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172 packages found
Type check values
Function argument validation for humans
- type
- types
- check
- checking
- guard
- guards
- assert
- assertion
- predicate
- predicates
- is
- validate
- validation
- utility
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Blazing fast input validation and transformation ⚡
- @sapphire/shapeshift
- shapeshift
- bot
- typescript
- ts
- yarn
- sapphire
- schema
- validation
- type-checking
- checking
- input-validation
- runtime-validation
- ow
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allows easy type enforcement for all JS types objects and classes. it is also extensible and provides simple to use type checks for your own custom classes and types
func allows you to declare functions with strict type-checked arguments that are validated at runtime using zod
Type checking utils.
- entries
- exit
- real-time
- throat
- style
- querystring
- streams2
- descriptor
- coercible
- url
- terminal
- check
- function
- promises
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Plain JavaScript objects with runtime type guarantees
Runtime type system for TypeScript
Your go-to JavaScript package for hassle-free form validation. Simplify error-checking, enhance user experience, and make your forms shine effortlessly.
Validate an email address according to RFCs 5321, 5322, and others
A powerful TypeScript library for runtime type checking and validation using decorators
A lean, zero dependency library to provide a useful base for your project. Checksums, cryptography, codecs, date-times, error-checking-codes, logging, pseudorandom number generation. The tools you need for any project. Secure build pipeline, provenance
- gdpr
- await
- call
- descriptors
- postcss
- Symbol.toStringTag
- call-bind
- serialization
- fast-copy
- callback
- width
- argument
- xss
- flatten
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A lean, zero dependency library to provide a useful base for your project. Checksums, cryptography, codecs, date-times, error-checking-codes, logging, pseudorandom number generation. The tools you need for any project. Secure build pipeline, provenance
- agent
- own
- link
- WeakMap
- readable
- util
- asserts
- BigUint64Array
- TypeBox
- cloudsearch
- hasOwn
- concatMap
- form
- glacier
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Build functions in standardized containers.
A lean, zero dependency library to provide a useful base for your project. Checksums, cryptography, codecs, date-times, error-checking-codes, logging, pseudorandom number generation. The tools you need for any project. Secure build pipeline, provenance
- kinesis
- key
- getPrototypeOf
- optimizer
- tools
- lazy
- styles
- TypeBox
- eventDispatcher
- create
- input
- find-up
- dir
- rfc4122
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A lean, zero dependency library to provide a useful base for your project. Checksums, cryptography, codecs, date-times, error-checking-codes, logging, pseudorandom number generation. The tools you need for any project. Secure build pipeline, provenance
- higher-order
- findLastIndex
- persistent
- type
- dependency manager
- tostringtag
- deterministic
- invariant
- reduce
- variables in css
- superstruct
- ECMAScript 2016
- ES2015
- xhr
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A lean, zero dependency library to provide a useful base for your project. Checksums, cryptography, codecs, date-times, error-checking-codes, logging, pseudorandom number generation. The tools you need for any project. Secure build pipeline, provenance
- loading
- read
- password
- fast-deep-copy
- regex
- debugger
- .env
- get
- findLast
- time
- flux
- fixed-width
- jsx
- protocol-buffers
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Check if a string is a valid filename.
- check
- deno
- deno-edition
- deno-entry
- denoland
- es2022
- export-default
- file
- file format
- file name
- file naming
- file validation
- filename
- filename checking
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Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)
- array
- assert
- assertion
- async
- async function
- async-function
- asyncFunction
- bool
- boolean
- browser
- check
- check-type
- checking
- class
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A simple, convenient way to represent domain objects, leverage domain knowledge, and add runtime validation in your code base.