Merge branch 'master' into topLevelAwaitDiagnostics

# Conflicts:
#	src/services/textChanges.ts

Author: rbuckton

lib/lib.dom.d.ts

@@ -19,5 +19,7 @@ and limitations under the License.
 
 
 /// <reference lib="es2019" />
+/// <reference lib="es2020.bigint" />
+/// <reference lib="es2020.promise" />
 /// <reference lib="es2020.string" />
 /// <reference lib="es2020.symbol.wellknown" />

lib/lib.es2020.bigint.d.ts

@@ -0,0 +1,50 @@
+/*! *****************************************************************************
+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://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 PromiseFulfilledResult<T> {
+    status: "fulfilled";
+    value: T;
+}
+
+interface PromiseRejectedResult {
+    status: "rejected";
+    reason: any;
+}
+
+type PromiseSettledResult<T> = PromiseFulfilledResult<T> | PromiseRejectedResult;
+
+interface PromiseConstructor {
+    /**
+     * Creates a Promise that is resolved with an array of results when all
+     * of the provided Promises resolve or reject.
+     * @param values An array of Promises.
+     * @returns A new Promise.
+     */
+    allSettled<T extends readonly unknown[] | readonly [unknown]>(values: T):
+        Promise<{ -readonly [P in keyof T]: PromiseSettledResult<T[P] extends PromiseLike<infer U> ? U : T[P]> }>;
+
+    /**
+     * Creates a Promise that is resolved with an array of results when all
+     * of the provided Promises resolve or reject.
+     * @param values An array of Promises.
+     * @returns A new Promise.
+     */
+    allSettled<T>(values: Iterable<T>): Promise<PromiseSettledResult<T extends PromiseLike<infer U> ? U : T>[]>;
+}

lib/lib.es2020.d.ts

@@ -318,7 +318,7 @@ declare var Function: FunctionConstructor;
 /**
  * Extracts the type of the 'this' parameter of a function type, or 'unknown' if the function type has no 'this' parameter.
  */
-type ThisParameterType<T> = T extends (this: unknown, ...args: any[]) => any ? unknown : T extends (this: infer U, ...args: any[]) => any ? U : unknown;
+type ThisParameterType<T> = T extends (this: infer U, ...args: any[]) => any ? U : unknown;
 
 /**
  * Removes the 'this' parameter from a function type.

lib/lib.es2020.promise.d.ts

@@ -19,5 +19,4 @@ and limitations under the License.
 
 
 /// <reference lib="es2020" />
-/// <reference lib="esnext.bigint" />
 /// <reference lib="esnext.intl" />

lib/lib.es5.d.ts

@@ -64,7 +64,10 @@ declare namespace ts.server.protocol {
         OrganizeImports = "organizeImports",
         GetEditsForFileRename = "getEditsForFileRename",
         ConfigurePlugin = "configurePlugin",
-        SelectionRange = "selectionRange"
+        SelectionRange = "selectionRange",
+        PrepareCallHierarchy = "prepareCallHierarchy",
+        ProvideCallHierarchyIncomingCalls = "provideCallHierarchyIncomingCalls",
+        ProvideCallHierarchyOutgoingCalls = "provideCallHierarchyOutgoingCalls"
     }
     /**
      * A TypeScript Server message
@@ -957,7 +960,7 @@ declare namespace ts.server.protocol {
      * For external projects, some of the project settings are sent together with
      * compiler settings.
      */
-    type ExternalProjectCompilerOptions = CompilerOptions & CompileOnSaveMixin;
+    type ExternalProjectCompilerOptions = CompilerOptions & CompileOnSaveMixin & WatchOptions;
     /**
      * Represents a set of changes that happen in project
      */
@@ -997,6 +1000,31 @@ declare namespace ts.server.protocol {
          * The host's additional supported .js file extensions
          */
         extraFileExtensions?: FileExtensionInfo[];
+        watchOptions?: WatchOptions;
+    }
+    const enum WatchFileKind {
+        FixedPollingInterval = "FixedPollingInterval",
+        PriorityPollingInterval = "PriorityPollingInterval",
+        DynamicPriorityPolling = "DynamicPriorityPolling",
+        UseFsEvents = "UseFsEvents",
+        UseFsEventsOnParentDirectory = "UseFsEventsOnParentDirectory"
+    }
+    const enum WatchDirectoryKind {
+        UseFsEvents = "UseFsEvents",
+        FixedPollingInterval = "FixedPollingInterval",
+        DynamicPriorityPolling = "DynamicPriorityPolling"
+    }
+    const enum PollingWatchKind {
+        FixedInterval = "FixedInterval",
+        PriorityInterval = "PriorityInterval",
+        DynamicPriority = "DynamicPriority"
+    }
+    interface WatchOptions {
+        watchFile?: WatchFileKind | ts.WatchFileKind;
+        watchDirectory?: WatchDirectoryKind | ts.WatchDirectoryKind;
+        fallbackPolling?: PollingWatchKind | ts.PollingWatchKind;
+        synchronousWatchDirectory?: boolean;
+        [option: string]: CompilerOptionsValue | undefined;
     }
     /**
      *  Configure request; value of command field is "configure".  Specifies
@@ -2269,6 +2297,39 @@ declare namespace ts.server.protocol {
     interface NavTreeResponse extends Response {
         body?: NavigationTree;
     }
+    interface CallHierarchyItem {
+        name: string;
+        kind: ScriptElementKind;
+        file: string;
+        span: TextSpan;
+        selectionSpan: TextSpan;
+    }
+    interface CallHierarchyIncomingCall {
+        from: CallHierarchyItem;
+        fromSpans: TextSpan[];
+    }
+    interface CallHierarchyOutgoingCall {
+        to: CallHierarchyItem;
+        fromSpans: TextSpan[];
+    }
+    interface PrepareCallHierarchyRequest extends FileLocationRequest {
+        command: CommandTypes.PrepareCallHierarchy;
+    }
+    interface PrepareCallHierarchyResponse extends Response {
+        readonly body: CallHierarchyItem | CallHierarchyItem[];
+    }
+    interface ProvideCallHierarchyIncomingCallsRequest extends FileLocationRequest {
+        command: CommandTypes.ProvideCallHierarchyIncomingCalls;
+    }
+    interface ProvideCallHierarchyIncomingCallsResponse extends Response {
+        readonly body: CallHierarchyIncomingCall[];
+    }
+    interface ProvideCallHierarchyOutgoingCallsRequest extends FileLocationRequest {
+        command: CommandTypes.ProvideCallHierarchyOutgoingCalls;
+    }
+    interface ProvideCallHierarchyOutgoingCallsResponse extends Response {
+        readonly body: CallHierarchyOutgoingCall[];
+    }
     const enum IndentStyle {
         None = "None",
         Block = "Block",
@@ -2565,6 +2626,8 @@ declare namespace ts.server.protocol {
         scriptKind?: ScriptKind;
     }
 
+    export type CompilerOptionsValue = string | number | boolean | (string | number)[] | string[] | MapLike<string[]> | PluginImport[] | ProjectReference[] | null | undefined;
+
     interface JSDocTagInfo {
         name: string;
         text?: string;
@@ -2593,12 +2656,13 @@ declare namespace ts.server.protocol {
         /** True if it is intended that this reference form a circularity */
         circular?: boolean;
     }
-
-    export type CompilerOptionsValue = string | number | boolean | (string | number)[] | string[] | MapLike<string[]> | PluginImport[] | ProjectReference[] | null | undefined;
 }
 declare namespace ts {
     // these types are empty stubs for types from services and should not be used directly
     export type ScriptKind = never;
+    export type WatchFileKind = never;
+    export type WatchDirectoryKind = never;
+    export type PollingWatchKind = never;
     export type IndentStyle = never;
     export type JsxEmit = never;
     export type ModuleKind = never;