yaml

JavaScript parser and stringifier for YAML

$npm install yaml

Official docs outline

Extra Credit builds an outline of yaml's docs the first time your work uses it. Until then, start at the official documentation.

hasown A robust, ES3 compatible, "has own property" predicate.
webidl-conversions Implements the WebIDL algorithms for converting to and from JavaScript values
whatwg-url An implementation of the WHATWG URL Standard's URL API and parsing machinery
path-to-regexp Express style path to RegExp utility
resolve-from Resolve the path of a module like `require.resolve()` but from a given path
cookie HTTP server cookie parsing and serialization
@babel/code-frame Generate errors that contain a code frame that point to source locations.
cliui easily create complex multi-column command-line-interfaces
pretty-format Stringify any JavaScript value.
path-exists Check if a path exists
fs-extra fs-extra contains methods that aren't included in the vanilla Node.js fs package. Such as recursive mkdir, copy, and remove.
estraverse ECMAScript JS AST traversal functions