query-params

import { z } from "zod";

const coerceNumber = z.preprocess((v) => {
  if (v === "" || v === undefined) return undefined;
  if (typeof v !== "string") return v;
  const n = Number(v);

API input coercion for query params (Zod preprocess)

typescript validation api

by codesnips 3 tabs

python

from enum import Enum
from typing import Optional

from fastapi import Query
from pydantic import BaseModel, Field, field_validator

Validate and Normalize Query Filters With a Pydantic Dependency in FastAPI

fastapi pydantic validation

by codesnips 3 tabs