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typical

Isomorphic, functional type-checking for Javascript

• type
• checking
• check
• value
• valid
• is
• detect
• number
• object
• plainobject
• array
• like
• defined
• string
• View more

75lb

published 7.3.0 • 10 days agopublished version 7.3.0, 10 days ago

@hansogj/maybe

[](https://github.com/hansogj/maybe/actions/workflows/build.yml/badge.svg)

• maybe
• safe
• secure code
• defined
• not null
• monad
• typescript

hansogj

published 2.2.23 • 7 months agopublished version 2.2.23, 7 months ago

@hansogj/array.utils

utilizes js/ts arrays with onEmpty, defined and flatMap functions

• defined
• properties

hansogj

published 2.3.0 • 6 months agopublished version 2.3.0, 6 months ago

gundam5

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.

• is
• type
• typeof
• type check
• string
• number
• defined
• array
• object
• boolean
• primitive
• element
• class
• duck

izzyz

published 1.1.4 • 8 months agopublished version 1.1.4, 8 months ago

get-defined

• get
• set
• go
• defined
• undefined
• maybedefined

waradu

published 6.9.0 • a month agopublished version 6.9.0, a month ago

aliasnihil

Check if an identifier is defined

• defined
• quam
• js

alannadubuque

published 1.2.1 • 8 months agopublished version 1.2.1, 8 months ago

object-assign-defined

A simple module that works exactly as Object.assign, but skips assigning undefined values.

• javascript
• object
• assign
• defined
• properties
• only
• undefined

zitro

published 1.0.2 • 7 years agopublished version 1.0.2, 7 years ago

is-defined

Check if an identifier is defined

• defined
• code
• js

bendrucker

published 1.0.0 • 9 years agopublished version 1.0.0, 9 years ago

not-defined

checks if foo is not defined, i.e. undefined, null, an empty string, array, object or NaN

• typeof
• undefined
• null
• defined

fibo

published 3.0.5 • 4 years agopublished version 3.0.5, 4 years ago

validol

util for validation that object has defined props

• validation
• object
• objects
• undefined
• not
• defined
• property
• propertys
• props

aleksei0807

published 1.2.2 • 8 years agopublished version 1.2.2, 8 years ago

first-defined

Return the first defined item in an array

• first
• defined
• undefined
• in
• array
• list
• default
• value

bconnorwhite

published 1.0.0 • 3 years agopublished version 1.0.0, 3 years ago

izzy

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.

• is
• type
• typeof
• type check
• string
• number
• defined
• array
• object
• boolean
• primitive
• element
• class
• duck

bcherny

published 1.0.1 • 10 years agopublished version 1.0.1, 10 years ago

required-pm

ensures all required parameters are not null, or throws a useful error like 'phone is required'

• required parameters
• null check
• ES6
• useful error
• defined
• not-null

johnfliu

published 1.0.18 • 3 years agopublished version 1.0.18, 3 years ago

check-defined

Simple utility function for checking isDefined for complex objects with long property paths

• check-defined
• check-undefined
• defined
• isdefined
• isundefined
• undefined
• util
• utilities
• utility

makeitdoit

published 1.0.1 • 9 years agopublished version 1.0.1, 9 years ago

@loopmode/defined

A utility function for extracting defined values from an object.

• object
• utility
• defined
• undefined
• null
• omit
• sanitize

loopmode

published 1.0.0 • 6 years agopublished version 1.0.0, 6 years ago

elv

Elvis operator functionality for JavaScript.

• elvis
• existential
• is
• defined
• coalesce
• truthy
• exists

dsfields

published 2.2.0 • 6 years agopublished version 2.2.0, 6 years ago

is-not-defined

checks if foo is not defined, i.e. undefined, null, an empty string, array, object or NaN

• typeof
• undefined
• null
• defined

iromain

published 1.0.1 • 4 years agopublished version 1.0.1, 4 years ago

require-source-filepath

Finds the absolute filepath to the original sourcecode of any defined value

• require
• source
• filepath
• node
• sourcecode
• defined
• path

alex-e-leon

published 1.0.1 • 6 years agopublished version 1.0.1, 6 years ago

@bemoje/assert-args

Assert that the passed arguments are defined.

• assert
• passed
• arguments
• defined
• assertargs
• args
• array
• argument
• undefined

bemoje

published 1.0.2 • 5 years agopublished version 1.0.2, 5 years ago

prose_is

A logic Utility. Nil is: null or undefined. Make writing node easier, prettier and less error prone. Writes and reads more like prose

• core
• defined
• easy
• nil
• not
• null
• pretty
• prose
• short
• simple
• style
• type
• undefined

seandmurray

published 2.0.6 • 5 years agopublished version 2.0.6, 5 years ago