Packages tagged with "is"

Found 15 packages

is-bigint

Is this an ES BigInt value?

is-fullwidth-code-point

Check if the character represented by a given Unicode code point is fullwidth

is-array-buffer

Is this value a JS ArrayBuffer? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.

is-regex

Is this value a JS regex?

is-symbol

Is this an ES6 Symbol value?

is-stream

Check if something is a Node.js stream

is-typed-array

Is this value a JS Typed Array? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.

is-docker

Check if the process is running inside a Docker container

is-binary-path

Check if a file path is a binary file

@sindresorhus/is

Type check values

is-shared-array-buffer

Is this value a JS SharedArrayBuffer? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.

is-weakset

Is this value a JS WeakSet? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

file-type

Detect the file type of a file, stream, or data

path-type

Check if a path is a file, directory, or symlink

is-arguments

Is this an arguments object? It's a harder question than you think.