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Call the method once but better.
Ensure a function is only called once
Read a project manifest (called package.json in most cases)
Write a project manifest (called package.json in most cases)
A write stream constructor that supports a flush function that is called before finish is emitted
An NSubstitute port to TypeScript called substitute.js.
Mark methods as deprecated and warn the user when they're called
Mark methods as deprecated and warn the user when they're called
`jest-docblock` is a package that can extract and parse a specially-formatted comment called a "docblock" at the top of a file.
Assert that your callback got called
📞 Get the location from where you're called from.
Throws errors when performance sensitive DOM APIs are called out of 'phase'
Mark methods as deprecated and warn the user when they're called
Create a lazy promise that defers execution until it's awaited or when `.then()`, `.catch()`, or `.finally()` is called
A small utility for simplified creation of callback functions that publishes the argument to an observable stream when called.
Convert classes into factory functions so they can be called with or without new.
Zip and unzip, also called matrix transpose
To download and run codemods, we provide a CLI tool called @hypermod/cli.
Warns a user when the react hook useEffect is called with no dependency array
Set a callback to be called by a promise