192 packages found

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ECMAScript “ToPrimitive” algorithm. Provides ES5 and ES2015 versions.

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published 1.2.1a month ago
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Returns true if a value exists, false if empty. Works with deeply nested values using object paths.

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published 2.0.22 years ago
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Returns true if any values exist, false if empty. Works for booleans, functions, numbers, strings, nulls, objects and arrays.

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published 2.0.12 years ago
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Delete nested key-value pairs on an object with a provided key, or remove undefined, null, empty strings, empty arrays, and empty nested objects from an object.

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published 1.2.16 months ago
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Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)

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published 6.3.06 days ago
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Common error classes and utility functions

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published 1.0.52 years ago
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Simple function that return the first non null or undefined argument

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published 1.0.05 years ago
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This little utility helps in finding null, undefined etc values from objects and arrays.

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published 3.2.02 months ago
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Monadic library to help with Typescripts --strictNullChecks

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published 2.0.116 months ago
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A stateless implementation of the maybe monad

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published 2.2.310 days ago
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nil (null or undefined) type

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published 1.1.03 months ago
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Checks if the given value is a window object.

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published 1.0.24 years ago
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Politely tells stdout and stderr to shut the heck up for a moment.

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published 2.0.64 years ago
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Implementation of Postgres SQL's coalesce function: return the first argument that is not null

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published 1.0.32 months ago
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Ensure a path doesn't contain null bytes

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published 2.0.04 years ago
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empty js function like empty() in php

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published 1.0.29 months ago
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A nullsafe traversal

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published 2.0.29 months ago
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Description

[![npm version](https://badge.fury.io/js/angular.validators.svg)](http://badge.fury.io/js/angular.validators) [![Bower version](https://badge.fury.io/bo/angular.validators.svg)](http://badge.fury.io/bo/angular.validators) [![Build Status](https://travis-c

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published 4.4.3a year ago
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A utility function for extracting defined values from an object.

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published 1.0.0a year ago
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Lie detection for JavaScript data structures

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published 1.0.62 years ago