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84 packages found
A simple TypeScript library providing type guards for the primitive types in JavaScript.
- type
- types
- type-check
- type-checks
- type-checking
- predicate
- predicates
- type-predicate
- type-predicates
- type-assert
- type-asserting
- type-assertion
- type-assertions
- type-guard
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A set of types, type checks, and type guards for simpler, safer, and easier to read code.
A standard set of errors and methods for simpler, safer, and easier to read code.
Checks TypeScript types match expected values
A set of types, type checks, and type guards for simpler, safer, and easier to read code.
Checks if the given value is a window object.
A set of types, type checks, and type guards for simpler, safer, and easier to read code.
Checks if variable has specific type. It can be used for primitives but its power lies in complex types like interfaces and in optional logic.
Checks if the given value is null or undefined
A collection of JavaScript type checks.
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
Checks if the given value is a native function.
<div align="center"> <h1>Is this an invitation to a Discord server? ➕</h1> <p> This module checks whether a string is a Discord server invitation. If it is, it fetches information from the API to find out more about the server.
- warning
- stateless
- zero
- fast-deep-clone
- espree
- reducer
- spinner
- dom-testing-library
- parser
- shrinkwrap
- test
- query
- weakset
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Checks for URLs during typing and pasting and automatically converts them to links.
Checks if a given function is deprecated.
The ts-is-number a utility npm package that checks if a given input is a valid finite number or a string that can be converted to a valid finite number.
Type safe variable checks