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6000 packages found
ES2019 spec-compliant String.prototype.trimStart shim.
ES2019 spec-compliant String.prototype.trimEnd shim.
A collection of essential TypeScript types
A simple utility for conditionally joining classNames together
A small utility for creating warnings and emitting them.
Higher-order functions and common patterns for asynchronous code
HTTP and HTTPS modules that follow redirects.
CLI app helper
A small utility, used by Fastify itself, for generating consistent error objects across your codebase and plugins.
Bindings for the Watchman file watching service
Lightweight and faster alternative to Ramda with included TS definitions
unist utility to visit nodes
hast utility for `querySelector`, `querySelectorAll`, and `matches`
unist utility to recursively walk over nodes, with ancestral information
micromark utility to handle character codes
Function argument validation for humans
- type
- types
- check
- checking
- guard
- guards
- assert
- assertion
- predicate
- predicates
- is
- validate
- validation
- utility
- View more
Type check values
vfile utility to create a virtual message
mdast utility to transform to hast
mdast utility to get the plain text content of a node