axe-core custom command for scriptwriter and accompanying Code Tour file.

_axe.md

Axe Custom Command for Scriptwriter

• install playwright npm i -g playwright.
• install scriptwriter npm i -g scriptwriter.
• create a folder to run scriptwriter from and to load and save files.
• install axe-core npm -i axe-core. You can load the axe-core.command.json file to show you how to build your own commands.
• start scriptwriter scriptwriter. You can load into -b firefox or -b webkit.
• copy the axe.command.js file to your folder and .load axe.command or paste it right into the repl.
• next, navigate to a site using page.goto or if you used scriptwriter --no-headless you can browse.
• run axe on that page .axe

axe.command.js

// install axe-core locally
scriptwriter.completion = '.axe';
director.defineCommand('axe', {
	help: 'run axe-core against the current page',
	async action(configFile) {
		const { readFile } = fs.promises;
		const axe = await readFile('./node_modules/axe-core/axe.min.js', 'utf8');
		const config = configFile ? require(path.resolve(configFile)) : {};
		const expression = `${axe}
		;(async (config) => {
			Object.assign(config, {branding: {brand: 'scriptwriter'}});
			axe.configure(config);
			const results = await axe.run()
			const {incomplete, inapplicable, passes, ...rest} = results;
			return {...rest};
		})(${JSON.stringify(config)});`;
		const response = await page.evaluate(expression);
		console.log(util.inspect(response, {depth: Infinity, colors: true}));
		director.displayPrompt();
	},
});