Bugfix/281 backticks (#282)

* #281 - Added backticks as a separation character

* #281 - Fixed case sensitive duplicates

* Fixed highlighting bug, and improved perfs

Also added logs

src/globals.ts

@@ -107,4 +107,4 @@ export function isCacheEnabled(): boolean {
 }
 
 export const SPACE_OR_PUNCTUATION =
-  /[|\t\n\r= -#%-*,.\/:;?@[-\]_{}\u00A0\u00A1\u00A7\u00AB\u00B6\u00B7\u00BB\u00BF\u037E\u0387\u055A-\u055F\u0589\u058A\u05BE\u05C0\u05C3\u05C6\u05F3\u05F4\u0609\u060A\u060C\u060D\u061B\u061E\u061F\u066A-\u066D\u06D4\u0700-\u070D\u07F7-\u07F9\u0830-\u083E\u085E\u0964\u0965\u0970\u09FD\u0A76\u0AF0\u0C77\u0C84\u0DF4\u0E4F\u0E5A\u0E5B\u0F04-\u0F12\u0F14\u0F3A-\u0F3D\u0F85\u0FD0-\u0FD4\u0FD9\u0FDA\u104A-\u104F\u10FB\u1360-\u1368\u1400\u166E\u1680\u169B\u169C\u16EB-\u16ED\u1735\u1736\u17D4-\u17D6\u17D8-\u17DA\u1800-\u180A\u1944\u1945\u1A1E\u1A1F\u1AA0-\u1AA6\u1AA8-\u1AAD\u1B5A-\u1B60\u1BFC-\u1BFF\u1C3B-\u1C3F\u1C7E\u1C7F\u1CC0-\u1CC7\u1CD3\u2000-\u200A\u2010-\u2029\u202F-\u2043\u2045-\u2051\u2053-\u205F\u207D\u207E\u208D\u208E\u2308-\u230B\u2329\u232A\u2768-\u2775\u27C5\u27C6\u27E6-\u27EF\u2983-\u2998\u29D8-\u29DB\u29FC\u29FD\u2CF9-\u2CFC\u2CFE\u2CFF\u2D70\u2E00-\u2E2E\u2E30-\u2E4F\u3000-\u3003\u3008-\u3011\u3014-\u301F\u3030\u303D\u30A0\u30FB\uA4FE\uA4FF\uA60D-\uA60F\uA673\uA67E\uA6F2-\uA6F7\uA874-\uA877\uA8CE\uA8CF\uA8F8-\uA8FA\uA8FC\uA92E\uA92F\uA95F\uA9C1-\uA9CD\uA9DE\uA9DF\uAA5C-\uAA5F\uAADE\uAADF\uAAF0\uAAF1\uABEB\uFD3E\uFD3F\uFE10-\uFE19\uFE30-\uFE52\uFE54-\uFE61\uFE63\uFE68\uFE6A\uFE6B\uFF01-\uFF03\uFF05-\uFF0A\uFF0C-\uFF0F\uFF1A\uFF1B\uFF1F\uFF20\uFF3B-\uFF3D\uFF3F\uFF5B\uFF5D\uFF5F-\uFF65]+/u
+  /[|\t\n\r= -`#%-*,.\/:;?@[-\]_{}\u00A0\u00A1\u00A7\u00AB\u00B6\u00B7\u00BB\u00BF\u037E\u0387\u055A-\u055F\u0589\u058A\u05BE\u05C0\u05C3\u05C6\u05F3\u05F4\u0609\u060A\u060C\u060D\u061B\u061E\u061F\u066A-\u066D\u06D4\u0700-\u070D\u07F7-\u07F9\u0830-\u083E\u085E\u0964\u0965\u0970\u09FD\u0A76\u0AF0\u0C77\u0C84\u0DF4\u0E4F\u0E5A\u0E5B\u0F04-\u0F12\u0F14\u0F3A-\u0F3D\u0F85\u0FD0-\u0FD4\u0FD9\u0FDA\u104A-\u104F\u10FB\u1360-\u1368\u1400\u166E\u1680\u169B\u169C\u16EB-\u16ED\u1735\u1736\u17D4-\u17D6\u17D8-\u17DA\u1800-\u180A\u1944\u1945\u1A1E\u1A1F\u1AA0-\u1AA6\u1AA8-\u1AAD\u1B5A-\u1B60\u1BFC-\u1BFF\u1C3B-\u1C3F\u1C7E\u1C7F\u1CC0-\u1CC7\u1CD3\u2000-\u200A\u2010-\u2029\u202F-\u2043\u2045-\u2051\u2053-\u205F\u207D\u207E\u208D\u208E\u2308-\u230B\u2329\u232A\u2768-\u2775\u27C5\u27C6\u27E6-\u27EF\u2983-\u2998\u29D8-\u29DB\u29FC\u29FD\u2CF9-\u2CFC\u2CFE\u2CFF\u2D70\u2E00-\u2E2E\u2E30-\u2E4F\u3000-\u3003\u3008-\u3011\u3014-\u301F\u3030\u303D\u30A0\u30FB\uA4FE\uA4FF\uA60D-\uA60F\uA673\uA67E\uA6F2-\uA6F7\uA874-\uA877\uA8CE\uA8CF\uA8F8-\uA8FA\uA8FC\uA92E\uA92F\uA95F\uA9C1-\uA9CD\uA9DE\uA9DF\uAA5C-\uAA5F\uAADE\uAADF\uAAF0\uAAF1\uABEB\uFD3E\uFD3F\uFE10-\uFE19\uFE30-\uFE52\uFE54-\uFE61\uFE63\uFE68\uFE6A\uFE6B\uFF01-\uFF03\uFF05-\uFF0A\uFF0C-\uFF0F\uFF1A\uFF1B\uFF1F\uFF20\uFF3B-\uFF3D\uFF3F\uFF5B\uFF5D\uFF5F-\uFF65]+/u

src/search/omnisearch.ts

@@ -188,6 +188,7 @@ export class Omnisearch {
       return []
     }
 
+    logDebug('=== New search ===')
     logDebug('Starting search for', query)
 
     let fuzziness: number
@@ -299,6 +300,9 @@ export class Omnisearch {
     // Sort results and keep the 50 best
     results = results.sort((a, b) => b.score - a.score).slice(0, 50)
 
+    if (results.length)
+      logDebug('First result:', results[0])
+
     const documents = await Promise.all(
       results.map(async result => await cacheManager.getDocument(result.id))
     )
@@ -306,7 +310,7 @@ export class Omnisearch {
     // If the search query contains quotes, filter out results that don't have the exact match
     const exactTerms = query.getExactTerms()
     if (exactTerms.length) {
-      logDebug('Filtering with quoted terms')
+      logDebug('Filtering with quoted terms: ', exactTerms)
       results = results.filter(r => {
         const document = documents.find(d => d.path === r.id)
         const title = document?.path.toLowerCase() ?? ''
@@ -353,8 +357,9 @@ export class Omnisearch {
         warnDebug('Stopped getMatches at', count, 'results')
         break
       }
-      const m = match[2]
-      if (m) matches.push({ match: m, offset: match.index + 1 })
+      logDebug('match :', match)
+      const m = match[1]
+      if (m) matches.push({ match: m, offset: match.index })
     }
 
     // If the query can be found "as is" in the text, put this match first

src/search/query.ts

@@ -77,10 +77,12 @@ export class Query {
 
   public getExactTerms(): string[] {
     return [
-      ...new Set([
+      ...new Set(
+        [
           ...this.query.text.filter(o => o.split(' ').length > 1),
           ...this.#inQuotes,
-      ]),
+        ].map(str => str.toLowerCase())
+      ),
     ]
   }
 }

src/tools/utils.ts

@@ -26,11 +26,8 @@ export function highlighter(str: string): string {
   return `<span class="${highlightClass}">${str}</span>`
 }
 
-export function highlighterGroups(_substring: string, ...args: any[]) {
-  // args[0] is the single char preceding args[1], which is the word we want to highlight
-  if (!!args[1].trim())
-    return `<span>${args[0]}</span><span class="${highlightClass}">${args[1]}</span>`
-  return '&lt;no content&gt;'
+export function highlighterGroups(substring: string, ...args: any[]): string {
+  return `<span class="${highlightClass}">${substring}</span>`
 }
 
 export function escapeHTML(html: string): string {
@@ -91,21 +88,9 @@ export function stringsToRegex(strings: string[]): RegExp {
   // sort strings by decreasing length, so that longer strings are matched first
   strings.sort((a, b) => b.length - a.length)
 
-  const joined =
-    '(' +
-    // Default word split is not applied if the user uses the cm-chs-patch plugin
-    (getChsSegmenter()
-      ? ''
-      : // Split on start of line, spaces, punctuation, or capital letters (for camelCase)
-      // We also add the hyphen to the list of characters that can split words
-      settings.splitCamelCase
-      ? `^|${SPACE_OR_PUNCTUATION.source}|\-|[A-Z]`
-      : `^|${SPACE_OR_PUNCTUATION.source}|\-`) +
-    ')' +
-    `(${strings.map(s => escapeRegex(s)).join('|')})`
+  const joined = `(${strings.map(s => escapeRegex(s)).join('|')})`
 
-  const reg = new RegExp(`${joined}`, 'giu')
-  return reg
+  return new RegExp(`${joined}`, 'giu')
 }
 
 export function extractHeadingsFromCache(