exstack/dist/zod.mjs

A utility library designed to simplify and enhance express.js applications.

import { a as HttpError } from "./errors-CuuCGJ3N.mjs";
import { flattenError, prettifyError } from "zod";
//#region src/zod.ts
var Validator = class {
	#middleware = (target, schema) => (req, _, next) => {
		try {
			if (target === "all") {
				const schemas = schema;
				for (const key of Object.keys(schemas)) {
					const zodSchema = schemas[key];
					if (!zodSchema) continue;
					const result = zodSchema.safeParse(req[key] || {});
					if (!result.success) throw new HttpError(400, {
						code: "VALIDATION_ERROR",
						meta: flattenError(result.error),
						cause: prettifyError(result.error),
						message: `Invalid data in req.${key}`
					});
					req._valid ??= {};
					req._valid[key] = result.data;
				}
			} else {
				const result = schema.safeParse(req[target] || {});
				if (!result.success) throw new HttpError(400, {
					code: "VALIDATION_ERROR",
					meta: flattenError(result.error),
					cause: prettifyError(result.error),
					message: `Invalid data in req.${target}`
				});
				req._valid ??= {};
				req._valid[target] = result.data;
			}
			req.valid = (t) => req._valid?.[t];
			next();
		} catch (error) {
			next(error);
		}
	};
	all = (schema) => this.#middleware("all", schema);
	body = (schema) => this.#middleware("body", schema);
	query = (schema) => this.#middleware("query", schema);
	params = (schema) => this.#middleware("params", schema);
};
const validator = new Validator();
//#endregion
export { validator };