1 files changed, 25 insertions, 3 deletions
diff --git a/cli/dts/lib.es5.d.ts b/cli/dts/lib.es5.d.ts
index 9b359f8bc..a7c35dbcf 100644
--- a/cli/dts/lib.es5.d.ts
+++ b/cli/dts/lib.es5.d.ts
@@ -1067,7 +1067,7 @@ interface JSON {
     /**
      * Converts a JavaScript value to a JavaScript Object Notation (JSON) string.
      * @param value A JavaScript value, usually an object or array, to be converted.
-     * @param replacer An array of strings and numbers that acts as a approved list for selecting the object properties that will be stringified.
+     * @param replacer An array of strings and numbers that acts as an approved list for selecting the object properties that will be stringified.
      * @param space Adds indentation, white space, and line break characters to the return-value JSON text to make it easier to read.
      */
     stringify(value: any, replacer?: (number | string)[] | null, space?: string | number): string;
@@ -1396,7 +1396,7 @@ interface ArrayConstructor {
     (arrayLength?: number): any[];
     <T>(arrayLength: number): T[];
     <T>(...items: T[]): T[];
-    isArray(arg: any): arg is any[];
+    isArray<T>(arg: T | {}): arg is T extends readonly any[] ? (unknown extends T ? never : readonly any[]) : any[];
     readonly prototype: any[];
 }
 
@@ -1416,7 +1416,7 @@ declare type PropertyDecorator = (target: Object, propertyKey: string | symbol)
 declare type MethodDecorator = <T>(target: Object, propertyKey: string | symbol, descriptor: TypedPropertyDescriptor<T>) => TypedPropertyDescriptor<T> | void;
 declare type ParameterDecorator = (target: Object, propertyKey: string | symbol, parameterIndex: number) => void;
 
-declare type PromiseConstructorLike = new <T>(executor: (resolve: (value?: T | PromiseLike<T>) => void, reject: (reason?: any) => void) => void) => PromiseLike<T>;
+declare type PromiseConstructorLike = new <T>(executor: (resolve: (value: T | PromiseLike<T>) => void, reject: (reason?: any) => void) => void) => PromiseLike<T>;
 
 interface PromiseLike<T> {
     /**
@@ -1529,6 +1529,26 @@ type ReturnType<T extends (...args: any) => any> = T extends (...args: any) => i
 type InstanceType<T extends new (...args: any) => any> = T extends new (...args: any) => infer R ? R : any;
 
 /**
+ * Convert string literal type to uppercase
+ */
+type Uppercase<S extends string> = intrinsic;
+
+/**
+ * Convert string literal type to lowercase
+ */
+type Lowercase<S extends string> = intrinsic;
+
+/**
+ * Convert first character of string literal type to uppercase
+ */
+type Capitalize<S extends string> = intrinsic;
+
+/**
+ * Convert first character of string literal type to lowercase
+ */
+type Uncapitalize<S extends string> = intrinsic;
+
+/**
  * Marker for contextual 'this' type
  */
 interface ThisType<T> { }
@@ -1712,6 +1732,7 @@ interface DataView {
 }
 
 interface DataViewConstructor {
+    readonly prototype: DataView;
     new(buffer: ArrayBufferLike, byteOffset?: number, byteLength?: number): DataView;
 }
 declare var DataView: DataViewConstructor;
@@ -4283,6 +4304,7 @@ declare namespace Intl {
         style?: string;
         currency?: string;
         currencyDisplay?: string;
+        currencySign?: string;
         useGrouping?: boolean;
         minimumIntegerDigits?: number;
         minimumFractionDigits?: number;