Runtime type assertions
## Getting Started
What is the type of this builtin JS value?
Synchronous validation of a path existing either as a file or as a directory.
Type check values
Extra assertions on top of node's assert module
Helper function for exhaustive checks of discriminated unions in TypeScript
Parses, serializes, and manipulates MIME types, according to the WHATWG MIME Sniffing Standard
ECMAScript spec abstract operations.
Power Assert output formatter
minimalistic-assert ===
TypeScript definitions for http-assert
The assert module from Node.js, for the browser.
correct invalid SPDX expressions
assert with status codes
typesafe assertion library for TypeScript 3.7+
Featherweight assert module
A robust, ES3 compatible, "has own property" predicate.
Give me a string and I'll tell you if it's a valid npm package license string
format power-assert context
Is this value a JS ArrayBuffer?
Is this value a JS SharedArrayBuffer?
`Object.getOwnPropertyDescriptor`, but accounts for IE's broken implementation.
Is this specifier a node.js core module?
Macro to assert types across potentially different crate versions are compatible
Statically assert that a type matches another type
A method for very basic nested type assertions
Simple assert_type method in order to ensure that given parameters are of the right type.
Automatic Type Assertions.
Optional Type Assertions for Ruby methods.
Type assertion library for method arguments
Optional Type Assertions for Ruby methods.
Antidote is a small, highly experimental library that performs runtime type assertions in Ruby
Rspec matchers for strucural type assertion. Compare values of array to have all expeted_type, hash's key and value are expeted type
Decorator style assertions and type check library for Contract programming.
Configurations provides a unified approach to do configurations with the flexibility to do everything from arbitrary configurations to type asserted configurations for your gem or any other ruby code.
Assay defines assertions in the same way that Ruby defines exceptions. Each type of asserition, called an assay, is then a child of the base Assertion class, which itself is a subclass of the Exception class.
Provides test assertions for the validity of various content types (i.e. HTML, XML CSS, etc).
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