- Update TypeScript types for new functions and class

types/Shipment/Shipment.d.ts

@@ -320,14 +320,22 @@ export declare class Shipment implements IShipment {
   static generateForm(id: string, formType: string, formOptions?: object): Promise<Shipment>;
 
   /**
-   * Retrieves the estimated delivery date of each Rate via SmartRate.
+   * Retrieve the estimated delivery date of each Rate via SmartRate.
    *
    * @param id shipment id (begins with "shp_").
    * @param plannedShipDate The planned ship date in format YYYY-MM-DD
    *  @returns {Promise<Array<Object>>} The array of estimated delivery dates and rates.
    */
   static retrieveEstimatedDeliveryDate(id: string, plannedShipDate: string): Promise<Array<Object>>;
 
+  /**
+   * Retrieve a recommended ship date for a {@link Shipment shipment} via the Precision Shipping API, based on a specific desired delivery date.
+   * @param id - The ID of the shipment to retrieve the recommended ship date for.
+   * @param desiredDeliveryDate - The desired delivery date for the shipment.
+   * @returns {Array} - An array of the recommended ship date and rates.
+   */
+  static recommendShipDate(id: string, desiredDeliveryDate: string): Promise<Array<Object>>;
+
   /**
    * Retrieve the next page of {@link Shipment shipments}.
    *

types/SmartRate/SmartRate.d.ts

@@ -0,0 +1,20 @@
+/**
+ * The SmartRate class interacts with the SmartRate API to provide optimized shipping rates and estimates.
+ *
+ * @see https://www.easypost.com/smartrate
+ */
+export declare class SmartRate {
+  /**
+   * Retrieve the estimated delivery date of each carrier-service level combination via the Smart Deliver By API, based on a specific ship date and origin-destination postal code pair.
+   * @param params - The parameters to estimate the delivery date with.
+   * @returns {Object} - Estimates and related metadata.
+   */
+  static estimateDeliveryDate(params: object): object;
+
+  /**
+   * Retrieve a recommended ship date for each carrier-service level combination via the Smart Deliver On API, based on a specific delivery date and origin-destination postal code pair.
+   * @param params - The parameters to recommend the ship date with.
+   * @returns {Object} - Recommendation and related metadata.
+   */
+  static recommendShipDate(params: object): object;
+}