Канал: Matt Pocock

Yes, we CAN make Object.assign type-safe...

Yes, we CAN make Object.assign type-safe...

Node 23 fixes the worst thing about JavaScript

Node 23 fixes the worst thing about JavaScript

Going weirdly deep on console.log

Going weirdly deep on console.log

5 Things They’ll NEVER Add To TypeScript

5 Things They’ll NEVER Add To TypeScript

Coding ROAD TRIP

Coding ROAD TRIP

My weirdest stream idea ever

My weirdest stream idea ever

Coding ROAD TRIP

Coding ROAD TRIP

Excess Properties in TS are SUPER weird #typescript

Excess Properties in TS are SUPER weird #typescript

This launch took 11 MONTHS of my life

This launch took 11 MONTHS of my life

SUPER nice pattern for React props #typescript #react

SUPER nice pattern for React props #typescript #react

TypeScript 5.5 is a BANGER

TypeScript 5.5 is a BANGER

My "as few deps as possible" monorepo setup

My "as few deps as possible" monorepo setup

Wide vs Narrow Types #typescript

Wide vs Narrow Types #typescript

TypeScript vs ESLint #typescript #javascript

TypeScript vs ESLint #typescript #javascript

Return Types vs Inference #typescript

Return Types vs Inference #typescript

What is graphql-codegen? #graphql #typescript

What is graphql-codegen? #graphql #typescript

What is 'const as const'? #typescript

What is 'const as const'? #typescript

What is tRPC? #typescript

What is tRPC? #typescript

Everyone's talking about gql.tada

Everyone's talking about gql.tada

What is Zod? #typescript

What is Zod? #typescript

React is going to change SO MUCH in 2024 #react

React is going to change SO MUCH in 2024 #react

Partial in TypeScript #typescript

Partial in TypeScript #typescript

Omit in TypeScript #typescript

Omit in TypeScript #typescript

Why does 'any' exist in TypeScript? #typescript

Why does 'any' exist in TypeScript? #typescript

JSX.Element vs React.ReactNode #typescript #react

JSX.Element vs React.ReactNode #typescript #react

TypeScript 5.4 Beta Is Out! #typescript

TypeScript 5.4 Beta Is Out! #typescript

I just merged my 8th PR to React! #react #typescript

I just merged my 8th PR to React! #react #typescript

8 TypeScript Tips To Expand Your Mind (and improve your code)

8 TypeScript Tips To Expand Your Mind (and improve your code)

Using 'using' for unit tests #typescript #javascript

Using 'using' for unit tests #typescript #javascript

Does TypeScript help you ship faster? #typescript

Does TypeScript help you ship faster? #typescript

Building a type-safe fetch in #typescript

Building a type-safe fetch in #typescript

TypeScript version mismatches are a PITA #typescript

TypeScript version mismatches are a PITA #typescript

Most React devs don’t understand generic components

Most React devs don’t understand generic components

JSDoc vs TypeScript #typescript

JSDoc vs TypeScript #typescript

Declaring globals isn't that hard

Declaring globals isn't that hard

Turning a string to an object?! #typescript

Turning a string to an object?! #typescript

Declaring globals really isn't that hard #typescript

Declaring globals really isn't that hard #typescript

ElementRef is so under-used #react #typescript

ElementRef is so under-used #react #typescript

Most TS devs don't understand 'satisfies'

Most TS devs don't understand 'satisfies'

New Free Total TypeScript Tutorial! #typescript

New Free Total TypeScript Tutorial! #typescript

Typing createContext in React #typescript #react

Typing createContext in React #typescript #react

string-ts is NUTS #typescript

string-ts is NUTS #typescript

Application vs Library TS #typescript

Application vs Library TS #typescript

Don't Put Your Types In .d.ts files #typescript

Don't Put Your Types In .d.ts files #typescript

Merry TypeScript Christmas! #typescript

Merry TypeScript Christmas! #typescript

Will TS or JS win our AI future? #typescript #javascript #ai

Will TS or JS win our AI future? #typescript #javascript #ai

Indexed Access Types + Unions = Carnage

Indexed Access Types + Unions = Carnage

React FC used to be crap, now it's fine

React FC used to be crap, now it's fine

React Aria Components 1.0

React Aria Components 1.0

TypeScript vs JavaScript

TypeScript vs JavaScript

The IIMT

The IIMT

How did I not know this VSCode shortcut...

How did I not know this VSCode shortcut...

Using 'as const' is never not awesome #typescript

Using 'as const' is never not awesome #typescript

Import Attributes in TS 5.3 #typescript

Import Attributes in TS 5.3 #typescript

TypeScript 5.3 is a no-brainer upgrade

TypeScript 5.3 is a no-brainer upgrade

Rethink your life choices before you do this...

Rethink your life choices before you do this...

The TSConfig Cheat Sheet

The TSConfig Cheat Sheet

'.js' files in TypeScript - why?!

'.js' files in TypeScript - why?!

as const is GOATED

as const is GOATED

Import vs Require: The Biggest JavaScript Divide

Import vs Require: The Biggest JavaScript Divide

TypeScript Performance with Aleksandra Sikora

TypeScript Performance with Aleksandra Sikora

DRY up your TS code with keyof

DRY up your TS code with keyof

TypeScript 5.3 First Look

TypeScript 5.3 First Look

TypeScript, Node, esbuild, Commander... Let's build a CLI!

TypeScript, Node, esbuild, Commander... Let's build a CLI!

String Literals are GREAT

String Literals are GREAT

Turn Unknown into ANYTHING

Turn Unknown into ANYTHING

TypeScript LOVES errors

TypeScript LOVES errors

Dynamic objects should NOT be this hard

Dynamic objects should NOT be this hard

as const: the most underrated TypeScript feature

as const: the most underrated TypeScript feature

Everyone's talking about Valibot

Everyone's talking about Valibot

Fix your useRefs with ElementRef

Fix your useRefs with ElementRef

LIVE: Build a Content Platform with Next.js App Directory, TypeScript, Tailwind and shadcn/ui

LIVE: Build a Content Platform with Next.js App Directory, TypeScript, Tailwind and shadcn/ui

The empty object is TypeScript's weirdest type

The empty object is TypeScript's weirdest type

Will this code error?

Will this code error?

Don't put your types in .d.ts files

Don't put your types in .d.ts files

Will This TypeScript Code Error?!

Will This TypeScript Code Error?!

8 Tips from the TS Wizard - using, as const, never

8 Tips from the TS Wizard - using, as const, never

var, const, let... now ‘using’?

var, const, let... now ‘using’?

Why TypeScript Migrations Fail

Why TypeScript Migrations Fail

I'm learning VUEEEEEEEE

I'm learning VUEEEEEEEE

Hunting for any's in Sentry's codebase!

Hunting for any's in Sentry's codebase!

React.ComponentProps is such a lifesaver

React.ComponentProps is such a lifesaver

Prettify for Classes

Prettify for Classes

LIVE: I've joined the AI revolution

LIVE: I've joined the AI revolution

The TS Playground has PLUGINS

The TS Playground has PLUGINS

TypeScript just unblocked React Server Components

TypeScript just unblocked React Server Components

You're typing process.env wrong

You're typing process.env wrong

Everyone's talking about ArkType

Everyone's talking about ArkType

Everyone's talking about HOTScript

Everyone's talking about HOTScript

This TS naming convention is weird

This TS naming convention is weird

Array.filter on the type level

Array.filter on the type level

Should you still be using Redux in 2023?

Should you still be using Redux in 2023?

Compound Components are SUPER intuitive

Compound Components are SUPER intuitive

Understanding React's types

Understanding React's types

Dan Abramov asked me to help fix React

Dan Abramov asked me to help fix React

Codegen: The good, the bad and the ugly

Codegen: The good, the bad and the ugly

Learn tRPC in 5 minutes

Learn tRPC in 5 minutes

Total TypeScript Tour and AMA!

Total TypeScript Tour and AMA!

They nearly gave JavaScript types

They nearly gave JavaScript types

Solving the 'any' problem is harder than you think

Solving the 'any' problem is harder than you think

Testing in TypeScript SUCKS - let's make it better

Testing in TypeScript SUCKS - let's make it better

ENDING EVERY TYPESCRIPT DEBATE in 90 minutes

ENDING EVERY TYPESCRIPT DEBATE in 90 minutes

The NPM Library Speedrun - 90 minutes to build, CI, and publish

The NPM Library Speedrun - 90 minutes to build, CI, and publish

Does ts-reset fix TypeScript?

Does ts-reset fix TypeScript?

Should you use return types?

Should you use return types?

TypeScript 5.0 BETA IS HERE

TypeScript 5.0 BETA IS HERE

When you accidentally interview a TypeScript Wizard

When you accidentally interview a TypeScript Wizard

Zod + Generics is HEAVEN

Zod + Generics is HEAVEN

Automate your life with TypeScript

Automate your life with TypeScript

TypeScript's Utility Types... Blazing fast

TypeScript's Utility Types... Blazing fast

Blazing Fast Tips: React & TypeScript

Blazing Fast Tips: React & TypeScript

Blazing Fast Tips: Publishing to NPM

Blazing Fast Tips: Publishing to NPM

My favourite VSCode extension has 3k downloads

My favourite VSCode extension has 3k downloads

Generics: The most intimidating TypeScript feature

Generics: The most intimidating TypeScript feature

The most common TypeScript error

The most common TypeScript error

TypeScript Utility Types: Omit and Pick

TypeScript Utility Types: Omit and Pick

I quit Vercel to make content

I quit Vercel to make content

Infer is easier than you think

Infer is easier than you think

Enums considered harmful

Enums considered harmful

Const type parameters are so powerful

Const type parameters are so powerful

TypeScript Speedrun: Crash Course for Beginners

TypeScript Speedrun: Crash Course for Beginners

The best TypeScript library just got better

The best TypeScript library just got better

Vercel wants you to fetch data like this

Vercel wants you to fetch data like this

WASM is not ready

WASM is not ready

Vercel's OG image service is incredible

Vercel's OG image service is incredible

TypeScript: Should you use Types or Interfaces?

TypeScript: Should you use Types or Interfaces?

Records & Tuples are COMING to JavaScript

Records & Tuples are COMING to JavaScript

This Unknown Bit Of TS Syntax Is Everywhere

This Unknown Bit Of TS Syntax Is Everywhere

Stop using defaultProps (React 18.3 preview)

Stop using defaultProps (React 18.3 preview)

TypeScript 4.9 deep dive

TypeScript 4.9 deep dive

TypeScript 5.0 is coming...

TypeScript 5.0 is coming...

Why YOU should migrate to TypeScript

Why YOU should migrate to TypeScript

How is this a thing?! - Type Challenges #5

How is this a thing?! - Type Challenges #5

Our first look at INFER - Type Challenges #4

Our first look at INFER - Type Challenges #4

Transforming a TUPLE to an OBJECT - Type Challenges #3

Transforming a TUPLE to an OBJECT - Type Challenges #3

Is "+readonly" really legal?! - Type Challenges #2

Is "+readonly" really legal?! - Type Challenges #2

KEYOF and EXTENDS right off the bat?! - Type Challenges #1

KEYOF and EXTENDS right off the bat?! - Type Challenges #1

OVERLOADS vs GENERICS: which is better? - Advanced TypeScript

OVERLOADS vs GENERICS: which is better? - Advanced TypeScript

Fix ANNOYING OBJECT KEYS with infer and template literals

Fix ANNOYING OBJECT KEYS with infer and template literals

The SECRET POWER of indexed access types - Advanced TypeScript

The SECRET POWER of indexed access types - Advanced TypeScript

The one problem only GENERICS can solve

The one problem only GENERICS can solve

This saved me HOURS of refactoring time

This saved me HOURS of refactoring time

Literal types are SO USEFUL in TS - Advanced TypeScript

Literal types are SO USEFUL in TS - Advanced TypeScript

Preconstruct is AMAZING for bundling TS libraries - Advanced TypeScript

Preconstruct is AMAZING for bundling TS libraries - Advanced TypeScript

DRY up your generic signatures with DEFAULT GENERICS - Advanced TypeScript

DRY up your generic signatures with DEFAULT GENERICS - Advanced TypeScript

Master ASSERTION FUNCTIONS in TypeScript - Advanced TypeScript

Master ASSERTION FUNCTIONS in TypeScript - Advanced TypeScript

Turn MODULES INTO TYPES with typeof import - Advanced TypeScript

Turn MODULES INTO TYPES with typeof import - Advanced TypeScript

DEEP PARTIAL in TypeScript - Advanced TypeScript

DEEP PARTIAL in TypeScript - Advanced TypeScript

CUSTOM ERRORS in TypeScript? - Advanced TypeScript

CUSTOM ERRORS in TypeScript? - Advanced TypeScript

Master Generic Slots in TypeScript - Advanced TypeScript

Master Generic Slots in TypeScript - Advanced TypeScript

React Components with GENERICS? - Advanced TypeScript

React Components with GENERICS? - Advanced TypeScript

Improving OBJECT.KEYS in TypeScript - Advanced TypeScript

Improving OBJECT.KEYS in TypeScript - Advanced TypeScript

Extracting React Props using CONDITIONAL TYPES - Advanced TypeScript

Extracting React Props using CONDITIONAL TYPES - Advanced TypeScript

Using EXTENDS to constrain generics - Advanced TypeScript

Using EXTENDS to constrain generics - Advanced TypeScript

Master FUNCTION OVERLOADS with 'compose' - Advanced TypeScript

Master FUNCTION OVERLOADS with 'compose' - Advanced TypeScript

Decode search params with TYPESCRIPT ONLY - Advanced TypeScript

Decode search params with TYPESCRIPT ONLY - Advanced TypeScript

Using DECLARE GLOBAL for amazing inference - Advanced TypeScript

Using DECLARE GLOBAL for amazing inference - Advanced TypeScript

WHEN should I use a Generic? - Advanced TypeScript

WHEN should I use a Generic? - Advanced TypeScript

"noUncheckedIndexedAccess" - the BEST config option you've never heard of

"noUncheckedIndexedAccess" - the BEST config option you've never heard of

REMOVE a member of a Union Type - Advanced TypeScript

REMOVE a member of a Union Type - Advanced TypeScript

Dynamic function arguments with GENERICS - Advanced TypeScript

Dynamic function arguments with GENERICS - Advanced TypeScript

Advanced TypeScript with Matt (LIVE)

Advanced TypeScript with Matt (LIVE)

Integrating Form Libraries (in React/Vue/Svelte) with XState

Integrating Form Libraries (in React/Vue/Svelte) with XState

Modelling Statecharts: A step-by-step guide

Modelling Statecharts: A step-by-step guide

XState Docs Speedrun - 2022

XState Docs Speedrun - 2022

Checking out a new DSL for XState - Lucy!

Checking out a new DSL for XState - Lucy!

Designing State Machines #3 - Video Call

Designing State Machines #3 - Video Call

Designing State Machines #2 - Authentication

Designing State Machines #2 - Authentication

Designing State Machines #1 - Fetch Logic

Designing State Machines #1 - Fetch Logic

XState - Global state in React

XState - Global state in React

XState Brain Teaser 2 - Async Validation

XState Brain Teaser 2 - Async Validation

Build an Express App with Sextant #1 - Getting Started

Build an Express App with Sextant #1 - Getting Started