Switch order of context and trigger input

src/InvocationModel.ts

@@ -80,7 +80,7 @@ export class InvocationModel implements coreTypes.InvocationModel {
     async invokeFunction(context: InvocationContext, inputs: unknown[], handler: FunctionHandler): Promise<unknown> {
         try {
             // eslint-disable-next-line @typescript-eslint/no-unsafe-return
-            return await Promise.resolve(handler(context, inputs[0]));
+            return await Promise.resolve(handler(inputs[0], context));
         } finally {
             this.#isDone = true;
         }

types/cosmosDB.d.ts

@@ -4,7 +4,7 @@
 import { FunctionInput, FunctionOptions, FunctionOutput, FunctionResult, FunctionTrigger } from './index';
 import { InvocationContext } from './InvocationContext';
 
-export type CosmosDBHandler = (context: InvocationContext, documents: unknown[]) => FunctionResult;
+export type CosmosDBHandler = (documents: unknown[], context: InvocationContext) => FunctionResult;
 
 export interface CosmosDBFunctionOptions extends CosmosDBTriggerOptions, Partial<FunctionOptions> {
     handler: CosmosDBHandler;

types/eventGrid.d.ts

@@ -4,7 +4,7 @@
 import { FunctionOptions, FunctionOutput, FunctionResult, FunctionTrigger } from './index';
 import { InvocationContext } from './InvocationContext';
 
-export type EventGridHandler = (context: InvocationContext, event: EventGridEvent) => FunctionResult;
+export type EventGridHandler = (event: EventGridEvent, context: InvocationContext) => FunctionResult;
 
 export interface EventGridFunctionOptions extends EventGridTriggerOptions, Partial<FunctionOptions> {
     handler: EventGridHandler;

types/eventHub.d.ts

@@ -4,7 +4,7 @@
 import { FunctionOptions, FunctionOutput, FunctionResult, FunctionTrigger } from './index';
 import { InvocationContext } from './InvocationContext';
 
-export type EventHubHandler = (context: InvocationContext, messages: unknown) => FunctionResult;
+export type EventHubHandler = (messages: unknown, context: InvocationContext) => FunctionResult;
 
 export interface EventHubFunctionOptions extends EventHubTriggerOptions, Partial<FunctionOptions> {
     handler: EventHubHandler;

types/http.d.ts

@@ -8,7 +8,7 @@ import { URLSearchParams } from 'url';
 import { FunctionOptions, FunctionOutput, FunctionResult, FunctionTrigger } from './index';
 import { InvocationContext } from './InvocationContext';
 
-export type HttpHandler = (context: InvocationContext, request: HttpRequest) => FunctionResult<HttpResponse>;
+export type HttpHandler = (request: HttpRequest, context: InvocationContext) => FunctionResult<HttpResponse>;
 
 export interface HttpFunctionOptions extends HttpTriggerOptions, Partial<FunctionOptions> {
     handler: HttpHandler;

types/index.d.ts

@@ -28,11 +28,11 @@ import { GenericInputOptions, GenericOutputOptions, GenericTriggerOptions } from
 import {
     HttpFunctionOptions,
     HttpHandler,
+    HttpMethodFunctionOptions,
     HttpOutput,
     HttpOutputOptions,
     HttpTrigger,
     HttpTriggerOptions,
-    HttpMethodFunctionOptions,
 } from './http';
 import { InvocationContext } from './InvocationContext';
 import {
@@ -357,7 +357,7 @@ export namespace output {
  */
 export type FunctionResult<T = unknown> = T | Promise<T>;
 
-export type FunctionHandler = (context: InvocationContext, triggerInput: any) => FunctionResult<any>;
+export type FunctionHandler = (triggerInput: any, context: InvocationContext) => FunctionResult<any>;
 
 /**
  * Configures the inputs, outputs, and handler for an Azure Function

types/serviceBus.d.ts

@@ -4,7 +4,7 @@
 import { FunctionOptions, FunctionOutput, FunctionResult, FunctionTrigger } from './index';
 import { InvocationContext } from './InvocationContext';
 
-export type ServiceBusQueueHandler = (context: InvocationContext, message: unknown) => FunctionResult;
+export type ServiceBusQueueHandler = (message: unknown, context: InvocationContext) => FunctionResult;
 
 export interface ServiceBusQueueFunctionOptions extends ServiceBusQueueTriggerOptions, Partial<FunctionOptions> {
     handler: ServiceBusQueueHandler;
@@ -43,7 +43,7 @@ export interface ServiceBusQueueOutputOptions {
 }
 export type ServiceBusQueueOutput = FunctionOutput & ServiceBusQueueOutputOptions;
 
-export type ServiceBusTopicHandler = (context: InvocationContext, message: unknown) => FunctionResult;
+export type ServiceBusTopicHandler = (message: unknown, context: InvocationContext) => FunctionResult;
 
 export interface ServiceBusTopicFunctionOptions extends ServiceBusTopicTriggerOptions, Partial<FunctionOptions> {
     handler: ServiceBusTopicHandler;

types/storage.d.ts

@@ -4,8 +4,8 @@
 import { FunctionInput, FunctionOptions, FunctionOutput, FunctionResult, FunctionTrigger } from './index';
 import { InvocationContext } from './InvocationContext';
 
-export type StorageBlobHandler = (context: InvocationContext, blob: unknown) => FunctionResult;
-export type StorageQueueHandler = (context: InvocationContext, queueEntry: unknown) => FunctionResult;
+export type StorageBlobHandler = (blob: unknown, context: InvocationContext) => FunctionResult;
+export type StorageQueueHandler = (queueEntry: unknown, context: InvocationContext) => FunctionResult;
 
 export interface StorageBlobFunctionOptions extends StorageBlobTriggerOptions, Partial<FunctionOptions> {
     handler: StorageBlobHandler;

types/timer.d.ts

@@ -4,7 +4,7 @@
 import { FunctionOptions, FunctionResult, FunctionTrigger } from './index';
 import { InvocationContext } from './InvocationContext';
 
-export type TimerHandler = (context: InvocationContext, myTimer: Timer) => FunctionResult;
+export type TimerHandler = (myTimer: Timer, context: InvocationContext) => FunctionResult;
 
 export interface TimerFunctionOptions extends TimerTriggerOptions, Partial<FunctionOptions> {
     handler: TimerHandler;