From f0935b92de554212779e0307669d92092a345527 Mon Sep 17 00:00:00 2001
From: Zlatkovsky <michael.zlat@gmail.com>
Date: Fri, 11 Jan 2019 17:10:30 -0800
Subject: [PATCH] Add dictionary-based overload for `CustomFunctions.associate`

---
 .../custom-functions-runtime-tests.ts                    | 5 +++++
 types/custom-functions-runtime/index.d.ts                | 9 +++++++--
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/types/custom-functions-runtime/custom-functions-runtime-tests.ts b/types/custom-functions-runtime/custom-functions-runtime-tests.ts
index 0a3c482505..8f54ee4f5c 100644
--- a/types/custom-functions-runtime/custom-functions-runtime-tests.ts
+++ b/types/custom-functions-runtime/custom-functions-runtime-tests.ts
@@ -5,6 +5,11 @@ function add10(n: number) {
 
 CustomFunctions.associate('ADD10', add10);
 
+CustomFunctions.associate({
+    ADD10: add10,
+    RANDOM: (n: number) => n * Math.random()
+});
+
 async function getStockValues(ticker: string): Promise<number> {
     const response = await fetch(`myService.com/prices/${ticker}`);
     return (await response.json())["price"];
diff --git a/types/custom-functions-runtime/index.d.ts b/types/custom-functions-runtime/index.d.ts
index f78f6a45c4..174308c131 100644
--- a/types/custom-functions-runtime/index.d.ts
+++ b/types/custom-functions-runtime/index.d.ts
@@ -16,9 +16,14 @@ Copyright (c) Microsoft Corporation
 declare namespace CustomFunctions {
     /**
      * @beta
-     * Ties together the function's JavaScript name with the JSON id property
+     * Associates the JavaScript function to the name given by the "id" property in the metadata JSON file.
      */
     function associate(id: string, functionObject: Function): void;
+    /**
+     * @beta
+     * Associates the JavaScript functions to the names given by the "id" properties in the metadata JSON file.
+     */
+    function associate(mappings: { [key: string]: Function }): void;
 
     /**
      * A handler passed automatically as the last parameter
@@ -28,7 +33,6 @@ declare namespace CustomFunctions {
      * to handle what happens when the function stops streaming.
      * @beta
      */
-
     interface StreamingHandler<T> extends CancelableHandler {
         /**
          * Sets the returned result for a streaming custom function.
@@ -36,6 +40,7 @@ declare namespace CustomFunctions {
          */
         setResult: (value: T | Error) => void;
     }
+
     /**
      * @beta
      * CancelableHandler interface