t")for(let t of e.nodes)this.visitSync(this.listeners.OnceExit,t);else this.visitSync(this.listeners.OnceExit,e)}return this.result}stringify(){if(this.error)throw this.error;if(this.stringified)return this.result;this.stringified=!0,this.sync();let e=this.result.opts,t=G0;e.syntax&&(t=e.syntax.stringify),e.stringifier&&(t=e.stringifier),t.stringify&&(t=t.stringify);let n=new W0(t,this.result.root,this.result.opts).generate();return this.result.css=n[0],this.result.map=n[1],this.result}walkSync(e){e[qe]=!0;let...