@dvsa/appdev-api-common/validation/json-schema.js

Utils library for common API functionality

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.validateJsonSchema = validateJsonSchema;
const ajv_1 = __importDefault(require("ajv"));
const ajv_formats_1 = __importDefault(require("ajv-formats"));
const http_status_codes_1 = require("../api/http-status-codes");
const validation_error_1 = require("./validation-error");
const ajv = new ajv_1.default({ removeAdditional: true, allErrors: true });
(0, ajv_formats_1.default)(ajv);
ajv.addKeyword("tsEnumNames");
const validatorCache = new WeakMap();
function getValidator(schema) {
    let validator = validatorCache.get(schema);
    if (!validator) {
        validator = ajv.compile(schema);
        validatorCache.set(schema, validator);
    }
    return validator;
}
function validateJsonSchema(schema, data) {
    const validateFunction = getValidator(schema);
    if (!validateFunction(data)) {
        throw new validation_error_1.ValidationError(http_status_codes_1.HttpStatus.BAD_REQUEST, "Validation failed", [...(validateFunction.errors ?? [])]);
    }
}