Allow building on macos

deps/patches/aws-lambda-cpp-macos-fixes.patch

@@ -0,0 +1,22 @@
+diff --git a/include/backward.h b/include/backward.h
+index e065783..9e369a6 100644
+--- a/include/backward.h
++++ b/include/backward.h
+@@ -43,7 +43,7 @@
+
+ // You can define one of the following (or leave it to the auto-detection):
+ //
+-#    define BACKWARD_SYSTEM_LINUX
++// #define BACKWARD_SYSTEM_LINUX
+ //	- specialization for linux
+ //
+ // #define BACKWARD_SYSTEM_DARWIN
+@@ -3057,7 +3057,7 @@ public:
+         if (st.size() == 0) {
+             return;
+         }
+-        _symbols.reset(backtrace_symbols(st.begin(), st.size()));
++        _symbols.reset(backtrace_symbols(st.begin(), (int)st.size()));
+     }
+
+     ResolvedTrace resolve(ResolvedTrace trace)

lib/Common/index.d.ts

@@ -0,0 +1,62 @@
+/**
+ * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * This module defines types, enums and interfaces common to the other modules.
+ */
+/// <reference types="node" />
+import { IncomingHttpHeaders } from "http";
+export interface InvocationResponse {
+    bodyJson: string;
+    headers: IncomingHttpHeaders;
+}
+export interface NativeClient {
+    initializeClient: (userAgent: string) => void;
+    done: (id: string, bodyString: string) => void;
+    error: (id: string, bodyString: string, xrayString: string) => void;
+    next: () => Promise<InvocationResponse>;
+}
+export declare enum INVOKE_HEADER {
+    ClientContext = "lambda-runtime-client-context",
+    CognitoIdentity = "lambda-runtime-cognito-identity",
+    ARN = "lambda-runtime-invoked-function-arn",
+    AWSRequestId = "lambda-runtime-aws-request-id",
+    DeadlineMs = "lambda-runtime-deadline-ms",
+    XRayTrace = "lambda-runtime-trace-id"
+}
+export interface IEnvironmentData {
+    functionVersion?: string;
+    functionName?: string;
+    memoryLimitInMB?: string;
+    logGroupName?: string;
+    logStreamName?: string;
+}
+export interface IHeaderData {
+    clientContext?: string;
+    identity?: string;
+    invokedFunctionArn?: string;
+    awsRequestId?: string;
+    getRemainingTimeInMillis: () => number;
+}
+export declare type ErrorStringOrUndefined = Error | string | undefined;
+export declare type ErrorStringOrUndefinedOrNull = ErrorStringOrUndefined | null;
+/**
+ *
+ */
+export interface ICallbackContext {
+    callbackWaitsForEmptyEventLoop: boolean;
+    succeed: (result: unknown) => void;
+    fail: (err: ErrorStringOrUndefinedOrNull) => void;
+    done: (err: ErrorStringOrUndefinedOrNull, result?: unknown) => void;
+}
+export declare type CallbackFunction = (err: ErrorStringOrUndefinedOrNull, result?: unknown) => void;
+export interface IBeforeExitListener {
+    invoke: () => void;
+    reset: () => () => void;
+    set: (listener: () => void) => () => void;
+}
+export interface IErrorCallbacks {
+    uncaughtException: (err: Error) => void;
+    unhandledRejection: (err: Error) => void;
+}
+export declare type HandlerFunction = (body: unknown, data: IEnvironmentData & IHeaderData, callback: CallbackFunction) => PromiseLike<unknown> | unknown;
+//# sourceMappingURL=index.d.ts.map

lib/Errors/XRayError.d.ts

@@ -0,0 +1,34 @@
+/** Copyright 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved. */
+/**
+ * prepare an exception blob for sending to AWS X-Ray
+ * transform an Error, or Error-like, into an exception parseable by X-Ray's service.
+ *  {
+ *      "name": "CustomException",
+ *      "message": "Something bad happend!",
+ *      "stack": [
+ *          "exports.handler (/var/function/node_modules/event_invoke.js:3:502)
+ *      ]
+ *  }
+ * =>
+ *  {
+ *       "working_directory": "/var/function",
+ *       "exceptions": [
+ *           {
+ *               "type": "CustomException",
+ *               "message": "Something bad happend!",
+ *               "stack": [
+ *                   {
+ *                       "path": "/var/function/event_invoke.js",
+ *                       "line": 502,
+ *                       "label": "exports.throw_custom_exception"
+ *                   }
+ *               ]
+ *           }
+ *       ],
+ *       "paths": [
+ *           "/var/function/event_invoke.js"
+ *       ]
+ *  }
+ */
+export declare const toFormatted: (err: unknown) => string;
+//# sourceMappingURL=XRayError.d.ts.map

lib/Errors/index.d.ts

@@ -0,0 +1,41 @@
+/**
+ * Copyright 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ * Defines custom error types throwable by the runtime.
+ */
+export declare function isError(obj: any): obj is Error;
+interface RuntimeErrorResponse {
+    errorType: string;
+    errorMessage: string;
+    trace: string[];
+}
+/**
+ * Attempt to convert an object into a response object.
+ * This method accounts for failures when serializing the error object.
+ */
+export declare function toRuntimeResponse(error: unknown): RuntimeErrorResponse;
+/**
+ * Format an error with the expected properties.
+ * For compatability, the error string always starts with a tab.
+ */
+export declare const toFormatted: (error: unknown) => string;
+export declare class ExtendedError extends Error {
+    code?: number;
+    custom?: string;
+    reason?: string;
+    promise?: Promise<any>;
+    constructor(reason?: string);
+}
+export declare class ImportModuleError extends ExtendedError {
+}
+export declare class HandlerNotFound extends ExtendedError {
+}
+export declare class MalformedHandlerName extends ExtendedError {
+}
+export declare class UserCodeSyntaxError extends ExtendedError {
+}
+export declare class UnhandledPromiseRejection extends ExtendedError {
+    constructor(reason?: string, promise?: Promise<any>);
+}
+export {};
+//# sourceMappingURL=index.d.ts.map