Function help

dash/extract-meta.js:24–30

()

    : [];

function help() {
    console.error('usage: ');
    console.error(
        'extract-meta ^fileIgnorePattern ^forbidden$|^props$|^patterns$' +
            ' path/to/component(s) [path/to/more/component(s) ...] > metadata.json'
    );
}

if (!src.length) {
    help();