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850 packages found
Test if a value is an array.
Test if a value is a Float32Array.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- float32array
- float32
- float
- typed
- typed array
- typed-array
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Check if an environment is big endian.
Test if a value is a Buffer object.
TypeScript predicates library
Test if a value is a number having a positive integer value.
Test if a value is a Float64Array.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- float64array
- float64
- double
- ieee754
- typed
- typed array
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Test if a value is object-like.
A powerful Node.js error-handling-framework with custom error types for easy debugging, enhanced error management, strong zod-support and useful quality-of-life-functionality for asserting and validating values.
- error-handling
- nodejs
- custom-errors
- error-management
- debugging
- error-framework
- error-alchemy
- error-transmutation
- zod
- asserting
- validation
- validating
- assertion
- typescript
Test if a value is a number having a nonnegative integer value.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- number
- numeric
- integer
- int
- nonnegative
- is
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This module extends the [Unexpected](https://github.com/unexpectedjs/unexpected) assertion library with integration for the [Sinonjs](http://sinonjs.org/) mocking library.
Test if a value is a Uint16Array.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- uint16array
- uint16
- unsigned
- integer
- int
- uint
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Small footprint library that helps with typescript assertions.
Node.js test runner that lets you develop with confidence.
Test if a value is a number having an integer value.
Test if a value is an object.
node.js streams plugin for the Unexpected assertion library
Assertion toolkit for Puppeteer.
Test if a value is an Error object.
Test if a value is a collection.
- stdlib
- stdassert
- assertion
- assert
- utilities
- utility
- utils
- util
- array
- typed array
- collection
- float64array
- float32array
- int32array
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