Add correct client-side typing.

Author: kinyoklion

package.json

@@ -1,6 +1,6 @@
 {
   "name": "launchdarkly-js-sdk-common",
-  "version": "5.5.0-beta.1",
+  "version": "5.5.0-beta.2",
   "description": "LaunchDarkly SDK for JavaScript - common code",
   "author": "LaunchDarkly <[email protected]>",
   "license": "Apache-2.0",

typings.d.ts

@@ -41,14 +41,28 @@ declare module 'launchdarkly-js-sdk-common' {
   }
 
   /**
- * Contextual information provided to evaluation stages.
- */
-export interface EvaluationSeriesContext {
-  readonly flagKey: string;
-  readonly context: LDContext;
-  readonly defaultValue: unknown;
-  readonly method: string;
-}
+   * Contextual information provided to evaluation stages.
+   */
+  export interface EvaluationSeriesContext {
+    /**
+     * The flag key the evaluation is for.
+     */
+    readonly flagKey: string;
+    /**
+     * Optional in case evaluations are performed before a context is set.
+     */
+    readonly context?: LDContext;
+    /**
+     * The default value that was provided.
+     */
+    readonly defaultValue: unknown;
+
+    /**
+     * Implementation note: Omitting method name because of the associated size.
+     * If we need this functionality, then we may want to consider adding it and
+     * taking the associated size hit.
+     */
+  }
 
   /**
    * Implementation specific hook data for evaluation stages.
@@ -63,9 +77,56 @@ export interface EvaluationSeriesContext {
    * Meta-data about a hook implementation.
    */
   export interface HookMetadata {
+    /**
+     * Name of the hook.
+     */
     readonly name: string;
   }
 
+  /**
+   * Contextual information provided to identify stages.
+   */
+  export interface IdentifySeriesContext {
+    /**
+     * The context associated with the identify operation.
+     */
+    readonly context: LDContext;
+    /**
+     * The timeout, in seconds, associated with the identify operation.
+     */
+    readonly timeout?: number;
+  }
+
+  /**
+   * Implementation specific hook data for identify stages.
+   *
+   * Hook implementations can use this to store data needed between stages.
+   */
+  export interface IdentifySeriesData {
+    readonly [index: string]: unknown;
+  }
+
+  /**
+   * The status an identify operation completed with.
+   *
+   * An example in which an error may occur is lack of network connectivity
+   * preventing the SDK from functioning.
+   */
+  export type IdentifySeriesStatus = 'completed' | 'error';
+
+  /**
+   * The result applies to a single identify operation. An operation may complete
+   * with an error and then later complete successfully. Only the first completion
+   * will be executed in the identify series.
+   *
+   * For example, a network issue may cause an identify to error since the SDK
+   * can't refresh its cached data from the cloud at that moment, but then later
+   * the when the network issue is resolved, the SDK will refresh cached data.
+   */
+  export interface IdentifySeriesResult {
+    status: IdentifySeriesStatus;
+  }
+
   /**
    * Interface for extending SDK functionality via hooks.
    */
@@ -76,7 +137,7 @@ export interface EvaluationSeriesContext {
     getMetadata(): HookMetadata;
 
     /**
-     * The before method is called during the execution of a variation method
+     * This method is called during the execution of a variation method
      * before the flag value has been determined. The method is executed synchronously.
      *
      * @param hookContext Contains information about the evaluation being performed. This is not
@@ -96,7 +157,7 @@ export interface EvaluationSeriesContext {
     ): EvaluationSeriesData;
 
     /**
-     * The after method is called during the execution of the variation method
+     * This method is called during the execution of the variation method
      * after the flag value has been determined. The method is executed synchronously.
      *
      * @param hookContext Contains read-only information about the evaluation
@@ -117,6 +178,44 @@ export interface EvaluationSeriesContext {
       data: EvaluationSeriesData,
       detail: LDEvaluationDetail,
     ): EvaluationSeriesData;
+
+    /**
+     * This method is called during the execution of the identify process before the operation
+     * completes, but after any context modifications are performed.
+     *
+     * @param hookContext Contains information about the evaluation being performed. This is not
+     *  mutable.
+     * @param data A record associated with each stage of hook invocations. Each stage is called with
+     * the data of the previous stage for a series. The input record should not be modified.
+     * @returns Data to use when executing the next state of the hook in the evaluation series. It is
+     * recommended to expand the previous input into the return. This helps ensure your stage remains
+     * compatible moving forward as more stages are added.
+     * ```js
+     * return {...data, "my-new-field": /*my data/*}
+     * ```
+     */
+    beforeIdentify?(hookContext: IdentifySeriesContext, data: IdentifySeriesData): IdentifySeriesData;
+
+    /**
+     * This method is called during the execution of the identify process before the operation
+     * completes, but after any context modifications are performed.
+     *
+     * @param hookContext Contains information about the evaluation being performed. This is not
+     *  mutable.
+     * @param data A record associated with each stage of hook invocations. Each stage is called with
+     * the data of the previous stage for a series. The input record should not be modified.
+     * @returns Data to use when executing the next state of the hook in the evaluation series. It is
+     * recommended to expand the previous input into the return. This helps ensure your stage remains
+     * compatible moving forward as more stages are added.
+     * ```js
+     * return {...data, "my-new-field": /*my data/*}
+     * ```
+     */
+    afterIdentify?(
+      hookContext: IdentifySeriesContext,
+      data: IdentifySeriesData,
+      result: IdentifySeriesResult,
+    ): IdentifySeriesData;
   }
 
   /**