@senacor/azure-function-middleware
Version:
Middleware for azure functions to handle authentication, authorization, error handling and logging
47 lines (46 loc) • 2.69 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.responseBodyValidation = responseBodyValidation;
const error_1 = require("../error");
const middleware_1 = require("../middleware");
function responseBodyValidation(schemas, options) {
var _a, _b;
const shouldThrowOnValidationError = (_a = options === null || options === void 0 ? void 0 : options.shouldThrowOnValidationError) !== null && _a !== void 0 ? _a : false;
const printInputOnValidationError = (_b = options === null || options === void 0 ? void 0 : options.printInputOnValidationError) !== null && _b !== void 0 ? _b : true;
return (req, context, result) => __awaiter(this, void 0, void 0, function* () {
if ((0, middleware_1.isErrorResult)(result)) {
context.info(`Skipping response body validation because the result is faulty`);
return;
}
const httpResponse = result.$result;
const responseStatus = httpResponse.status;
if (!responseStatus || !schemas[responseStatus]) {
if (shouldThrowOnValidationError) {
throw new error_1.ApplicationError(`Response body validation error as there is no schema for status ${responseStatus}`, 500);
}
return;
}
const validationResult = schemas[responseStatus].validate(httpResponse.jsonBody, options === null || options === void 0 ? void 0 : options.joiValidationOptions);
if (validationResult.error) {
context.error('Response body did not match the given schema:', JSON.stringify(validationResult.error));
if (printInputOnValidationError) {
context.info('Invalid response body:', JSON.stringify(httpResponse.jsonBody));
}
if (shouldThrowOnValidationError) {
throw new error_1.ApplicationError('Response body validation error', 500);
}
}
else {
context.info('Response body is valid');
}
});
}