Is Packages

Validates if a value is an integer array.

Check if a value is a function

Check if `basename` is hidden (starts with a dot)

Detect the image type of a Buffer/Uint8Array

A tool to check if a specific path is a git repository

semver-stable

Parse, normalize and validate given semver shorthand (e.g. gulp@v3.8.10) to object.

high-performance, zero-dependency circular reference check for objects (or arrays)

Check if an Array is sorted

Detect if current process is a node application or not.

Returns true if a file is binary. Checks the actual contents, since extensions are not reliable. Basic wrapper for isbinaryfile to support vinyl files.

Ensures that absolute file paths are always returned from a glob pattern or array of glob patterns.

Simple API for managing options in JavaScript applications.

Effortlessly convert your JSON Object to JSON Schema, Mongoose Schema, or a Generic template for quick documentation / upstart.

Returns true if a buffer is binary. Takes a buffer and does not read from the file system.

Returns true if an answer to a prompt is not undefined, null, an empty object, empty array, or a string with zero length.

A tool to check if files are added in a git repository

Check if a file path is an image

Determinate if a string is a valid URI.

3x as fast as `is-whitespace` and `whitespace-regex` thanks to `is-string-blank`. This package is a simple function that accepts an argument and returns `true` if it is a string AND it is not blank. Supports Node and Browser environments.