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271 packages found
remove null/undefined values from objects
Better handle empty value issues in javascript objects.
Check if `this` is truthy.
Disallow undefined property access in JavaScript
Boilerplate-free Enzyme testing
Simple utility function for checking isDefined for complex objects with long property paths
Small library to dynamically create and evaluate expression with multiple parameters (even undefined)
Monadic library to help with Typescripts --strictNullChecks
A stateless implementation of the maybe monad
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
- View more
Simple set of functions to check variables. Includes check of undefined / defined / defined and not null / defined and not empty / is number / is function is object
- check
- tool
- undefined
- is defined
- isnotnull
- is not null
- is not empty
- is object
- is function
- is number
- check number
- check object
Check for a valid Number value.
JSON stringify/parser managing 'undefined, Date and Buffer.
- json
- serialize
- serializer
- deserialize
- deserializer
- reviver
- replacer
- parse
- parser
- node
- stringify
- Buffer
- Date
- undefined
A webpack loader which disallows importing nonexistent members from a module
Transform an Object that was transformed to return only the original properties recursively picked if they are not undefined.
Validate the type of object's properties.
Clean objects recursively, deleting undefined & null or falsy properties
A safe way to access values in deeply nested objects.
A utility to determine if a value is undefined
exists and allExist functions. plain and simple