codeowners-coverage.js

/* eslint-disable no-console */

const { readFileSync, statSync } = require( 'fs' );
const glob = require( 'glob' );

const entries = readFileSync( './CODEOWNERS', 'utf-8' )
	.split( '\n' )
	.filter( ( line ) => line && ! line.startsWith( '#' ) )
	.map( ( entry ) => entry.split( ' ' )[ 0 ] )
	.filter( ( entry ) => entry !== '*' );

const packages = glob.sync( './packages/*' )
	.filter( ( path ) => statSync( path ).isDirectory() )
	.map( ( path ) => path.replace( /^\./, '' ) );

let hasCoverage = true;
packages.forEach( ( path ) => {
	if ( ! entries.includes( path ) ) {
		console.log( `Missing coverage for ${ path }` );
		hasCoverage = false;
	}
} );

if ( hasCoverage ) {
	console.log( 'All packages covered!' );
}