@lambda-middleware/http-error-handler/lib/ErrorHandler.js

An error handler middleware for AWS http lambda functions.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.errorHandler = void 0;
var tslib_1 = require("tslib");
var debug_1 = tslib_1.__importDefault(require("debug"));
var serialize_error_1 = require("serialize-error");
var omit_1 = require("./helpers/omit");
var ErrorWithStatusCode_1 = require("./interfaces/ErrorWithStatusCode");
var logger = debug_1.default("@lambda-middleware/error-handler");
exports.errorHandler = function () { return function (handler) { return function (event, context) { return tslib_1.__awaiter(void 0, void 0, void 0, function () {
    var error_1;
    return tslib_1.__generator(this, function (_a) {
        switch (_a.label) {
            case 0:
                _a.trys.push([0, 2, , 3]);
                return [4 /*yield*/, handler(event, context)];
            case 1: return [2 /*return*/, _a.sent()];
            case 2:
                error_1 = _a.sent();
                if (ErrorWithStatusCode_1.isErrorWithStatusCode(error_1) && error_1.statusCode < 500) {
                    logger("Responding with full error as statusCode is " + error_1.statusCode);
                    return [2 /*return*/, {
                            body: JSON.stringify(omit_1.omit(["stack"], serialize_error_1.serializeError(error_1))),
                            headers: {
                                "Content-Type": "application/json",
                            },
                            statusCode: error_1.statusCode,
                        }];
                }
                logger("Responding with internal server error");
                return [2 /*return*/, {
                        body: JSON.stringify({
                            message: "Internal server error",
                            statusCode: 500,
                        }),
                        headers: {
                            "Content-Type": "application/json",
                        },
                        statusCode: 500,
                    }];
            case 3: return [2 /*return*/];
        }
    });
}); }; }; };
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