [T1, T2, T3, T4, T5, T6, T7, T8]): Promise<[awaited T1, awaited T2, awaited T3, awaited T4, awaited T5, awaited T6, awaited T7, awaited T8]>;
 
     /**
      * Creates a Promise that is resolved with an array of results when all of the provided Promises
@@ -62,7 +62,7 @@ interface PromiseConstructor {
      * @param values An array of Promises.
      * @returns A new Promise.
      */
-    all<T1, T2, T3, T4, T5, T6, T7>(values: readonly [T1 | PromiseLike<T1>, T2 | PromiseLike<T2>, T3 | PromiseLike<T3>, T4 | PromiseLike <T4>, T5 | PromiseLike<T5>, T6 | PromiseLike<T6>, T7 | PromiseLike<T7>]): Promise<[T1, T2, T3, T4, T5, T6, T7]>;
+    all<T1, T2, T3, T4, T5, T6, T7>(values: readonly [T1, T2, T3, T4, T5, T6, T7]): Promise<[awaited T1, awaited T2, awaited T3, awaited T4, awaited T5, awaited T6, awaited T7]>;
 
     /**
      * Creates a Promise that is resolved with an array of results when all of the provided Promises
@@ -70,7 +70,7 @@ interface PromiseConstructor {
      * @param values An array of Promises.
      * @returns A new Promise.
      */
-    all<T1, T2, T3, T4, T5, T6>(values: readonly [T1 | PromiseLike<T1>, T2 | PromiseLike<T2>, T3 | PromiseLike<T3>, T4 | PromiseLike <T4>, T5 | PromiseLike<T5>, T6 | PromiseLike<T6>]): Promise<[T1, T2, T3, T4, T5, T6]>;
+    all<T1, T2, T3, T4, T5, T6>(values: readonly [T1, T2, T3, T4, T5, T6]): Promise<[awaited T1, awaited T2, awaited T3, awaited T4, awaited T5, awaited T6]>;
 
     /**
      * Creates a Promise that is resolved with an array of results when all of the provided Promises
@@ -78,7 +78,7 @@ interface PromiseConstructor {
      * @param values An array of Promises.
      * @returns A new Promise.
      */
-    all<T1, T2, T3, T4, T5>(values: readonly [T1 | PromiseLike<T1>, T2 | PromiseLike<T2>, T3 | PromiseLike<T3>, T4 | PromiseLike <T4>, T5 | PromiseLike<T5>]): Promise<[T1, T2, T3, T4, T5]>;
+    all<T1, T2, T3, T4, T5>(values: readonly [T1, T2, T3, T4, T5]): Promise<[awaited T1, awaited T2, awaited T3, awaited T4, awaited T5]>;
 
     /**
      * Creates a Promise that is resolved with an array of results when all of the provided Promises
@@ -86,7 +86,7 @@ interface PromiseConstructor {
      * @param values An array of Promises.
      * @returns A new Promise.
      */
-    all<T1, T2, T3, T4>(values: readonly [T1 | PromiseLike<T1>, T2 | PromiseLike<T2>, T3 | PromiseLike<T3>, T4 | PromiseLike <T4>]): Promise<[T1, T2, T3, T4]>;
+    all<T1, T2, T3, T4>(values: readonly [T1, T2, T3, T4]): Promise<[awaited T1, awaited T2, awaited T3, awaited T4]>;
 
     /**
      * Creates a Promise that is resolved with an array of results when all of the provided Promises
@@ -94,7 +94,7 @@ interface PromiseConstructor {
      * @param values An array of Promises.
      * @returns A new Promise.
      */
-    all<T1, T2, T3>(values: readonly [T1 | PromiseLike<T1>, T2 | PromiseLike<T2>, T3 | PromiseLike<T3>]): Promise<[T1, T2, T3]>;
+    all<T1, T2, T3>(values: readonly [T1, T2, T3]): Promise<[awaited T1, awaited T2, awaited T3]>;
 
     /**
      * Creates a Promise that is resolved with an array of results when all of the provided Promises
@@ -102,7 +102,7 @@ interface PromiseConstructor {
      * @param values An array of Promises.
      * @returns A new Promise.
      */
-    all<T1, T2>(values: readonly [T1 | PromiseLike<T1>, T2 | PromiseLike<T2>]): Promise<[T1, T2]>;
+    all<T1, T2>(values: readonly [T1, T2]): Promise<[awaited T1, awaited T2]>;
 
     /**
      * Creates a Promise that is resolved with an array of results when all of the provided Promises
@@ -110,7 +110,7 @@ interface PromiseConstructor {
      * @param values An array of Promises.
      * @returns A new Promise.
      */
-    all<T>(values: readonly (T | PromiseLike<T>)[]): Promise<T[]>;
+    all<T>(values: readonly T[]): Promise<(awaited T)[]>;
 
     /**
      * Creates a Promise that is resolved or rejected when any of the provided Promises are resolved
@@ -118,7 +118,7 @@ interface PromiseConstructor {
      * @param values An array of Promises.
      * @returns A new Promise.
      */
-    race<T>(values: readonly T[]): Promise<T extends PromiseLike<infer U> ? U : T>;
+    race<T>(values: readonly T[]): Promise<awaited T>;
 
     /**
      * Creates a Promise that is resolved or rejected when any of the provided Promises are resolved
@@ -126,21 +126,21 @@ interface PromiseConstructor {
      * @param values An iterable of Promises.
      * @returns A new Promise.
      */
-    race<T>(values: Iterable<T>): Promise<T extends PromiseLike<infer U> ? U : T>;
+    race<T>(values: Iterable<T>): Promise<awaited T>;
 
     /**
      * Creates a new rejected promise for the provided reason.
      * @param reason The reason the promise was rejected.
      * @returns A new rejected Promise.
      */
-    reject<T = never>(reason?: any): Promise<T>;
+    reject<T = never>(reason?: any): Promise<awaited T>;
 
     /**
      * Creates a new resolved promise for the provided value.
      * @param value A promise.
      * @returns A promise whose internal state matches the provided promise.
      */
-    resolve<T>(value: T | PromiseLike<T>): Promise<T>;
+    resolve<T>(value: T): Promise<awaited T>;
 
     /**
      * Creates a new resolved promise .

lib/lib.es2015.symbol.wellknown.d.ts

@@ -91,7 +91,7 @@ interface Array<T> {
      * Returns an object whose properties have the value 'true'
      * when they will be absent when used in a 'with' statement.
      */
-    [Symbol.unscopables]: {
+    [Symbol.unscopables](): {
         copyWithin: boolean;
         entries: boolean;
         fill: boolean;

lib/lib.es2019.symbol.d.ts

@@ -20,7 +20,7 @@ and limitations under the License.
 
 interface Symbol {
     /**
-     * expose the [[Description]] internal slot of a symbol directly
+     * Expose the [[Description]] internal slot of a symbol directly.
      */
-    readonly description: string;
+    readonly description: string | undefined;
 }

lib/lib.es5.d.ts

@@ -986,7 +986,7 @@ declare var Error: ErrorConstructor;
 interface EvalError extends Error {
 }
 
-interface EvalErrorConstructor {
+interface EvalErrorConstructor extends ErrorConstructor {
     new(message?: string): EvalError;
     (message?: string): EvalError;
     readonly prototype: EvalError;
@@ -997,7 +997,7 @@ declare var EvalError: EvalErrorConstructor;
 interface RangeError extends Error {
 }
 
-interface RangeErrorConstructor {
+interface RangeErrorConstructor extends ErrorConstructor {
     new(message?: string): RangeError;
     (message?: string): RangeError;
     readonly prototype: RangeError;
@@ -1008,7 +1008,7 @@ declare var RangeError: RangeErrorConstructor;
 interface ReferenceError extends Error {
 }
 
-interface ReferenceErrorConstructor {
+interface ReferenceErrorConstructor extends ErrorConstructor {
     new(message?: string): ReferenceError;
     (message?: string): ReferenceError;
     readonly prototype: ReferenceError;
@@ -1019,7 +1019,7 @@ declare var ReferenceError: ReferenceErrorConstructor;
 interface SyntaxError extends Error {
 }
 
-interface SyntaxErrorConstructor {
+interface SyntaxErrorConstructor extends ErrorConstructor {
     new(message?: string): SyntaxError;
     (message?: string): SyntaxError;
     readonly prototype: SyntaxError;
@@ -1030,7 +1030,7 @@ declare var SyntaxError: SyntaxErrorConstructor;
 interface TypeError extends Error {
 }
 
-interface TypeErrorConstructor {
+interface TypeErrorConstructor extends ErrorConstructor {
     new(message?: string): TypeError;
     (message?: string): TypeError;
     readonly prototype: TypeError;
@@ -1041,7 +1041,7 @@ declare var TypeError: TypeErrorConstructor;
 interface URIError extends Error {
 }
 
-interface URIErrorConstructor {
+interface URIErrorConstructor extends ErrorConstructor {
     new(message?: string): URIError;
     (message?: string): URIError;
     readonly prototype: URIError;
@@ -1407,7 +1407,7 @@ interface PromiseLike<T> {
      * @param onrejected The callback to execute when the Promise is rejected.
      * @returns A Promise for the completion of which ever callback is executed.
      */
-    then<TResult1 = T, TResult2 = never>(onfulfilled?: ((value: T) => TResult1 | PromiseLike<TResult1>) | undefined | null, onrejected?: ((reason: any) => TResult2 | PromiseLike<TResult2>) | undefined | null): PromiseLike<TResult1 | TResult2>;
+    then<TResult1 = T, TResult2 = never>(onfulfilled?: ((value: awaited T) => TResult1) | undefined | null, onrejected?: ((reason: any) => TResult2) | undefined | null): PromiseLike<awaited TResult1 | awaited TResult2>;
 }
 
 /**
@@ -1420,14 +1420,14 @@ interface Promise<T> {
      * @param onrejected The callback to execute when the Promise is rejected.
      * @returns A Promise for the completion of which ever callback is executed.
      */
-    then<TResult1 = T, TResult2 = never>(onfulfilled?: ((value: T) => TResult1 | PromiseLike<TResult1>) | undefined | null, onrejected?: ((reason: any) => TResult2 | PromiseLike<TResult2>) | undefined | null): Promise<TResult1 | TResult2>;
+    then<TResult1 = T, TResult2 = never>(onfulfilled?: ((value: awaited T) => TResult1) | undefined | null, onrejected?: ((reason: any) => TResult2) | undefined | null): Promise<awaited TResult1 | awaited TResult2>;
 
     /**
      * Attaches a callback for only the rejection of the Promise.
      * @param onrejected The callback to execute when the Promise is rejected.
      * @returns A Promise for the completion of the callback.
      */
-    catch<TResult = never>(onrejected?: ((reason: any) => TResult | PromiseLike<TResult>) | undefined | null): Promise<T | TResult>;
+    catch<TResult = never>(onrejected?: ((reason: any) => TResult) | undefined | null): Promise<awaited T | awaited TResult>;
 }
 
 interface ArrayLike<T> {

lib/lib.esnext.bigint.d.ts

@@ -280,7 +280,7 @@ interface BigInt64Array {
      * @param begin The index of the beginning of the array.
      * @param end The index of the end of the array.
      */
-    subarray(begin: number, end?: number): BigInt64Array;
+    subarray(begin?: number, end?: number): BigInt64Array;
 
     /** Converts the array to a string by using the current locale. */
     toLocaleString(): string;
@@ -549,7 +549,7 @@ interface BigUint64Array {
      * @param begin The index of the beginning of the array.
      * @param end The index of the end of the array.
      */
-    subarray(begin: number, end?: number): BigUint64Array;
+    subarray(begin?: number, end?: number): BigUint64Array;
 
     /** Converts the array to a string by using the current locale. */
     toLocaleString(): string;

lib/protocol.d.ts

@@ -146,6 +146,16 @@ declare namespace ts.server.protocol {
          * Contains extra information that plugin can include to be passed on
          */
         metadata?: unknown;
+        /**
+         * Exposes information about the performance of this request-response pair.
+         */
+        performanceData?: PerformanceData;
+    }
+    interface PerformanceData {
+        /**
+         * Time spent updating the program graph, in milliseconds.
+         */
+        updateGraphDurationMs?: number;
     }
     /**
      * Arguments for FileRequest messages.
@@ -961,6 +971,16 @@ declare namespace ts.server.protocol {
      * compiler settings.
      */
     type ExternalProjectCompilerOptions = CompilerOptions & CompileOnSaveMixin & WatchOptions;
+    interface FileWithProjectReferenceRedirectInfo {
+        /**
+         * Name of file
+         */
+        fileName: string;
+        /**
+         * True if the file is primarily included in a referenced project
+         */
+        isSourceOfProjectReferenceRedirect: boolean;
+    }
     /**
      * Represents a set of changes that happen in project
      */
@@ -968,15 +988,20 @@ declare namespace ts.server.protocol {
         /**
          * List of added files
          */
-        added: string[];
+        added: string[] | FileWithProjectReferenceRedirectInfo[];
         /**
          * List of removed files
          */
-        removed: string[];
+        removed: string[] | FileWithProjectReferenceRedirectInfo[];
         /**
          * List of updated files
          */
-        updated: string[];
+        updated: string[] | FileWithProjectReferenceRedirectInfo[];
+        /**
+         * List of files that have had their project reference redirect status updated
+         * Only provided when the synchronizeProjectList request has includeProjectReferenceRedirectInfo set to true
+         */
+        updatedRedirects?: FileWithProjectReferenceRedirectInfo[];
     }
     /**
      * Information found in a configure request.
@@ -1436,7 +1461,7 @@ declare namespace ts.server.protocol {
         command: CommandTypes.Formatonkey;
         arguments: FormatOnKeyRequestArgs;
     }
-    type CompletionsTriggerCharacter = "." | '"' | "'" | "`" | "/" | "@" | "<";
+    type CompletionsTriggerCharacter = "." | '"' | "'" | "`" | "/" | "@" | "<" | "#";
     /**
      * Arguments for completions messages.
      */
@@ -1553,6 +1578,11 @@ declare namespace ts.server.protocol {
          * Then either that enum/class or a namespace containing it will be the recommended symbol.
          */
         isRecommended?: true;
+        /**
+         * If true, this completion was generated from traversing the name table of an unchecked JS file,
+         * and therefore may not be accurate.
+         */
+        isFromUncheckedFile?: true;
     }
     /**
      * Additional completion entry details, available on demand