index.js
function build() {
    const p = pending = new Emitter()
    buffer = bundler.toString()

    if (p !== pending) return
    pending.emit('ready', null, pending = false)
  }
function build() {
    const p = pending = new Emitter()
    buffer = bundler.toString()

    if (p !== pending) return
    pending.emit('ready', null, pending = false)
  }
function build ( ) { const p = pending = new Emitter ( ) buffer = bundler . toString ( ) if ( p !== pending ) return pending . emit ( 'ready' , null , pending = false ) }
Build the CSS and pass it to `buffer`.

@api private
Build the CSS and pass it to buffer .