Minimize

template.defaults.minimize

Built-in minifier of art-template can minimize HTML, JS and CSS, which happens in compilation phase. So it totally has no effect on rendering speed and moreover speeds up network transmission.

Minimize mode

template.defaults.minimize = true;

Configuration

Refer to: https://github.com/kangax/html-minifier

default configuration

template.defaults.htmlMinifierOptions = {
    collapseWhitespace: true,
    minifyCSS: true,
    minifyJS: true,
    // automatically merged at runtime: rules.map(rule => rule.test)
    ignoreCustomFragments: []
};