Colin McDonnell colinhacks

## cyclical_data.md

      
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                colinhacks
                / cyclical_data.md
            
            
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              April 30, 2024 21:42
            
          
Adapted from this recommendation by @jandockx

Cyclical objects

Despite supporting recursive schemas, passing cyclical data into Zod will cause an infinite loop in some cases.
You can protect against cyclical objects starting an infinite loop (at a performance cost) with the following approach
(using the above jsonSchema as an example):


## script.sh
gh repo clone https://github.com/t3-oss/t3-env t3env
cd t3env
git checkout @t3-oss/env-nextjs@0.9.2
pnpm i
pnpm update zod --latest --recursive
pnpm run build

## datetimeBenchmark.ts
import Benchmark from "benchmark";

const datetimeValidationSuite = new Benchmark.Suite("datetime");

const DATA = "2020-01-01";
const MONTHS_31 = new Set([1, 3, 5, 7, 8, 10, 12]);
const MONTHS_30 = new Set([4, 6, 9, 11]);

const simpleDatetimeRegex = /^(\d{4})-(\d{2})-(\d{2})$/;
const datetimeRegexNoLeapYearValidation =

## index.tsx
import { renderToString } from "react-dom/server";

const router = new Bun.FileSystemRouter({
  style: "nextjs",
  dir: "./pages",
});

Bun.serve({
  port: 3000,
  development: true,

## package.json
{
  "name": "sayhi",
  "module": "index.ts",
  "type": "module",
  "dependencies": {
    "cowsay": "^1.5.0"
  },
  "scripts": {
    "hi": "echo 'hi'"
  }

## bench.sh
# requires hyperfine and Bun v0.7 or later
# https://github.com/sharkdp/hyperfine

git clone git@github.com:colinhacks/zod.git
cd zod
bun install
hyperfine --warmup 3 --runs 10 \
  "bun test src" \
  "npx vitest --config configs/vitest.config.ts" \
  "npx jest -c configs/babel-jest.config.json" \

## index.html
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <title>user/repo</title>
    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" />
    <meta
      name="description"
      content="This is a description of user/repo"
    />

## log_json_shortcuts.json
// keybindings.json
// Command Pallette > Open Keyboard Shortcuts (JSON)
[

  {
    "key": "cmd+shift+l",
    "command": "editor.action.insertSnippet",
    "when": "editorTextFocus",
    "args": {
      "snippet": "console.log(${TM_SELECTED_TEXT}$1)$0;"

## ultimate_eslint.md

      
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                colinhacks
                / ultimate_eslint.md
            
            
              Last active
              April 23, 2021 03:12
            
              
                Ultimate ESLint + Prettier setup
              
          
    The Ultimate ESLint and Prettier setup

Featuring:

TypeScript support
Prettier auto-formatting
auto-removal of unused imports
auto-sorting of all imports
auto-consolidation of imports

Install deps


## namedGenericParameters.ts
type Generics = Partial<{
  asdf:string;
  qwer : number;
}>

type Defaults = Required<{
  asdf: 'default';
  qwer: 1234;
}>;
	gh repo clone https://github.com/t3-oss/t3-env t3env
	cd t3env
	git checkout @t3-oss/env-nextjs@0.9.2
	pnpm i
	pnpm update zod --latest --recursive
	pnpm run build
	import Benchmark from "benchmark";

	const datetimeValidationSuite = new Benchmark.Suite("datetime");

	const DATA = "2020-01-01";
	const MONTHS_31 = new Set([1, 3, 5, 7, 8, 10, 12]);
	const MONTHS_30 = new Set([4, 6, 9, 11]);

	const simpleDatetimeRegex = /^(\d{4})-(\d{2})-(\d{2})$/;
	const datetimeRegexNoLeapYearValidation =
	import { renderToString } from "react-dom/server";

	const router = new Bun.FileSystemRouter({
	style: "nextjs",
	dir: "./pages",
	});

	Bun.serve({
	port: 3000,
	development: true,
	{
	"name": "sayhi",
	"module": "index.ts",
	"type": "module",
	"dependencies": {
	"cowsay": "^1.5.0"
	},
	"scripts": {
	"hi": "echo 'hi'"
	}
	# requires hyperfine and Bun v0.7 or later
	# https://github.com/sharkdp/hyperfine

	git clone git@github.com:colinhacks/zod.git
	cd zod
	bun install
	hyperfine --warmup 3 --runs 10 \
	"bun test src" \
	"npx vitest --config configs/vitest.config.ts" \
	"npx jest -c configs/babel-jest.config.json" \
	<!DOCTYPE html>
	<html lang="en">
	<head>
	<meta charset="UTF-8" />
	<title>user/repo</title>
	<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" />
	<meta
	name="description"
	content="This is a description of user/repo"
	/>
	// keybindings.json
	// Command Pallette > Open Keyboard Shortcuts (JSON)
	[

	{
	"key": "cmd+shift+l",
	"command": "editor.action.insertSnippet",
	"when": "editorTextFocus",
	"args": {
	"snippet": "console.log(${TM_SELECTED_TEXT}$1)$0;"
	type Generics = Partial<{
	asdf:string;
	qwer : number;
	}>

	type Defaults = Required<{
	asdf: 'default';
	qwer: 1234;
	}>;