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Get a default number when a number is a non-number, a NaN or out of range.

Easily expose your http server's health.

An optimized version of Joi. A very simple input validation by creating a schema and comparing it to the given data.

ESLint shareable config for the Kraftvaerk JavaScript style guide

Checks that given package is installed locally or globally. Useful for robust resolving when you want some package - it will check first if it exists locally, then if it exists globally

Does the string resemble an HTML or XHTML (or neither)?

Check whether a package name is available on npm and bower

Check if a header name or header value is valid.

Checks whether executable is global.

Official ESLint shareable config for Vue to be used with eslint-config-xo https://github.com/xojs/xo

Check if two values are shallowly equal to each other.

Checks for URLs during typing and pasting and automatically converts them to embedded media.

Better type checking for JavaScript.

Check if the process is running inside Ubuntu.

Javascript Postmodern Style - ESLint Shareable Config

In order to use add Grid Checker to your projects with npm or yarn.

run a command (like linting) on git staged files

Check that all files match prettier-eslint code style.

check if some source code uses syntax supported by an ES version