Utility types for making assertions about TypeScript types
MIT License
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🔩 The missing TypeScript utils
Tiny assertion lib with typescript plugin to remove all assertations on production
Utility functions for working with TypeScript's API. Successor to the wonderful tsutils. 🛠️️
Inside-out promise; lets you call resolve and reject from outside the Promise constructor function.
ESLint plugin with ^? Twoslash, $ExpectError, and $ExpectType type assertions. 🧩
Epeli's Javascript / Typescript utilities
Photoshop extendscript typescript types.
Converts an iterable, iterable of Promises, or async iterable into a Promise of an Array.
More utils for use with tsutils
Formats errors as nice strings with colors
Simple, lightweight at-runtime type checking functions, with full TypeScript support
utils for parsing error stacks, apply source maps to errors, etc
Formats ASTs as nice readable strings, with colors
Functions for testing the types of JavaScript values, cross-realm. Has testers for all standard b...
Test your types using just the TypeScript compiler and no external tools.