@tanstack/router: test zod validator

createServerFn.ts

import { createServerFn } from '@tanstack/start'
import { z } from 'zod'

export const withUseServer = createServerFn('GET', async function () {
  console.log('Fetching posts...')
  await new Promise((r) => setTimeout(r, 500))
  return axios
    .get<Array<PostType>>('https://jsonplaceholder.typicode.com/posts')
    .then((r) => r.data.slice(0, 10))
})

export const withoutUseServer = createServerFn('GET', async () => {
  console.log('Fetching posts...')
  await new Promise((r) => setTimeout(r, 500))
  return axios
    .get<Array<PostType>>('https://jsonplaceholder.typicode.com/posts')
    .then((r) => r.data.slice(0, 10))
})

export const withVariable = createServerFn('GET', abstractedFunction)

async function abstractedFunction() {
  console.log('Fetching posts...')
  await new Promise((r) => setTimeout(r, 500))
  return axios
    .get<Array<PostType>>('https://jsonplaceholder.typicode.com/posts')
    .then((r) => r.data.slice(0, 10))
}

async function zodValidator<TSchema extends z.ZodSchema, TResult>(
  schema: TSchema,
  fn: (input: z.output<TSchema>) => TResult,
) {
  return async (input: unknown) => {
    return fn(schema.parse(input))
  }
}

export const zodvalidatedServerFn = createServerFn(
  'GET',
  zodValidator(z.number(), (input) => {
    return { 'you gave': input }
  }),
)

snapshots.createServerFn.ts

// "use server" doesn't get prepended for zodvalidatedServerFn or withVariable

import { createServerFn } from '@tanstack/start';
import { z } from 'zod';
export const withUseServer = createServerFn('GET', async function () {
  "use server";

  console.log('Fetching posts...');
  await new Promise(r => setTimeout(r, 500));
  return axios.get<Array<PostType>>('https://jsonplaceholder.typicode.com/posts').then(r => r.data.slice(0, 10));
});
export const withoutUseServer = createServerFn('GET', async () => {
  "use server";

  console.log('Fetching posts...');
  await new Promise(r => setTimeout(r, 500));
  return axios.get<Array<PostType>>('https://jsonplaceholder.typicode.com/posts').then(r => r.data.slice(0, 10));
});
export const withVariable = createServerFn('GET', abstractedFunction);
async function abstractedFunction() {
  console.log('Fetching posts...');
  await new Promise(r => setTimeout(r, 500));
  return axios.get<Array<PostType>>('https://jsonplaceholder.typicode.com/posts').then(r => r.data.slice(0, 10));
}
async function zodValidator<TSchema extends z.ZodSchema, TResult>(schema: TSchema, fn: (input: z.output<TSchema>) => TResult) {
  return async (input: unknown) => {
    return fn(schema.parse(input));
  };
}
export const zodvalidatedServerFn = createServerFn('GET', zodValidator(z.number(), input => {
  return {
    'you gave': input
  };
}));