@faceteer/cdk/response/failed-response.js

CDK 2.0 constructs and helpers that make composing a Lambda powered service easier.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.FailedResponse = FailedResponse;
function FailedResponse(body, { headers = {}, statusCode = 500 } = {}) {
    const responseHeaders = {
        'Content-Type': 'application/json',
        ...headers,
    };
    try {
        /**
         * If the body is a string, number, or boolean value we'll wrap
         * it inside of an object to make sure valid JSON is returned
         */
        if (typeof body === 'string' ||
            typeof body === 'number' ||
            typeof body === 'boolean') {
            return {
                body: JSON.stringify({ error: body }),
                statusCode,
                headers: responseHeaders,
            };
        }
        if (body instanceof Error) {
            return {
                body: JSON.stringify({
                    error: {
                        message: body.message,
                        name: body.name,
                        stack: body.stack,
                    },
                }),
                statusCode,
                headers: responseHeaders,
            };
        }
        return {
            body: JSON.stringify(body),
            statusCode,
            headers: responseHeaders,
        };
    }
    catch (error) {
        /**
         * If we get passed a body that can't be stringified we'll get an error
         */
        if (error instanceof Error) {
            return {
                body: JSON.stringify({ error: error.message }),
                headers: responseHeaders,
                statusCode: 500,
            };
        }
        return {
            body: JSON.stringify({
                error: 'Unhandled Error Building Failure Response',
            }),
            headers: responseHeaders,
            statusCode: 500,
        };
    }
}