1 files changed, 26 insertions, 13 deletions

diff --git a/cli/tsc/dts/lib.es5.d.ts b/cli/tsc/dts/lib.es5.d.ts
index 28ca95abe..01610d97f 100644
--- a/cli/tsc/dts/lib.es5.d.ts
+++ b/cli/tsc/dts/lib.es5.d.ts
@@ -216,12 +216,6 @@ interface ObjectConstructor {
 
     /**
      * Prevents the modification of existing property attributes and values, and prevents the addition of new properties.
-     * @param a Object on which to lock the attributes.
-     */
-    freeze<T>(a: T[]): readonly T[];
-
-    /**
-     * Prevents the modification of existing property attributes and values, and prevents the addition of new properties.
      * @param f Object on which to lock the attributes.
      */
     freeze<T extends Function>(f: T): T;
@@ -449,8 +443,8 @@ interface String {
 
     /**
      * Replaces text 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.
+     * @param searchValue A string or regular expression to search for.
+     * @param replaceValue A string containing the text to replace. When the {@linkcode searchValue} is a `RegExp`, all matches are replaced if the `g` flag is set (or only those matches at the beginning, if the `y` flag is also present). Otherwise, only the first match of {@linkcode searchValue} is replaced.
      */
     replace(searchValue: string | RegExp, replaceValue: string): string;
 
@@ -908,7 +902,17 @@ interface Date {
 interface DateConstructor {
     new(): Date;
     new(value: number | string): Date;
-    new(year: number, month: number, date?: number, hours?: number, minutes?: number, seconds?: number, ms?: number): Date;
+    /**
+     * Creates a new Date.
+     * @param year The full year designation is required for cross-century date accuracy. If year is between 0 and 99 is used, then year is assumed to be 1900 + year.
+     * @param monthIndex The month as a number between 0 and 11 (January to December).
+     * @param date The date as a number between 1 and 31.
+     * @param hours Must be supplied if minutes is supplied. A number from 0 to 23 (midnight to 11pm) that specifies the hour.
+     * @param minutes Must be supplied if seconds is supplied. A number from 0 to 59 that specifies the minutes.
+     * @param seconds Must be supplied if milliseconds is supplied. A number from 0 to 59 that specifies the seconds.
+     * @param ms A number from 0 to 999 that specifies the milliseconds.
+     */
+    new(year: number, monthIndex: number, date?: number, hours?: number, minutes?: number, seconds?: number, ms?: number): Date;
     (): string;
     readonly prototype: Date;
     /**
@@ -919,14 +923,15 @@ interface DateConstructor {
     /**
      * Returns the number of milliseconds between midnight, January 1, 1970 Universal Coordinated Time (UTC) (or GMT) and the specified date.
      * @param year The full year designation is required for cross-century date accuracy. If year is between 0 and 99 is used, then year is assumed to be 1900 + year.
-     * @param month The month as a number between 0 and 11 (January to December).
+     * @param monthIndex The month as a number between 0 and 11 (January to December).
      * @param date The date as a number between 1 and 31.
      * @param hours Must be supplied if minutes is supplied. A number from 0 to 23 (midnight to 11pm) that specifies the hour.
      * @param minutes Must be supplied if seconds is supplied. A number from 0 to 59 that specifies the minutes.
      * @param seconds Must be supplied if milliseconds is supplied. A number from 0 to 59 that specifies the seconds.
      * @param ms A number from 0 to 999 that specifies the milliseconds.
      */
-    UTC(year: number, month: number, date?: number, hours?: number, minutes?: number, seconds?: number, ms?: number): number;
+    UTC(year: number, monthIndex: number, date?: number, hours?: number, minutes?: number, seconds?: number, ms?: number): number;
+    /** Returns the number of milliseconds elapsed since midnight, January 1, 1970 Universal Coordinated Time (UTC). */
     now(): number;
 }
 
@@ -941,6 +946,10 @@ interface RegExpMatchArray extends Array<string> {
      * A copy of the search string.
      */
     input?: string;
+    /**
+     * The first match. This will always be present because `null` will be returned if there are no matches.
+     */
+    0: string;
 }
 
 interface RegExpExecArray extends Array<string> {
@@ -952,6 +961,10 @@ interface RegExpExecArray extends Array<string> {
      * A copy of the search string.
      */
     input: string;
+    /**
+     * The first match. This will always be present because `null` will be returned if there are no matches.
+     */
+    0: string;
 }
 
 interface RegExp {
@@ -1532,8 +1545,8 @@ interface Promise<T> {
  */
 type Awaited<T> =
     T extends null | undefined ? T : // special case for `null | undefined` when not in `--strictNullChecks` mode
-        T extends object & { then(onfulfilled: infer F): any } ? // `await` only unwraps object types with a callable `then`. Non-object types are not unwrapped
-            F extends ((value: infer V, ...args: any) => any) ? // if the argument to `then` is callable, extracts the first argument
+        T extends object & { then(onfulfilled: infer F, ...args: infer _): any } ? // `await` only unwraps object types with a callable `then`. Non-object types are not unwrapped
+            F extends ((value: infer V, ...args: infer _) => any) ? // if the argument to `then` is callable, extracts the first argument
                 Awaited<V> : // recursively unwrap the value
                 never : // the argument to `then` was not callable
         T; // non-object or non-thenable