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Isomorphic, functional type-checking for Javascript
Check if an identifier is defined
A simple module that works exactly as Object.assign, but skips assigning undefined values.
util for validation that object has defined props
NodeJS bindings for fastcdc-rs
Elvis operator functionality for JavaScript.
utilizes js/ts arrays with onEmpty, defined and flatMap functions
Common types, type guards and type checkers.
Utilities for working with undefined properties
checks if foo is not defined, i.e. undefined, null, an empty string, array, object or NaN
[](https://github.com/hansogj/maybe/actions/workflows/build.yml/badge.svg)
Check if a variable in a nested object is defined and optionally also check its type. Useful for verifying API responses.
2 functions that check if argument is undefined or null
Assert that the passed arguments are defined.
ensures all required parameters are not null, or throws a useful error like 'phone is required'
LoDash Mixins from Decipher, Inc.
- lodash
- decipher
- mixins
- transmogrify
- sift
- morph
- defined
- undefined
- squirt
- empty
- flatten
- prototype
- apply
- format
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Simple utility function for checking isDefined for complex objects with long property paths
A very limited subset of object functions I use every day
A minimalistic boilerplate to wait for Custom Elements, or libraries, definition
A robust micro library for type checking. Defers to constructs' internal `[[Class]]` property rather than duck typing for excellent type detection and to avoid triggering false positives.