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6000 packages found
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Standard assertion utilities.
- stdlib
- stdassert
- assertion
- assert
- expectation
- expect
- utilities
- utility
- utils
- util
- test
- check
- validate
- validation
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micromark extension to support GFM task list items
Check if a path is a file, directory, or symlink
Lint files staged by git
Returns true if the value is an object and not an array or null.
Runtime library to validate data against TypeScript interfaces
Check if your package was installed globally
Function argument validation for humans
- type
- types
- check
- checking
- guard
- guards
- assert
- assertion
- predicate
- predicates
- is
- validate
- validation
- utility
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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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Fully customizable animated bouncy checkbox for React Native
- toggle
- switch
- bouncy
- checkbox
- animated
- check
- customizable
- react-native-checkbox
- rn-checkbox
- FreakyCoder
- freakycoder
- kuray
- Kuray
- react
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Simply check if your array, object, nested stuff, string, number, etc are empty or not.
mdast extension to parse and serialize GFM task list items
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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Test if a value is a regular expression string.
- stdlib
- stdassert
- assertion
- assert
- utils
- util
- utilities
- utility
- isregexp
- regular expression
- regexp
- regex
- regular
- expression
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A little library for asserting types and values, with zero dependencies.
- type
- types
- type-check
- type-checking
- duck-typing
- arguments
- parameters
- values
- data
- contract
- assert
- check
- verify
- safe
Type checking utils.
Returns true if a value is a plain object, array or function.
A collection of functions for working with different casings.