const e=Symbol(`funnel/voidReducer`),t=()=>e;function n(n,{triggerAt:r=`end`,minQuietPeriodMs:i,maxBurstDurationMs:a,minGapMs:o,reducer:s=t}){let c,l,u,d,f=()=>{let t=u;t!==void 0&&(u=void 0,t===e?n():n(t),o!==void 0&&(l=setTimeout(p,o)))},p=()=>{clearTimeout(l),l=void 0,c===void 0&&f()},m=()=>{clearTimeout(c),c=void 0,d=void 0,l===void 0&&f()};return{call:(...e)=>{let t=c===void 0&&l===void 0;if((r!==`start`||t)&&(u=s(u,...e)),!(c===void 0&&!t)){if(i!==void 0||a!==void 0||o===void 0){clearTimeout(c);let e=Date.now();d??=e;let t=a===void 0?i??0:Math.min(i??a,Math.max(0,a-(e-d)));c=setTimeout(m,t)}r!==`end`&&t&&f()}},cancel:()=>{clearTimeout(c),c=void 0,d=void 0,clearTimeout(l),l=void 0,u=void 0},flush:()=>{m(),p()},get isIdle(){return c===void 0&&l===void 0}}}export{n as funnel};
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