/** * Fuse.js v7.5.0 - Lightweight fuzzy-search (http://fusejs.io) * * Copyright (c) 2026 Kiro Risk (http://kiro.me) * All Rights Reserved. Apache Software License 2.0 * * http://www.apache.org/licenses/LICENSE-2.0 */ //#region src/helpers/typeGuards.ts function isArray(value) { return !Array.isArray ? getTag(value) === "[object Array]" : Array.isArray(value); } function baseToString(value) { if (typeof value == "string") return value; if (typeof value === "bigint") return value.toString(); const result = value + ""; return result == "0" && 1 / value == -Infinity ? "-0" : result; } function toString(value) { return value == null ? "" : baseToString(value); } function isString(value) { return typeof value === "string"; } function isNumber(value) { return typeof value === "number"; } function isBoolean(value) { return value === true || value === false || isObjectLike(value) && getTag(value) == "[object Boolean]"; } function isObject(value) { return typeof value === "object"; } function isObjectLike(value) { return isObject(value) && value !== null; } function isDefined(value) { return value !== void 0 && value !== null; } function isBlank(value) { return !value.trim().length; } function getTag(value) { return value == null ? value === void 0 ? "[object Undefined]" : "[object Null]" : Object.prototype.toString.call(value); } //#endregion //#region src/core/errorMessages.ts const EXTENDED_SEARCH_UNAVAILABLE = "Extended search is not available"; const LOGICAL_SEARCH_UNAVAILABLE = "Logical search is not available"; const TOKEN_SEARCH_UNAVAILABLE = "Token search is not available"; const INCORRECT_INDEX_TYPE = "Incorrect 'index' type"; const INVALID_DOC_INDEX = "Invalid doc index: must be a non-negative integer within the bounds of the docs array"; const LOGICAL_SEARCH_INVALID_QUERY_FOR_KEY = (key) => `Invalid value for key ${key}`; const PATTERN_LENGTH_TOO_LARGE = (max) => `Pattern length exceeds max of ${max}.`; const MISSING_KEY_PROPERTY = (name) => `Missing ${name} property in key`; const INVALID_KEY_WEIGHT_VALUE = (key) => `Property 'weight' in key '${key}' must be a positive integer`; const FUSE_MATCH_TOKEN_SEARCH_UNSUPPORTED = "Fuse.match does not support useTokenSearch: token search requires corpus-level statistics (df, fieldCount) that a one-off string comparison does not have. Use new Fuse(...).search(...) instead."; //#endregion //#region src/tools/KeyStore.ts const hasOwn = Object.prototype.hasOwnProperty; var KeyStore = class { constructor(keys) { this._keys = []; this._keyMap = {}; let totalWeight = 0; keys.forEach((key) => { const obj = createKey(key); this._keys.push(obj); this._keyMap[obj.id] = obj; totalWeight += obj.weight; }); this._keys.forEach((key) => { key.weight /= totalWeight; }); } get(keyId) { return this._keyMap[keyId]; } keys() { return this._keys; } toJSON() { return JSON.stringify(this._keys); } }; function createKey(key) { let path = null; let id = null; let src = null; let weight = 1; let getFn = null; if (isString(key) || isArray(key)) { src = key; path = createKeyPath(key); id = createKeyId(key); } else { if (!hasOwn.call(key, "name")) throw new Error(MISSING_KEY_PROPERTY("name")); const name = key.name; src = name; if (hasOwn.call(key, "weight") && key.weight !== void 0) { weight = key.weight; if (weight <= 0) throw new Error(INVALID_KEY_WEIGHT_VALUE(createKeyId(name))); } path = createKeyPath(name); id = createKeyId(name); getFn = key.getFn ?? null; } return { path, id, weight, src, getFn }; } function createKeyPath(key) { return isArray(key) ? key : key.split("."); } function createKeyId(key) { return isArray(key) ? key.join(".") : key; } //#endregion //#region src/helpers/get.ts function get(obj, path) { const list = []; let arr = false; const deepGet = (obj, path, index, arrayIndex) => { if (!isDefined(obj)) return; if (!path[index]) list.push(arrayIndex !== void 0 ? { v: obj, i: arrayIndex } : obj); else { const value = obj[path[index]]; if (!isDefined(value)) return; if (index === path.length - 1 && (isString(value) || isNumber(value) || isBoolean(value) || typeof value === "bigint")) list.push(arrayIndex !== void 0 ? { v: toString(value), i: arrayIndex } : toString(value)); else if (isArray(value)) { arr = true; for (let i = 0, len = value.length; i < len; i += 1) deepGet(value[i], path, index + 1, i); } else if (path.length) deepGet(value, path, index + 1, arrayIndex); } }; deepGet(obj, isString(path) ? path.split(".") : path, 0); return arr ? list : list[0]; } //#endregion //#region src/core/config.ts const MatchOptions = { includeMatches: false, findAllMatches: false, minMatchCharLength: 1 }; const BasicOptions = { isCaseSensitive: false, ignoreDiacritics: false, includeScore: false, keys: [], shouldSort: true, sortFn: (a, b) => a.score === b.score ? a.idx < b.idx ? -1 : 1 : a.score < b.score ? -1 : 1 }; const FuzzyOptions = { location: 0, threshold: .6, distance: 100 }; const AdvancedOptions = { useExtendedSearch: false, useTokenSearch: false, tokenize: void 0, tokenMatch: "any", getFn: get, ignoreLocation: false, ignoreFieldNorm: false, fieldNormWeight: 1 }; const Config = Object.freeze({ ...BasicOptions, ...MatchOptions, ...FuzzyOptions, ...AdvancedOptions }); //#endregion //#region src/tools/fieldNorm.ts function isWordSeparator(code) { return code >= 9 && code <= 13 || code === 32 || code === 160; } function norm(weight = 1, mantissa = 3) { const cache = /* @__PURE__ */ new Map(); const m = Math.pow(10, mantissa); return { get(value) { let numTokens = 0; let inWord = false; for (let i = 0; i < value.length; i++) if (!isWordSeparator(value.charCodeAt(i))) { if (!inWord) { numTokens++; inWord = true; } } else inWord = false; if (numTokens === 0) numTokens = 1; if (cache.has(numTokens)) return cache.get(numTokens); const n = Math.round(m / Math.pow(numTokens, .5 * weight)) / m; cache.set(numTokens, n); return n; }, clear() { cache.clear(); } }; } //#endregion //#region src/tools/FuseIndex.ts var FuseIndex = class { constructor({ getFn = Config.getFn, fieldNormWeight = Config.fieldNormWeight } = {}) { this.norm = norm(fieldNormWeight, 3); this.getFn = getFn; this.isCreated = false; this.docs = []; this.keys = []; this._keysMap = {}; this.setIndexRecords(); } setSources(docs = []) { this.docs = docs; } setIndexRecords(records = []) { this.records = records; } setKeys(keys = []) { this.keys = keys; this._keysMap = {}; keys.forEach((key, idx) => { this._keysMap[key.id] = idx; }); } create() { if (this.isCreated || !this.docs.length) return; this.isCreated = true; const len = this.docs.length; this.records = new Array(len); let recordCount = 0; if (isString(this.docs[0])) for (let i = 0; i < len; i++) { const record = this._createStringRecord(this.docs[i], i); if (record) this.records[recordCount++] = record; } else for (let i = 0; i < len; i++) this.records[recordCount++] = this._createObjectRecord(this.docs[i], i); this.records.length = recordCount; this.norm.clear(); } add(doc, docIndex) { if (!Number.isInteger(docIndex) || docIndex < 0) throw new Error(INVALID_DOC_INDEX); if (isString(doc)) { const record = this._createStringRecord(doc, docIndex); if (record) this.records.push(record); return record; } const record = this._createObjectRecord(doc, docIndex); this.records.push(record); return record; } removeAt(idx) { if (!Number.isInteger(idx) || idx < 0) throw new Error(INVALID_DOC_INDEX); for (let i = 0, len = this.records.length; i < len; i += 1) if (this.records[i].i === idx) { this.records.splice(i, 1); break; } for (let i = 0, len = this.records.length; i < len; i += 1) if (this.records[i].i > idx) this.records[i].i -= 1; } removeAll(indices) { const toRemove = /* @__PURE__ */ new Set(); for (const v of indices) if (Number.isInteger(v) && v >= 0) toRemove.add(v); if (toRemove.size === 0) return; this.records = this.records.filter((r) => !toRemove.has(r.i)); const sorted = Array.from(toRemove).sort((a, b) => a - b); for (const record of this.records) { let lo = 0; let hi = sorted.length; while (lo < hi) { const mid = lo + hi >>> 1; if (sorted[mid] < record.i) lo = mid + 1; else hi = mid; } record.i -= lo; } } getValueForItemAtKeyId(item, keyId) { return item[this._keysMap[keyId]]; } size() { return this.records.length; } _createStringRecord(doc, docIndex) { if (!isDefined(doc) || isBlank(doc)) return null; return { v: doc, i: docIndex, n: this.norm.get(doc) }; } _createObjectRecord(doc, docIndex) { const record = { i: docIndex, $: {} }; for (let keyIndex = 0, keyLen = this.keys.length; keyIndex < keyLen; keyIndex++) { const key = this.keys[keyIndex]; const value = key.getFn ? key.getFn(doc) : this.getFn(doc, key.path); if (!isDefined(value)) continue; if (isArray(value)) { const subRecords = []; for (let i = 0, len = value.length; i < len; i += 1) { const item = value[i]; if (!isDefined(item)) continue; if (isString(item)) { if (!isBlank(item)) { const subRecord = { v: item, i, n: this.norm.get(item) }; subRecords.push(subRecord); } } else if (isDefined(item.v)) { const text = isString(item.v) ? item.v : toString(item.v); if (!isBlank(text)) { const subRecord = { v: text, i: item.i, n: this.norm.get(text) }; subRecords.push(subRecord); } } } record.$[keyIndex] = subRecords; } else if (isString(value) && !isBlank(value)) { const subRecord = { v: value, n: this.norm.get(value) }; record.$[keyIndex] = subRecord; } } return record; } toJSON() { return { keys: this.keys.map(({ getFn, ...key }) => key), records: this.records }; } }; function createIndex(keys, docs, { getFn = Config.getFn, fieldNormWeight = Config.fieldNormWeight } = {}) { const myIndex = new FuseIndex({ getFn, fieldNormWeight }); myIndex.setKeys(keys.map(createKey)); myIndex.setSources(docs); myIndex.create(); return myIndex; } function parseIndex(data, { getFn = Config.getFn, fieldNormWeight = Config.fieldNormWeight } = {}) { const { keys, records } = data; const myIndex = new FuseIndex({ getFn, fieldNormWeight }); myIndex.setKeys(keys); myIndex.setIndexRecords(records); return myIndex; } //#endregion //#region src/search/bitap/convertMaskToIndices.ts function convertMaskToIndices(matchmask = [], minMatchCharLength = Config.minMatchCharLength) { const indices = []; let start = -1; let end = -1; let i = 0; for (let len = matchmask.length; i < len; i += 1) { const match = matchmask[i]; if (match && start === -1) start = i; else if (!match && start !== -1) { end = i - 1; if (end - start + 1 >= minMatchCharLength) indices.push([start, end]); start = -1; } } if (matchmask[i - 1] && i - start >= minMatchCharLength) indices.push([start, i - 1]); return indices; } //#endregion //#region src/search/bitap/search.ts function search(text, pattern, patternAlphabet, { location = Config.location, distance = Config.distance, threshold = Config.threshold, findAllMatches = Config.findAllMatches, minMatchCharLength = Config.minMatchCharLength, includeMatches = Config.includeMatches, ignoreLocation = Config.ignoreLocation } = {}) { if (pattern.length > 32) throw new Error(PATTERN_LENGTH_TOO_LARGE(32)); const patternLen = pattern.length; const textLen = text.length; const expectedLocation = Math.max(0, Math.min(location, textLen)); let currentThreshold = threshold; let bestLocation = expectedLocation; const calcScore = (errors, currentLocation) => { const accuracy = errors / patternLen; if (ignoreLocation) return accuracy; const proximity = Math.abs(expectedLocation - currentLocation); if (!distance) return proximity ? 1 : accuracy; return accuracy + proximity / distance; }; const computeMatches = minMatchCharLength > 1 || includeMatches; const matchMask = computeMatches ? Array(textLen) : []; let index; while ((index = text.indexOf(pattern, bestLocation)) > -1) { const score = calcScore(0, index); currentThreshold = Math.min(score, currentThreshold); bestLocation = index + patternLen; if (computeMatches) { let i = 0; while (i < patternLen) { matchMask[index + i] = 1; i += 1; } } } bestLocation = -1; let lastBitArr = []; let finalScore = 1; let bestErrors = 0; let binMax = patternLen + textLen; const mask = 1 << patternLen - 1; for (let i = 0; i < patternLen; i += 1) { let binMin = 0; let binMid = binMax; while (binMin < binMid) { if (calcScore(i, expectedLocation + binMid) <= currentThreshold) binMin = binMid; else binMax = binMid; binMid = Math.floor((binMax - binMin) / 2 + binMin); } binMax = binMid; let start = Math.max(1, expectedLocation - binMid + 1); const finish = findAllMatches ? textLen : Math.min(expectedLocation + binMid, textLen) + patternLen; const bitArr = Array(finish + 2); bitArr[finish + 1] = (1 << i) - 1; for (let j = finish; j >= start; j -= 1) { const currentLocation = j - 1; const charMatch = patternAlphabet[text[currentLocation]]; bitArr[j] = (bitArr[j + 1] << 1 | 1) & charMatch; if (i) bitArr[j] |= (lastBitArr[j + 1] | lastBitArr[j]) << 1 | 1 | lastBitArr[j + 1]; if (bitArr[j] & mask) { finalScore = calcScore(i, currentLocation); if (finalScore <= currentThreshold) { currentThreshold = finalScore; bestLocation = currentLocation; bestErrors = i; if (bestLocation <= expectedLocation) break; start = Math.max(1, 2 * expectedLocation - bestLocation); } } } if (calcScore(i + 1, expectedLocation) > currentThreshold) break; lastBitArr = bitArr; } if (computeMatches && bestLocation >= 0) { const matchEnd = Math.min(textLen - 1, bestLocation + patternLen - 1 + bestErrors); for (let k = bestLocation; k <= matchEnd; k += 1) if (patternAlphabet[text[k]]) matchMask[k] = 1; } const result = { isMatch: bestLocation >= 0, score: Math.max(.001, finalScore) }; if (computeMatches) { const indices = convertMaskToIndices(matchMask, minMatchCharLength); if (!indices.length) result.isMatch = false; else if (includeMatches) result.indices = indices; } return result; } //#endregion //#region src/search/bitap/createPatternAlphabet.ts function createPatternAlphabet(pattern) { const mask = {}; for (let i = 0, len = pattern.length; i < len; i += 1) { const char = pattern.charAt(i); mask[char] = (mask[char] || 0) | 1 << len - i - 1; } return mask; } //#endregion //#region src/helpers/mergeIndices.ts function mergeIndices(indices) { if (indices.length <= 1) return indices; indices.sort((a, b) => a[0] - b[0] || a[1] - b[1]); const merged = [indices[0]]; for (let i = 1, len = indices.length; i < len; i += 1) { const last = merged[merged.length - 1]; const curr = indices[i]; if (curr[0] <= last[1] + 1) last[1] = Math.max(last[1], curr[1]); else merged.push(curr); } return merged; } //#endregion //#region src/helpers/diacritics.ts const NON_DECOMPOSABLE_MAP = { "ł": "l", "Ł": "L", "đ": "d", "Đ": "D", "ø": "o", "Ø": "O", "ħ": "h", "Ħ": "H", "ŧ": "t", "Ŧ": "T", "ı": "i", "ß": "ss" }; const NON_DECOMPOSABLE_RE = new RegExp("[" + Object.keys(NON_DECOMPOSABLE_MAP).join("") + "]", "g"); const stripDiacritics = typeof String.prototype.normalize === "function" ? (str) => str.normalize("NFD").replace(/[\u0300-\u036F\u0483-\u0489\u0591-\u05BD\u05BF\u05C1\u05C2\u05C4\u05C5\u05C7\u0610-\u061A\u064B-\u065F\u0670\u06D6-\u06DC\u06DF-\u06E4\u06E7\u06E8\u06EA-\u06ED\u0711\u0730-\u074A\u07A6-\u07B0\u07EB-\u07F3\u07FD\u0816-\u0819\u081B-\u0823\u0825-\u0827\u0829-\u082D\u0859-\u085B\u08D3-\u08E1\u08E3-\u0903\u093A-\u093C\u093E-\u094F\u0951-\u0957\u0962\u0963\u0981-\u0983\u09BC\u09BE-\u09C4\u09C7\u09C8\u09CB-\u09CD\u09D7\u09E2\u09E3\u09FE\u0A01-\u0A03\u0A3C\u0A3E-\u0A42\u0A47\u0A48\u0A4B-\u0A4D\u0A51\u0A70\u0A71\u0A75\u0A81-\u0A83\u0ABC\u0ABE-\u0AC5\u0AC7-\u0AC9\u0ACB-\u0ACD\u0AE2\u0AE3\u0AFA-\u0AFF\u0B01-\u0B03\u0B3C\u0B3E-\u0B44\u0B47\u0B48\u0B4B-\u0B4D\u0B56\u0B57\u0B62\u0B63\u0B82\u0BBE-\u0BC2\u0BC6-\u0BC8\u0BCA-\u0BCD\u0BD7\u0C00-\u0C04\u0C3E-\u0C44\u0C46-\u0C48\u0C4A-\u0C4D\u0C55\u0C56\u0C62\u0C63\u0C81-\u0C83\u0CBC\u0CBE-\u0CC4\u0CC6-\u0CC8\u0CCA-\u0CCD\u0CD5\u0CD6\u0CE2\u0CE3\u0D00-\u0D03\u0D3B\u0D3C\u0D3E-\u0D44\u0D46-\u0D48\u0D4A-\u0D4D\u0D57\u0D62\u0D63\u0D82\u0D83\u0DCA\u0DCF-\u0DD4\u0DD6\u0DD8-\u0DDF\u0DF2\u0DF3\u0E31\u0E34-\u0E3A\u0E47-\u0E4E\u0EB1\u0EB4-\u0EB9\u0EBB\u0EBC\u0EC8-\u0ECD\u0F18\u0F19\u0F35\u0F37\u0F39\u0F3E\u0F3F\u0F71-\u0F84\u0F86\u0F87\u0F8D-\u0F97\u0F99-\u0FBC\u0FC6\u102B-\u103E\u1056-\u1059\u105E-\u1060\u1062-\u1064\u1067-\u106D\u1071-\u1074\u1082-\u108D\u108F\u109A-\u109D\u135D-\u135F\u1712-\u1714\u1732-\u1734\u1752\u1753\u1772\u1773\u17B4-\u17D3\u17DD\u180B-\u180D\u1885\u1886\u18A9\u1920-\u192B\u1930-\u193B\u1A17-\u1A1B\u1A55-\u1A5E\u1A60-\u1A7C\u1A7F\u1AB0-\u1ABE\u1B00-\u1B04\u1B34-\u1B44\u1B6B-\u1B73\u1B80-\u1B82\u1BA1-\u1BAD\u1BE6-\u1BF3\u1C24-\u1C37\u1CD0-\u1CD2\u1CD4-\u1CE8\u1CED\u1CF2-\u1CF4\u1CF7-\u1CF9\u1DC0-\u1DF9\u1DFB-\u1DFF\u20D0-\u20F0\u2CEF-\u2CF1\u2D7F\u2DE0-\u2DFF\u302A-\u302F\u3099\u309A\uA66F-\uA672\uA674-\uA67D\uA69E\uA69F\uA6F0\uA6F1\uA802\uA806\uA80B\uA823-\uA827\uA880\uA881\uA8B4-\uA8C5\uA8E0-\uA8F1\uA8FF\uA926-\uA92D\uA947-\uA953\uA980-\uA983\uA9B3-\uA9C0\uA9E5\uAA29-\uAA36\uAA43\uAA4C\uAA4D\uAA7B-\uAA7D\uAAB0\uAAB2-\uAAB4\uAAB7\uAAB8\uAABE\uAABF\uAAC1\uAAEB-\uAAEF\uAAF5\uAAF6\uABE3-\uABEA\uABEC\uABED\uFB1E\uFE00-\uFE0F\uFE20-\uFE2F]/g, "").replace(NON_DECOMPOSABLE_RE, (ch) => NON_DECOMPOSABLE_MAP[ch]) : (str) => str; //#endregion //#region src/search/bitap/index.ts var BitapSearch = class { constructor(pattern, { location = Config.location, threshold = Config.threshold, distance = Config.distance, includeMatches = Config.includeMatches, findAllMatches = Config.findAllMatches, minMatchCharLength = Config.minMatchCharLength, isCaseSensitive = Config.isCaseSensitive, ignoreDiacritics = Config.ignoreDiacritics, ignoreLocation = Config.ignoreLocation } = {}) { this.options = { location, threshold, distance, includeMatches, findAllMatches, minMatchCharLength, isCaseSensitive, ignoreDiacritics, ignoreLocation }; pattern = isCaseSensitive ? pattern : pattern.toLowerCase(); pattern = ignoreDiacritics ? stripDiacritics(pattern) : pattern; this.pattern = pattern; this.chunks = []; if (!this.pattern.length) return; const addChunk = (pattern, startIndex) => { this.chunks.push({ pattern, alphabet: createPatternAlphabet(pattern), startIndex }); }; const len = this.pattern.length; if (len > 32) { let i = 0; const remainder = len % 32; const end = len - remainder; while (i < end) { addChunk(this.pattern.substr(i, 32), i); i += 32; } if (remainder) { const startIndex = len - 32; addChunk(this.pattern.substr(startIndex), startIndex); } } else addChunk(this.pattern, 0); } searchIn(text) { const { isCaseSensitive, ignoreDiacritics, includeMatches } = this.options; text = isCaseSensitive ? text : text.toLowerCase(); text = ignoreDiacritics ? stripDiacritics(text) : text; if (this.pattern === text) { if (text.length < this.options.minMatchCharLength) return { isMatch: false, score: 1 }; const result = { isMatch: true, score: 0 }; if (includeMatches) result.indices = [[0, text.length - 1]]; return result; } const { location, distance, threshold, findAllMatches, minMatchCharLength, ignoreLocation } = this.options; const allIndices = []; let totalScore = 0; let hasMatches = false; this.chunks.forEach(({ pattern, alphabet, startIndex }) => { const { isMatch, score, indices } = search(text, pattern, alphabet, { location: location + startIndex, distance, threshold, findAllMatches, minMatchCharLength, includeMatches, ignoreLocation }); if (isMatch) hasMatches = true; totalScore += score; if (isMatch && indices) allIndices.push(...indices); }); const result = { isMatch: hasMatches, score: hasMatches ? totalScore / this.chunks.length : 1 }; if (hasMatches && includeMatches) result.indices = mergeIndices(allIndices); return result; } }; //#endregion //#region src/core/register.ts const registeredSearchers = []; function register(...args) { registeredSearchers.push(...args); } function createSearcher(pattern, options) { for (let i = 0, len = registeredSearchers.length; i < len; i += 1) { const searcherClass = registeredSearchers[i]; if (searcherClass.condition(pattern, options)) return new searcherClass(pattern, options); } return new BitapSearch(pattern, options); } //#endregion //#region src/core/queryParser.ts const LogicalOperator = { AND: "$and", OR: "$or" }; const KeyType = { PATH: "$path", PATTERN: "$val" }; const isExpression = (query) => !!(query[LogicalOperator.AND] || query[LogicalOperator.OR]); const isPath = (query) => !!query[KeyType.PATH]; const isLeaf = (query) => !isArray(query) && isObject(query) && !isExpression(query); const convertToExplicit = (query) => ({ [LogicalOperator.AND]: Object.keys(query).map((key) => ({ [key]: query[key] })) }); function parse(query, options, { auto = true } = {}) { const next = (query) => { if (isString(query)) { const obj = { keyId: null, pattern: query }; if (auto) obj.searcher = createSearcher(query, options); return obj; } const keys = Object.keys(query); const isQueryPath = isPath(query); if (!isQueryPath && keys.length > 1 && !isExpression(query)) return next(convertToExplicit(query)); if (isLeaf(query)) { const key = isQueryPath ? query[KeyType.PATH] : keys[0]; const pattern = isQueryPath ? query[KeyType.PATTERN] : query[key]; if (!isString(pattern)) throw new Error(LOGICAL_SEARCH_INVALID_QUERY_FOR_KEY(key)); const obj = { keyId: createKeyId(key), pattern }; if (auto) obj.searcher = createSearcher(pattern, options); return obj; } const node = { children: [], operator: keys[0] }; keys.forEach((key) => { const value = query[key]; if (isArray(value)) value.forEach((item) => { node.children.push(next(item)); }); }); return node; }; if (!isExpression(query)) query = convertToExplicit(query); return next(query); } //#endregion //#region src/core/computeScore.ts function computeScoreSingle(matches, { ignoreFieldNorm = Config.ignoreFieldNorm }) { let totalScore = 1; matches.forEach(({ key, norm, score }) => { const weight = key ? key.weight : null; totalScore *= Math.pow(score === 0 && weight ? Number.EPSILON : score, (weight || 1) * (ignoreFieldNorm ? 1 : norm)); }); return totalScore; } function computeScore(results, { ignoreFieldNorm = Config.ignoreFieldNorm }) { results.forEach((result) => { result.score = computeScoreSingle(result.matches, { ignoreFieldNorm }); }); } //#endregion //#region src/tools/MaxHeap.ts var MaxHeap = class { constructor(limit, comparator) { this.limit = limit; this.heap = []; this.comparator = comparator; } get size() { return this.heap.length; } insert(item) { if (this.size < this.limit) { this.heap.push(item); this._bubbleUp(this.size - 1); } else if (this.comparator(item, this.heap[0]) < 0) { this.heap[0] = item; this._sinkDown(0); } } extractSorted() { return this.heap.sort(this.comparator); } _bubbleUp(i) { const heap = this.heap; while (i > 0) { const parent = i - 1 >> 1; if (this.comparator(heap[i], heap[parent]) <= 0) break; const tmp = heap[i]; heap[i] = heap[parent]; heap[parent] = tmp; i = parent; } } _sinkDown(i) { const heap = this.heap; const len = heap.length; let largest = i; do { i = largest; const left = 2 * i + 1; const right = 2 * i + 2; if (left < len && this.comparator(heap[left], heap[largest]) > 0) largest = left; if (right < len && this.comparator(heap[right], heap[largest]) > 0) largest = right; if (largest !== i) { const tmp = heap[i]; heap[i] = heap[largest]; heap[largest] = tmp; } } while (largest !== i); } }; //#endregion //#region src/core/formatMatches.ts function formatMatches(result) { const matches = []; result.matches.forEach((match) => { if (!isDefined(match.indices) || !match.indices.length) return; const obj = { indices: match.indices, value: match.value }; if (match.key) obj.key = match.key.id; if (match.idx > -1) obj.refIndex = match.idx; matches.push(obj); }); return matches; } //#endregion //#region src/core/format.ts function format(results, docs, { includeMatches = Config.includeMatches, includeScore = Config.includeScore } = {}) { return results.map((result) => { const { idx } = result; const data = { item: docs[idx], refIndex: idx }; if (includeMatches) data.matches = formatMatches(result); if (includeScore) data.score = result.score; return data; }); } //#endregion //#region src/search/token/analyzer.ts const DEFAULT_TOKEN = /[\p{L}\p{M}\p{N}_]+/gu; const warned = /* @__PURE__ */ new WeakSet(); function warnNonGlobal(regex) { if (!warned.has(regex)) { warned.add(regex); console.warn(`[Fuse] tokenize regex ${regex} lacks the global flag; only the first match per text will be returned. Add the 'g' flag.`); } } function resolveTokenize(tokenize) { if (typeof tokenize === "function") { let validated = false; return (text) => { const result = tokenize(text); if (!validated) { validated = true; if (!Array.isArray(result) || result.some((t) => typeof t !== "string")) throw new Error(`[Fuse] tokenize function must return string[]; received ${Array.isArray(result) ? "array containing non-strings" : typeof result}.`); } return result; }; } if (tokenize instanceof RegExp) { if (!tokenize.global) warnNonGlobal(tokenize); return (text) => text.match(tokenize) || []; } return (text) => text.match(DEFAULT_TOKEN) || []; } function createAnalyzer({ isCaseSensitive = false, ignoreDiacritics = false, tokenize } = {}) { const tokenizeFn = resolveTokenize(tokenize); return { tokenize(text) { if (!isCaseSensitive) text = text.toLowerCase(); if (ignoreDiacritics) text = stripDiacritics(text); return tokenizeFn(text); } }; } //#endregion //#region src/search/token/InvertedIndex.ts function addField(index, text, docIdx, analyzer) { const tokens = analyzer.tokenize(text); if (!tokens.length) return; index.fieldCount++; index.docFieldCount.set(docIdx, (index.docFieldCount.get(docIdx) || 0) + 1); const distinctTerms = new Set(tokens); let perDocTerms = index.docTermFieldHits.get(docIdx); if (!perDocTerms) { perDocTerms = /* @__PURE__ */ new Map(); index.docTermFieldHits.set(docIdx, perDocTerms); } for (const term of distinctTerms) { perDocTerms.set(term, (perDocTerms.get(term) || 0) + 1); index.df.set(term, (index.df.get(term) || 0) + 1); } } function ingestRecord(index, record, keyCount, analyzer) { const { i: docIdx, v, $: fields } = record; if (v !== void 0) { addField(index, v, docIdx, analyzer); return; } if (!fields) return; for (let keyIdx = 0; keyIdx < keyCount; keyIdx++) { const value = fields[keyIdx]; if (!value) continue; if (Array.isArray(value)) for (const sub of value) addField(index, sub.v, docIdx, analyzer); else addField(index, value.v, docIdx, analyzer); } } function buildInvertedIndex(records, keyCount, analyzer) { const index = { fieldCount: 0, df: /* @__PURE__ */ new Map(), docFieldCount: /* @__PURE__ */ new Map(), docTermFieldHits: /* @__PURE__ */ new Map() }; for (const record of records) ingestRecord(index, record, keyCount, analyzer); return index; } function addToInvertedIndex(index, record, keyCount, analyzer) { ingestRecord(index, record, keyCount, analyzer); } function removeFromInvertedIndex(index, docIdx) { const fieldCount = index.docFieldCount.get(docIdx); if (fieldCount === void 0) return; index.fieldCount -= fieldCount; index.docFieldCount.delete(docIdx); const perDocTerms = index.docTermFieldHits.get(docIdx); if (!perDocTerms) return; for (const [term, hits] of perDocTerms) { const next = (index.df.get(term) || 0) - hits; if (next <= 0) index.df.delete(term); else index.df.set(term, next); } index.docTermFieldHits.delete(docIdx); } function removeAndShiftInvertedIndex(index, removedIndices) { if (removedIndices.length === 0) return; const sorted = Array.from(new Set(removedIndices)).sort((a, b) => a - b); for (const idx of sorted) removeFromInvertedIndex(index, idx); const shift = (oldIdx) => { let lo = 0; let hi = sorted.length; while (lo < hi) { const mid = lo + hi >>> 1; if (sorted[mid] < oldIdx) lo = mid + 1; else hi = mid; } return oldIdx - lo; }; const firstRemoved = sorted[0]; const shiftedDocFieldCount = /* @__PURE__ */ new Map(); for (const [oldKey, count] of index.docFieldCount) shiftedDocFieldCount.set(oldKey > firstRemoved ? shift(oldKey) : oldKey, count); index.docFieldCount = shiftedDocFieldCount; const shiftedDocTermFieldHits = /* @__PURE__ */ new Map(); for (const [oldKey, terms] of index.docTermFieldHits) shiftedDocTermFieldHits.set(oldKey > firstRemoved ? shift(oldKey) : oldKey, terms); index.docTermFieldHits = shiftedDocTermFieldHits; } //#endregion //#region src/core/index.ts var Fuse = class { constructor(docs, options, index) { this.options = { ...Config, ...options }; if (this.options.useExtendedSearch && true) throw new Error(EXTENDED_SEARCH_UNAVAILABLE); if (this.options.useTokenSearch && true) throw new Error(TOKEN_SEARCH_UNAVAILABLE); this._keyStore = new KeyStore(this.options.keys); this._docs = docs; this._myIndex = null; this._invertedIndex = null; this.setCollection(docs, index); this._lastQuery = null; this._lastSearcher = null; } _getSearcher(query) { if (this._lastQuery === query) return this._lastSearcher; const searcher = createSearcher(query, this._invertedIndex ? { ...this.options, _invertedIndex: this._invertedIndex } : this.options); this._lastQuery = query; this._lastSearcher = searcher; return searcher; } setCollection(docs, index) { this._docs = docs; if (index && !(index instanceof FuseIndex)) throw new Error(INCORRECT_INDEX_TYPE); this._myIndex = index || createIndex(this.options.keys, this._docs, { getFn: this.options.getFn, fieldNormWeight: this.options.fieldNormWeight }); if (this.options.useTokenSearch) { const analyzer = createAnalyzer({ isCaseSensitive: this.options.isCaseSensitive, ignoreDiacritics: this.options.ignoreDiacritics, tokenize: this.options.tokenize }); this._invertedIndex = buildInvertedIndex(this._myIndex.records, this._myIndex.keys.length, analyzer); } this._invalidateSearcherCache(); } add(doc) { if (!isDefined(doc)) return; this._docs.push(doc); const record = this._myIndex.add(doc, this._docs.length - 1); if (this._invertedIndex && record) { const analyzer = createAnalyzer({ isCaseSensitive: this.options.isCaseSensitive, ignoreDiacritics: this.options.ignoreDiacritics, tokenize: this.options.tokenize }); addToInvertedIndex(this._invertedIndex, record, this._myIndex.keys.length, analyzer); } this._invalidateSearcherCache(); } remove(predicate = () => false) { const results = []; const indicesToRemove = []; for (let i = 0, len = this._docs.length; i < len; i += 1) if (predicate(this._docs[i], i)) { results.push(this._docs[i]); indicesToRemove.push(i); } if (indicesToRemove.length) { if (this._invertedIndex) removeAndShiftInvertedIndex(this._invertedIndex, indicesToRemove); const toRemove = new Set(indicesToRemove); this._docs = this._docs.filter((_, i) => !toRemove.has(i)); this._myIndex.removeAll(indicesToRemove); this._invalidateSearcherCache(); } return results; } removeAt(idx) { if (!Number.isInteger(idx) || idx < 0 || idx >= this._docs.length) throw new Error(INVALID_DOC_INDEX); if (this._invertedIndex) removeAndShiftInvertedIndex(this._invertedIndex, [idx]); const doc = this._docs.splice(idx, 1)[0]; this._myIndex.removeAt(idx); this._invalidateSearcherCache(); return doc; } _invalidateSearcherCache() { this._lastQuery = null; this._lastSearcher = null; } getIndex() { return this._myIndex; } _normalizedKeys() { return this._myIndex.keys.map((key) => this._keyStore.get(key.id) || key); } search(query, options) { const { limit = -1 } = options || {}; const { includeMatches, includeScore, shouldSort, sortFn, ignoreFieldNorm } = this.options; if (isString(query) && !query.trim()) { let docs = this._docs.map((item, idx) => ({ item, refIndex: idx })); if (isNumber(limit) && limit > -1) docs = docs.slice(0, limit); return docs; } const useHeap = shouldSort && isNumber(limit) && limit > 0 && isString(query); const comparator = sortFn; const stable = (a, b) => comparator(a, b) || a.idx - b.idx; let results; if (useHeap) { const heap = new MaxHeap(limit, stable); if (isString(this._docs[0])) this._searchStringList(query, { heap, ignoreFieldNorm }); else this._searchObjectList(query, { heap, ignoreFieldNorm }); results = heap.extractSorted(); } else { results = isString(query) ? isString(this._docs[0]) ? this._searchStringList(query) : this._searchObjectList(query) : this._searchLogical(query); computeScore(results, { ignoreFieldNorm }); if (shouldSort) results.sort(isString(query) ? stable : comparator); if (isNumber(limit) && limit > -1) results = results.slice(0, limit); } return format(results, this._docs, { includeMatches, includeScore }); } _searchStringList(query, { heap, ignoreFieldNorm } = {}) { const searcher = this._getSearcher(query); const requireAllTokens = this.options.useTokenSearch && this.options.tokenMatch === "all"; const { records } = this._myIndex; const results = heap ? null : []; records.forEach(({ v: text, i: idx, n: norm }) => { if (!isDefined(text)) return; const searchResult = searcher.searchIn(text); if (searchResult.isMatch) { const match = { score: searchResult.score, value: text, norm, indices: searchResult.indices }; if (requireAllTokens) { match.matchedMask = searchResult.matchedMask; match.matchedTerms = searchResult.matchedTerms; match.termCount = searchResult.termCount; } const matches = [match]; if (!requireAllTokens || this._coversAllTokens(matches)) { const result = { item: text, idx, matches }; if (heap) { result.score = computeScoreSingle(result.matches, { ignoreFieldNorm }); heap.insert(result); } else results.push(result); } } }); return results; } _searchLogical(query) { throw new Error(LOGICAL_SEARCH_UNAVAILABLE); } _searchObjectList(query, { heap, ignoreFieldNorm } = {}) { const searcher = this._getSearcher(query); const requireAllTokens = this.options.useTokenSearch && this.options.tokenMatch === "all"; const { records } = this._myIndex; const keys = this._normalizedKeys(); const results = heap ? null : []; records.forEach(({ $: item, i: idx }) => { if (!isDefined(item)) return; const matches = []; let anyKeyFailed = false; let hasInverse = false; keys.forEach((key, keyIndex) => { const keyMatches = this._findMatches({ key, value: item[keyIndex], searcher }); if (keyMatches.length) { matches.push(...keyMatches); if (keyMatches[0].hasInverse) hasInverse = true; } else anyKeyFailed = true; }); if (hasInverse && anyKeyFailed) return; if (matches.length && (!requireAllTokens || this._coversAllTokens(matches))) { const result = { idx, item, matches }; if (heap) { result.score = computeScoreSingle(result.matches, { ignoreFieldNorm }); heap.insert(result); } else results.push(result); } }); return results; } _findMatches({ key, value, searcher }) { if (!isDefined(value)) return []; const matches = []; if (isArray(value)) value.forEach(({ v: text, i: idx, n: norm }) => { if (!isDefined(text)) return; const searchResult = searcher.searchIn(text); if (searchResult.isMatch) { const match = { score: searchResult.score, key, value: text, idx, norm, indices: searchResult.indices, hasInverse: searchResult.hasInverse }; if (searchResult.termCount !== void 0) { match.matchedMask = searchResult.matchedMask; match.matchedTerms = searchResult.matchedTerms; match.termCount = searchResult.termCount; } matches.push(match); } }); else { const { v: text, n: norm } = value; const searchResult = searcher.searchIn(text); if (searchResult.isMatch) { const match = { score: searchResult.score, key, value: text, norm, indices: searchResult.indices, hasInverse: searchResult.hasInverse }; if (searchResult.termCount !== void 0) { match.matchedMask = searchResult.matchedMask; match.matchedTerms = searchResult.matchedTerms; match.termCount = searchResult.termCount; } matches.push(match); } } return matches; } _coversAllTokens(matches) { const termCount = matches.length ? matches[0].termCount : void 0; if (termCount === void 0) return true; if (termCount <= 31) { let coverage = 0; for (let i = 0; i < matches.length; i++) coverage |= matches[i].matchedMask || 0; return coverage === 2 ** termCount - 1; } const coverage = /* @__PURE__ */ new Set(); for (let i = 0; i < matches.length; i++) { const terms = matches[i].matchedTerms; if (terms) for (const t of terms) coverage.add(t); } return coverage.size === termCount; } }; //#endregion //#region src/entry.ts Fuse.version = "7.5.0"; Fuse.createIndex = createIndex; Fuse.parseIndex = parseIndex; Fuse.config = Config; Fuse.match = function(pattern, text, options) { if (options && options.useTokenSearch) throw new Error(FUSE_MATCH_TOKEN_SEARCH_UNSUPPORTED); return createSearcher(pattern, { ...Config, ...options }).searchIn(text); }; Fuse.parseQuery = parse; Fuse.use = function(...plugins) { plugins.forEach((plugin) => register(plugin)); }; var entry_default = Fuse; //#endregion export { entry_default as default };