Runtime for Regenerator-compiled generator and async functions.

Is this JS value callable? Works with Functions and GeneratorFunctions, despite ES6 @@toStringTag.

Explode async and generator functions into a state machine.

generator async control flow goodness

CSSTree is a tool set to work with CSS, including fast detailed parser (string->AST), walker (AST traversal), generator (AST->string) and lexer (validation and matching) based on knowledge of spec and browser implementations

Generate JavaScript-compatible regular expressions based on a given set of Unicode symbols or code points.

Check if something is a generator function

Iterator abstraction based on ES6 specification

tar-stream is a streaming tar parser and generator and nothing else. It is streams2 and operates purely using streams which means you can easily extract/parse tarballs without ever hitting the file system.

Tiny but linear growing unique id generator

Simple, fast, powerful parser toolkit for JavaScript.

Turn callbacks, arrays, generators, generator functions, and promises into a thunk

URL and cookie safe UIDs

Determine if a function is a native generator function.

URL and cookie safe UIDs

Replace extraneous newlines with a single newline, or pass a specified number of newlines to use.

Stylish, intuitive and user-friendly prompt system. Fast and lightweight enough for small projects, powerful and extensible enough for the most advanced use cases.

Parse front-matter from a string or file. Fast, reliable and easy to use. Parses YAML front matter by default, but also has support for YAML, JSON, TOML or Coffee Front-Matter, with options to set custom delimiters. Used by metalsmith, assemble, verb and