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function(e,t,n){"use strict";n.d(t,{u:()=>r});class r{timeoutId=null;schedule(e,t){this.unschedule(),this.timeoutId=setTimeout(()=>{this.timeoutId=null,e()},t)}unschedule(){this.scheduled()&&(clearTimeout(this.timeoutId),this.timeoutId=null)}scheduled(){return null!==this.timeoutId}}}