This is the source for RegExr.com RegExr is a HTML/JS based tool for creating, testing, and learning about Regular Expressions.

Note that this requires a familiarity with using the command line. The example commands shown are for use with the OSX Terminal.

Node (0.10.24 or greater is required):

# check the version via the command line
node -v

If your Node install is out of date, get the latest from NodeJS.org

After node is setup, install the other dependencies. You may want to familiarize yourself with the Node Packager Manager (NPM) before proceeding.

# Install the grunt command line utility globally
sudo npm install grunt-cli -g

# Install all the dependencies from package.json
npm install

The only requirement for development is to compile the sass files. This can be achieved manually via grunt sass; or for development you can watch for changes use grunt watchSass; You can also use any third-party sass compiler. Examples are; Using a WebStorm watcher or CodeKits built compiler.

There is no other setup required, grunt build mainly prepares the source for deployment.

To prepare the site for a deploy run:

grunt build;

This command will:

• Copy all required assets to the build/ folder.
• Combine and minify the *.js files
• Compile and minify the sass
• Inject js/index.template.js into the index.html file
• Minify the index.html file

If you would like to contribute back to RegExr.com please send us pull requests. Please make sure they are well formatted and follow the style specified out in the existing files. Mainly just keep your white space as tabs, and all line breaks as \n.