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77 packages found
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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Node module for type checking
a simple opinionated node.js CLI utility to setup a new node.js library project including typescript, vitest, prettier and basic github action for checking each commit to `main`.
Function argument validation for humans
- type
- types
- check
- checking
- guard
- guards
- assert
- assertion
- predicate
- predicates
- is
- validate
- validation
- utility
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Minimal JavaScript type checking library
SlimIO is (JavaScript Primitives & Objects type checker)
A set of useful utility functions for JavaScript run-time type checking and inspection.
Precise type-checker for JavaScript
Type check values. This is a fork of sindresorhus/is, but with CommonJS support.
A tiny error-throwing module for checking types.
Check native type of value and throw AssertionError if not okey. Clean stack traces. Simplicity. Built on [is-kindof][].
- assert
- assertion
- check
- checking
- checktype
- clean
- cleanstack
- err
- error
- kind
- kindof
- kinds
- simple
- simplicity
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JavaScript library for check types
List of all javascript types. Used and useful for checking, validation, sanitizing and testing. Like isStream, isPromise, isWeakset and etc.
- bool
- boolean
- buffer
- check
- checking
- error
- is
- is-boolean
- is-buffer
- is-error
- is-promise
- is-stream
- json
- kind
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Function argument validation for humans
- type
- types
- check
- checking
- guard
- guards
- assert
- assertion
- predicate
- predicates
- is
- validate
- validation
- utility
- View more
Extended JavaScript Type Validator
Get the type of a variable or one unevaluated operand
👺 weak but accurate type checking that returns a string representation of input's type
- type
- types
- coerce
- coercion
- checker
- check
- flow
- typing
- typeof
- typeov
- detection
- ispromise
- isnumber
- isinfinity
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Simple, Lightweight type checking of multiple arguments
A zero dependency Typescript type checking library that coerces unknown values.
Use abbreviations for checking type of given value. Like `kindof(val, 'soa')` to check that value is string, object or array.