240 packages found

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

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published 1.2.1a year 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 2.0.23 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 2.0.13 years ago
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Common error classes and utility functions

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published 1.2.07 months ago
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This little utility helps in finding null, undefined etc values from objects and arrays.

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published 5.12.018 days ago
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'cljs-merge' recursively merges two jsons into a unified one.

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published 1.1.15 months ago
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TypeScript maybe monad for reaching child fields inside complicated objects.

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published 1.2.25 months ago
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Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)

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published 7.17.04 months ago
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Simple function that return the first non null or undefined argument

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published 1.0.06 years ago
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A logic Utility. Nil is: null or undefined. Make writing node easier, prettier and less error prone. Writes and reads more like prose

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published 2.0.610 months ago
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When you need validate the variable data type

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published 1.0.324 months ago
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nil (null or undefined) type

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published 1.1.110 months ago
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Used to check if some of the arguments are null or undefined.

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published 1.0.3a month ago
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Checks if the given value is a window object.

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published 1.0.25 years ago
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Tools for testing against null and undefined values.

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published 1.1.224 days 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 1.2.12 years ago
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Maybe is a type with tow variantes Some and None, can have nothing (None) or some value (Some). The Maybe variable makes it possible to have a something depending on the particular value.

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published 1.0.07 months ago
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Politely tells stdout and stderr to shut the heck up for a moment.

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published 2.0.65 years ago
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Validation utilities

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published 6.2.2a month ago
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ntnl [not null]: a tiny js library which sanitizes null / undefined values from objects by replacing them with provided values

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published 1.0.19 months ago