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var _queryBeingDone = null;
var _pattern = null;
var _escapedRegex = /[-\/\\^$*+?.()|[\]{}]/g;
function escapeRegex(e) {
return e.replace(_escapedRegex, '\\$&');
}
// for some reason Sphinx shows some entries twice
// if something has been scored already I'd rather sort it to the bottom
var _beenScored = new Set();
function __score(haystack, regex) {
let match = regex.exec(haystack);
if(match == null) {
return Number.MAX_VALUE;
}
let subLength = match[0].length;
let start = match.index;
return (subLength * 1000 + start) / 1000.0;
}
// unused for now
function __cleanNamespaces(query) {
return query.replace(/(discord\.(ext\.)?)?(.+)/, '$3');
}
var Scorer = {
// Implement the following function to further tweak the score for each result
// The function takes a result array [filename, title, anchor, descr, score]
// and returns the new score.
score: function(result) {
// only inflate the score of things that are actual API reference things
if(_pattern !== null && result[1].startsWith('discord.')) {
let _score = __score(result[1], _pattern);
if(_score === Number.MAX_VALUE) {
return result[4];
}
if(_beenScored.has(result[1])) {
return 0;
}
_beenScored.add(result[1]);
let newScore = 100 + _queryBeingDone.length - _score;
// console.log(`${result[1]}: ${result[4]} -> ${newScore} (${_score})`);
return newScore;
}
return result[4];
},
// query matches the full name of an object
objNameMatch: 15,
// or matches in the last dotted part of the object name
objPartialMatch: 11,
// Additive scores depending on the priority of the object
objPrio: {0: 15, // used to be importantResults
1: 7, // used to be objectResults
2: -5}, // used to be unimportantResults
// Used when the priority is not in the mapping.
objPrioDefault: 0,
// query found in title
title: 15,
partialTitle: 7,
// query found in terms
term: 5,
partialTerm: 2
};
$(document).ready(function() {
let params = $.getQueryParameters();
if(params.q) {
_queryBeingDone = params.q[0];
let pattern = Array.from(_queryBeingDone).map(escapeRegex).join('.*?');
_pattern = new RegExp(pattern, 'i');
}
});
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