It is an npm package to validate if the value is null, empty or undefined
Copy a descriptor from object A to object B
string-argv parses a string into an argument array to mimic process.argv. This is useful when testing Command Line Utilities that you want to pass arguments to.
Returns true if a value has the characteristics of a valid JavaScript data descriptor.
Detect if a string is a data URL
Given some data, jsesc returns the shortest possible stringified & ASCII-safe representation of that data.
Check if a string is a valid JavaScript identifier
Return true if a value is a valid glob pattern or patterns.
A function to check whether a prop is valid for HTML and SVG elements
JSON.parse with bigints support
TypeScript definitions for valid-url
Check if a buffer contains valid UTF-8
Match human-quality input to potential matches by edit distance.
Returns true if a value has the characteristics of a valid JavaScript descriptor. Works for data descriptors and accessor descriptors.
Brand checking of React Elements.
JSON for Humans
Parses set-cookie headers into objects
A JavaScript module for handling cookies
Returns true if a value is a valid instance of Base.
Give me a string and I'll tell you if it's a valid npm package name
A tidy ISO 8601 date formatter and parser
A library for validating credit card fields
JWA implementation (supports all JWS algorithms)
Shape utilities for Material Components for the web
Validates values.
validates specific russian values
Generates modules that provide conventional value semantics for a given set of attributes. The behaviour is similar to an immutable `Struct` class, plus extensible, lightweight validation and coercion.
Validate specific value for Rails
Validate values from outside.
Simple value object gem with straighforward type validation
A custom validator for stateful attributes of ActiveRecord objects.
Validate values of Ruby objects.
A custom validator for stateful attribute transitions.
Dirtiness Validator validates attributes against their previous values.
Rake task to check validity of column types and values.
Validates that a value is either an alfa-2 code, alfa-3 code, French name or English name