The semantic version parser used by npm.

Syntax highlight JavaScript strings for output in terminals.

Compile ES2015 computed properties to ES5

Utilities for working with TypeScript + ESLint together

emotion's memoize utility

Find and parse the tsconfig.json file from a directory path

This package is part of the [React Native CLI](../../README.md). It contains commands for diagnosing and fixing common Node.js, iOS, Android & React Native issues.

Is this value a JS Map? This module works cross-realm/iframe, and despite ES6 @toStringTag.

Babel preset for React Native applications

Promisify a callback-based function

Compile ES2015 Unicode regex to ES5

Check if a value is a plain object

Is this value a JS WeakMap? This module works cross-realm/iframe, and despite ES6 @toStringTag.

Run a child as if it's the foreground process. Give it stdio. Exit when it exits.

Bytes go in, but they don't come out (when muted).

Determine if the JS environment has BigInt support.

Determine if the JS environment has Symbol support. Supports spec, or shams.

Implements the WebIDL algorithms for converting to and from JavaScript values

The lodash method `_.isNil` exported as a module.

Find a file or directory by walking up parent directories

Trace the original position through a source map

Very powerful CLI arguments parser. Native port of argparse - python's options parsing library

TypeScript definitions for parse-json

Wraps classes defined in computed keys of other classes affected by https://bugzilla.mozilla.org/show_bug.cgi?id=1887677