// @observablehq/runtime v5.9.2 Copyright 2023 Observable, Inc.
function e(e,t,n){n=n||{};var r=e.ownerDocument,a=r.defaultView.CustomEvent;"function"==typeof a?a=new a(t,{detail:n}):((a=r.createEvent("Event")).initEvent(t,!1,!1),a.detail=n),e.dispatchEvent(a)}function t(e){return Array.isArray(e)||e instanceof Int8Array||e instanceof Int16Array||e instanceof Int32Array||e instanceof Uint8Array||e instanceof Uint8ClampedArray||e instanceof Uint16Array||e instanceof Uint32Array||e instanceof Float32Array||e instanceof Float64Array}function n(e){return e===(0|e)+""}function r(e){const t=document.createElement("span");return t.className="observablehq--cellname",t.textContent=`${e} = `,t}const a=Symbol.prototype.toString;function o(e){return a.call(e)}const{getOwnPropertySymbols:i,prototype:{hasOwnProperty:s}}=Object,{toStringTag:c}=Symbol,l={},u=i;function f(e,t){return s.call(e,t)}function d(e){return e[c]||e.constructor&&e.constructor.name||"Object"}function p(e,t){try{const n=e[t];return n&&n.constructor,n}catch(e){return l}}const m=[{symbol:"@@__IMMUTABLE_INDEXED__@@",name:"Indexed",modifier:!0},{symbol:"@@__IMMUTABLE_KEYED__@@",name:"Keyed",modifier:!0},{symbol:"@@__IMMUTABLE_LIST__@@",name:"List",arrayish:!0},{symbol:"@@__IMMUTABLE_MAP__@@",name:"Map"},{symbol:"@@__IMMUTABLE_ORDERED__@@",name:"Ordered",modifier:!0,prefix:!0},{symbol:"@@__IMMUTABLE_RECORD__@@",name:"Record"},{symbol:"@@__IMMUTABLE_SET__@@",name:"Set",arrayish:!0,setish:!0},{symbol:"@@__IMMUTABLE_STACK__@@",name:"Stack",arrayish:!0}];function h(e){try{let t=m.filter((({symbol:t})=>!0===e[t]));if(!t.length)return;const n=t.find((e=>!e.modifier)),r="Map"===n.name&&t.find((e=>e.modifier&&e.prefix)),a=t.some((e=>e.arrayish)),o=t.some((e=>e.setish));return{name:`${r?r.name:""}${n.name}`,symbols:t,arrayish:a&&!o,setish:o}}catch(e){return null}}const{getPrototypeOf:b,getOwnPropertyDescriptors:w}=Object,v=b({});function y(n,a,o,i){let s,c,l,u,f=t(n);n instanceof Map?n instanceof n.constructor?(s=`Map(${n.size})`,c=_):(s="Map()",c=T):n instanceof Set?n instanceof n.constructor?(s=`Set(${n.size})`,c=g):(s="Set()",c=T):f?(s=`${n.constructor.name}(${n.length})`,c=C):(u=h(n))?(s=`Immutable.${u.name}${"Record"===u.name?"":`(${n.size})`}`,f=u.arrayish,c=u.arrayish?N:u.setish?E:A):i?(s=d(n),c=x):(s=d(n),c=T);const p=document.createElement("span");p.className="observablehq--expanded",o&&p.appendChild(r(o));const m=p.appendChild(document.createElement("a"));m.innerHTML="<svg width=8 height=8 class='observablehq--caret'>\n    <path d='M4 7L0 1h8z' fill='currentColor' />\n  </svg>",m.appendChild(document.createTextNode(`${s}${f?" [":" {"}`)),m.addEventListener("mouseup",(function(e){e.stopPropagation(),ie(p,L(n,null,o,i))})),c=c(n);for(let e=0;!(l=c.next()).done&&e<20;++e)p.appendChild(l.value);if(!l.done){const t=p.appendChild(document.createElement("a"));t.className="observablehq--field",t.style.display="block",t.appendChild(document.createTextNode("  … more")),t.addEventListener("mouseup",(function(t){t.stopPropagation(),p.insertBefore(l.value,p.lastChild.previousSibling);for(let e=0;!(l=c.next()).done&&e<19;++e)p.insertBefore(l.value,p.lastChild.previousSibling);l.done&&p.removeChild(p.lastChild.previousSibling),e(p,"load")}))}return p.appendChild(document.createTextNode(f?"]":"}")),p}function*_(e){for(const[t,n]of e)yield S(t,n);yield*T(e)}function*g(e){for(const t of e)yield q(t);yield*T(e)}function*E(e){for(const t of e)yield q(t)}function*C(e){for(let t=0,n=e.length;t<n;++t)t in e&&(yield $(t,p(e,t),"observablehq--index"));for(const t in e)!n(t)&&f(e,t)&&(yield $(t,p(e,t),"observablehq--key"));for(const t of u(e))yield $(o(t),p(e,t),"observablehq--symbol")}function*N(e){let t=0;for(const n=e.size;t<n;++t)yield $(t,e.get(t),!0)}function*x(e){for(const t in w(e))yield $(t,p(e,t),"observablehq--key");for(const t of u(e))yield $(o(t),p(e,t),"observablehq--symbol");const t=b(e);t&&t!==v&&(yield j(t))}function*T(e){for(const t in e)f(e,t)&&(yield $(t,p(e,t),"observablehq--key"));for(const t of u(e))yield $(o(t),p(e,t),"observablehq--symbol");const t=b(e);t&&t!==v&&(yield j(t))}function*A(e){for(const[t,n]of e)yield $(t,n,"observablehq--key")}function j(e){const t=document.createElement("div"),n=t.appendChild(document.createElement("span"));return t.className="observablehq--field",n.className="observablehq--prototype-key",n.textContent="  <prototype>",t.appendChild(document.createTextNode(": ")),t.appendChild(oe(e,void 0,void 0,void 0,!0)),t}function $(e,t,n){const r=document.createElement("div"),a=r.appendChild(document.createElement("span"));return r.className="observablehq--field",a.className=n,a.textContent=`  ${e}`,r.appendChild(document.createTextNode(": ")),r.appendChild(oe(t)),r}function S(e,t){const n=document.createElement("div");return n.className="observablehq--field",n.appendChild(document.createTextNode("  ")),n.appendChild(oe(e)),n.appendChild(document.createTextNode(" => ")),n.appendChild(oe(t)),n}function q(e){const t=document.createElement("div");return t.className="observablehq--field",t.appendChild(document.createTextNode("  ")),t.appendChild(oe(e)),t}function O(e){const t=window.getSelection();return"Range"===t.type&&(t.containsNode(e,!0)||t.anchorNode.isSelfOrDescendant(e)||t.focusNode.isSelfOrDescendant(e))}function L(e,n,a,o){let i,s,c,l,u=t(e);if(e instanceof Map?e instanceof e.constructor?(i=`Map(${e.size})`,s=k):(i="Map()",s=U):e instanceof Set?e instanceof e.constructor?(i=`Set(${e.size})`,s=M):(i="Set()",s=U):u?(i=`${e.constructor.name}(${e.length})`,s=R):(l=h(e))?(i=`Immutable.${l.name}${"Record"===l.name?"":`(${e.size})`}`,u=l.arrayish,s=l.arrayish?P:l.setish?I:D):(i=d(e),s=U),n){const t=document.createElement("span");return t.className="observablehq--shallow",a&&t.appendChild(r(a)),t.appendChild(document.createTextNode(i)),t.addEventListener("mouseup",(function(n){O(t)||(n.stopPropagation(),ie(t,L(e)))})),t}const f=document.createElement("span");f.className="observablehq--collapsed",a&&f.appendChild(r(a));const p=f.appendChild(document.createElement("a"));p.innerHTML="<svg width=8 height=8 class='observablehq--caret'>\n    <path d='M7 4L1 8V0z' fill='currentColor' />\n  </svg>",p.appendChild(document.createTextNode(`${i}${u?" [":" {"}`)),f.addEventListener("mouseup",(function(t){O(f)||(t.stopPropagation(),ie(f,y(e,0,a,o)))}),!0),s=s(e);for(let e=0;!(c=s.next()).done&&e<20;++e)e>0&&f.appendChild(document.createTextNode(", ")),f.appendChild(c.value);return c.done||f.appendChild(document.createTextNode(", …")),f.appendChild(document.createTextNode(u?"]":"}")),f}function*k(e){for(const[t,n]of e)yield z(t,n);yield*U(e)}function*M(e){for(const t of e)yield oe(t,!0);yield*U(e)}function*I(e){for(const t of e)yield oe(t,!0)}function*P(e){let t=-1,n=0;for(const r=e.size;n<r;++n)n>t+1&&(yield F(n-t-1)),yield oe(e.get(n),!0),t=n;n>t+1&&(yield F(n-t-1))}function*R(e){let t=-1,r=0;for(const n=e.length;r<n;++r)r in e&&(r>t+1&&(yield F(r-t-1)),yield oe(p(e,r),!0),t=r);r>t+1&&(yield F(r-t-1));for(const t in e)!n(t)&&f(e,t)&&(yield B(t,p(e,t),"observablehq--key"));for(const t of u(e))yield B(o(t),p(e,t),"observablehq--symbol")}function*U(e){for(const t in e)f(e,t)&&(yield B(t,p(e,t),"observablehq--key"));for(const t of u(e))yield B(o(t),p(e,t),"observablehq--symbol")}function*D(e){for(const[t,n]of e)yield B(t,n,"observablehq--key")}function F(e){const t=document.createElement("span");return t.className="observablehq--empty",t.textContent=1===e?"empty":`empty × ${e}`,t}function B(e,t,n){const r=document.createDocumentFragment(),a=r.appendChild(document.createElement("span"));return a.className=n,a.textContent=e,r.appendChild(document.createTextNode(": ")),r.appendChild(oe(t,!0)),r}function z(e,t){const n=document.createDocumentFragment();return n.appendChild(oe(e,!0)),n.appendChild(document.createTextNode(" => ")),n.appendChild(oe(t,!0)),n}function W(e,t){if(e instanceof Date||(e=new Date(+e)),isNaN(e))return"function"==typeof t?t(e):t;const n=e.getUTCHours(),r=e.getUTCMinutes(),a=e.getUTCSeconds(),o=e.getUTCMilliseconds();return`${i=e.getUTCFullYear(),i<0?`-${H(-i,6)}`:i>9999?`+${H(i,6)}`:H(i,4)}-${H(e.getUTCMonth()+1,2)}-${H(e.getUTCDate(),2)}${n||r||a||o?`T${H(n,2)}:${H(r,2)}${a||o?`:${H(a,2)}${o?`.${H(o,3)}`:""}`:""}Z`:""}`;var i}function H(e,t){return`${e}`.padStart(t,"0")}var V=Error.prototype.toString;var G=RegExp.prototype.toString;function Y(e){return e.replace(/[\\`\x00-\x09\x0b-\x19]|\${/g,Z)}function Z(e){var t=e.charCodeAt(0);switch(t){case 8:return"\\b";case 9:return"\\t";case 11:return"\\v";case 12:return"\\f";case 13:return"\\r"}return t<16?"\\x0"+t.toString(16):t<32?"\\x"+t.toString(16):"\\"+e}function J(e,t){for(var n=0;t.exec(e);)++n;return n}var K=Function.prototype.toString,X={prefix:"async ƒ"},Q={prefix:"async ƒ*"},ee={prefix:"class"},te={prefix:"ƒ"},ne={prefix:"ƒ*"};function re(e,t,n){var a=document.createElement("span");a.className="observablehq--function",n&&a.appendChild(r(n));var o=a.appendChild(document.createElement("span"));return o.className="observablehq--keyword",o.textContent=e.prefix,a.appendChild(document.createTextNode(t)),a}const{prototype:{toString:ae}}=Object;function oe(e,t,n,a,i){let s=typeof e;switch(s){case"boolean":case"undefined":e+="";break;case"number":e=0===e&&1/e<0?"-0":e+"";break;case"bigint":e+="n";break;case"symbol":e=o(e);break;case"function":return function(e,t){var n,r,a=K.call(e);switch(e.constructor&&e.constructor.name){case"AsyncFunction":n=X;break;case"AsyncGeneratorFunction":n=Q;break;case"GeneratorFunction":n=ne;break;default:n=/^class\b/.test(a)?ee:te}return n===ee?re(n,"",t):(r=/^(?:async\s*)?(\w+)\s*=>/.exec(a))?re(n,"("+r[1]+")",t):(r=/^(?:async\s*)?\(\s*(\w+(?:\s*,\s*\w+)*)?\s*\)/.exec(a))||(r=/^(?:async\s*)?function(?:\s*\*)?(?:\s*\w+)?\s*\(\s*(\w+(?:\s*,\s*\w+)*)?\s*\)/.exec(a))?re(n,r[1]?"("+r[1].replace(/\s*,\s*/g,", ")+")":"()",t):re(n,"(…)",t)}(e,a);case"string":return function(e,t,n,a){if(!1===t){if(J(e,/["\n]/g)<=J(e,/`|\${/g)){const t=document.createElement("span");a&&t.appendChild(r(a));const n=t.appendChild(document.createElement("span"));return n.className="observablehq--string",n.textContent=JSON.stringify(e),t}const o=e.split("\n");if(o.length>20&&!n){const n=document.createElement("div");a&&n.appendChild(r(a));const i=n.appendChild(document.createElement("span"));i.className="observablehq--string",i.textContent="`"+Y(o.slice(0,20).join("\n"));const s=n.appendChild(document.createElement("span")),c=o.length-20;return s.textContent=`Show ${c} truncated line${c>1?"s":""}`,s.className="observablehq--string-expand",s.addEventListener("mouseup",(function(r){r.stopPropagation(),ie(n,oe(e,t,!0,a))})),n}const i=document.createElement("span");a&&i.appendChild(r(a));const s=i.appendChild(document.createElement("span"));return s.className="observablehq--string"+(n?" observablehq--expanded":""),s.textContent="`"+Y(e)+"`",i}const o=document.createElement("span");a&&o.appendChild(r(a));const i=o.appendChild(document.createElement("span"));return i.className="observablehq--string",i.textContent=JSON.stringify(e.length>100?`${e.slice(0,50)}…${e.slice(-49)}`:e),o}(e,t,n,a);default:if(null===e){s=null,e="null";break}if(e instanceof Date){s="date",e=W(e,"Invalid Date");break}if(e===l){s="forbidden",e="[forbidden]";break}switch(ae.call(e)){case"[object RegExp]":s="regexp",e=function(e){return G.call(e)}(e);break;case"[object Error]":case"[object DOMException]":s="error",e=function(e){return e.stack||V.call(e)}(e);break;default:return(n?y:L)(e,t,a,i)}}const c=document.createElement("span");a&&c.appendChild(r(a));const u=c.appendChild(document.createElement("span"));return u.className=`observablehq--${s}`,u.textContent=e,c}function ie(t,n){t.classList.contains("observablehq--inspect")&&n.classList.add("observablehq--inspect"),t.parentNode.replaceChild(n,t),e(n,"load")}const se=/\s+\(\d+:\d+\)$/m;class Inspector{constructor(e){if(!e)throw new Error("invalid node");this._node=e,e.classList.add("observablehq")}pending(){const{_node:e}=this;e.classList.remove("observablehq--error"),e.classList.add("observablehq--running")}fulfilled(t,n){const{_node:r}=this;if((!function(e){return(e instanceof Element||e instanceof Text)&&e instanceof e.constructor}(t)||t.parentNode&&t.parentNode!==r)&&(t=oe(t,!1,r.firstChild&&r.firstChild.classList&&r.firstChild.classList.contains("observablehq--expanded"),n)).classList.add("observablehq--inspect"),r.classList.remove("observablehq--running","observablehq--error"),r.firstChild!==t)if(r.firstChild){for(;r.lastChild!==r.firstChild;)r.removeChild(r.lastChild);r.replaceChild(t,r.firstChild)}else r.appendChild(t);e(r,"update")}rejected(t,n){const{_node:a}=this;for(a.classList.remove("observablehq--running"),a.classList.add("observablehq--error");a.lastChild;)a.removeChild(a.lastChild);var o=document.createElement("div");o.className="observablehq--inspect",n&&o.appendChild(r(n)),o.appendChild(document.createTextNode((t+"").replace(se,""))),a.appendChild(o),e(a,"error",{error:t})}}Inspector.into=function(e){if("string"==typeof e&&null==(e=document.querySelector(e)))throw new Error("container not found");return function(){return new Inspector(e.appendChild(document.createElement("div")))}};var ce={},le={};function ue(e){return new Function("d","return {"+e.map((function(e,t){return JSON.stringify(e)+": d["+t+'] || ""'})).join(",")+"}")}function fe(e){var t=Object.create(null),n=[];return e.forEach((function(e){for(var r in e)r in t||n.push(t[r]=r)})),n}function de(e,t){var n=e+"",r=n.length;return r<t?new Array(t-r+1).join(0)+n:n}function pe(e){var t,n=e.getUTCHours(),r=e.getUTCMinutes(),a=e.getUTCSeconds(),o=e.getUTCMilliseconds();return isNaN(e)?"Invalid Date":((t=e.getUTCFullYear())<0?"-"+de(-t,6):t>9999?"+"+de(t,6):de(t,4))+"-"+de(e.getUTCMonth()+1,2)+"-"+de(e.getUTCDate(),2)+(o?"T"+de(n,2)+":"+de(r,2)+":"+de(a,2)+"."+de(o,3)+"Z":a?"T"+de(n,2)+":"+de(r,2)+":"+de(a,2)+"Z":r||n?"T"+de(n,2)+":"+de(r,2)+"Z":"")}function me(e){var t=new RegExp('["'+e+"\n\r]"),n=e.charCodeAt(0);function r(e,t){var r,a=[],o=e.length,i=0,s=0,c=o<=0,l=!1;function u(){if(c)return le;if(l)return l=!1,ce;var t,r,a=i;if(34===e.charCodeAt(a)){for(;i++<o&&34!==e.charCodeAt(i)||34===e.charCodeAt(++i););return(t=i)>=o?c=!0:10===(r=e.charCodeAt(i++))?l=!0:13===r&&(l=!0,10===e.charCodeAt(i)&&++i),e.slice(a+1,t-1).replace(/""/g,'"')}for(;i<o;){if(10===(r=e.charCodeAt(t=i++)))l=!0;else if(13===r)l=!0,10===e.charCodeAt(i)&&++i;else if(r!==n)continue;return e.slice(a,t)}return c=!0,e.slice(a,o)}for(10===e.charCodeAt(o-1)&&--o,13===e.charCodeAt(o-1)&&--o;(r=u())!==le;){for(var f=[];r!==ce&&r!==le;)f.push(r),r=u();t&&null==(f=t(f,s++))||a.push(f)}return a}function a(t,n){return t.map((function(t){return n.map((function(e){return i(t[e])})).join(e)}))}function o(t){return t.map(i).join(e)}function i(e){return null==e?"":e instanceof Date?pe(e):t.test(e+="")?'"'+e.replace(/"/g,'""')+'"':e}return{parse:function(e,t){var n,a,o=r(e,(function(e,r){if(n)return n(e,r-1);a=e,n=t?function(e,t){var n=ue(e);return function(r,a){return t(n(r),a,e)}}(e,t):ue(e)}));return o.columns=a||[],o},parseRows:r,format:function(t,n){return null==n&&(n=fe(t)),[n.map(i).join(e)].concat(a(t,n)).join("\n")},formatBody:function(e,t){return null==t&&(t=fe(e)),a(e,t).join("\n")},formatRows:function(e){return e.map(o).join("\n")},formatRow:o,formatValue:i}}var he=me(","),be=he.parse,we=he.parseRows,ve=me("\t"),ye=ve.parse,_e=ve.parseRows;function ge(e){for(var t in e){var n,r,a=e[t].trim();if(a)if("true"===a)a=!0;else if("false"===a)a=!1;else if("NaN"===a)a=NaN;else if(isNaN(n=+a)){if(!(r=a.match(/^([-+]\d{2})?\d{4}(-\d{2}(-\d{2})?)?(T\d{2}:\d{2}(:\d{2}(\.\d{3})?)?(Z|[-+]\d{2}:\d{2})?)?$/)))continue;Ee&&r[4]&&!r[7]&&(a=a.replace(/-/g,"/").replace(/T/," ")),a=new Date(a)}else a=n;else a=null;e[t]=a}return e}const Ee=new Date("2019-01-01T00:00").getHours()||new Date("2019-07-01T00:00").getHours();function Ce(e,t,n){return{resolve:(r=n)=>`${e}@${t}/${r}`}}const Ne=Ce("d3","7.8.5","dist/d3.min.js"),xe=Ce("@observablehq/inputs","0.10.6","dist/inputs.min.js"),Te=Ce("@observablehq/plot","0.6.10","dist/plot.umd.min.js"),Ae=Ce("@observablehq/graphviz","0.2.1","dist/graphviz.min.js"),je=Ce("@observablehq/highlight.js","2.0.0","highlight.min.js"),$e=Ce("@observablehq/katex","0.11.1","dist/katex.min.js"),Se=Ce("lodash","4.17.21","lodash.min.js"),qe=Ce("htl","0.3.1","dist/htl.min.js"),Oe=Ce("jszip","3.10.1","dist/jszip.min.js"),Le=Ce("marked","0.3.12","marked.min.js"),ke=Ce("sql.js","1.8.0","dist/sql-wasm.js"),Me=Ce("vega","5.22.1","build/vega.min.js"),Ie=Ce("vega-lite","5.6.0","build/vega-lite.min.js"),Pe=Ce("vega-lite-api","5.0.0","build/vega-lite-api.min.js"),Re=Ce("apache-arrow","4.0.1","Arrow.es2015.min.js"),Ue=Ce("apache-arrow","9.0.0","+esm"),De=Ce("apache-arrow","11.0.0","+esm"),Fe=Ce("arquero","4.8.8","dist/arquero.min.js"),Be=Ce("topojson-client","3.1.0","dist/topojson-client.min.js"),ze=Ce("exceljs","4.3.0","dist/exceljs.min.js"),We=Ce("mermaid","9.2.2","dist/mermaid.min.js"),He=Ce("leaflet","1.9.3","dist/leaflet.js"),Ve=Ce("@duckdb/duckdb-wasm","1.24.0","+esm"),Ge=new Map,Ye=[],Ze=Ye.map,Je=Ye.some,Ke=Ye.hasOwnProperty,Xe=/^((?:@[^/@]+\/)?[^/@]+)(?:@([^/]+))?(?:\/(.*))?$/,Qe=/^\d+\.\d+\.\d+(-[\w-.+]+)?$/,et=/(?:\.[^/]*|\/)$/;class RequireError extends Error{constructor(e){super(e)}}function tt(e){const t=Xe.exec(e);return t&&{name:t[1],version:t[2],path:t[3]}}function nt(e="https://cdn.jsdelivr.net/npm/",t=["unpkg","jsdelivr","browser","main"]){if(!/\/$/.test(e))throw new Error("origin lacks trailing slash");function n(t){const n=`${e}${t.name}${t.version?`@${t.version}`:""}/package.json`;let r=Ge.get(n);return r||Ge.set(n,r=fetch(n).then((e=>{if(!e.ok)throw new RequireError("unable to load package.json");return e.redirected&&!Ge.has(e.url)&&Ge.set(e.url,r),e.json()}))),r}return async function(r,a){if(r.startsWith(e)&&(r=r.substring(e.length)),/^(\w+:)|\/\//i.test(r))return r;if(/^[.]{0,2}\//i.test(r))return new URL(r,null==a?location:a).href;if(!r.length||/^[\s._]/.test(r)||/\s$/.test(r))throw new RequireError("illegal name");const o=tt(r);if(!o)return`${e}${r}`;if(!o.version&&null!=a&&a.startsWith(e)){const t=await n(tt(a.substring(e.length)));o.version=t.dependencies&&t.dependencies[o.name]||t.peerDependencies&&t.peerDependencies[o.name]}if(o.path&&!et.test(o.path)&&(o.path+=".js"),o.path&&o.version&&Qe.test(o.version))return`${e}${o.name}@${o.version}/${o.path}`;const i=await n(o);return`${e}${i.name}@${i.version}/${o.path||function(e){for(const n of t){let t=e[n];if("string"==typeof t)return t.startsWith("./")&&(t=t.slice(2)),et.test(t)?t:`${t}.js`}}(i)||"index.js"}`}}RequireError.prototype.name=RequireError.name;var rt=at(nt());function at(e){const t=new Map,n=a(null);function r(e){if("string"!=typeof e)return e;let n=t.get(e);return n||t.set(e,n=new Promise(((t,n)=>{const r=document.createElement("script");r.onload=()=>{try{t(Ye.pop()(a(e)))}catch(e){n(new RequireError("invalid module"))}r.remove()},r.onerror=()=>{n(new RequireError("unable to load module")),r.remove()},r.async=!0,r.src=e,window.define=ct,document.head.appendChild(r)}))),n}function a(t){return n=>Promise.resolve(e(n,t)).then(r)}function o(e){return arguments.length>1?Promise.all(Ze.call(arguments,n)).then(ot):n(e)}return o.alias=function(t){return at(((n,r)=>n in t&&(r=null,"string"!=typeof(n=t[n]))?n:e(n,r)))},o.resolve=e,o}function ot(e){const t={};for(const n of e)for(const e in n)Ke.call(n,e)&&(null==n[e]?Object.defineProperty(t,e,{get:it(n,e)}):t[e]=n[e]);return t}function it(e,t){return()=>e[t]}function st(e){return"exports"===(e+="")||"module"===e}function ct(e,t,n){const r=arguments.length;r<2?(n=e,t=[]):r<3&&(n=t,t="string"==typeof e?[]:e),Ye.push(Je.call(t,st)?e=>{const r={},a={exports:r};return Promise.all(Ze.call(t,(t=>"exports"===(t+="")?r:"module"===t?a:e(t)))).then((e=>(n.apply(null,e),a.exports)))}:e=>Promise.all(Ze.call(t,e)).then((e=>"function"==typeof n?n.apply(null,e):n)))}ct.amd={};const lt="https://cdn.observableusercontent.com/npm/";let ut,ft=rt;async function dt(e){const[t,n]=await Promise.all([e(ke.resolve()),e.resolve(ke.resolve("dist/"))]);return t({locateFile:e=>`${n}${e}`})}class SQLiteDatabaseClient{constructor(e){Object.defineProperties(this,{_db:{value:e}})}static async open(e){const[t,n]=await Promise.all([dt(ft),Promise.resolve(e).then(mt)]);return new SQLiteDatabaseClient(new t.Database(n))}async query(e,t){return await async function(e,t,n){const[r]=await e.exec(t,n);if(!r)return[];const{columns:a,values:o}=r,i=o.map((e=>Object.fromEntries(e.map(((e,t)=>[a[t],e])))));return i.columns=a,i}(this._db,e,t)}async queryRow(e,t){return(await this.query(e,t))[0]||null}async explain(e,t){return ht("pre",{className:"observablehq--inspect"},[bt((await this.query(`EXPLAIN QUERY PLAN ${e}`,t)).map((e=>e.detail)).join("\n"))])}async describeTables({schema:e}={}){return this.query(`SELECT NULLIF(schema, 'main') AS schema, name FROM pragma_table_list() WHERE type = 'table'${null==e?"":" AND schema = ?"} AND name NOT LIKE 'sqlite_%' ORDER BY schema, name`,null==e?[]:[e])}async describeColumns({schema:e,table:t}={}){if(null==t)throw new Error("missing table");const n=await this.query(`SELECT name, type, "notnull" FROM pragma_table_info(?${null==e?"":", ?"}) ORDER BY cid`,null==e?[t]:[t,e]);if(!n.length)throw new Error(`table not found: ${t}`);return n.map((({name:e,type:t,notnull:n})=>({name:e,type:pt(t),databaseType:t,nullable:!n})))}async describe(e){const t=await(void 0===e?this.query("SELECT name FROM sqlite_master WHERE type = 'table'"):this.query("SELECT * FROM pragma_table_info(?)",[e]));if(!t.length)throw new Error("Not found");const{columns:n}=t;return ht("table",{value:t},[ht("thead",[ht("tr",n.map((e=>ht("th",[bt(e)]))))]),ht("tbody",t.map((e=>ht("tr",n.map((t=>ht("td",[bt(e[t])])))))))])}async sql(){return this.query(...this.queryTag.apply(this,arguments))}queryTag(e,...t){return[e.join("?"),t]}}function pt(e){switch(e){case"NULL":return"null";case"INT":case"INTEGER":case"TINYINT":case"SMALLINT":case"MEDIUMINT":case"BIGINT":case"UNSIGNED BIG INT":case"INT2":case"INT8":return"integer";case"TEXT":case"CLOB":case"DATE":case"DATETIME":return"string";case"REAL":case"DOUBLE":case"DOUBLE PRECISION":case"FLOAT":case"NUMERIC":return"number";case"BLOB":return"buffer";default:return/^(?:(?:(?:VARYING|NATIVE) )?CHARACTER|(?:N|VAR|NVAR)CHAR)\(/.test(e)?"string":/^(?:DECIMAL|NUMERIC)\(/.test(e)?"number":"other"}}function mt(e){return"string"==typeof e?fetch(e).then(mt):e instanceof Response||e instanceof Blob?e.arrayBuffer().then(mt):e instanceof ArrayBuffer?new Uint8Array(e):e}function ht(e,t,n){2===arguments.length&&(n=t,t=void 0);const r=document.createElement(e);if(void 0!==t)for(const e in t)r[e]=t[e];if(void 0!==n)for(const e of n)r.appendChild(e);return r}function bt(e){return document.createTextNode(e)}function wt(e,t){return null==e||null==t?NaN:e<t?-1:e>t?1:e>=t?0:NaN}function vt(e,t=wt){let n,r=!1;if(1===t.length){let a;for(const o of e){const e=t(o);(r?wt(e,a)>0:0===wt(e,e))&&(n=o,a=e,r=!0)}}else for(const a of e)(r?t(a,n)>0:0===t(a,a))&&(n=a,r=!0);return n}function yt(e){return e&&"function"==typeof e.toArrowBuffer}function _t(e){return e&&"function"==typeof e.getChild&&"function"==typeof e.toArray&&e.schema&&Array.isArray(e.schema.fields)}function gt(e){return{name:e.name,type:Et(e.type),nullable:e.nullable,databaseType:String(e.type)}}function Et(e){switch(e.typeId){case 2:return"integer";case 3:case 7:return"number";case 4:case 15:return"buffer";case 5:return"string";case 6:return"boolean";case 8:case 9:case 10:return"date";case 12:case 16:return"array";case 13:case 14:return"object";default:return"other"}}async function Ct(){return await import(`${lt}${De.resolve()}`)}Object.defineProperty(SQLiteDatabaseClient.prototype,"dialect",{value:"sqlite"});class DuckDBClient{constructor(e){Object.defineProperties(this,{_db:{value:e}})}async queryStream(e,t){const n=await this._db.connect();let r,a;try{if(t?.length>0){const a=await n.prepare(e);r=await a.send(...t)}else r=await n.send(e);if(a=await r.next(),a.done)throw new Error("missing first batch")}catch(e){throw await n.close(),e}return{schema:(o=a.value,o.schema.fields.map(gt)),async*readRows(){try{for(;!a.done;)yield a.value.toArray(),a=await r.next()}finally{await n.close()}}};var o}async query(e,t){const n=await this.queryStream(e,t),r=[];for await(const e of n.readRows())for(const t of e)r.push(t);return r.schema=n.schema,r}async queryRow(e,t){const n=(await this.queryStream(e,t)).readRows();try{const{done:e,value:t}=await n.next();return e||!t.length?null:t[0]}finally{await n.return()}}async sql(e,...t){return await this.query(e.join("?"),t)}queryTag(e,...t){return[e.join("?"),t]}escape(e){return`"${e}"`}async describeTables(){return(await this.query("SHOW TABLES")).map((({name:e})=>({name:e})))}async describeColumns({table:e}={}){return(await this.query(`DESCRIBE ${this.escape(e)}`)).map((({column_name:e,column_type:t,null:n})=>({name:e,type:At(t),nullable:"NO"!==n,databaseType:t})))}static async of(e={},t={}){const n=await async function(){void 0===ut&&(ut=async function(){const e=await import(`${lt}${Ve.resolve()}`),t=await e.selectBundle({mvp:{mainModule:`${lt}${Ve.resolve("dist/duckdb-mvp.wasm")}`,mainWorker:`${lt}${Ve.resolve("dist/duckdb-browser-mvp.worker.js")}`},eh:{mainModule:`${lt}${Ve.resolve("dist/duckdb-eh.wasm")}`,mainWorker:`${lt}${Ve.resolve("dist/duckdb-browser-eh.worker.js")}`}}),n=new e.ConsoleLogger;return{module:e,bundle:t,logger:n}}());const{module:e,bundle:t,logger:n}=await ut,r=await e.createWorker(t.mainWorker),a=new e.AsyncDuckDB(n,r);return await a.instantiate(t.mainModule),a}();return void 0===t.query?.castTimestampToDate&&(t={...t,query:{...t.query,castTimestampToDate:!0}}),void 0===t.query?.castBigIntToDouble&&(t={...t,query:{...t.query,castBigIntToDouble:!0}}),await n.open(t),await Promise.all(Object.entries(e).map((async([e,t])=>{if(t instanceof FileAttachment)await Nt(n,e,t);else if(_t(t))await xt(n,e,t);else if(Array.isArray(t))await Tt(n,e,t);else if(yt(t))await async function(e,t,n){const r=(await Ct()).tableFromIPC(n.toArrowBuffer());return await xt(e,t,r)}(n,e,t);else if("data"in t){const{data:r,...a}=t;_t(r)?await xt(n,e,r,a):await Tt(n,e,r,a)}else{if(!("file"in t))throw new Error(`invalid source: ${t}`);{const{file:r,...a}=t;await Nt(n,e,r,a)}}}))),new DuckDBClient(n)}}async function Nt(e,t,n,r){const a=await n.url();if(a.startsWith("blob:")){const t=await n.arrayBuffer();await e.registerFileBuffer(n.name,new Uint8Array(t))}else await e.registerFileURL(n.name,a,4);const o=await e.connect();try{switch(n.mimeType){case"text/csv":case"text/tab-separated-values":return await o.insertCSVFromPath(n.name,{name:t,schema:"main",...r}).catch((async e=>{if(e.toString().includes("Could not convert"))return await async function(e,t,n){const r=await e.prepare(`CREATE TABLE '${n}' AS SELECT * FROM read_csv_auto(?, ALL_VARCHAR=TRUE)`);return await r.send(t.name)}(o,n,t);throw e}));case"application/json":return await o.insertJSONFromPath(n.name,{name:t,schema:"main",...r});default:if(/\.arrow$/i.test(n.name)){const e=new Uint8Array(await n.arrayBuffer());return await o.insertArrowFromIPCStream(e,{name:t,schema:"main",...r})}if(/\.parquet$/i.test(n.name))return await o.query(`CREATE VIEW '${t}' AS SELECT * FROM parquet_scan('${n.name}')`);throw new Error(`unknown file type: ${n.mimeType}`)}}finally{await o.close()}}async function xt(e,t,n,r){const a=await e.connect();try{await a.insertArrowTable(n,{name:t,schema:"main",...r})}finally{await a.close()}}async function Tt(e,t,n,r){const a=(await Ct()).tableFromJSON(n);return await xt(e,t,a,r)}function At(e){switch(e){case"BIGINT":case"HUGEINT":case"UBIGINT":return"bigint";case"DOUBLE":case"REAL":case"FLOAT":return"number";case"INTEGER":case"SMALLINT":case"TINYINT":case"USMALLINT":case"UINTEGER":case"UTINYINT":return"integer";case"BOOLEAN":return"boolean";case"DATE":case"TIMESTAMP":case"TIMESTAMP WITH TIME ZONE":return"date";case"VARCHAR":case"UUID":return"string";default:return/^DECIMAL\(/.test(e)?"integer":"other"}}Object.defineProperty(DuckDBClient.prototype,"dialect",{value:"duckdb"});function jt(e){return Array.isArray(e)&&($t(e.schema)||St(e.columns)||function(e){const t=Math.min(20,e.length);for(let n=0;n<t;++n){const t=e[n];if(null===t||"object"!=typeof t)return!1}return t>0&&function(e){for(const t in e)return!0;return!1}(e[0])}(e)||Lt(e)||kt(e))||Mt(e)}function $t(e){return Array.isArray(e)&&e.every(qt)}function St(e){return Array.isArray(e)&&e.every((e=>"string"==typeof e))}function qt(e){return e&&"string"==typeof e.name&&"string"==typeof e.type}function Ot(e){return Mt(e)||Lt(e)||kt(e)}function Lt(e){const t=Math.min(20,e.length);if(!(t>0))return!1;let n,r=!1;for(let a=0;a<t;++a){const t=e[a];if(null==t)continue;const o=typeof t;if(void 0===n)switch(o){case"number":case"boolean":case"string":case"bigint":n=o;break;default:return!1}else if(o!==n)return!1;r=!0}return r}function kt(e){const t=Math.min(20,e.length);if(!(t>0))return!1;let n=!1;for(let r=0;r<t;++r){const t=e[r];if(null!=t){if(!(t instanceof Date))return!1;n=!0}}return n}function Mt(e){return e instanceof Int8Array||e instanceof Int16Array||e instanceof Int32Array||e instanceof Uint8Array||e instanceof Uint8ClampedArray||e instanceof Uint16Array||e instanceof Uint32Array||e instanceof Float32Array||e instanceof Float64Array}const It=Object.assign((async(e,t,n,r)=>{if(e=await Rt(await e,r),(a=e)&&("function"==typeof a.sql||"function"==typeof a.queryTag&&("function"==typeof a.query||"function"==typeof a.queryStream))&&("table"!==o||"function"==typeof a.describeColumns)&&a!==It)return Ft(e,function(e,t){const n="function"==typeof t.escape?t.escape:e=>e,{select:r,from:a,filter:o,sort:i,slice:s}=e;if(!a.table)throw new Error("missing from table");if(r.columns&&0===r.columns.length)throw new Error("at least one column must be selected");const c=new Map(e.names?.map((({column:e,name:t})=>[e,t]))),l=[[`SELECT ${r.columns?r.columns.map((e=>{const t=c.get(e);return t?`${n(e)} AS ${n(t)}`:n(e)})).join(", "):"*"} FROM ${Bt(a.table,n)}`]];for(let e=0;e<o.length;++e)zt(e?"\nAND ":"\nWHERE ",l),Ht(o[e],l,n);for(let e=0;e<i.length;++e)zt(e?", ":"\nORDER BY ",l),Wt(i[e],l,n);if("mssql"===t.dialect||"oracle"===t.dialect){if(null!==s.to||null!==s.from){if(!i.length){if(!r.columns)throw new Error("at least one column must be explicitly specified. Received '*'.");zt("\nORDER BY ",l),Wt({column:r.columns[0],direction:"ASC"},l,n)}zt(`\nOFFSET ${s.from||0} ROWS`,l),zt(`\nFETCH NEXT ${null!==s.to?s.to-(s.from||0):1e9} ROWS ONLY`,l)}}else null===s.to&&null===s.from||zt("\nLIMIT "+(null!==s.to?s.to-(s.from||0):1e9),l),null!==s.from&&zt(` OFFSET ${s.from}`,l);return l}(t,e),n);var a,o;if(jt(e))return function(e,t){const n=new Map,r=e,a=un(e,t);e=a.source;let o=a.schema;if(t.derive){const r=[];t.derive.map((({name:a,value:o})=>{let i=[];fn(e,t).map(((e,t)=>{let n;try{n=o(e)}catch(e){i.push({index:t,error:e}),n=void 0}r[t]?r[t]={...r[t],[a]:n}:r.push({[a]:n})})),i.length&&n.set(a,i)}));const a=un(r,t);e=e.map(((e,t)=>({...e,...a.source[t]}))),o=[...o,...a.schema]}for(const{type:n,operands:r}of t.filter){const[{value:t}]=r,a=r.slice(1).map((({value:e})=>e));switch(n){case"v":{const[n]=a,r=sn(n);e=e.filter((e=>r(e[t])));break}case"nv":{const[n]=a,r=sn(n);e=e.filter((e=>!r(e[t])));break}case"eq":{const[n]=a;if(n instanceof Date){const r=+n;e=e.filter((e=>+e[t]===r))}else e=e.filter((e=>e[t]===n));break}case"ne":{const[n]=a;e=e.filter((e=>e[t]!==n));break}case"c":{const[n]=a;e=e.filter((e=>"string"==typeof e[t]&&e[t].includes(n)));break}case"nc":{const[n]=a;e=e.filter((e=>"string"==typeof e[t]&&!e[t].includes(n)));break}case"in":{const n=new Set(a);e=e.filter((e=>n.has(e[t])));break}case"nin":{const n=new Set(a);e=e.filter((e=>!n.has(e[t])));break}case"n":e=e.filter((e=>null==e[t]));break;case"nn":e=e.filter((e=>null!=e[t]));break;case"lt":{const[n]=a;e=e.filter((e=>e[t]<n));break}case"lte":{const[n]=a;e=e.filter((e=>e[t]<=n));break}case"gt":{const[n]=a;e=e.filter((e=>e[t]>n));break}case"gte":{const[n]=a;e=e.filter((e=>e[t]>=n));break}default:throw new Error(`unknown filter type: ${n}`)}}for(const{column:n,direction:a}of function(e){if("function"!=typeof e[Symbol.iterator])throw new TypeError("values is not iterable");return Array.from(e).reverse()}(t.sort)){const t="desc"===a?Zt:Yt;e===r&&(e=e.slice()),e.sort(((e,r)=>t(e[n],r[n])))}let{from:i,to:s}=t.slice;i=null==i?0:Math.max(0,i),s=null==s?1/0:Math.max(0,s),(i>0||s<1/0)&&(e=e.slice(Math.max(0,i),Math.max(0,s)));let c=o.slice();if(t.select.columns){if(o){const e=new Map(o.map((e=>[e.name,e])));o=t.select.columns.map((t=>e.get(t)))}e=e.map((e=>Object.fromEntries(t.select.columns.map((t=>[t,e[t]])))))}if(t.names){const n=new Map(t.names.map((e=>[e.column,e])));o&&(o=o.map((e=>{const t=n.get(e.name);return{...e,...t?{name:t.name}:null}}))),c&&(c=c.map((e=>{const t=n.get(e.name);return{...e,...t?{name:t.name}:null}}))),e=fn(e,t)}e!==r&&o&&(e.schema=o);return e.fullSchema=c,e.errors=n,e}(e,t);if(!e)throw new Error("missing data source");throw new Error("invalid data source")}),{sql:(e,t,n)=>async function(){return Ft(await Ut(await e,n),arguments,t)}});function Pt(e){const t=new WeakMap;return(n,r)=>{if(!n||"object"!=typeof n)throw new Error("invalid data source");let a=t.get(n);return(!a||jt(n)&&n.length!==a._numRows)&&(a=e(n,r),a._numRows=n.length,t.set(n,a)),a}}const Rt=Pt((async(e,t)=>{if(e instanceof FileAttachment){switch(e.mimeType){case"text/csv":return e.csv();case"text/tab-separated-values":return e.tsv();case"application/json":return e.json();case"application/x-sqlite3":return e.sqlite()}if(/\.(arrow|parquet)$/i.test(e.name))return Dt(e,t);throw new Error(`unsupported file type: ${e.mimeType}`)}return _t(e)||yt(e)?Dt(e,t):jt(e)&&Ot(e)?Array.from(e,(e=>({value:e}))):e})),Ut=Pt((async(e,t)=>{if(e instanceof FileAttachment){switch(e.mimeType){case"text/csv":case"text/tab-separated-values":case"application/json":return Dt(e,t);case"application/x-sqlite3":return e.sqlite()}if(/\.(arrow|parquet)$/i.test(e.name))return Dt(e,t);throw new Error(`unsupported file type: ${e.mimeType}`)}return jt(e)?Dt(await async function(e,t){const n=await Ct();return Ot(e)?n.tableFromArrays({[t]:e}):n.tableFromJSON(e)}(e,t),t):_t(e)||yt(e)?Dt(e,t):e}));function Dt(e,t=(e instanceof FileAttachment?function(e){return e.name.replace(/@\d+(?=\.|$)/,"").replace(/\.\w+$/,"")}(e):"__table")){return DuckDBClient.of({[t]:e})}async function Ft(e,t,n){if(!e)throw new Error("missing data source");if("function"==typeof e.queryTag){const r=new AbortController,a={signal:r.signal};if(n.then((()=>r.abort("invalidated"))),"function"==typeof e.queryStream)return async function*(e){let t=performance.now();const n=await e,r=[];r.done=!1,r.error=null,r.schema=n.schema;try{for await(const e of n.readRows()){performance.now()-t>150&&r.length>0&&(yield r,t=performance.now());for(const t of e)r.push(t)}r.done=!0,yield r}catch(e){r.error=e,yield r}}(e.queryStream(...e.queryTag.apply(e,t),a));if("function"==typeof e.query)return e.query(...e.queryTag.apply(e,t),a)}if("function"==typeof e.sql)return e.sql.apply(e,t);throw new Error("source does not implement query, queryStream, or sql")}function Bt(e,t){if("object"==typeof e){let n="";return null!=e.database&&(n+=t(e.database)+"."),null!=e.schema&&(n+=t(e.schema)+"."),n+=t(e.table),n}return t(e)}function zt(e,t){const n=t[0];n[n.length-1]+=e}function Wt({column:e,direction:t},n,r){zt(`${r(e)} ${t.toUpperCase()}`,n)}function Ht({type:e,operands:t},n,r){if(t.length<1)throw new Error("Invalid operand length");if(1===t.length||"v"===e||"nv"===e)switch(Vt(t[0],n,r),e){case"n":case"nv":return void zt(" IS NULL",n);case"nn":case"v":return void zt(" IS NOT NULL",n);default:throw new Error("Invalid filter operation")}if(2!==t.length||["in","nin"].includes(e)){var a;switch(Vt(t[0],n,r),e){case"in":zt(" IN (",n);break;case"nin":zt(" NOT IN (",n);break;default:throw new Error("Invalid filter operation")}!function(e,t){let n=!0;for(const r of e)n?n=!1:zt(",",t),t.push(r.value),t[0].push("")}(t.slice(1),n),zt(")",n)}else{if(["c","nc"].includes(e)){switch(Vt(t[0],n,r),e){case"c":zt(" LIKE ",n);break;case"nc":zt(" NOT LIKE ",n)}return void Vt((a=t[1],{...a,value:`%${a.value}%`}),n,r)}switch(Vt(t[0],n,r),e){case"eq":zt(" = ",n);break;case"ne":zt(" <> ",n);break;case"gt":zt(" > ",n);break;case"lt":zt(" < ",n);break;case"gte":zt(" >= ",n);break;case"lte":zt(" <= ",n);break;default:throw new Error("Invalid filter operation")}Vt(t[1],n,r)}}function Vt(e,t,n){"column"===e.type?zt(n(e.value),t):(t.push(e.value),t[0].push(""))}function Gt(e,t){return(null==e||!(e>=e))-(null==t||!(t>=t))}function Yt(e,t){return Gt(e,t)||(e<t?-1:e>t?1:0)}function Zt(e,t){return Gt(e,t)||(e>t?-1:e<t?1:0)}const Jt=e=>"number"==typeof e&&!Number.isNaN(e),Kt=e=>Number.isInteger(e)&&!Number.isNaN(e),Xt=e=>"string"==typeof e,Qt=e=>"boolean"==typeof e,en=e=>"bigint"==typeof e,tn=e=>e instanceof Date&&!isNaN(e),nn=e=>e instanceof ArrayBuffer,rn=e=>Array.isArray(e),an=e=>"object"==typeof e&&null!==e,on=e=>null!=e;function sn(e){switch(e){case"string":return Xt;case"bigint":return en;case"boolean":return Qt;case"number":return Jt;case"integer":return Kt;case"date":return tn;case"buffer":return nn;case"array":return rn;case"object":return an;default:return on}}const cn=/^(([-+]\d{2})?\d{4}(-\d{2}(-\d{2}))|(\d{1,2})\/(\d{1,2})\/(\d{2,4}))([T ]\d{2}:\d{2}(:\d{2}(\.\d{3})?)?(Z|[-+]\d{2}:\d{2})?)?$/;function ln(e,t){switch(t){case"string":return"string"==typeof e||null==e?e:String(e);case"boolean":if("string"==typeof e){const t=e.trim().toLowerCase();return"true"===t||"false"!==t&&null}return"boolean"==typeof e||null==e?e:Boolean(e);case"bigint":return"bigint"==typeof e||null==e?e:Number.isInteger("string"!=typeof e||e.trim()?+e:NaN)?BigInt(e):void 0;case"integer":case"number":return"number"==typeof e?e:null==e||"string"==typeof e&&!e.trim()?NaN:Number(e);case"date":{if(e instanceof Date||null==e)return e;if("number"==typeof e)return new Date(e);const t=String(e).trim();return"string"!=typeof e||t?new Date(cn.test(t)?t:NaN):null}case"array":case"object":case"buffer":case"other":return e;default:throw new Error(`Unable to coerce to type: ${t}`)}}function un(e,t){const n=e;let{schema:r,inferred:a}=function(e){const{columns:t}=e;let{schema:n}=e;return $t(n)?{schema:n,inferred:!1}:(n=mn(e,St(t)?t:void 0),{schema:n,inferred:!0})}(e);const o=new Map(r.map((({name:e,type:t})=>[e,t])));if(t.types){for(const{name:e,type:a}of t.types){o.set(e,a),r===n.schema&&(r=r.slice());const t=r.findIndex((t=>t.name===e));t>-1&&(r[t]={...r[t],type:a})}e=e.map((e=>dn(e,o,r)))}else a&&(e=e.map((e=>dn(e,o,r))));return{source:e,schema:r}}function fn(e,t){if(!t.names)return e;const n=new Map(t.names.map((e=>[e.column,e])));return e.map((e=>Object.fromEntries(Object.keys(e).map((t=>[n.get(t)?.name??t,e[t]])))))}function dn(e,t,n){const r={};for(const a of n){const n=t.get(a.name),o=e[a.name];r[a.name]="raw"===n?o:ln(o,n)}return r}const pn=["boolean","integer","number","date","bigint","array","object","buffer"];function mn(e,t=function(e){const t=new Set;for(const n of e)if(n)for(const e in n)Object.prototype.hasOwnProperty.call(n,e)&&t.add(e);return Array.from(t)}(e)){const n=[],r=e.slice(0,100);for(const e of t){const t={boolean:0,integer:0,number:0,date:0,string:0,array:0,object:0,bigint:0,buffer:0,defined:0};for(const n of r){let r=n[e];if(null==r)continue;const a=typeof r;if("string"!==a)++t.defined,Array.isArray(r)?++t.array:r instanceof Date?++t.date:r instanceof ArrayBuffer?++t.buffer:"number"===a?(++t.number,Number.isInteger(r)&&++t.integer):a in t&&++t[a];else{if(r=r.trim(),!r)continue;++t.defined,++t.string,/^(true|false)$/i.test(r)?++t.boolean:r&&!isNaN(r)?(++t.number,Number.isInteger(+r)&&++t.integer):cn.test(r)&&++t.date}}const a=Math.max(1,.9*t.defined),o=vt(pn,(e=>t[e]>=a?t[e]:NaN))??(t.string>=a?"string":"other");n.push({name:e,type:o,inferred:o})}return n}class Workbook{constructor(e){Object.defineProperties(this,{_:{value:e},sheetNames:{value:e.worksheets.map((e=>e.name)),enumerable:!0}})}sheet(e,t){const n="number"==typeof e?this.sheetNames[e]:this.sheetNames.includes(e+="")?e:null;if(null==n)throw new Error(`Sheet not found: ${e}`);return function(e,{range:t,headers:n}={}){let[[r,a],[o,i]]=function(e=":",{columnCount:t,rowCount:n}){if(!(e+="").match(/^[A-Z]*\d*:[A-Z]*\d*$/))throw new Error("Malformed range specifier");const[[r=0,a=0],[o=t-1,i=n-1]]=e.split(":").map(vn);return[[r,a],[o,i]]}(t,e);const s=n?e._rows[a++]:null;let c=new Set(["#"]);for(let e=r;e<=o;e++){const t=s?hn(s.findCell(e+1)):null;let n=t&&t+""||wn(e);for(;c.has(n);)n+="_";c.add(n)}c=new Array(r).concat(Array.from(c));const l=new Array(i-a+1);for(let t=a;t<=i;t++){const n=l[t-a]=Object.create(null,{"#":{value:t+1}}),i=e.getRow(t+1);if(i.hasValues)for(let e=r;e<=o;e++){const t=hn(i.findCell(e+1));null!=t&&(n[c[e+1]]=t)}}return l.columns=c.filter((()=>!0)),l}(this._.getWorksheet(n),t)}}function hn(e){if(!e)return;const{value:t}=e;if(t&&"object"==typeof t&&!(t instanceof Date)){if(t.formula||t.sharedFormula)return t.result&&t.result.error?NaN:t.result;if(t.richText)return bn(t);if(t.text){let{text:e}=t;return e.richText&&(e=bn(e)),t.hyperlink&&t.hyperlink!==e?`${t.hyperlink} ${e}`:e}return t}return t}function bn(e){return e.richText.map((e=>e.text)).join("")}function wn(e){let t="";e++;do{t=String.fromCharCode(64+(e%26||26))+t}while(e=Math.floor((e-1)/26));return t}function vn(e){const[,t,n]=e.match(/^([A-Z]*)(\d*)$/);let r=0;if(t)for(let e=0;e<t.length;e++)r+=Math.pow(26,t.length-e-1)*(t.charCodeAt(e)-64);return[r?r-1:void 0,n?+n-1:void 0]}async function yn(e){const t=await fetch(await e.url());if(!t.ok)throw new Error(`Unable to load file: ${e.name}`);return t}async function _n(e,t,{array:n=!1,typed:r=!1}={}){const a=await e.text(),o="\t"===t?n?_e:ye:n?we:be;if("auto"===r&&!n){const e=o(a);return function(e,t){const n=new Map(t.map((({name:e,type:t})=>[e,t])));return Object.assign(e.map((e=>dn(e,n,t))),{schema:t})}(e,mn(e,e.columns))}return o(a,r&&ge)}class gn{constructor(e,t){Object.defineProperty(this,"name",{value:e,enumerable:!0}),void 0!==t&&Object.defineProperty(this,"mimeType",{value:t+"",enumerable:!0})}async blob(){return(await yn(this)).blob()}async arrayBuffer(){return(await yn(this)).arrayBuffer()}async text(){return(await yn(this)).text()}async json(){return(await yn(this)).json()}async stream(){return(await yn(this)).body}async csv(e){return _n(this,",",e)}async tsv(e){return _n(this,"\t",e)}async image(e){const t=await this.url();return new Promise(((n,r)=>{const a=new Image;new URL(t,document.baseURI).origin!==new URL(location).origin&&(a.crossOrigin="anonymous"),Object.assign(a,e),a.onload=()=>n(a),a.onerror=()=>r(new Error(`Unable to load file: ${this.name}`)),a.src=t}))}async arrow({version:e=4}={}){switch(e){case 4:{const[e,t]=await Promise.all([ft(Re.resolve()),yn(this)]);return e.Table.from(t)}case 9:{const[e,t]=await Promise.all([import(`${lt}${Ue.resolve()}`),yn(this)]);return e.tableFromIPC(t)}case 11:{const[e,t]=await Promise.all([import(`${lt}${De.resolve()}`),yn(this)]);return e.tableFromIPC(t)}default:throw new Error(`unsupported arrow version: ${e}`)}}async sqlite(){return SQLiteDatabaseClient.open(yn(this))}async zip(){const[e,t]=await Promise.all([ft(Oe.resolve()),this.arrayBuffer()]);return new ZipArchive(await e.loadAsync(t))}async xml(e="application/xml"){return(new DOMParser).parseFromString(await this.text(),e)}async html(){return this.xml("text/html")}async xlsx(){const[e,t]=await Promise.all([ft(ze.resolve()),this.arrayBuffer()]);return new Workbook(await(new e.Workbook).xlsx.load(t))}}class FileAttachment extends gn{constructor(e,t,n){super(t,n),Object.defineProperty(this,"_url",{value:e})}async url(){return await this._url+""}}function En(e){throw new Error(`File not found: ${e}`)}class ZipArchive{constructor(e){Object.defineProperty(this,"_",{value:e}),this.filenames=Object.keys(e.files).filter((t=>!e.files[t].dir))}file(e){const t=this._.file(e+="");if(!t||t.dir)throw new Error(`file not found: ${e}`);return new ZipArchiveEntry(t)}}class ZipArchiveEntry extends gn{constructor(e){super(e.name),Object.defineProperty(this,"_",{value:e}),Object.defineProperty(this,"_url",{writable:!0})}async url(){return this._url||(this._url=this.blob().then(URL.createObjectURL))}async blob(){return this._.async("blob")}async arrayBuffer(){return this._.async("arraybuffer")}async text(){return this._.async("text")}async json(){return JSON.parse(await this.text())}}var Cn={math:"http://www.w3.org/1998/Math/MathML",svg:"http://www.w3.org/2000/svg",xhtml:"http://www.w3.org/1999/xhtml",xlink:"http://www.w3.org/1999/xlink",xml:"http://www.w3.org/XML/1998/namespace",xmlns:"http://www.w3.org/2000/xmlns/"};var Nn=0;function xn(e){return new Tn("O-"+(null==e?"":e+"-")+ ++Nn)}function Tn(e){this.id=e,this.href=new URL(`#${e}`,location)+""}Tn.prototype.toString=function(){return"url("+this.href+")"};var An=Object.freeze({__proto__:null,canvas:function(e,t){var n=document.createElement("canvas");return n.width=e,n.height=t,n},context2d:function(e,t,n){null==n&&(n=devicePixelRatio);var r=document.createElement("canvas");r.width=e*n,r.height=t*n,r.style.width=e+"px";var a=r.getContext("2d");return a.scale(n,n),a},download:function(e,t="untitled",n="Save"){const r=document.createElement("a"),a=r.appendChild(document.createElement("button"));async function o(){await new Promise(requestAnimationFrame),URL.revokeObjectURL(r.href),r.removeAttribute("href"),a.textContent=n,a.disabled=!1}return a.textContent=n,r.download=t,r.onclick=async t=>{if(a.disabled=!0,r.href)return o();a.textContent="Saving…";try{const t=await("function"==typeof e?e():e);a.textContent="Download",r.href=URL.createObjectURL(t)}catch(e){a.textContent=n}if(t.eventPhase)return o();a.disabled=!1},r},element:function(e,t){var n,r=e+="",a=r.indexOf(":");a>=0&&"xmlns"!==(r=e.slice(0,a))&&(e=e.slice(a+1));var o=Cn.hasOwnProperty(r)?document.createElementNS(Cn[r],e):document.createElement(e);if(t)for(var i in t)a=(r=i).indexOf(":"),n=t[i],a>=0&&"xmlns"!==(r=i.slice(0,a))&&(i=i.slice(a+1)),Cn.hasOwnProperty(r)?o.setAttributeNS(Cn[r],i,n):o.setAttribute(i,n);return o},input:function(e){var t=document.createElement("input");return null!=e&&(t.type=e),t},range:function(e,t,n){1===arguments.length&&(t=e,e=null);var r=document.createElement("input");return r.min=e=null==e?0:+e,r.max=t=null==t?1:+t,r.step=null==n?"any":n=+n,r.type="range",r},select:function(e){var t=document.createElement("select");return Array.prototype.forEach.call(e,(function(e){var n=document.createElement("option");n.value=n.textContent=e,t.appendChild(n)})),t},svg:function(e,t){var n=document.createElementNS("http://www.w3.org/2000/svg","svg");return n.setAttribute("viewBox",[0,0,e,t]),n.setAttribute("width",e),n.setAttribute("height",t),n},text:function(e){return document.createTextNode(e)},uid:xn});var jn=Object.freeze({__proto__:null,buffer:function(e){return new Promise((function(t,n){var r=new FileReader;r.onload=function(){t(r.result)},r.onerror=n,r.readAsArrayBuffer(e)}))},text:function(e){return new Promise((function(t,n){var r=new FileReader;r.onload=function(){t(r.result)},r.onerror=n,r.readAsText(e)}))},url:function(e){return new Promise((function(t,n){var r=new FileReader;r.onload=function(){t(r.result)},r.onerror=n,r.readAsDataURL(e)}))}});function $n(){return this}function Sn(e,t){let n=!1;if("function"!=typeof t)throw new Error("dispose is not a function");return{[Symbol.iterator]:$n,next:()=>n?{done:!0}:(n=!0,{done:!1,value:e}),return:()=>(n=!0,t(e),{done:!0}),throw:()=>({done:n=!0})}}function qn(e){let t,n,r=!1;const a=e((function(e){n?(n(e),n=null):r=!0;return t=e}));if(null!=a&&"function"!=typeof a)throw new Error("function"==typeof a.then?"async initializers are not supported":"initializer returned something, but not a dispose function");return{[Symbol.iterator]:$n,throw:()=>({done:!0}),return:()=>(null!=a&&a(),{done:!0}),next:function(){return{done:!1,value:r?(r=!1,Promise.resolve(t)):new Promise((e=>n=e))}}}}function On(e){switch(e.type){case"range":case"number":return e.valueAsNumber;case"date":return e.valueAsDate;case"checkbox":return e.checked;case"file":return e.multiple?e.files:e.files[0];case"select-multiple":return Array.from(e.selectedOptions,(e=>e.value));default:return e.value}}var Ln=Object.freeze({__proto__:null,disposable:Sn,filter:function*(e,t){for(var n,r=-1;!(n=e.next()).done;)t(n.value,++r)&&(yield n.value)},input:function(e){return qn((function(t){var n=function(e){switch(e.type){case"button":case"submit":case"checkbox":return"click";case"file":return"change";default:return"input"}}(e),r=On(e);function a(){t(On(e))}return e.addEventListener(n,a),void 0!==r&&t(r),function(){e.removeEventListener(n,a)}}))},map:function*(e,t){for(var n,r=-1;!(n=e.next()).done;)yield t(n.value,++r)},observe:qn,queue:function(e){let t;const n=[],r=e((function(e){n.push(e),t&&(t(n.shift()),t=null);return e}));if(null!=r&&"function"!=typeof r)throw new Error("function"==typeof r.then?"async initializers are not supported":"initializer returned something, but not a dispose function");return{[Symbol.iterator]:$n,throw:()=>({done:!0}),return:()=>(null!=r&&r(),{done:!0}),next:function(){return{done:!1,value:n.length?Promise.resolve(n.shift()):new Promise((e=>t=e))}}}},range:function*(e,t,n){e=+e,t=+t,n=(a=arguments.length)<2?(t=e,e=0,1):a<3?1:+n;for(var r=-1,a=0|Math.max(0,Math.ceil((t-e)/n));++r<a;)yield e+r*n},valueAt:function(e,t){if(!(!isFinite(t=+t)||t<0||t!=t|0))for(var n,r=-1;!(n=e.next()).done;)if(++r===t)return n.value},worker:function(e){const t=URL.createObjectURL(new Blob([e],{type:"text/javascript"})),n=new Worker(t);return Sn(n,(()=>{n.terminate(),URL.revokeObjectURL(t)}))}});function kn(e,t){return function(n){var r,a,o,i,s,c,l,u,f=n[0],d=[],p=null,m=-1;for(s=1,c=arguments.length;s<c;++s){if((r=arguments[s])instanceof Node)d[++m]=r,f+="\x3c!--o:"+m+"--\x3e";else if(Array.isArray(r)){for(l=0,u=r.length;l<u;++l)(a=r[l])instanceof Node?(null===p&&(d[++m]=p=document.createDocumentFragment(),f+="\x3c!--o:"+m+"--\x3e"),p.appendChild(a)):(p=null,f+=a);p=null}else f+=r;f+=n[s]}if(p=e(f),++m>0){for(o=new Array(m),i=document.createTreeWalker(p,NodeFilter.SHOW_COMMENT,null,!1);i.nextNode();)a=i.currentNode,/^o:/.test(a.nodeValue)&&(o[+a.nodeValue.slice(2)]=a);for(s=0;s<m;++s)(a=o[s])&&a.parentNode.replaceChild(d[s],a)}return 1===p.childNodes.length?p.removeChild(p.firstChild):11===p.nodeType?((a=t()).appendChild(p),a):p}}const Mn=kn((function(e){var t=document.createElement("template");return t.innerHTML=e.trim(),document.importNode(t.content,!0)}),(function(){return document.createElement("span")}));function In(e){let t;Object.defineProperties(this,{generator:{value:qn((e=>{t=e}))},value:{get:()=>e,set:n=>t(e=n)}}),void 0!==e&&t(e)}function*Pn(){for(;;)yield Date.now()}var Rn=new Map;function Un(e,t){var n;return(n=Rn.get(e=+e))?n.then((()=>t)):(n=Date.now())>=e?Promise.resolve(t):function(e,t){var n=new Promise((function(n){Rn.delete(t);var r=t-e;if(!(r>0))throw new Error("invalid time");if(r>2147483647)throw new Error("too long to wait");setTimeout(n,r)}));return Rn.set(t,n),n}(n,e).then((()=>t))}var Dn=Object.freeze({__proto__:null,delay:function(e,t){return new Promise((function(n){setTimeout((function(){n(t)}),e)}))},tick:function(e,t){return Un(Math.ceil((Date.now()+1)/e)*e,t)},when:Un});function Fn(e,t){if(/^(\w+:)|\/\//i.test(e))return e;if(/^[.]{0,2}\//i.test(e))return new URL(e,null==t?location:t).href;if(!e.length||/^[\s._]/.test(e)||/\s$/.test(e))throw new Error("illegal name");return"https://unpkg.com/"+e}const Bn=kn((function(e){var t=document.createElementNS("http://www.w3.org/2000/svg","g");return t.innerHTML=e.trim(),t}),(function(){return document.createElementNS("http://www.w3.org/2000/svg","g")}));var zn=String.raw;function Wn(e){return new Promise((function(t,n){var r=document.createElement("link");r.rel="stylesheet",r.href=e,r.onerror=n,r.onload=t,document.head.appendChild(r)}))}function Hn(){return qn((function(e){var t=e(document.body.clientWidth);function n(){var n=document.body.clientWidth;n!==t&&e(t=n)}return window.addEventListener("resize",n),function(){window.removeEventListener("resize",n)}}))}const Library=Object.assign(Object.defineProperties((function(e){const t=function(e){return null==e?ft:at(e)}(e);var n;Object.defineProperties(this,(n={FileAttachment:()=>En,Mutable:()=>In,now:Pn,width:Hn,dot:()=>t(Ae.resolve()),htl:()=>t(qe.resolve()),html:()=>Mn,md:()=>function(e){return e(Le.resolve()).then((function(t){return kn((function(n){var r=document.createElement("div");r.innerHTML=t(n,{langPrefix:""}).trim();var a=r.querySelectorAll("pre code[class]");return a.length>0&&e(je.resolve()).then((function(t){a.forEach((function(n){function r(){t.highlightBlock(n),n.parentNode.classList.add("observablehq--md-pre")}t.getLanguage(n.className)?r():e(je.resolve("async-languages/index.js")).then((r=>{if(r.has(n.className))return e(je.resolve("async-languages/"+r.get(n.className))).then((e=>{t.registerLanguage(n.className,e)}))})).then(r,r)}))})),r}),(function(){return document.createElement("div")}))}))}(t),svg:()=>Bn,tex:()=>function(e){return Promise.all([e($e.resolve()),e.resolve($e.resolve("dist/katex.min.css")).then(Wn)]).then((function(e){var t=e[0],n=r();function r(e){return function(){var n=document.createElement("div");return t.render(zn.apply(String,arguments),n,e),n.removeChild(n.firstChild)}}return n.options=r,n.block=r({displayMode:!0}),n}))}(t),_:()=>t(Se.resolve()),aq:()=>t.alias({"apache-arrow":Re.resolve()})(Fe.resolve()),Arrow:()=>t(Re.resolve()),d3:()=>t(Ne.resolve()),DuckDBClient:()=>DuckDBClient,Inputs:()=>t(xe.resolve()).then((e=>({...e,file:e.fileOf(gn)}))),L:()=>async function(e){const t=await e(He.resolve());if(!t._style){const n=document.createElement("link");n.rel="stylesheet",n.href=await e.resolve(He.resolve("dist/leaflet.css")),t._style=document.head.appendChild(n)}return t}(t),mermaid:()=>async function(e){const t=await e(We.resolve());return t.initialize({securityLevel:"loose",theme:"neutral"}),function(){const e=document.createElement("div");return e.innerHTML=t.render(xn().id,String.raw.apply(String,arguments)),e.removeChild(e.firstChild)}}(t),Plot:()=>t(Te.resolve()),__query:()=>It,require:()=>t,resolve:()=>Fn,SQLite:()=>dt(t),SQLiteDatabaseClient:()=>SQLiteDatabaseClient,topojson:()=>t(Be.resolve()),vl:()=>async function(e){const[t,n,r]=await Promise.all([Me,Ie,Pe].map((t=>e(t.resolve()))));return r.register(t,n)}(t),aapl:()=>new FileAttachment("https://static.observableusercontent.com/files/3ccff97fd2d93da734e76829b2b066eafdaac6a1fafdec0faf6ebc443271cfc109d29e80dd217468fcb2aff1e6bffdc73f356cc48feb657f35378e6abbbb63b9").csv({typed:!0}),alphabet:()=>new FileAttachment("https://static.observableusercontent.com/files/75d52e6c3130b1cae83cda89305e17b50f33e7420ef205587a135e8562bcfd22e483cf4fa2fb5df6dff66f9c5d19740be1cfaf47406286e2eb6574b49ffc685d").csv({typed:!0}),cars:()=>new FileAttachment("https://static.observableusercontent.com/files/048ec3dfd528110c0665dfa363dd28bc516ffb7247231f3ab25005036717f5c4c232a5efc7bb74bc03037155cb72b1abe85a33d86eb9f1a336196030443be4f6").csv({typed:!0}),citywages:()=>new FileAttachment("https://static.observableusercontent.com/files/39837ec5121fcc163131dbc2fe8c1a2e0b3423a5d1e96b5ce371e2ac2e20a290d78b71a4fb08b9fa6a0107776e17fb78af313b8ea70f4cc6648fad68ddf06f7a").csv({typed:!0}),diamonds:()=>new FileAttachment("https://static.observableusercontent.com/files/87942b1f5d061a21fa4bb8f2162db44e3ef0f7391301f867ab5ba718b225a63091af20675f0bfe7f922db097b217b377135203a7eab34651e21a8d09f4e37252").csv({typed:!0}),flare:()=>new FileAttachment("https://static.observableusercontent.com/files/a6b0d94a7f5828fd133765a934f4c9746d2010e2f342d335923991f31b14120de96b5cb4f160d509d8dc627f0107d7f5b5070d2516f01e4c862b5b4867533000").csv({typed:!0}),industries:()=>new FileAttachment("https://static.observableusercontent.com/files/76f13741128340cc88798c0a0b7fa5a2df8370f57554000774ab8ee9ae785ffa2903010cad670d4939af3e9c17e5e18e7e05ed2b38b848ac2fc1a0066aa0005f").csv({typed:!0}),miserables:()=>new FileAttachment("https://static.observableusercontent.com/files/31d904f6e21d42d4963ece9c8cc4fbd75efcbdc404bf511bc79906f0a1be68b5a01e935f65123670ed04e35ca8cae3c2b943f82bf8db49c5a67c85cbb58db052").json(),olympians:()=>new FileAttachment("https://static.observableusercontent.com/files/31ca24545a0603dce099d10ee89ee5ae72d29fa55e8fc7c9ffb5ded87ac83060d80f1d9e21f4ae8eb04c1e8940b7287d179fe8060d887fb1f055f430e210007c").csv({typed:!0}),penguins:()=>new FileAttachment("https://static.observableusercontent.com/files/715db1223e067f00500780077febc6cebbdd90c151d3d78317c802732252052ab0e367039872ab9c77d6ef99e5f55a0724b35ddc898a1c99cb14c31a379af80a").csv({typed:!0}),pizza:()=>new FileAttachment("https://static.observableusercontent.com/files/c653108ab176088cacbb338eaf2344c4f5781681702bd6afb55697a3f91b511c6686ff469f3e3a27c75400001a2334dbd39a4499fe46b50a8b3c278b7d2f7fb5").csv({typed:!0}),weather:()=>new FileAttachment("https://static.observableusercontent.com/files/693a46b22b33db0f042728700e0c73e836fa13d55446df89120682d55339c6db7cc9e574d3d73f24ecc9bc7eb9ac9a1e7e104a1ee52c00aab1e77eb102913c1f").csv({typed:!0}),DOM:An,Files:jn,Generators:Ln,Promises:Dn},Object.fromEntries(Object.entries(n).map(Vn))))}),{resolve:{get:()=>ft.resolve,enumerable:!0,configurable:!0},require:{get:()=>ft,set:function(e){ft=e},enumerable:!0,configurable:!0}}),{resolveFrom:nt,requireFrom:at});function Vn([e,t]){return[e,{value:t,writable:!0,enumerable:!0}]}class RuntimeError extends Error{constructor(e,t){super(e),this.input=t}}function Gn(e){return()=>e}function Yn(e){return e}RuntimeError.prototype.name="RuntimeError";const Zn=Array.prototype.map;function Jn(){}const Kn=Symbol("no-observer");function Variable(e,t,n,r){var a;n||(n=Kn),Object.defineProperties(this,{_observer:{value:n,writable:!0},_definition:{value:tr,writable:!0},_duplicate:{value:void 0,writable:!0},_duplicates:{value:void 0,writable:!0},_indegree:{value:NaN,writable:!0},_inputs:{value:[],writable:!0},_invalidate:{value:Jn,writable:!0},_module:{value:t},_name:{value:null,writable:!0},_outputs:{value:new Set,writable:!0},_promise:{value:Promise.resolve(void 0),writable:!0},_reachable:{value:n!==Kn,writable:!0},_rejector:{value:(a=this,e=>{if(e===nr)throw e;if(e===tr)throw new RuntimeError(`${a._name} is not defined`,a._name);if(e instanceof Error&&e.message)throw new RuntimeError(e.message,a._name);throw new RuntimeError(`${a._name} could not be resolved`,a._name)})},_shadow:{value:Xn(t,r)},_type:{value:e},_value:{value:void 0,writable:!0},_version:{value:0,writable:!0}})}function Xn(e,t){return t?.shadow?new Map(Object.entries(t.shadow).map((([t,n])=>[t,new Variable(2,e).define([],n)]))):null}function Qn(e){e._module._runtime._dirty.add(e),e._outputs.add(this)}function er(e){e._module._runtime._dirty.add(e),e._outputs.delete(this)}function tr(){throw tr}function nr(){throw nr}function rr(e){return()=>{throw new RuntimeError(`${e} is defined more than once`)}}function ar(e,t,n){const r=this._module._scope,a=this._module._runtime;if(this._inputs.forEach(er,this),t.forEach(Qn,this),this._inputs=t,this._definition=n,this._value=void 0,n===Jn?a._variables.delete(this):a._variables.add(this),e!==this._name||r.get(e)!==this){let t,o;if(this._name)if(this._outputs.size)r.delete(this._name),o=this._module._resolve(this._name),o._outputs=this._outputs,this._outputs=new Set,o._outputs.forEach((function(e){e._inputs[e._inputs.indexOf(this)]=o}),this),o._outputs.forEach(a._updates.add,a._updates),a._dirty.add(o).add(this),r.set(this._name,o);else if((o=r.get(this._name))===this)r.delete(this._name);else{if(3!==o._type)throw new Error;o._duplicates.delete(this),this._duplicate=void 0,1===o._duplicates.size&&(o=o._duplicates.keys().next().value,t=r.get(this._name),o._outputs=t._outputs,t._outputs=new Set,o._outputs.forEach((function(e){e._inputs[e._inputs.indexOf(t)]=o})),o._definition=o._duplicate,o._duplicate=void 0,a._dirty.add(t).add(o),a._updates.add(o),r.set(this._name,o))}if(this._outputs.size)throw new Error;e&&((o=r.get(e))?3===o._type?(this._definition=rr(e),this._duplicate=n,o._duplicates.add(this)):2===o._type?(this._outputs=o._outputs,o._outputs=new Set,this._outputs.forEach((function(e){e._inputs[e._inputs.indexOf(o)]=this}),this),a._dirty.add(o).add(this),r.set(e,this)):(o._duplicate=o._definition,this._duplicate=n,t=new Variable(3,this._module),t._name=e,t._definition=this._definition=o._definition=rr(e),t._outputs=o._outputs,o._outputs=new Set,t._outputs.forEach((function(e){e._inputs[e._inputs.indexOf(o)]=t})),t._duplicates=new Set([this,o]),a._dirty.add(o).add(t),a._updates.add(o).add(t),r.set(e,t)):r.set(e,this)),this._name=e}return this._version>0&&++this._version,a._updates.add(this),a._compute(),this}Object.defineProperties(Variable.prototype,{_pending:{value:function(){this._observer.pending&&this._observer.pending()},writable:!0,configurable:!0},_fulfilled:{value:function(e){this._observer.fulfilled&&this._observer.fulfilled(e,this._name)},writable:!0,configurable:!0},_rejected:{value:function(e){this._observer.rejected&&this._observer.rejected(e,this._name)},writable:!0,configurable:!0},_resolve:{value:function(e){return this._shadow?.get(e)??this._module._resolve(e)},writable:!0,configurable:!0},define:{value:function(e,t,n){switch(arguments.length){case 1:n=e,e=t=null;break;case 2:n=t,"string"==typeof e?t=null:(t=e,e=null)}return ar.call(this,null==e?null:String(e),null==t?[]:Zn.call(t,this._resolve,this),"function"==typeof n?n:Gn(n))},writable:!0,configurable:!0},delete:{value:function(){return ar.call(this,null,[],Jn)},writable:!0,configurable:!0},import:{value:function(e,t,n){arguments.length<3&&(n=t,t=e);return ar.call(this,String(t),[n._resolve(String(e))],Yn)},writable:!0,configurable:!0}});const or=Symbol("variable"),ir=Symbol("invalidation"),sr=Symbol("visibility");function Module(e,t=[]){Object.defineProperties(this,{_runtime:{value:e},_scope:{value:new Map},_builtins:{value:new Map([["@variable",or],["invalidation",ir],["visibility",sr],...t])},_source:{value:null,writable:!0}})}async function cr(e,t){await e._compute();try{return await t._promise}catch(n){if(n===nr)return cr(e,t);throw n}}function lr(e){return e._name}Object.defineProperties(Module.prototype,{_resolve:{value:function(e){let t,n=this._scope.get(e);if(!n)if(n=new Variable(2,this),this._builtins.has(e))n.define(e,Gn(this._builtins.get(e)));else if(this._runtime._builtin._scope.has(e))n.import(e,this._runtime._builtin);else{try{t=this._runtime._global(e)}catch(t){return n.define(e,function(e){return()=>{throw e}}(t))}void 0===t?this._scope.set(n._name=e,n):n.define(e,Gn(t))}return n},writable:!0,configurable:!0},redefine:{value:function(e){const t=this._scope.get(e);if(!t)throw new RuntimeError(`${e} is not defined`);if(3===t._type)throw new RuntimeError(`${e} is defined more than once`);return t.define.apply(t,arguments)},writable:!0,configurable:!0},define:{value:function(){const e=new Variable(1,this);return e.define.apply(e,arguments)},writable:!0,configurable:!0},derive:{value:function(e,t){const n=new Map,r=new Set,a=[];function o(e){let t=n.get(e);return t||(t=new Module(e._runtime,e._builtins),t._source=e,n.set(e,t),a.push([t,e]),r.add(e),t)}const i=o(this);for(const n of e){const{alias:e,name:r}="object"==typeof n?n:{name:n};i.import(r,null==e?r:e,t)}for(const e of r)for(const[t,n]of e._scope)if(n._definition===Yn){if(e===this&&i._scope.has(t))continue;const r=n._inputs[0]._module;r._source&&o(r)}for(const[e,t]of a)for(const[r,a]of t._scope){const t=e._scope.get(r);if(!t||2===t._type)if(a._definition===Yn){const t=a._inputs[0],o=t._module;e.import(t._name,r,n.get(o)||o)}else e.define(r,a._inputs.map(lr),a._definition)}return i},writable:!0,configurable:!0},import:{value:function(){const e=new Variable(1,this);return e.import.apply(e,arguments)},writable:!0,configurable:!0},value:{value:async function(e){let t=this._scope.get(e);if(!t)throw new RuntimeError(`${e} is not defined`);if(t._observer!==Kn)return cr(this._runtime,t);t=this.variable(!0).define([e],Yn);try{return await cr(this._runtime,t)}finally{t.delete()}},writable:!0,configurable:!0},variable:{value:function(e,t){return new Variable(1,this,e,t)},writable:!0,configurable:!0},builtin:{value:function(e,t){this._builtins.set(e,t)},writable:!0,configurable:!0}});const ur="function"==typeof requestAnimationFrame?requestAnimationFrame:"function"==typeof setImmediate?setImmediate:e=>setTimeout(e,0);function Runtime(e=new Library,t=yr){const n=this.module();if(Object.defineProperties(this,{_dirty:{value:new Set},_updates:{value:new Set},_precomputes:{value:[],writable:!0},_computing:{value:null,writable:!0},_init:{value:null,writable:!0},_modules:{value:new Map},_variables:{value:new Set},_disposed:{value:!1,writable:!0},_builtin:{value:n},_global:{value:t}}),e)for(const t in e)new Variable(2,n).define(t,[],e[t])}function fr(e){const t=new Set(e._inputs);for(const n of t){if(n===e)return!0;n._inputs.forEach(t.add,t)}return!1}function dr(e){++e._indegree}function pr(e){--e._indegree}function mr(e){return e._promise.catch(e._rejector)}function hr(e){return new Promise((function(t){e._invalidate=t}))}function br(e,t){let n,r,a="function"==typeof IntersectionObserver&&t._observer&&t._observer._node,o=!a,i=Jn,s=Jn;return a&&(r=new IntersectionObserver((([e])=>(o=e.isIntersecting)&&(n=null,i()))),r.observe(a),e.then((()=>(r.disconnect(),r=null,s())))),function(e){return o?Promise.resolve(e):r?(n||(n=new Promise(((e,t)=>(i=e,s=t)))),n.then((()=>e))):Promise.reject()}}function wr(e){e._invalidate(),e._invalidate=Jn,e._pending();const t=e._value,n=++e._version;let r=null;const a=e._promise=(e._inputs.length?Promise.all(e._inputs.map(mr)).then((function(a){if(e._version!==n)throw nr;for(let t=0,n=a.length;t<n;++t)switch(a[t]){case ir:a[t]=r=hr(e);break;case sr:r||(r=hr(e)),a[t]=br(r,e);break;case or:a[t]=e}return e._definition.apply(t,a)})):new Promise((n=>n(e._definition.call(t))))).then((function(t){if(e._version!==n)throw nr;if(function(e){return e&&"function"==typeof e.next&&"function"==typeof e.return}(t))return(r||hr(e)).then((a=t,function(){a.return()})),function(e,t,n){const r=e._module._runtime;let a;function o(e){return new Promise((e=>e(n.next(a)))).then((({done:t,value:n})=>t?void 0:Promise.resolve(n).then(e)))}function i(){const n=o((o=>{if(e._version!==t)throw nr;return a=o,s(o,n).then((()=>r._precompute(i))),e._fulfilled(o),o}));n.catch((r=>{r!==nr&&e._version===t&&(s(void 0,n),e._rejected(r))}))}function s(t,n){return e._value=t,e._promise=n,e._outputs.forEach(r._updates.add,r._updates),r._compute()}return o((n=>{if(e._version!==t)throw nr;return a=n,r._precompute(i),n}))}(e,n,t);var a;return t}));a.then((t=>{e._value=t,e._fulfilled(t)}),(t=>{t!==nr&&(e._value=void 0,e._rejected(t))}))}function vr(e,t){e._invalidate(),e._invalidate=Jn,e._pending(),++e._version,e._indegree=NaN,(e._promise=Promise.reject(t)).catch(Jn),e._value=void 0,e._rejected(t)}function yr(e){return globalThis[e]}Object.defineProperties(Runtime.prototype,{_precompute:{value:function(e){this._precomputes.push(e),this._compute()},writable:!0,configurable:!0},_compute:{value:function(){return this._computing||(this._computing=this._computeSoon())},writable:!0,configurable:!0},_computeSoon:{value:function(){return new Promise(ur).then((()=>this._disposed?void 0:this._computeNow()))},writable:!0,configurable:!0},_computeNow:{value:async function(){let e,t,n=[],r=this._precomputes;if(r.length){this._precomputes=[];for(const e of r)e();await function(e=0){let t=Promise.resolve();for(let n=0;n<e;++n)t=t.then((()=>{}));return t}(3)}e=new Set(this._dirty),e.forEach((function(t){t._inputs.forEach(e.add,e);const n=function(e){if(e._observer!==Kn)return!0;const t=new Set(e._outputs);for(const e of t){if(e._observer!==Kn)return!0;e._outputs.forEach(t.add,t)}return!1}(t);n>t._reachable?this._updates.add(t):n<t._reachable&&t._invalidate(),t._reachable=n}),this),e=new Set(this._updates),e.forEach((function(t){t._reachable?(t._indegree=0,t._outputs.forEach(e.add,e)):(t._indegree=NaN,e.delete(t))})),this._computing=null,this._updates.clear(),this._dirty.clear(),e.forEach((function(e){e._outputs.forEach(dr)}));do{for(e.forEach((function(e){0===e._indegree&&n.push(e)}));t=n.pop();)wr(t),t._outputs.forEach(a),e.delete(t);e.forEach((function(t){fr(t)&&(vr(t,new RuntimeError("circular definition")),t._outputs.forEach(pr),e.delete(t))}))}while(e.size);function a(e){0==--e._indegree&&n.push(e)}},writable:!0,configurable:!0},dispose:{value:function(){this._computing=Promise.resolve(),this._disposed=!0,this._variables.forEach((e=>{e._invalidate(),e._version=NaN}))},writable:!0,configurable:!0},module:{value:function(e,t=Jn){let n;if(void 0===e)return(n=this._init)?(this._init=null,n):new Module(this);if(n=this._modules.get(e),n)return n;this._init=n=new Module(this),this._modules.set(e,n);try{e(this,t)}finally{this._init=null}return n},writable:!0,configurable:!0},fileAttachments:{value:function(e){return Object.assign((t=>{const n=e(t+="");if(null==n)throw new Error(`File not found: ${t}`);if("object"==typeof n&&"url"in n){const{url:e,mimeType:r}=n;return new FileAttachment(e,t,r)}return new FileAttachment(n,t)}),{prototype:FileAttachment.prototype})},writable:!0,configurable:!0}});export{Inspector,Library,Runtime,RuntimeError};