From adde2a98617a7463360d0c63525637d0d936cc2e Mon Sep 17 00:00:00 2001
From: Thomas Wilkerling <thomas@nextapps.de>
Date: Fri, 21 Mar 2025 13:03:02 +0100
Subject: [PATCH] fix default resolver state, fix indexeddb transaction
 recycling

---
 dist/db/indexeddb/index.js              |   8 +-
 dist/flexsearch.bundle.debug.js         | 410 ++++++++++++------------
 dist/flexsearch.bundle.min.js           |  66 ++--
 dist/flexsearch.bundle.module.debug.js  | 410 ++++++++++++------------
 dist/flexsearch.bundle.module.min.js    |  66 ++--
 dist/flexsearch.compact.debug.js        |   4 +-
 dist/flexsearch.compact.min.js          |   4 +-
 dist/flexsearch.compact.module.debug.js |   4 +-
 dist/flexsearch.compact.module.min.js   |   4 +-
 dist/flexsearch.es5.debug.js            | 151 ++++-----
 dist/flexsearch.es5.min.js              |  16 +-
 dist/flexsearch.light.debug.js          |   2 +-
 dist/flexsearch.light.min.js            |   2 +-
 dist/flexsearch.light.module.debug.js   |   2 +-
 dist/flexsearch.light.module.min.js     |   2 +-
 dist/module-debug/db/indexeddb/index.js |   7 +-
 dist/module-debug/document/search.js    |   4 +-
 dist/module-debug/index/search.js       |   3 +-
 dist/module-min/db/indexeddb/index.js   |   2 +-
 dist/module-min/document/search.js      |   2 +-
 dist/module/db/indexeddb/index.js       |   7 +-
 dist/module/document/search.js          |   4 +-
 dist/module/index/search.js             |   3 +-
 package-lock.json                       |   4 +-
 package.json                            |   2 +-
 src/db/indexeddb/index.js               |   8 +-
 src/document/search.js                  |   2 +-
 27 files changed, 606 insertions(+), 593 deletions(-)

diff --git a/dist/db/indexeddb/index.js b/dist/db/indexeddb/index.js
index 03d122e..c662431 100644
--- a/dist/db/indexeddb/index.js
+++ b/dist/db/indexeddb/index.js
@@ -315,19 +315,21 @@ IdxDB.prototype.transaction = function(ref, modifier, task){
 
     return new Promise((resolve, reject) => {
         transaction.onerror = (err) => {
-            this.trx[ref+ ":" + modifier] = null;
             transaction.abort();
             transaction = store = null;
             reject(err);
             //db.close;
         };
         transaction.oncomplete = (res) => {
-            this.trx[ref+ ":" + modifier] = null;
             transaction = store = null;
             resolve(res || true);
             //db.close;
         };
-        return task.call(this, store);
+        const promise = task.call(this, store);
+        // transactions can just be used within the same event loop
+        // the indexeddb is just a stupid thing
+        this.trx[ref+ ":" + modifier] = null;
+        return promise;
     });
 };
 
diff --git a/dist/flexsearch.bundle.debug.js b/dist/flexsearch.bundle.debug.js
index 67af393..d27dbc5 100644
--- a/dist/flexsearch.bundle.debug.js
+++ b/dist/flexsearch.bundle.debug.js
@@ -1,5 +1,5 @@
 /**!
- * FlexSearch.js v0.8.113 (Bundle/Debug)
+ * FlexSearch.js v0.8.115 (Bundle/Debug)
  * Author and Copyright: Thomas Wilkerling
  * Licence: Apache-2.0
  * Hosted by Nextapps GmbH
@@ -243,8 +243,8 @@ t.encode = function(a) {
           this.stemmer && 2 < g.length && (this.N || (this.N = new RegExp("(?!^)(" + this.A + ")$")), g = g.replace(this.N, h => this.stemmer.get(h)), g.length < this.minlength || this.filter && this.filter.has(g)) && (g = "");
           if (g && (this.mapper || this.dedupe && 1 < g.length)) {
             d = "";
-            for (let h = 0, l = "", m, n; h < g.length; h++) {
-              m = g.charAt(h), m === l && this.dedupe || ((n = this.mapper && this.mapper.get(m)) || "" === n ? n === l && this.dedupe || !(l = n) || (d += n) : d += l = m);
+            for (let h = 0, l = "", n, m; h < g.length; h++) {
+              n = g.charAt(h), n === l && this.dedupe || ((m = this.mapper && this.mapper.get(n)) || "" === m ? m === l && this.dedupe || !(l = m) || (d += m) : d += l = n);
             }
             g = d;
           }
@@ -342,8 +342,8 @@ function Q(a = {}) {
   function b(g) {
     function k(h) {
       h = h.data || h;
-      const l = h.id, m = l && d.h[l];
-      m && (m(h.msg), delete d.h[l]);
+      const l = h.id, n = l && d.h[l];
+      n && (n(h.msg), delete d.h[l]);
     }
     this.worker = g;
     this.h = B();
@@ -684,19 +684,19 @@ function Ba(a) {
         }
         if (d && f) {
           E(f) && (f = [f]);
-          for (let h = 0, l, m; h < f.length; h++) {
-            if (l = f[h], !k[l] && (k[l] = 1, (g = d.get(l)) ? m = g : d.set(l, m = []), !c || !m.includes(a))) {
-              if (m.length === 2 ** 31 - 1) {
-                g = new S(m);
+          for (let h = 0, l, n; h < f.length; h++) {
+            if (l = f[h], !k[l] && (k[l] = 1, (g = d.get(l)) ? n = g : d.set(l, n = []), !c || !n.includes(a))) {
+              if (n.length === 2 ** 31 - 1) {
+                g = new S(n);
                 if (this.fastupdate) {
-                  for (let n of this.reg.values()) {
-                    n.includes(m) && (n[n.indexOf(m)] = g);
+                  for (let m of this.reg.values()) {
+                    m.includes(n) && (m[m.indexOf(n)] = g);
                   }
                 }
-                d.set(l, m = g);
+                d.set(l, n = g);
               }
-              m.push(a);
-              this.fastupdate && ((g = this.reg.get(a)) ? g.push(m) : this.reg.set(a, [m]));
+              n.push(a);
+              this.fastupdate && ((g = this.reg.get(a)) ? g.push(n) : this.reg.set(a, [n]));
             }
           }
         } else {
@@ -713,10 +713,10 @@ function Ba(a) {
           if ((c = l.I) && !c(b)) {
             continue;
           }
-          let m;
+          let n;
           if ("function" === typeof l) {
-            m = l(b);
-            if (!m) {
+            n = l(b);
+            if (!n) {
               continue;
             }
             l = [l.V];
@@ -724,7 +724,7 @@ function Ba(a) {
             k[l] = b[l];
             continue;
           }
-          Ea(b, k, l, 0, l[0], m);
+          Ea(b, k, l, 0, l[0], n);
         }
       }
       this.store.set(a, k || b);
@@ -776,13 +776,13 @@ function Da(a, b, c, e, d, f, g, k) {
 ;function Fa(a, b, c, e, d, f, g) {
   const k = a.length;
   let h = [], l;
-  var m;
+  var n;
   l = B();
-  for (let n = 0, p, q, r, u; n < b; n++) {
+  for (let m = 0, q, p, r, u; m < b; m++) {
     for (let v = 0; v < k; v++) {
-      if (r = a[v], n < r.length && (p = r[n])) {
-        for (let x = 0; x < p.length; x++) {
-          q = p[x], (m = l[q]) ? l[q]++ : (m = 0, l[q] = 1), u = h[m] || (h[m] = []), g || (m = n + (v || !d ? 0 : f || 0), u = u[m] || (u[m] = [])), u.push(q);
+      if (r = a[v], m < r.length && (q = r[m])) {
+        for (let x = 0; x < q.length; x++) {
+          p = q[x], (n = l[p]) ? l[p]++ : (n = 0, l[p] = 1), u = h[n] || (h[n] = []), g || (n = m + (v || !d ? 0 : f || 0), u = u[n] || (u[n] = [])), u.push(p);
         }
       }
     }
@@ -802,14 +802,14 @@ function Da(a, b, c, e, d, f, g, k) {
           }
         } else {
           d = [];
-          for (let n = 0, p; n < h.length; n++) {
-            if (p = h[n], p.length > e) {
-              e -= p.length;
+          for (let m = 0, q; m < h.length; m++) {
+            if (q = h[m], q.length > e) {
+              e -= q.length;
             } else {
-              if (p.length > c || e) {
-                p = p.slice(e, c + e), c -= p.length, e && (e -= p.length);
+              if (q.length > c || e) {
+                q = q.slice(e, c + e), c -= q.length, e && (e -= q.length);
               }
-              d.push(p);
+              d.push(q);
               if (!c) {
                 break;
               }
@@ -844,18 +844,18 @@ function Ga(a, b, c, e, d) {
       }
     }
   } else {
-    for (let m = h - 1, n, p = 0; 0 <= m; m--) {
-      n = a[m];
-      for (let q = 0; q < n.length; q++) {
-        if (l = (e = n[q]) && e.length) {
+    for (let n = h - 1, m, q = 0; 0 <= n; n--) {
+      m = a[n];
+      for (let p = 0; p < m.length; p++) {
+        if (l = (e = m[p]) && e.length) {
           for (let r = 0; r < l; r++) {
             if (k = e[r], !g[k]) {
               if (g[k] = 1, c) {
                 c--;
               } else {
-                let u = (q + (m < h - 1 ? d || 0 : 0)) / (m + 1) | 0;
+                let u = (p + (n < h - 1 ? d || 0 : 0)) / (n + 1) | 0;
                 (f[u] || (f[u] = [])).push(k);
-                if (++p === b) {
+                if (++q === b) {
                   return f;
                 }
               }
@@ -922,8 +922,8 @@ function Ha(a, b, c) {
 ;function Ja(a, b, c) {
   var e = c[0];
   if (e.then) {
-    return Promise.all(c).then(function(m) {
-      return a[b].apply(a, m);
+    return Promise.all(c).then(function(n) {
+      return a[b].apply(a, n);
     });
   }
   if (e[0] && e[0].index) {
@@ -931,32 +931,32 @@ function Ha(a, b, c) {
   }
   e = [];
   let d = [], f = 0, g = 0, k, h, l;
-  for (let m = 0, n; m < c.length; m++) {
-    if (n = c[m]) {
-      let p;
-      if (n.constructor === X) {
-        p = n.result;
-      } else if (n.constructor === Array) {
-        p = n;
+  for (let n = 0, m; n < c.length; n++) {
+    if (m = c[n]) {
+      let q;
+      if (m.constructor === X) {
+        q = m.result;
+      } else if (m.constructor === Array) {
+        q = m;
       } else {
-        if (f = n.limit || 0, g = n.offset || 0, l = n.suggest, h = n.resolve, k = n.enrich && h, n.index) {
-          n.resolve = !1, n.enrich = !1, p = n.index.search(n).result, n.resolve = h, n.enrich = k;
-        } else if (n.and) {
-          p = a.and(n.and);
-        } else if (n.or) {
-          p = a.or(n.or);
-        } else if (n.xor) {
-          p = a.xor(n.xor);
-        } else if (n.not) {
-          p = a.not(n.not);
+        if (f = m.limit || 0, g = m.offset || 0, l = m.suggest, h = m.resolve, k = m.enrich && h, m.index) {
+          m.resolve = !1, m.enrich = !1, q = m.index.search(m).result, m.resolve = h, m.enrich = k;
+        } else if (m.and) {
+          q = a.and(m.and);
+        } else if (m.or) {
+          q = a.or(m.or);
+        } else if (m.xor) {
+          q = a.xor(m.xor);
+        } else if (m.not) {
+          q = a.not(m.not);
         } else {
           continue;
         }
       }
-      if (p.then) {
-        d.push(p);
-      } else if (p.length) {
-        e[m] = p;
+      if (q.then) {
+        d.push(q);
+      } else if (q.length) {
+        e[n] = q;
       } else if (!l && ("and" === b || "xor" === b)) {
         e = [];
         break;
@@ -990,8 +990,8 @@ function Ka(a, b, c, e, d, f) {
     f && (a = !!f.suggest, d = f.resolve, b = f.limit, c = f.offset, e = f.enrich && d);
   }
   if (a) {
-    const {O:f, P:g, limit:k, offset:h, enrich:l, resolve:m, suggest:n} = Ja(this, "and", arguments);
-    return La.call(this, f, g, k, h, l, m, n);
+    const {O:f, P:g, limit:k, offset:h, enrich:l, resolve:n, suggest:m} = Ja(this, "and", arguments);
+    return La.call(this, f, g, k, h, l, n, m);
   }
   return d ? this.resolve(b, c, e) : this;
 };
@@ -1000,8 +1000,8 @@ function La(a, b, c, e, d, f, g) {
     const k = this;
     return Promise.all(b).then(function(h) {
       a = [];
-      for (let l = 0, m; l < h.length; l++) {
-        (m = h[l]).length && (a[l] = m);
+      for (let l = 0, n; l < h.length; l++) {
+        (n = h[l]).length && (a[l] = n);
       }
       return La.call(k, a, [], c, e, d, f, g);
     });
@@ -1029,8 +1029,8 @@ function Ma(a, b, c, e, d, f, g) {
     const k = this;
     return Promise.all(b).then(function(h) {
       a = [];
-      for (let l = 0, m; l < h.length; l++) {
-        (m = h[l]).length && (a[l] = m);
+      for (let l = 0, n; l < h.length; l++) {
+        (n = h[l]).length && (a[l] = n);
       }
       return Ma.call(k, a, [], c, e, d, f, g);
     });
@@ -1052,21 +1052,21 @@ function Na(a, b, c, e, d) {
   for (let h = 0, l; h < a.length; h++) {
     if (l = a[h]) {
       k < l.length && (k = l.length);
-      for (let m = 0, n; m < l.length; m++) {
-        if (n = l[m]) {
-          for (let p = 0, q; p < n.length; p++) {
-            q = n[p], g[q] = g[q] ? 2 : 1;
+      for (let n = 0, m; n < l.length; n++) {
+        if (m = l[n]) {
+          for (let q = 0, p; q < m.length; q++) {
+            p = m[q], g[p] = g[p] ? 2 : 1;
           }
         }
       }
     }
   }
-  for (let h = 0, l, m = 0; h < k; h++) {
-    for (let n = 0, p; n < a.length; n++) {
-      if (p = a[n]) {
-        if (l = p[h]) {
-          for (let q = 0, r; q < l.length; q++) {
-            if (r = l[q], 1 === g[r]) {
+  for (let h = 0, l, n = 0; h < k; h++) {
+    for (let m = 0, q; m < a.length; m++) {
+      if (q = a[m]) {
+        if (l = q[h]) {
+          for (let p = 0, r; p < l.length; p++) {
+            if (r = l[p], 1 === g[r]) {
               if (c) {
                 c--;
               } else {
@@ -1075,10 +1075,10 @@ function Na(a, b, c, e, d) {
                     return f;
                   }
                 } else {
-                  const u = h + (n ? d : 0);
+                  const u = h + (m ? d : 0);
                   f[u] || (f[u] = []);
                   f[u].push(r);
-                  if (++m === b) {
+                  if (++n === b) {
                     return f;
                   }
                 }
@@ -1100,8 +1100,8 @@ function Oa(a, b, c, e, d, f, g) {
     const k = this;
     return Promise.all(b).then(function(h) {
       a = [];
-      for (let l = 0, m; l < h.length; l++) {
-        (m = h[l]).length && (a[l] = m);
+      for (let l = 0, n; l < h.length; l++) {
+        (n = h[l]).length && (a[l] = n);
       }
       return Oa.call(k, a, [], c, e, d, f, g);
     });
@@ -1196,8 +1196,9 @@ V.prototype.search = function(a, b, c, e) {
   let d = [], f = [], g;
   let k;
   let h;
-  let l, m = 0;
-  let n;
+  let l, n = 0;
+  var m = !0;
+  let q;
   if (c) {
     c.constructor === Array && (c = {index:c});
     a = c.query || a;
@@ -1205,9 +1206,9 @@ V.prototype.search = function(a, b, c, e) {
     k = c.merge;
     h = g || c.field || (h = c.index) && (h.index ? null : h);
     var p = this.tag && c.tag;
-    var q = c.suggest;
-    var r = !1 !== c.resolve;
-    if (!r && !g) {
+    var r = c.suggest;
+    m = !1 !== c.resolve;
+    if (!m && !g) {
       if (h = h || this.field) {
         E(h) ? g = h : (h.constructor === Array && 1 === h.length && (h = h[0]), g = h.field || h.index);
       }
@@ -1215,9 +1216,9 @@ V.prototype.search = function(a, b, c, e) {
         throw Error("Apply resolver on document search requires either the option 'pluck' to be set or just select a single field name in your query.");
       }
     }
-    this.store && c.enrich && !r && console.warn("Enrich results can only be done on a final resolver task or when calling .resolve({ enrich: true })");
-    var u = this.store && c.enrich && r;
-    n = c.highlight && u;
+    this.store && c.enrich && !m && console.warn("Enrich results can only be done on a final resolver task or when calling .resolve({ enrich: true })");
+    var u = this.store && c.enrich && m;
+    q = c.highlight && u;
     b = c.limit || b;
     l = c.offset || 0;
     b || (b = 100);
@@ -1256,23 +1257,23 @@ V.prototype.search = function(a, b, c, e) {
       }
       p = v;
       if (!a) {
-        q = [];
+        r = [];
         if (v.length) {
           for (p = 0; p < v.length; p += 2) {
             if (this.db) {
-              r = this.index.get(v[p]);
-              if (!r) {
+              m = this.index.get(v[p]);
+              if (!m) {
                 console.warn("Tag '" + v[p] + ":" + v[p + 1] + "' will be skipped because there is no field '" + v[p] + "'.");
                 continue;
               }
-              q.push(r = r.db.tag(v[p + 1], b, l, u));
+              r.push(m = m.db.tag(v[p + 1], b, l, u));
             } else {
-              r = Qa.call(this, v[p], v[p + 1], b, l, u);
+              m = Qa.call(this, v[p], v[p + 1], b, l, u);
             }
-            d.push({field:v[p], tag:v[p + 1], result:r});
+            d.push({field:v[p], tag:v[p + 1], result:m});
           }
         }
-        return q.length ? Promise.all(q).then(function(z) {
+        return r.length ? Promise.all(r).then(function(z) {
           for (let w = 0; w < z.length; w++) {
             d[w].result = z[w];
           }
@@ -1291,7 +1292,7 @@ V.prototype.search = function(a, b, c, e) {
       continue;
     }
     let C;
-    E(D) || (C = D, D = C.field, a = C.query || a, b = C.limit || b, l = C.offset || l, q = C.suggest || q, u = this.store && (C.enrich || u));
+    E(D) || (C = D, D = C.field, a = C.query || a, b = C.limit || b, l = C.offset || l, r = C.suggest || r, u = this.store && (C.enrich || u));
     if (e) {
       w = e[z];
     } else {
@@ -1303,7 +1304,7 @@ V.prototype.search = function(a, b, c, e) {
         w = y.search(a, b, x), x && u && (x.enrich = u);
       }
     }
-    H = w && (r ? w.length : w.result.length);
+    H = w && (m ? w.length : w.result.length);
     if (p && H) {
       x = [];
       y = 0;
@@ -1313,8 +1314,8 @@ V.prototype.search = function(a, b, c, e) {
             let K = e[G];
             if (K && K.length) {
               y++, x.push(K);
-            } else if (!q) {
-              return r ? d : new X(d);
+            } else if (!r) {
+              return m ? d : new X(d);
             }
           }
         }
@@ -1322,32 +1323,32 @@ V.prototype.search = function(a, b, c, e) {
         for (let G = 0, K, rb; G < p.length; G += 2) {
           K = this.tag.get(p[G]);
           if (!K) {
-            if (console.warn("Tag '" + p[G] + ":" + p[G + 1] + "' will be skipped because there is no field '" + p[G] + "'."), q) {
+            if (console.warn("Tag '" + p[G] + ":" + p[G + 1] + "' will be skipped because there is no field '" + p[G] + "'."), r) {
               continue;
             } else {
-              return r ? d : new X(d);
+              return m ? d : new X(d);
             }
           }
           if (rb = (K = K && K.get(p[G + 1])) && K.length) {
             y++, x.push(K);
-          } else if (!q) {
-            return r ? d : new X(d);
+          } else if (!r) {
+            return m ? d : new X(d);
           }
         }
       }
       if (y) {
-        w = Ha(w, x, r);
+        w = Ha(w, x, m);
         H = w.length;
-        if (!H && !q) {
-          return r ? w : new X(w);
+        if (!H && !r) {
+          return m ? w : new X(w);
         }
         y--;
       }
     }
     if (H) {
-      f[m] = D, d.push(w), m++;
+      f[n] = D, d.push(w), n++;
     } else if (1 === h.length) {
-      return r ? d : new X(d);
+      return m ? d : new X(d);
     }
   }
   if (v) {
@@ -1355,10 +1356,10 @@ V.prototype.search = function(a, b, c, e) {
       for (u = 0; u < p.length; u += 2) {
         e = this.index.get(p[u]);
         if (!e) {
-          if (console.warn("Tag '" + p[u] + ":" + p[u + 1] + "' was not found because there is no field '" + p[u] + "'."), q) {
+          if (console.warn("Tag '" + p[u] + ":" + p[u + 1] + "' was not found because there is no field '" + p[u] + "'."), r) {
             continue;
           } else {
-            return r ? d : new X(d);
+            return m ? d : new X(d);
           }
         }
         v.push(e.db.tag(p[u + 1], b, l, !1));
@@ -1369,8 +1370,8 @@ V.prototype.search = function(a, b, c, e) {
       return w.length ? z.search(a, b, c, w) : w;
     });
   }
-  if (!m) {
-    return r ? d : new X(d);
+  if (!n) {
+    return m ? d : new X(d);
   }
   if (g && (!u || !this.store)) {
     return d[0];
@@ -1380,7 +1381,7 @@ V.prototype.search = function(a, b, c, e) {
     w = d[z];
     u && w.length && !w[0].doc && (this.db ? v.push(w = this.index.get(this.field[0]).db.enrich(w)) : w = W.call(this, w));
     if (g) {
-      return r ? w : new X(w);
+      return m ? w : new X(w);
     }
     d[z] = {field:f[z], result:w};
   }
@@ -1390,24 +1391,24 @@ V.prototype.search = function(a, b, c, e) {
       for (let D = 0; D < w.length; D++) {
         d[D].result = w[D];
       }
-      return k ? Ra(d, b) : n ? Sa(d, a, z.index, z.field, z.D, n) : d;
+      return k ? Ra(d, b) : q ? Sa(d, a, z.index, z.field, z.D, q) : d;
     });
   }
-  return k ? Ra(d, b) : n ? Sa(d, a, this.index, this.field, this.D, n) : d;
+  return k ? Ra(d, b) : q ? Sa(d, a, this.index, this.field, this.D, q) : d;
 };
 function Sa(a, b, c, e, d, f) {
   let g, k, h;
-  for (let m = 0, n, p, q, r, u; m < a.length; m++) {
-    n = a[m].result;
-    p = a[m].field;
-    r = c.get(p);
-    q = r.encoder;
+  for (let n = 0, m, q, p, r, u; n < a.length; n++) {
+    m = a[n].result;
+    q = a[n].field;
+    r = c.get(q);
+    p = r.encoder;
     h = r.tokenize;
-    u = d[e.indexOf(p)];
-    q !== g && (g = q, k = g.encode(b));
-    for (let v = 0; v < n.length; v++) {
+    u = d[e.indexOf(q)];
+    p !== g && (g = p, k = g.encode(b));
+    for (let v = 0; v < m.length; v++) {
       let x = "";
-      var l = ba(n[v].doc, u);
+      var l = ba(m[v].doc, u);
       let y = g.encode(l);
       l = l.split(g.split);
       for (let F = 0, z, w; F < y.length; F++) {
@@ -1432,7 +1433,7 @@ function Sa(a, b, c, e, d, f) {
         }
         D || (x += (x ? " " : "") + l[F]);
       }
-      n[v].highlight = x;
+      m[v].highlight = x;
     }
   }
   return a;
@@ -1442,9 +1443,9 @@ function Ra(a, b) {
   for (let d = 0, f, g; d < a.length; d++) {
     f = a[d];
     g = f.result;
-    for (let k = 0, h, l, m; k < g.length; k++) {
-      if (l = g[k], h = l.id, m = e[h]) {
-        m.push(f.field);
+    for (let k = 0, h, l, n; k < g.length; k++) {
+      if (l = g[k], h = l.id, n = e[h]) {
+        n.push(f.field);
       } else {
         if (c.length === b) {
           return c;
@@ -1821,20 +1822,20 @@ O.prototype.add = function(a, b, c, e) {
     }
     b = this.encoder.encode(b);
     if (e = b.length) {
-      const l = B(), m = B(), n = this.depth, p = this.resolution;
-      for (let q = 0; q < e; q++) {
-        let r = b[this.rtl ? e - 1 - q : q];
+      const l = B(), n = B(), m = this.depth, q = this.resolution;
+      for (let p = 0; p < e; p++) {
+        let r = b[this.rtl ? e - 1 - p : p];
         var d = r.length;
-        if (d && (n || !m[r])) {
-          var f = this.score ? this.score(b, r, q, null, 0) : fb(p, e, q), g = "";
+        if (d && (m || !n[r])) {
+          var f = this.score ? this.score(b, r, p, null, 0) : fb(q, e, p), g = "";
           switch(this.tokenize) {
             case "full":
               if (2 < d) {
                 for (f = 0; f < d; f++) {
                   for (var k = d; k > f; k--) {
                     g = r.substring(f, k);
-                    var h = this.score ? this.score(b, r, q, g, f) : fb(p, e, q, d, f);
-                    gb(this, m, g, h, a, c);
+                    var h = this.score ? this.score(b, r, p, g, f) : fb(q, e, p, d, f);
+                    gb(this, n, g, h, a, c);
                   }
                 }
                 break;
@@ -1842,23 +1843,23 @@ O.prototype.add = function(a, b, c, e) {
             case "reverse":
               if (1 < d) {
                 for (k = d - 1; 0 < k; k--) {
-                  g = r[k] + g, h = this.score ? this.score(b, r, q, g, k) : fb(p, e, q, d, k), gb(this, m, g, h, a, c);
+                  g = r[k] + g, h = this.score ? this.score(b, r, p, g, k) : fb(q, e, p, d, k), gb(this, n, g, h, a, c);
                 }
                 g = "";
               }
             case "forward":
               if (1 < d) {
                 for (k = 0; k < d; k++) {
-                  g += r[k], gb(this, m, g, f, a, c);
+                  g += r[k], gb(this, n, g, f, a, c);
                 }
                 break;
               }
             default:
-              if (gb(this, m, r, f, a, c), n && 1 < e && q < e - 1) {
-                for (d = B(), g = this.U, f = r, k = Math.min(n + 1, e - q), d[f] = 1, h = 1; h < k; h++) {
-                  if ((r = b[this.rtl ? e - 1 - q - h : q + h]) && !d[r]) {
+              if (gb(this, n, r, f, a, c), m && 1 < e && p < e - 1) {
+                for (d = B(), g = this.U, f = r, k = Math.min(m + 1, e - p), d[f] = 1, h = 1; h < k; h++) {
+                  if ((r = b[this.rtl ? e - 1 - p - h : p + h]) && !d[r]) {
                     d[r] = 1;
-                    const u = this.score ? this.score(b, f, q, r, h) : fb(g + (e / 2 > g ? 0 : 1), e, q, k - 1, h - 1), v = this.bidirectional && r > f;
+                    const u = this.score ? this.score(b, f, p, r, h) : fb(g + (e / 2 > g ? 0 : 1), e, p, k - 1, h - 1), v = this.bidirectional && r > f;
                     gb(this, l, v ? f : r, u, a, c, v ? r : f);
                   }
                 }
@@ -1897,32 +1898,32 @@ function fb(a, b, c, e, d) {
 }
 ;O.prototype.search = function(a, b, c) {
   c || (!b && I(a) ? (c = a, a = "") : I(b) && (c = b, b = 0));
-  let e = [], d, f, g, k = 0, h, l, m, n, p;
-  c ? (a = c.query || a, b = c.limit || b, k = c.offset || 0, f = c.context, g = c.suggest, p = (h = !1 !== c.resolve) && c.enrich, m = c.boost, n = c.resolution, l = this.db && c.tag) : h = this.resolve;
-  let q = this.encoder.encode(a);
-  d = q.length;
+  let e = [], d, f, g, k = 0, h, l, n, m, q;
+  c ? (a = c.query || a, b = c.limit || b, k = c.offset || 0, f = c.context, g = c.suggest, q = (h = !1 !== c.resolve) && c.enrich, n = c.boost, m = c.resolution, l = this.db && c.tag) : h = this.resolve;
+  let p = this.encoder.encode(a);
+  d = p.length;
   b = b || (h ? 100 : 0);
   if (1 === d) {
-    return ib.call(this, q[0], "", b, k, h, p, l);
+    return ib.call(this, p[0], "", b, k, h, q, l);
   }
   f = this.depth && !1 !== f;
   if (2 === d && f && !g) {
-    return ib.call(this, q[0], q[1], b, k, h, p, l);
+    return ib.call(this, p[0], p[1], b, k, h, q, l);
   }
   let r = B(), u = 0, v;
-  1 < d && f && (v = q[0], u = 1);
-  n || 0 === n || (n = v ? this.U : this.resolution);
+  1 < d && f && (v = p[0], u = 1);
+  m || 0 === m || (m = v ? this.U : this.resolution);
   if (this.db) {
-    if (this.db.search && (a = this.db.search(this, q, b, k, g, h, p, l), !1 !== a)) {
+    if (this.db.search && (a = this.db.search(this, p, b, k, g, h, q, l), !1 !== a)) {
       return a;
     }
     const x = this;
     return async function() {
       for (let y, F; u < d; u++) {
-        if ((F = q[u]) && !r[F]) {
+        if ((F = p[u]) && !r[F]) {
           r[F] = 1;
           y = await jb(x, F, v, 0, 0, !1, !1);
-          if (y = kb(y, e, g, n)) {
+          if (y = kb(y, e, g, m)) {
             e = y;
             break;
           }
@@ -1930,14 +1931,14 @@ function fb(a, b, c, e, d) {
         }
         g && v && u === d - 1 && !e.length && (v = "", u = -1, r = B());
       }
-      return lb(e, n, b, k, g, m, h);
+      return lb(e, m, b, k, g, n, h);
     }();
   }
   for (let x, y; u < d; u++) {
-    if ((y = q[u]) && !r[y]) {
+    if ((y = p[u]) && !r[y]) {
       r[y] = 1;
       x = jb(this, y, v, 0, 0, !1, !1);
-      if (x = kb(x, e, g, n)) {
+      if (x = kb(x, e, g, m)) {
         e = x;
         break;
       }
@@ -1945,7 +1946,7 @@ function fb(a, b, c, e, d) {
     }
     g && v && u === d - 1 && !e.length && (v = "", u = -1, r = B());
   }
-  return lb(e, n, b, k, g, m, h);
+  return lb(e, m, b, k, g, n, h);
 };
 function lb(a, b, c, e, d, f, g) {
   let k = a.length, h = a;
@@ -2182,11 +2183,11 @@ t.serialize = function(a = !0) {
   e = "";
   for (var d of this.map.entries()) {
     var f = d[0], g = d[1], k = "";
-    for (let m = 0, n; m < g.length; m++) {
-      n = g[m] || [""];
+    for (let n = 0, m; n < g.length; n++) {
+      m = g[n] || [""];
       var h = "";
-      for (var l = 0; l < n.length; l++) {
-        h += (h ? "," : "") + ("string" === c ? '"' + n[l] + '"' : n[l]);
+      for (var l = 0; l < m.length; l++) {
+        h += (h ? "," : "") + ("string" === c ? '"' + m[l] + '"' : m[l]);
       }
       h = "[" + h + "]";
       k += (k ? "," : "") + h;
@@ -2196,18 +2197,18 @@ t.serialize = function(a = !0) {
   }
   e = "index.map=new Map([" + e + "]);";
   d = "";
-  for (const m of this.ctx.entries()) {
-    f = m[0];
-    g = m[1];
-    for (const n of g.entries()) {
-      g = n[0];
-      k = n[1];
+  for (const n of this.ctx.entries()) {
+    f = n[0];
+    g = n[1];
+    for (const m of g.entries()) {
+      g = m[0];
+      k = m[1];
       h = "";
-      for (let p = 0, q; p < k.length; p++) {
-        q = k[p] || [""];
+      for (let q = 0, p; q < k.length; q++) {
+        p = k[q] || [""];
         l = "";
-        for (let r = 0; r < q.length; r++) {
-          l += (l ? "," : "") + ("string" === c ? '"' + q[r] + '"' : q[r]);
+        for (let r = 0; r < p.length; r++) {
+          l += (l ? "," : "") + ("string" === c ? '"' + p[r] + '"' : p[r]);
         }
         l = "[" + l + "]";
         h += (h ? "," : "") + l;
@@ -2298,15 +2299,15 @@ t.get = function(a, b, c = 0, e = 0, d = !0, f = !1) {
       if (!c && !e && 1 === k.length) {
         return k[0];
       }
-      for (let l = 0, m; l < k.length; l++) {
-        if ((m = k[l]) && m.length) {
-          if (e >= m.length) {
-            e -= m.length;
+      for (let l = 0, n; l < k.length; l++) {
+        if ((n = k[l]) && n.length) {
+          if (e >= n.length) {
+            e -= n.length;
             continue;
           }
-          const n = c ? e + Math.min(m.length - e, c) : m.length;
-          for (let p = e; p < n; p++) {
-            h.push(m[p]);
+          const m = c ? e + Math.min(n.length - e, c) : n.length;
+          for (let q = e; q < m; q++) {
+            h.push(n[q]);
           }
           e = 0;
           if (h.length === c) {
@@ -2361,17 +2362,18 @@ t.transaction = function(a, b, c) {
   let d = this.db.transaction(a, b);
   this.h[a + ":" + b] = e = d.objectStore(a);
   return new Promise((f, g) => {
-    d.onerror = k => {
-      this.h[a + ":" + b] = null;
+    d.onerror = h => {
       d.abort();
       d = e = null;
-      g(k);
+      g(h);
     };
-    d.oncomplete = k => {
-      d = e = this.h[a + ":" + b] = null;
-      f(k || !0);
+    d.oncomplete = h => {
+      d = e = null;
+      f(h || !0);
     };
-    return c.call(this, e);
+    const k = c.call(this, e);
+    this.h[a + ":" + b] = null;
+    return k;
   });
 };
 t.commit = async function(a, b, c) {
@@ -2399,14 +2401,14 @@ t.commit = async function(a, b, c) {
         var h;
         if (k && k.length) {
           const l = Math.max(k.length, g.length);
-          for (let m = 0, n, p; m < l; m++) {
-            if ((p = g[m]) && p.length) {
-              if ((n = k[m]) && n.length) {
-                for (h = 0; h < p.length; h++) {
-                  n.push(p[h]);
+          for (let n = 0, m, q; n < l; n++) {
+            if ((q = g[n]) && q.length) {
+              if ((m = k[n]) && m.length) {
+                for (h = 0; h < q.length; h++) {
+                  m.push(q[h]);
                 }
               } else {
-                k[m] = p;
+                k[n] = q;
               }
               h = 1;
             }
@@ -2423,26 +2425,26 @@ t.commit = async function(a, b, c) {
       for (const k of g) {
         const h = k[0], l = k[1];
         l.length && (b ? e.put(l, f + ":" + h) : e.get(f + ":" + h).onsuccess = function() {
-          let m = this.result;
-          var n;
-          if (m && m.length) {
-            const p = Math.max(m.length, l.length);
-            for (let q = 0, r, u; q < p; q++) {
-              if ((u = l[q]) && u.length) {
-                if ((r = m[q]) && r.length) {
-                  for (n = 0; n < u.length; n++) {
-                    r.push(u[n]);
+          let n = this.result;
+          var m;
+          if (n && n.length) {
+            const q = Math.max(n.length, l.length);
+            for (let p = 0, r, u; p < q; p++) {
+              if ((u = l[p]) && u.length) {
+                if ((r = n[p]) && r.length) {
+                  for (m = 0; m < u.length; m++) {
+                    r.push(u[m]);
                   }
                 } else {
-                  m[q] = u;
+                  n[p] = u;
                 }
-                n = 1;
+                m = 1;
               }
             }
           } else {
-            m = l, n = 1;
+            n = l, m = 1;
           }
-          n && e.put(m, f + ":" + h);
+          m && e.put(n, f + ":" + h);
         });
       }
     }
@@ -2471,10 +2473,10 @@ function sb(a, b, c) {
   let d, f, g = 0;
   for (let k = 0, h; k < e.length; k++) {
     if (h = c ? e : e[k]) {
-      for (let l = 0, m, n; l < b.length; l++) {
-        if (n = b[l], m = h.indexOf(f ? parseInt(n, 10) : n), 0 > m && !f && "string" === typeof n && !isNaN(n) && (m = h.indexOf(parseInt(n, 10))) && (f = 1), 0 <= m) {
+      for (let l = 0, n, m; l < b.length; l++) {
+        if (m = b[l], n = h.indexOf(f ? parseInt(m, 10) : m), 0 > n && !f && "string" === typeof m && !isNaN(m) && (n = h.indexOf(parseInt(m, 10))) && (f = 1), 0 <= n) {
           if (d = 1, 1 < h.length) {
-            h.splice(m, 1);
+            h.splice(n, 1);
           } else {
             e[k] = [];
             break;
diff --git a/dist/flexsearch.bundle.min.js b/dist/flexsearch.bundle.min.js
index f0f2149..6583bf6 100644
--- a/dist/flexsearch.bundle.min.js
+++ b/dist/flexsearch.bundle.min.js
@@ -1,5 +1,5 @@
 /**!
- * FlexSearch.js v0.8.113 (Bundle)
+ * FlexSearch.js v0.8.115 (Bundle)
  * Author and Copyright: Thomas Wilkerling
  * Licence: Apache-2.0
  * Hosted by Nextapps GmbH
@@ -20,10 +20,10 @@ A((c=a.stemmer)&&new Map(c),null,this.stemmer);this.replacer=A(a.replacer,null,t
 t.addMatcher=function(a,b){if("object"===typeof a)return this.addReplacer(a,b);if(2>a.length&&(this.dedupe||this.mapper))return this.addMapper(a,b);this.matcher||(this.matcher=new Map);this.matcher.set(a,b);this.h+=(this.h?"|":"")+a;this.M=null;this.cache&&L(this);return this};t.addReplacer=function(a,b){if("string"===typeof a)return this.addMatcher(a,b);this.replacer||(this.replacer=[]);this.replacer.push(a,b);this.cache&&L(this);return this};
 t.encode=function(a){if(this.cache&&a.length<=this.K)if(this.H){if(this.B.has(a))return this.B.get(a)}else this.H=setTimeout(L,50,this);this.normalize&&("function"===typeof this.normalize?a=this.normalize(a):a=ja?a.normalize("NFKD").replace(ja,"").toLowerCase():a.toLowerCase());this.prepare&&(a=this.prepare(a));this.numeric&&3<a.length&&(a=a.replace(ha,"$1 $2").replace(ia,"$1 $2").replace(fa,"$1 "));const b=!(this.dedupe||this.mapper||this.filter||this.matcher||this.stemmer||this.replacer);let c=
 [],e=this.split||""===this.split?a.split(this.split):a;for(let f=0,g,k;f<e.length;f++)if((g=k=e[f])&&!(g.length<this.minlength))if(b)c.push(g);else if(!this.filter||!this.filter.has(g)){if(this.cache&&g.length<=this.L)if(this.H){var d=this.G.get(g);if(d||""===d){d&&c.push(d);continue}}else this.H=setTimeout(L,50,this);this.stemmer&&2<g.length&&(this.N||(this.N=new RegExp("(?!^)("+this.A+")$")),g=g.replace(this.N,h=>this.stemmer.get(h)),g.length<this.minlength||this.filter&&this.filter.has(g))&&(g=
-"");if(g&&(this.mapper||this.dedupe&&1<g.length)){d="";for(let h=0,l="",m,n;h<g.length;h++)m=g.charAt(h),m===l&&this.dedupe||((n=this.mapper&&this.mapper.get(m))||""===n?n===l&&this.dedupe||!(l=n)||(d+=n):d+=l=m);g=d}this.matcher&&1<g.length&&(this.M||(this.M=new RegExp("("+this.h+")","g")),g=g.replace(this.M,h=>this.matcher.get(h)));if(g&&this.replacer)for(d=0;g&&d<this.replacer.length;d+=2)g=g.replace(this.replacer[d],this.replacer[d+1]);this.cache&&k.length<=this.L&&(this.G.set(k,g),this.G.size>
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@@ -69,12 +69,12 @@ t.export=function(a,b,c=0,e=0){if(c<this.field.length){const g=this.field[c];if(
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+d){for(k=d-1;0<k;k--)g=r[k]+g,h=this.score?this.score(b,r,p,g,k):fb(q,e,p,d,k),gb(this,n,g,h,a,c);g=""}case "forward":if(1<d){for(k=0;k<d;k++)g+=r[k],gb(this,n,g,f,a,c);break}default:if(gb(this,n,r,f,a,c),m&&1<e&&p<e-1)for(d=B(),g=this.U,f=r,k=Math.min(m+1,e-p),d[f]=1,h=1;h<k;h++)if((r=b[this.rtl?e-1-p-h:p+h])&&!d[r]){d[r]=1;const u=this.score?this.score(b,f,p,r,h):fb(g+(e/2>g?0:1),e,p,k-1,h-1),v=this.bidirectional&&r>f;gb(this,l,v?f:r,u,a,c,v?r:f)}}}}this.fastupdate||this.reg.add(a)}else b=""}this.db&&
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-function fb(a,b,c,e,d){return c&&1<a?b+(e||0)<=a?c+(d||0):(a-1)/(b+(e||0))*(c+(d||0))+1|0:0};O.prototype.search=function(a,b,c){c||(!b&&I(a)?(c=a,a=""):I(b)&&(c=b,b=0));let e=[],d,f,g,k=0,h,l,m,n,p;c?(a=c.query||a,b=c.limit||b,k=c.offset||0,f=c.context,g=c.suggest,p=(h=!1!==c.resolve)&&c.enrich,m=c.boost,n=c.resolution,l=this.db&&c.tag):h=this.resolve;let q=this.encoder.encode(a);d=q.length;b=b||(h?100:0);if(1===d)return ib.call(this,q[0],"",b,k,h,p,l);f=this.depth&&!1!==f;if(2===d&&f&&!g)return ib.call(this,q[0],q[1],b,k,h,p,l);let r=B(),u=0,v;1<d&&f&&(v=q[0],u=1);n||0===n||(n=v?this.U:
-this.resolution);if(this.db){if(this.db.search&&(a=this.db.search(this,q,b,k,g,h,p,l),!1!==a))return a;const x=this;return async function(){for(let y,F;u<d;u++){if((F=q[u])&&!r[F]){r[F]=1;y=await jb(x,F,v,0,0,!1,!1);if(y=kb(y,e,g,n)){e=y;break}v&&(g&&y&&e.length||(v=F))}g&&v&&u===d-1&&!e.length&&(v="",u=-1,r=B())}return lb(e,n,b,k,g,m,h)}()}for(let x,y;u<d;u++){if((y=q[u])&&!r[y]){r[y]=1;x=jb(this,y,v,0,0,!1,!1);if(x=kb(x,e,g,n)){e=x;break}v&&(g&&x&&e.length||(v=y))}g&&v&&u===d-1&&!e.length&&(v="",
-u=-1,r=B())}return lb(e,n,b,k,g,m,h)};function lb(a,b,c,e,d,f,g){let k=a.length,h=a;if(1<k)h=Fa(a,b,c,e,d,f,g);else if(1===k)return g?Ia.call(null,a[0],c,e):new X(a[0]);return g?h:new X(h)}function ib(a,b,c,e,d,f,g){a=jb(this,a,b,c,e,d,f,g);return this.db?a.then(function(k){return d?k||[]:new X(k)}):a&&a.length?d?Ia.call(this,a,c,e):new X(a):d?[]:new X}
+function fb(a,b,c,e,d){return c&&1<a?b+(e||0)<=a?c+(d||0):(a-1)/(b+(e||0))*(c+(d||0))+1|0:0};O.prototype.search=function(a,b,c){c||(!b&&I(a)?(c=a,a=""):I(b)&&(c=b,b=0));let e=[],d,f,g,k=0,h,l,n,m,q;c?(a=c.query||a,b=c.limit||b,k=c.offset||0,f=c.context,g=c.suggest,q=(h=!1!==c.resolve)&&c.enrich,n=c.boost,m=c.resolution,l=this.db&&c.tag):h=this.resolve;let p=this.encoder.encode(a);d=p.length;b=b||(h?100:0);if(1===d)return ib.call(this,p[0],"",b,k,h,q,l);f=this.depth&&!1!==f;if(2===d&&f&&!g)return ib.call(this,p[0],p[1],b,k,h,q,l);let r=B(),u=0,v;1<d&&f&&(v=p[0],u=1);m||0===m||(m=v?this.U:
+this.resolution);if(this.db){if(this.db.search&&(a=this.db.search(this,p,b,k,g,h,q,l),!1!==a))return a;const x=this;return async function(){for(let y,F;u<d;u++){if((F=p[u])&&!r[F]){r[F]=1;y=await jb(x,F,v,0,0,!1,!1);if(y=kb(y,e,g,m)){e=y;break}v&&(g&&y&&e.length||(v=F))}g&&v&&u===d-1&&!e.length&&(v="",u=-1,r=B())}return lb(e,m,b,k,g,n,h)}()}for(let x,y;u<d;u++){if((y=p[u])&&!r[y]){r[y]=1;x=jb(this,y,v,0,0,!1,!1);if(x=kb(x,e,g,m)){e=x;break}v&&(g&&x&&e.length||(v=y))}g&&v&&u===d-1&&!e.length&&(v="",
+u=-1,r=B())}return lb(e,m,b,k,g,n,h)};function lb(a,b,c,e,d,f,g){let k=a.length,h=a;if(1<k)h=Fa(a,b,c,e,d,f,g);else if(1===k)return g?Ia.call(null,a[0],c,e):new X(a[0]);return g?h:new X(h)}function ib(a,b,c,e,d,f,g){a=jb(this,a,b,c,e,d,f,g);return this.db?a.then(function(k){return d?k||[]:new X(k)}):a&&a.length?d?Ia.call(this,a,c,e):new X(a):d?[]:new X}
 function kb(a,b,c,e){let d=[];if(a&&a.length){if(a.length<=e){b.push(a);return}for(let f=0,g;f<e;f++)if(g=a[f])d[f]=g;if(d.length){b.push(d);return}}if(!c)return d}function jb(a,b,c,e,d,f,g,k){let h;c&&(h=a.bidirectional&&b>c)&&(h=c,c=b,b=h);if(a.db)return a.db.get(b,c,e,d,f,g,k);a=c?(a=a.ctx.get(c))&&a.get(b):a.map.get(b);return a};O.prototype.remove=function(a,b){const c=this.reg.size&&(this.fastupdate?this.reg.get(a):this.reg.has(a));if(c){if(this.fastupdate)for(let e=0,d;e<c.length;e++){if(d=c[e])if(2>d.length)d.pop();else{const f=d.indexOf(a);f===c.length-1?d.pop():d.splice(f,1)}}else mb(this.map,a),this.depth&&mb(this.ctx,a);b||this.reg.delete(a)}this.db&&(this.commit_task.push({del:a}),this.T&&hb(this));this.cache&&this.cache.remove(a);return this};
 function mb(a,b){let c=0;if(a.constructor===Array)for(let e=0,d,f;e<a.length;e++){if((d=a[e])&&d.length)if(f=d.indexOf(b),0<=f){1<d.length?(d.splice(f,1),c++):delete a[e];break}else c++}else for(let e of a.entries()){const d=e[0],f=mb(e[1],b);f?c+=f:a.delete(d)}return c};function O(a,b){if(!this||this.constructor!==O)return new O(a);if(a){var c=E(a)?a:a.preset;c&&(a=Object.assign({},eb[c],a))}else a={};c=a.context;const e=!0===c?{depth:1}:c||{},d=E(a.encoder)?db[a.encoder]:a.encode||a.encoder||Wa;this.encoder=d.encode?d:"object"===typeof d?new J(d):{encode:d};this.resolution=a.resolution||9;this.tokenize=(c=a.tokenize)&&"default"!==c&&c||"strict";this.depth="strict"===c&&e.depth||0;this.bidirectional=!1!==e.bidirectional;this.fastupdate=!!a.fastupdate;this.score=
 a.score||null;(c=a.keystore||0)&&(this.keystore=c);this.map=c?new T(c):new Map;this.ctx=c?new T(c):new Map;this.reg=b||(this.fastupdate?c?new T(c):new Map:c?new U(c):new Set);this.U=e.resolution||3;this.rtl=d.rtl||a.rtl||!1;this.cache=(c=a.cache||null)&&new Y(c);this.resolve=!1!==a.resolve;if(c=a.db)this.db=this.mount(c);this.T=!1!==a.commit;this.commit_task=[];this.commit_timer=null;this.priority=a.priority||4}t=O.prototype;
@@ -83,19 +83,19 @@ t.clear=function(){this.map.clear();this.ctx.clear();this.reg.clear();this.cache
 function nb(a){let b=0;if(a.constructor===Array)for(let c=0,e;c<a.length;c++)(e=a[c])&&(b+=e.length);else for(const c of a){const e=c[0],d=nb(c[1]);d?b+=d:a.delete(e)}return b}t.cleanup=function(){if(!this.fastupdate)return this;nb(this.map);this.depth&&nb(this.ctx);return this};t.searchCache=Va;
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 t.import=function(a,b){if(b)switch("string"===typeof b&&(b=JSON.parse(b)),a=a.split("."),"json"===a[a.length-1]&&a.pop(),3===a.length&&a.shift(),a=1<a.length?a[1]:a[0],a){case "reg":this.fastupdate=!1;this.reg=ya(b,this.reg);break;case "map":this.map=ua(b,this.map);break;case "ctx":this.ctx=wa(b,this.ctx)}};
-t.serialize=function(a=!0){if(!this.reg.size)return"";let b="",c="";for(var e of this.reg.keys())c||(c=typeof e),b+=(b?",":"")+("string"===c?'"'+e+'"':e);b="index.reg=new Set(["+b+"]);";e="";for(var d of this.map.entries()){var f=d[0],g=d[1],k="";for(let m=0,n;m<g.length;m++){n=g[m]||[""];var h="";for(var l=0;l<n.length;l++)h+=(h?",":"")+("string"===c?'"'+n[l]+'"':n[l]);h="["+h+"]";k+=(k?",":"")+h}k='["'+f+'",['+k+"]]";e+=(e?",":"")+k}e="index.map=new Map(["+e+"]);";d="";for(const m of this.ctx.entries()){f=
-m[0];g=m[1];for(const n of g.entries()){g=n[0];k=n[1];h="";for(let p=0,q;p<k.length;p++){q=k[p]||[""];l="";for(let r=0;r<q.length;r++)l+=(l?",":"")+("string"===c?'"'+q[r]+'"':q[r]);l="["+l+"]";h+=(h?",":"")+l}h='new Map([["'+g+'",['+h+"]]])";h='["'+f+'",'+h+"]";d+=(d?",":"")+h}}d="index.ctx=new Map(["+d+"]);";return a?"function inject(index){"+b+e+d+"}":b+e+d};la(O.prototype);const ob="undefined"!==typeof window&&(window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB),pb=["map","ctx","tag","reg","cfg"];
+t.serialize=function(a=!0){if(!this.reg.size)return"";let b="",c="";for(var e of this.reg.keys())c||(c=typeof e),b+=(b?",":"")+("string"===c?'"'+e+'"':e);b="index.reg=new Set(["+b+"]);";e="";for(var d of this.map.entries()){var f=d[0],g=d[1],k="";for(let n=0,m;n<g.length;n++){m=g[n]||[""];var h="";for(var l=0;l<m.length;l++)h+=(h?",":"")+("string"===c?'"'+m[l]+'"':m[l]);h="["+h+"]";k+=(k?",":"")+h}k='["'+f+'",['+k+"]]";e+=(e?",":"")+k}e="index.map=new Map(["+e+"]);";d="";for(const n of this.ctx.entries()){f=
+n[0];g=n[1];for(const m of g.entries()){g=m[0];k=m[1];h="";for(let q=0,p;q<k.length;q++){p=k[q]||[""];l="";for(let r=0;r<p.length;r++)l+=(l?",":"")+("string"===c?'"'+p[r]+'"':p[r]);l="["+l+"]";h+=(h?",":"")+l}h='new Map([["'+g+'",['+h+"]]])";h='["'+f+'",'+h+"]";d+=(d?",":"")+h}}d="index.ctx=new Map(["+d+"]);";return a?"function inject(index){"+b+e+d+"}":b+e+d};la(O.prototype);const ob="undefined"!==typeof window&&(window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB),pb=["map","ctx","tag","reg","cfg"];
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-t.get=function(a,b,c=0,e=0,d=!0,f=!1){a=this.db.transaction(b?"ctx":"map","readonly").objectStore(b?"ctx":"map").get(b?b+":"+a:a);const g=this;return Z(a).then(function(k){let h=[];if(!k||!k.length)return h;if(d){if(!c&&!e&&1===k.length)return k[0];for(let l=0,m;l<k.length;l++)if((m=k[l])&&m.length){if(e>=m.length){e-=m.length;continue}const n=c?e+Math.min(m.length-e,c):m.length;for(let p=e;p<n;p++)h.push(m[p]);e=0;if(h.length===c)break}return f?g.enrich(h):h}return k})};
+t.get=function(a,b,c=0,e=0,d=!0,f=!1){a=this.db.transaction(b?"ctx":"map","readonly").objectStore(b?"ctx":"map").get(b?b+":"+a:a);const g=this;return Z(a).then(function(k){let h=[];if(!k||!k.length)return h;if(d){if(!c&&!e&&1===k.length)return k[0];for(let l=0,n;l<k.length;l++)if((n=k[l])&&n.length){if(e>=n.length){e-=n.length;continue}const m=c?e+Math.min(n.length-e,c):n.length;for(let q=e;q<m;q++)h.push(n[q]);e=0;if(h.length===c)break}return f?g.enrich(h):h}return k})};
 t.tag=function(a,b=0,c=0,e=!1){a=this.db.transaction("tag","readonly").objectStore("tag").get(a);const d=this;return Z(a).then(function(f){if(!f||!f.length||c>=f.length)return[];if(!b&&!c)return f;f=f.slice(c,c+b);return e?d.enrich(f):f})};
 t.enrich=function(a){"object"!==typeof a&&(a=[a]);const b=this.db.transaction("reg","readonly").objectStore("reg"),c=[];for(let e=0;e<a.length;e++)c[e]=Z(b.get(a[e]));return Promise.all(c).then(function(e){for(let d=0;d<e.length;d++)e[d]={id:a[d],doc:e[d]?JSON.parse(e[d]):null};return e})};t.has=function(a){a=this.db.transaction("reg","readonly").objectStore("reg").getKey(a);return Z(a)};t.search=null;t.info=function(){};
-t.transaction=function(a,b,c){let e=this.h[a+":"+b];if(e)return c.call(this,e);let d=this.db.transaction(a,b);this.h[a+":"+b]=e=d.objectStore(a);return new Promise((f,g)=>{d.onerror=k=>{this.h[a+":"+b]=null;d.abort();d=e=null;g(k)};d.oncomplete=k=>{d=e=this.h[a+":"+b]=null;f(k||!0)};return c.call(this,e)})};
+t.transaction=function(a,b,c){let e=this.h[a+":"+b];if(e)return c.call(this,e);let d=this.db.transaction(a,b);this.h[a+":"+b]=e=d.objectStore(a);return new Promise((f,g)=>{d.onerror=h=>{d.abort();d=e=null;g(h)};d.oncomplete=h=>{d=e=null;f(h||!0)};const k=c.call(this,e);this.h[a+":"+b]=null;return k})};
 t.commit=async function(a,b,c){if(b)await this.clear(),a.commit_task=[];else{let e=a.commit_task;a.commit_task=[];for(let d=0,f;d<e.length;d++)if(f=e[d],f.clear){await this.clear();b=!0;break}else e[d]=f.W;b||(c||(e=e.concat(aa(a.reg))),e.length&&await this.remove(e))}a.reg.size&&(await this.transaction("map","readwrite",function(e){for(const d of a.map){const f=d[0],g=d[1];g.length&&(b?e.put(g,f):e.get(f).onsuccess=function(){let k=this.result;var h;if(k&&k.length){const l=Math.max(k.length,g.length);
-for(let m=0,n,p;m<l;m++)if((p=g[m])&&p.length){if((n=k[m])&&n.length)for(h=0;h<p.length;h++)n.push(p[h]);else k[m]=p;h=1}}else k=g,h=1;h&&e.put(k,f)})}}),await this.transaction("ctx","readwrite",function(e){for(const d of a.ctx){const f=d[0],g=d[1];for(const k of g){const h=k[0],l=k[1];l.length&&(b?e.put(l,f+":"+h):e.get(f+":"+h).onsuccess=function(){let m=this.result;var n;if(m&&m.length){const p=Math.max(m.length,l.length);for(let q=0,r,u;q<p;q++)if((u=l[q])&&u.length){if((r=m[q])&&r.length)for(n=
-0;n<u.length;n++)r.push(u[n]);else m[q]=u;n=1}}else m=l,n=1;n&&e.put(m,f+":"+h)})}}}),a.store?await this.transaction("reg","readwrite",function(e){for(const d of a.store){const f=d[0],g=d[1];e.put("object"===typeof g?JSON.stringify(g):1,f)}}):a.bypass||await this.transaction("reg","readwrite",function(e){for(const d of a.reg.keys())e.put(1,d)}),a.tag&&await this.transaction("tag","readwrite",function(e){for(const d of a.tag){const f=d[0],g=d[1];g.length&&(e.get(f).onsuccess=function(){let k=this.result;
+for(let n=0,m,q;n<l;n++)if((q=g[n])&&q.length){if((m=k[n])&&m.length)for(h=0;h<q.length;h++)m.push(q[h]);else k[n]=q;h=1}}else k=g,h=1;h&&e.put(k,f)})}}),await this.transaction("ctx","readwrite",function(e){for(const d of a.ctx){const f=d[0],g=d[1];for(const k of g){const h=k[0],l=k[1];l.length&&(b?e.put(l,f+":"+h):e.get(f+":"+h).onsuccess=function(){let n=this.result;var m;if(n&&n.length){const q=Math.max(n.length,l.length);for(let p=0,r,u;p<q;p++)if((u=l[p])&&u.length){if((r=n[p])&&r.length)for(m=
+0;m<u.length;m++)r.push(u[m]);else n[p]=u;m=1}}else n=l,m=1;m&&e.put(n,f+":"+h)})}}}),a.store?await this.transaction("reg","readwrite",function(e){for(const d of a.store){const f=d[0],g=d[1];e.put("object"===typeof g?JSON.stringify(g):1,f)}}):a.bypass||await this.transaction("reg","readwrite",function(e){for(const d of a.reg.keys())e.put(1,d)}),a.tag&&await this.transaction("tag","readwrite",function(e){for(const d of a.tag){const f=d[0],g=d[1];g.length&&(e.get(f).onsuccess=function(){let k=this.result;
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-function sb(a,b,c){const e=a.value;let d,f,g=0;for(let k=0,h;k<e.length;k++){if(h=c?e:e[k]){for(let l=0,m,n;l<b.length;l++)if(n=b[l],m=h.indexOf(f?parseInt(n,10):n),0>m&&!f&&"string"===typeof n&&!isNaN(n)&&(m=h.indexOf(parseInt(n,10)))&&(f=1),0<=m)if(d=1,1<h.length)h.splice(m,1);else{e[k]=[];break}g+=h.length}if(c)break}g?d&&a.update(e):a.delete();a.continue()}
+function sb(a,b,c){const e=a.value;let d,f,g=0;for(let k=0,h;k<e.length;k++){if(h=c?e:e[k]){for(let l=0,n,m;l<b.length;l++)if(m=b[l],n=h.indexOf(f?parseInt(m,10):m),0>n&&!f&&"string"===typeof m&&!isNaN(m)&&(n=h.indexOf(parseInt(m,10)))&&(f=1),0<=n)if(d=1,1<h.length)h.splice(n,1);else{e[k]=[];break}g+=h.length}if(c)break}g?d&&a.update(e):a.delete();a.continue()}
 t.remove=function(a){"object"!==typeof a&&(a=[a]);return Promise.all([this.transaction("map","readwrite",function(b){b.openCursor().onsuccess=function(){const c=this.result;c&&sb(c,a)}}),this.transaction("ctx","readwrite",function(b){b.openCursor().onsuccess=function(){const c=this.result;c&&sb(c,a)}}),this.transaction("tag","readwrite",function(b){b.openCursor().onsuccess=function(){const c=this.result;c&&sb(c,a,!0)}}),this.transaction("reg","readwrite",function(b){for(let c=0;c<a.length;c++)b.delete(a[c])})])};
 function Z(a){return new Promise((b,c)=>{a.onsuccess=function(){b(this.result)};a.oncomplete=function(){b(this.result)};a.onerror=c;a=null})};const tb={Index:O,Charset:db,Encoder:J,Document:V,Worker:Q,Resolver:X,IndexedDB:rb,Language:{}},ub="undefined"!==typeof self?self:"undefined"!==typeof global?global:"undefined"!==typeof window?window:{};let vb;(vb=ub.define)&&vb.amd?vb([],function(){return tb}):"object"===typeof ub.exports?ub.exports=tb:ub.FlexSearch=tb;}(this||self));
diff --git a/dist/flexsearch.bundle.module.debug.js b/dist/flexsearch.bundle.module.debug.js
index f4e3353..30316a2 100644
--- a/dist/flexsearch.bundle.module.debug.js
+++ b/dist/flexsearch.bundle.module.debug.js
@@ -1,5 +1,5 @@
 /**!
- * FlexSearch.js v0.8.113 (Bundle/Module/Debug)
+ * FlexSearch.js v0.8.115 (Bundle/Module/Debug)
  * Author and Copyright: Thomas Wilkerling
  * Licence: Apache-2.0
  * Hosted by Nextapps GmbH
@@ -242,8 +242,8 @@ t.encode = function(a) {
           this.stemmer && 2 < g.length && (this.N || (this.N = new RegExp("(?!^)(" + this.A + ")$")), g = g.replace(this.N, h => this.stemmer.get(h)), g.length < this.minlength || this.filter && this.filter.has(g)) && (g = "");
           if (g && (this.mapper || this.dedupe && 1 < g.length)) {
             d = "";
-            for (let h = 0, l = "", m, n; h < g.length; h++) {
-              m = g.charAt(h), m === l && this.dedupe || ((n = this.mapper && this.mapper.get(m)) || "" === n ? n === l && this.dedupe || !(l = n) || (d += n) : d += l = m);
+            for (let h = 0, l = "", n, m; h < g.length; h++) {
+              n = g.charAt(h), n === l && this.dedupe || ((m = this.mapper && this.mapper.get(n)) || "" === m ? m === l && this.dedupe || !(l = m) || (d += m) : d += l = n);
             }
             g = d;
           }
@@ -341,8 +341,8 @@ function Q(a = {}) {
   function b(g) {
     function k(h) {
       h = h.data || h;
-      const l = h.id, m = l && d.h[l];
-      m && (m(h.msg), delete d.h[l]);
+      const l = h.id, n = l && d.h[l];
+      n && (n(h.msg), delete d.h[l]);
     }
     this.worker = g;
     this.h = B();
@@ -683,19 +683,19 @@ function Ba(a) {
         }
         if (d && f) {
           E(f) && (f = [f]);
-          for (let h = 0, l, m; h < f.length; h++) {
-            if (l = f[h], !k[l] && (k[l] = 1, (g = d.get(l)) ? m = g : d.set(l, m = []), !c || !m.includes(a))) {
-              if (m.length === 2 ** 31 - 1) {
-                g = new S(m);
+          for (let h = 0, l, n; h < f.length; h++) {
+            if (l = f[h], !k[l] && (k[l] = 1, (g = d.get(l)) ? n = g : d.set(l, n = []), !c || !n.includes(a))) {
+              if (n.length === 2 ** 31 - 1) {
+                g = new S(n);
                 if (this.fastupdate) {
-                  for (let n of this.reg.values()) {
-                    n.includes(m) && (n[n.indexOf(m)] = g);
+                  for (let m of this.reg.values()) {
+                    m.includes(n) && (m[m.indexOf(n)] = g);
                   }
                 }
-                d.set(l, m = g);
+                d.set(l, n = g);
               }
-              m.push(a);
-              this.fastupdate && ((g = this.reg.get(a)) ? g.push(m) : this.reg.set(a, [m]));
+              n.push(a);
+              this.fastupdate && ((g = this.reg.get(a)) ? g.push(n) : this.reg.set(a, [n]));
             }
           }
         } else {
@@ -712,10 +712,10 @@ function Ba(a) {
           if ((c = l.I) && !c(b)) {
             continue;
           }
-          let m;
+          let n;
           if ("function" === typeof l) {
-            m = l(b);
-            if (!m) {
+            n = l(b);
+            if (!n) {
               continue;
             }
             l = [l.V];
@@ -723,7 +723,7 @@ function Ba(a) {
             k[l] = b[l];
             continue;
           }
-          Ea(b, k, l, 0, l[0], m);
+          Ea(b, k, l, 0, l[0], n);
         }
       }
       this.store.set(a, k || b);
@@ -775,13 +775,13 @@ function Da(a, b, c, e, d, f, g, k) {
 ;function Fa(a, b, c, e, d, f, g) {
   const k = a.length;
   let h = [], l;
-  var m;
+  var n;
   l = B();
-  for (let n = 0, p, q, r, u; n < b; n++) {
+  for (let m = 0, q, p, r, u; m < b; m++) {
     for (let v = 0; v < k; v++) {
-      if (r = a[v], n < r.length && (p = r[n])) {
-        for (let x = 0; x < p.length; x++) {
-          q = p[x], (m = l[q]) ? l[q]++ : (m = 0, l[q] = 1), u = h[m] || (h[m] = []), g || (m = n + (v || !d ? 0 : f || 0), u = u[m] || (u[m] = [])), u.push(q);
+      if (r = a[v], m < r.length && (q = r[m])) {
+        for (let x = 0; x < q.length; x++) {
+          p = q[x], (n = l[p]) ? l[p]++ : (n = 0, l[p] = 1), u = h[n] || (h[n] = []), g || (n = m + (v || !d ? 0 : f || 0), u = u[n] || (u[n] = [])), u.push(p);
         }
       }
     }
@@ -801,14 +801,14 @@ function Da(a, b, c, e, d, f, g, k) {
           }
         } else {
           d = [];
-          for (let n = 0, p; n < h.length; n++) {
-            if (p = h[n], p.length > e) {
-              e -= p.length;
+          for (let m = 0, q; m < h.length; m++) {
+            if (q = h[m], q.length > e) {
+              e -= q.length;
             } else {
-              if (p.length > c || e) {
-                p = p.slice(e, c + e), c -= p.length, e && (e -= p.length);
+              if (q.length > c || e) {
+                q = q.slice(e, c + e), c -= q.length, e && (e -= q.length);
               }
-              d.push(p);
+              d.push(q);
               if (!c) {
                 break;
               }
@@ -843,18 +843,18 @@ function Ga(a, b, c, e, d) {
       }
     }
   } else {
-    for (let m = h - 1, n, p = 0; 0 <= m; m--) {
-      n = a[m];
-      for (let q = 0; q < n.length; q++) {
-        if (l = (e = n[q]) && e.length) {
+    for (let n = h - 1, m, q = 0; 0 <= n; n--) {
+      m = a[n];
+      for (let p = 0; p < m.length; p++) {
+        if (l = (e = m[p]) && e.length) {
           for (let r = 0; r < l; r++) {
             if (k = e[r], !g[k]) {
               if (g[k] = 1, c) {
                 c--;
               } else {
-                let u = (q + (m < h - 1 ? d || 0 : 0)) / (m + 1) | 0;
+                let u = (p + (n < h - 1 ? d || 0 : 0)) / (n + 1) | 0;
                 (f[u] || (f[u] = [])).push(k);
-                if (++p === b) {
+                if (++q === b) {
                   return f;
                 }
               }
@@ -921,8 +921,8 @@ function Ha(a, b, c) {
 ;function Ja(a, b, c) {
   var e = c[0];
   if (e.then) {
-    return Promise.all(c).then(function(m) {
-      return a[b].apply(a, m);
+    return Promise.all(c).then(function(n) {
+      return a[b].apply(a, n);
     });
   }
   if (e[0] && e[0].index) {
@@ -930,32 +930,32 @@ function Ha(a, b, c) {
   }
   e = [];
   let d = [], f = 0, g = 0, k, h, l;
-  for (let m = 0, n; m < c.length; m++) {
-    if (n = c[m]) {
-      let p;
-      if (n.constructor === X) {
-        p = n.result;
-      } else if (n.constructor === Array) {
-        p = n;
+  for (let n = 0, m; n < c.length; n++) {
+    if (m = c[n]) {
+      let q;
+      if (m.constructor === X) {
+        q = m.result;
+      } else if (m.constructor === Array) {
+        q = m;
       } else {
-        if (f = n.limit || 0, g = n.offset || 0, l = n.suggest, h = n.resolve, k = n.enrich && h, n.index) {
-          n.resolve = !1, n.enrich = !1, p = n.index.search(n).result, n.resolve = h, n.enrich = k;
-        } else if (n.and) {
-          p = a.and(n.and);
-        } else if (n.or) {
-          p = a.or(n.or);
-        } else if (n.xor) {
-          p = a.xor(n.xor);
-        } else if (n.not) {
-          p = a.not(n.not);
+        if (f = m.limit || 0, g = m.offset || 0, l = m.suggest, h = m.resolve, k = m.enrich && h, m.index) {
+          m.resolve = !1, m.enrich = !1, q = m.index.search(m).result, m.resolve = h, m.enrich = k;
+        } else if (m.and) {
+          q = a.and(m.and);
+        } else if (m.or) {
+          q = a.or(m.or);
+        } else if (m.xor) {
+          q = a.xor(m.xor);
+        } else if (m.not) {
+          q = a.not(m.not);
         } else {
           continue;
         }
       }
-      if (p.then) {
-        d.push(p);
-      } else if (p.length) {
-        e[m] = p;
+      if (q.then) {
+        d.push(q);
+      } else if (q.length) {
+        e[n] = q;
       } else if (!l && ("and" === b || "xor" === b)) {
         e = [];
         break;
@@ -989,8 +989,8 @@ function Ka(a, b, c, e, d, f) {
     f && (a = !!f.suggest, d = f.resolve, b = f.limit, c = f.offset, e = f.enrich && d);
   }
   if (a) {
-    const {O:f, P:g, limit:k, offset:h, enrich:l, resolve:m, suggest:n} = Ja(this, "and", arguments);
-    return La.call(this, f, g, k, h, l, m, n);
+    const {O:f, P:g, limit:k, offset:h, enrich:l, resolve:n, suggest:m} = Ja(this, "and", arguments);
+    return La.call(this, f, g, k, h, l, n, m);
   }
   return d ? this.resolve(b, c, e) : this;
 };
@@ -999,8 +999,8 @@ function La(a, b, c, e, d, f, g) {
     const k = this;
     return Promise.all(b).then(function(h) {
       a = [];
-      for (let l = 0, m; l < h.length; l++) {
-        (m = h[l]).length && (a[l] = m);
+      for (let l = 0, n; l < h.length; l++) {
+        (n = h[l]).length && (a[l] = n);
       }
       return La.call(k, a, [], c, e, d, f, g);
     });
@@ -1028,8 +1028,8 @@ function Ma(a, b, c, e, d, f, g) {
     const k = this;
     return Promise.all(b).then(function(h) {
       a = [];
-      for (let l = 0, m; l < h.length; l++) {
-        (m = h[l]).length && (a[l] = m);
+      for (let l = 0, n; l < h.length; l++) {
+        (n = h[l]).length && (a[l] = n);
       }
       return Ma.call(k, a, [], c, e, d, f, g);
     });
@@ -1051,21 +1051,21 @@ function Na(a, b, c, e, d) {
   for (let h = 0, l; h < a.length; h++) {
     if (l = a[h]) {
       k < l.length && (k = l.length);
-      for (let m = 0, n; m < l.length; m++) {
-        if (n = l[m]) {
-          for (let p = 0, q; p < n.length; p++) {
-            q = n[p], g[q] = g[q] ? 2 : 1;
+      for (let n = 0, m; n < l.length; n++) {
+        if (m = l[n]) {
+          for (let q = 0, p; q < m.length; q++) {
+            p = m[q], g[p] = g[p] ? 2 : 1;
           }
         }
       }
     }
   }
-  for (let h = 0, l, m = 0; h < k; h++) {
-    for (let n = 0, p; n < a.length; n++) {
-      if (p = a[n]) {
-        if (l = p[h]) {
-          for (let q = 0, r; q < l.length; q++) {
-            if (r = l[q], 1 === g[r]) {
+  for (let h = 0, l, n = 0; h < k; h++) {
+    for (let m = 0, q; m < a.length; m++) {
+      if (q = a[m]) {
+        if (l = q[h]) {
+          for (let p = 0, r; p < l.length; p++) {
+            if (r = l[p], 1 === g[r]) {
               if (c) {
                 c--;
               } else {
@@ -1074,10 +1074,10 @@ function Na(a, b, c, e, d) {
                     return f;
                   }
                 } else {
-                  const u = h + (n ? d : 0);
+                  const u = h + (m ? d : 0);
                   f[u] || (f[u] = []);
                   f[u].push(r);
-                  if (++m === b) {
+                  if (++n === b) {
                     return f;
                   }
                 }
@@ -1099,8 +1099,8 @@ function Oa(a, b, c, e, d, f, g) {
     const k = this;
     return Promise.all(b).then(function(h) {
       a = [];
-      for (let l = 0, m; l < h.length; l++) {
-        (m = h[l]).length && (a[l] = m);
+      for (let l = 0, n; l < h.length; l++) {
+        (n = h[l]).length && (a[l] = n);
       }
       return Oa.call(k, a, [], c, e, d, f, g);
     });
@@ -1195,8 +1195,9 @@ V.prototype.search = function(a, b, c, e) {
   let d = [], f = [], g;
   let k;
   let h;
-  let l, m = 0;
-  let n;
+  let l, n = 0;
+  var m = !0;
+  let q;
   if (c) {
     c.constructor === Array && (c = {index:c});
     a = c.query || a;
@@ -1204,9 +1205,9 @@ V.prototype.search = function(a, b, c, e) {
     k = c.merge;
     h = g || c.field || (h = c.index) && (h.index ? null : h);
     var p = this.tag && c.tag;
-    var q = c.suggest;
-    var r = !1 !== c.resolve;
-    if (!r && !g) {
+    var r = c.suggest;
+    m = !1 !== c.resolve;
+    if (!m && !g) {
       if (h = h || this.field) {
         E(h) ? g = h : (h.constructor === Array && 1 === h.length && (h = h[0]), g = h.field || h.index);
       }
@@ -1214,9 +1215,9 @@ V.prototype.search = function(a, b, c, e) {
         throw Error("Apply resolver on document search requires either the option 'pluck' to be set or just select a single field name in your query.");
       }
     }
-    this.store && c.enrich && !r && console.warn("Enrich results can only be done on a final resolver task or when calling .resolve({ enrich: true })");
-    var u = this.store && c.enrich && r;
-    n = c.highlight && u;
+    this.store && c.enrich && !m && console.warn("Enrich results can only be done on a final resolver task or when calling .resolve({ enrich: true })");
+    var u = this.store && c.enrich && m;
+    q = c.highlight && u;
     b = c.limit || b;
     l = c.offset || 0;
     b || (b = 100);
@@ -1255,23 +1256,23 @@ V.prototype.search = function(a, b, c, e) {
       }
       p = v;
       if (!a) {
-        q = [];
+        r = [];
         if (v.length) {
           for (p = 0; p < v.length; p += 2) {
             if (this.db) {
-              r = this.index.get(v[p]);
-              if (!r) {
+              m = this.index.get(v[p]);
+              if (!m) {
                 console.warn("Tag '" + v[p] + ":" + v[p + 1] + "' will be skipped because there is no field '" + v[p] + "'.");
                 continue;
               }
-              q.push(r = r.db.tag(v[p + 1], b, l, u));
+              r.push(m = m.db.tag(v[p + 1], b, l, u));
             } else {
-              r = Qa.call(this, v[p], v[p + 1], b, l, u);
+              m = Qa.call(this, v[p], v[p + 1], b, l, u);
             }
-            d.push({field:v[p], tag:v[p + 1], result:r});
+            d.push({field:v[p], tag:v[p + 1], result:m});
           }
         }
-        return q.length ? Promise.all(q).then(function(z) {
+        return r.length ? Promise.all(r).then(function(z) {
           for (let w = 0; w < z.length; w++) {
             d[w].result = z[w];
           }
@@ -1290,7 +1291,7 @@ V.prototype.search = function(a, b, c, e) {
       continue;
     }
     let C;
-    E(D) || (C = D, D = C.field, a = C.query || a, b = C.limit || b, l = C.offset || l, q = C.suggest || q, u = this.store && (C.enrich || u));
+    E(D) || (C = D, D = C.field, a = C.query || a, b = C.limit || b, l = C.offset || l, r = C.suggest || r, u = this.store && (C.enrich || u));
     if (e) {
       w = e[z];
     } else {
@@ -1302,7 +1303,7 @@ V.prototype.search = function(a, b, c, e) {
         w = y.search(a, b, x), x && u && (x.enrich = u);
       }
     }
-    H = w && (r ? w.length : w.result.length);
+    H = w && (m ? w.length : w.result.length);
     if (p && H) {
       x = [];
       y = 0;
@@ -1312,8 +1313,8 @@ V.prototype.search = function(a, b, c, e) {
             let K = e[G];
             if (K && K.length) {
               y++, x.push(K);
-            } else if (!q) {
-              return r ? d : new X(d);
+            } else if (!r) {
+              return m ? d : new X(d);
             }
           }
         }
@@ -1321,32 +1322,32 @@ V.prototype.search = function(a, b, c, e) {
         for (let G = 0, K, ob; G < p.length; G += 2) {
           K = this.tag.get(p[G]);
           if (!K) {
-            if (console.warn("Tag '" + p[G] + ":" + p[G + 1] + "' will be skipped because there is no field '" + p[G] + "'."), q) {
+            if (console.warn("Tag '" + p[G] + ":" + p[G + 1] + "' will be skipped because there is no field '" + p[G] + "'."), r) {
               continue;
             } else {
-              return r ? d : new X(d);
+              return m ? d : new X(d);
             }
           }
           if (ob = (K = K && K.get(p[G + 1])) && K.length) {
             y++, x.push(K);
-          } else if (!q) {
-            return r ? d : new X(d);
+          } else if (!r) {
+            return m ? d : new X(d);
           }
         }
       }
       if (y) {
-        w = Ha(w, x, r);
+        w = Ha(w, x, m);
         H = w.length;
-        if (!H && !q) {
-          return r ? w : new X(w);
+        if (!H && !r) {
+          return m ? w : new X(w);
         }
         y--;
       }
     }
     if (H) {
-      f[m] = D, d.push(w), m++;
+      f[n] = D, d.push(w), n++;
     } else if (1 === h.length) {
-      return r ? d : new X(d);
+      return m ? d : new X(d);
     }
   }
   if (v) {
@@ -1354,10 +1355,10 @@ V.prototype.search = function(a, b, c, e) {
       for (u = 0; u < p.length; u += 2) {
         e = this.index.get(p[u]);
         if (!e) {
-          if (console.warn("Tag '" + p[u] + ":" + p[u + 1] + "' was not found because there is no field '" + p[u] + "'."), q) {
+          if (console.warn("Tag '" + p[u] + ":" + p[u + 1] + "' was not found because there is no field '" + p[u] + "'."), r) {
             continue;
           } else {
-            return r ? d : new X(d);
+            return m ? d : new X(d);
           }
         }
         v.push(e.db.tag(p[u + 1], b, l, !1));
@@ -1368,8 +1369,8 @@ V.prototype.search = function(a, b, c, e) {
       return w.length ? z.search(a, b, c, w) : w;
     });
   }
-  if (!m) {
-    return r ? d : new X(d);
+  if (!n) {
+    return m ? d : new X(d);
   }
   if (g && (!u || !this.store)) {
     return d[0];
@@ -1379,7 +1380,7 @@ V.prototype.search = function(a, b, c, e) {
     w = d[z];
     u && w.length && !w[0].doc && (this.db ? v.push(w = this.index.get(this.field[0]).db.enrich(w)) : w = W.call(this, w));
     if (g) {
-      return r ? w : new X(w);
+      return m ? w : new X(w);
     }
     d[z] = {field:f[z], result:w};
   }
@@ -1389,24 +1390,24 @@ V.prototype.search = function(a, b, c, e) {
       for (let D = 0; D < w.length; D++) {
         d[D].result = w[D];
       }
-      return k ? Ra(d, b) : n ? Sa(d, a, z.index, z.field, z.D, n) : d;
+      return k ? Ra(d, b) : q ? Sa(d, a, z.index, z.field, z.D, q) : d;
     });
   }
-  return k ? Ra(d, b) : n ? Sa(d, a, this.index, this.field, this.D, n) : d;
+  return k ? Ra(d, b) : q ? Sa(d, a, this.index, this.field, this.D, q) : d;
 };
 function Sa(a, b, c, e, d, f) {
   let g, k, h;
-  for (let m = 0, n, p, q, r, u; m < a.length; m++) {
-    n = a[m].result;
-    p = a[m].field;
-    r = c.get(p);
-    q = r.encoder;
+  for (let n = 0, m, q, p, r, u; n < a.length; n++) {
+    m = a[n].result;
+    q = a[n].field;
+    r = c.get(q);
+    p = r.encoder;
     h = r.tokenize;
-    u = d[e.indexOf(p)];
-    q !== g && (g = q, k = g.encode(b));
-    for (let v = 0; v < n.length; v++) {
+    u = d[e.indexOf(q)];
+    p !== g && (g = p, k = g.encode(b));
+    for (let v = 0; v < m.length; v++) {
       let x = "";
-      var l = ba(n[v].doc, u);
+      var l = ba(m[v].doc, u);
       let y = g.encode(l);
       l = l.split(g.split);
       for (let F = 0, z, w; F < y.length; F++) {
@@ -1431,7 +1432,7 @@ function Sa(a, b, c, e, d, f) {
         }
         D || (x += (x ? " " : "") + l[F]);
       }
-      n[v].highlight = x;
+      m[v].highlight = x;
     }
   }
   return a;
@@ -1441,9 +1442,9 @@ function Ra(a, b) {
   for (let d = 0, f, g; d < a.length; d++) {
     f = a[d];
     g = f.result;
-    for (let k = 0, h, l, m; k < g.length; k++) {
-      if (l = g[k], h = l.id, m = e[h]) {
-        m.push(f.field);
+    for (let k = 0, h, l, n; k < g.length; k++) {
+      if (l = g[k], h = l.id, n = e[h]) {
+        n.push(f.field);
       } else {
         if (c.length === b) {
           return c;
@@ -1820,20 +1821,20 @@ O.prototype.add = function(a, b, c, e) {
     }
     b = this.encoder.encode(b);
     if (e = b.length) {
-      const l = B(), m = B(), n = this.depth, p = this.resolution;
-      for (let q = 0; q < e; q++) {
-        let r = b[this.rtl ? e - 1 - q : q];
+      const l = B(), n = B(), m = this.depth, q = this.resolution;
+      for (let p = 0; p < e; p++) {
+        let r = b[this.rtl ? e - 1 - p : p];
         var d = r.length;
-        if (d && (n || !m[r])) {
-          var f = this.score ? this.score(b, r, q, null, 0) : fb(p, e, q), g = "";
+        if (d && (m || !n[r])) {
+          var f = this.score ? this.score(b, r, p, null, 0) : fb(q, e, p), g = "";
           switch(this.tokenize) {
             case "full":
               if (2 < d) {
                 for (f = 0; f < d; f++) {
                   for (var k = d; k > f; k--) {
                     g = r.substring(f, k);
-                    var h = this.score ? this.score(b, r, q, g, f) : fb(p, e, q, d, f);
-                    gb(this, m, g, h, a, c);
+                    var h = this.score ? this.score(b, r, p, g, f) : fb(q, e, p, d, f);
+                    gb(this, n, g, h, a, c);
                   }
                 }
                 break;
@@ -1841,23 +1842,23 @@ O.prototype.add = function(a, b, c, e) {
             case "reverse":
               if (1 < d) {
                 for (k = d - 1; 0 < k; k--) {
-                  g = r[k] + g, h = this.score ? this.score(b, r, q, g, k) : fb(p, e, q, d, k), gb(this, m, g, h, a, c);
+                  g = r[k] + g, h = this.score ? this.score(b, r, p, g, k) : fb(q, e, p, d, k), gb(this, n, g, h, a, c);
                 }
                 g = "";
               }
             case "forward":
               if (1 < d) {
                 for (k = 0; k < d; k++) {
-                  g += r[k], gb(this, m, g, f, a, c);
+                  g += r[k], gb(this, n, g, f, a, c);
                 }
                 break;
               }
             default:
-              if (gb(this, m, r, f, a, c), n && 1 < e && q < e - 1) {
-                for (d = B(), g = this.U, f = r, k = Math.min(n + 1, e - q), d[f] = 1, h = 1; h < k; h++) {
-                  if ((r = b[this.rtl ? e - 1 - q - h : q + h]) && !d[r]) {
+              if (gb(this, n, r, f, a, c), m && 1 < e && p < e - 1) {
+                for (d = B(), g = this.U, f = r, k = Math.min(m + 1, e - p), d[f] = 1, h = 1; h < k; h++) {
+                  if ((r = b[this.rtl ? e - 1 - p - h : p + h]) && !d[r]) {
                     d[r] = 1;
-                    const u = this.score ? this.score(b, f, q, r, h) : fb(g + (e / 2 > g ? 0 : 1), e, q, k - 1, h - 1), v = this.bidirectional && r > f;
+                    const u = this.score ? this.score(b, f, p, r, h) : fb(g + (e / 2 > g ? 0 : 1), e, p, k - 1, h - 1), v = this.bidirectional && r > f;
                     gb(this, l, v ? f : r, u, a, c, v ? r : f);
                   }
                 }
@@ -1896,32 +1897,32 @@ function fb(a, b, c, e, d) {
 }
 ;O.prototype.search = function(a, b, c) {
   c || (!b && I(a) ? (c = a, a = "") : I(b) && (c = b, b = 0));
-  let e = [], d, f, g, k = 0, h, l, m, n, p;
-  c ? (a = c.query || a, b = c.limit || b, k = c.offset || 0, f = c.context, g = c.suggest, p = (h = !1 !== c.resolve) && c.enrich, m = c.boost, n = c.resolution, l = this.db && c.tag) : h = this.resolve;
-  let q = this.encoder.encode(a);
-  d = q.length;
+  let e = [], d, f, g, k = 0, h, l, n, m, q;
+  c ? (a = c.query || a, b = c.limit || b, k = c.offset || 0, f = c.context, g = c.suggest, q = (h = !1 !== c.resolve) && c.enrich, n = c.boost, m = c.resolution, l = this.db && c.tag) : h = this.resolve;
+  let p = this.encoder.encode(a);
+  d = p.length;
   b = b || (h ? 100 : 0);
   if (1 === d) {
-    return ib.call(this, q[0], "", b, k, h, p, l);
+    return ib.call(this, p[0], "", b, k, h, q, l);
   }
   f = this.depth && !1 !== f;
   if (2 === d && f && !g) {
-    return ib.call(this, q[0], q[1], b, k, h, p, l);
+    return ib.call(this, p[0], p[1], b, k, h, q, l);
   }
   let r = B(), u = 0, v;
-  1 < d && f && (v = q[0], u = 1);
-  n || 0 === n || (n = v ? this.U : this.resolution);
+  1 < d && f && (v = p[0], u = 1);
+  m || 0 === m || (m = v ? this.U : this.resolution);
   if (this.db) {
-    if (this.db.search && (a = this.db.search(this, q, b, k, g, h, p, l), !1 !== a)) {
+    if (this.db.search && (a = this.db.search(this, p, b, k, g, h, q, l), !1 !== a)) {
       return a;
     }
     const x = this;
     return async function() {
       for (let y, F; u < d; u++) {
-        if ((F = q[u]) && !r[F]) {
+        if ((F = p[u]) && !r[F]) {
           r[F] = 1;
           y = await jb(x, F, v, 0, 0, !1, !1);
-          if (y = kb(y, e, g, n)) {
+          if (y = kb(y, e, g, m)) {
             e = y;
             break;
           }
@@ -1929,14 +1930,14 @@ function fb(a, b, c, e, d) {
         }
         g && v && u === d - 1 && !e.length && (v = "", u = -1, r = B());
       }
-      return lb(e, n, b, k, g, m, h);
+      return lb(e, m, b, k, g, n, h);
     }();
   }
   for (let x, y; u < d; u++) {
-    if ((y = q[u]) && !r[y]) {
+    if ((y = p[u]) && !r[y]) {
       r[y] = 1;
       x = jb(this, y, v, 0, 0, !1, !1);
-      if (x = kb(x, e, g, n)) {
+      if (x = kb(x, e, g, m)) {
         e = x;
         break;
       }
@@ -1944,7 +1945,7 @@ function fb(a, b, c, e, d) {
     }
     g && v && u === d - 1 && !e.length && (v = "", u = -1, r = B());
   }
-  return lb(e, n, b, k, g, m, h);
+  return lb(e, m, b, k, g, n, h);
 };
 function lb(a, b, c, e, d, f, g) {
   let k = a.length, h = a;
@@ -2181,11 +2182,11 @@ t.serialize = function(a = !0) {
   e = "";
   for (var d of this.map.entries()) {
     var f = d[0], g = d[1], k = "";
-    for (let m = 0, n; m < g.length; m++) {
-      n = g[m] || [""];
+    for (let n = 0, m; n < g.length; n++) {
+      m = g[n] || [""];
       var h = "";
-      for (var l = 0; l < n.length; l++) {
-        h += (h ? "," : "") + ("string" === c ? '"' + n[l] + '"' : n[l]);
+      for (var l = 0; l < m.length; l++) {
+        h += (h ? "," : "") + ("string" === c ? '"' + m[l] + '"' : m[l]);
       }
       h = "[" + h + "]";
       k += (k ? "," : "") + h;
@@ -2195,18 +2196,18 @@ t.serialize = function(a = !0) {
   }
   e = "index.map=new Map([" + e + "]);";
   d = "";
-  for (const m of this.ctx.entries()) {
-    f = m[0];
-    g = m[1];
-    for (const n of g.entries()) {
-      g = n[0];
-      k = n[1];
+  for (const n of this.ctx.entries()) {
+    f = n[0];
+    g = n[1];
+    for (const m of g.entries()) {
+      g = m[0];
+      k = m[1];
       h = "";
-      for (let p = 0, q; p < k.length; p++) {
-        q = k[p] || [""];
+      for (let q = 0, p; q < k.length; q++) {
+        p = k[q] || [""];
         l = "";
-        for (let r = 0; r < q.length; r++) {
-          l += (l ? "," : "") + ("string" === c ? '"' + q[r] + '"' : q[r]);
+        for (let r = 0; r < p.length; r++) {
+          l += (l ? "," : "") + ("string" === c ? '"' + p[r] + '"' : p[r]);
         }
         l = "[" + l + "]";
         h += (h ? "," : "") + l;
@@ -2297,15 +2298,15 @@ t.get = function(a, b, c = 0, e = 0, d = !0, f = !1) {
       if (!c && !e && 1 === k.length) {
         return k[0];
       }
-      for (let l = 0, m; l < k.length; l++) {
-        if ((m = k[l]) && m.length) {
-          if (e >= m.length) {
-            e -= m.length;
+      for (let l = 0, n; l < k.length; l++) {
+        if ((n = k[l]) && n.length) {
+          if (e >= n.length) {
+            e -= n.length;
             continue;
           }
-          const n = c ? e + Math.min(m.length - e, c) : m.length;
-          for (let p = e; p < n; p++) {
-            h.push(m[p]);
+          const m = c ? e + Math.min(n.length - e, c) : n.length;
+          for (let q = e; q < m; q++) {
+            h.push(n[q]);
           }
           e = 0;
           if (h.length === c) {
@@ -2360,17 +2361,18 @@ t.transaction = function(a, b, c) {
   let d = this.db.transaction(a, b);
   this.h[a + ":" + b] = e = d.objectStore(a);
   return new Promise((f, g) => {
-    d.onerror = k => {
-      this.h[a + ":" + b] = null;
+    d.onerror = h => {
       d.abort();
       d = e = null;
-      g(k);
+      g(h);
     };
-    d.oncomplete = k => {
-      d = e = this.h[a + ":" + b] = null;
-      f(k || !0);
+    d.oncomplete = h => {
+      d = e = null;
+      f(h || !0);
     };
-    return c.call(this, e);
+    const k = c.call(this, e);
+    this.h[a + ":" + b] = null;
+    return k;
   });
 };
 t.commit = async function(a, b, c) {
@@ -2398,14 +2400,14 @@ t.commit = async function(a, b, c) {
         var h;
         if (k && k.length) {
           const l = Math.max(k.length, g.length);
-          for (let m = 0, n, p; m < l; m++) {
-            if ((p = g[m]) && p.length) {
-              if ((n = k[m]) && n.length) {
-                for (h = 0; h < p.length; h++) {
-                  n.push(p[h]);
+          for (let n = 0, m, q; n < l; n++) {
+            if ((q = g[n]) && q.length) {
+              if ((m = k[n]) && m.length) {
+                for (h = 0; h < q.length; h++) {
+                  m.push(q[h]);
                 }
               } else {
-                k[m] = p;
+                k[n] = q;
               }
               h = 1;
             }
@@ -2422,26 +2424,26 @@ t.commit = async function(a, b, c) {
       for (const k of g) {
         const h = k[0], l = k[1];
         l.length && (b ? e.put(l, f + ":" + h) : e.get(f + ":" + h).onsuccess = function() {
-          let m = this.result;
-          var n;
-          if (m && m.length) {
-            const p = Math.max(m.length, l.length);
-            for (let q = 0, r, u; q < p; q++) {
-              if ((u = l[q]) && u.length) {
-                if ((r = m[q]) && r.length) {
-                  for (n = 0; n < u.length; n++) {
-                    r.push(u[n]);
+          let n = this.result;
+          var m;
+          if (n && n.length) {
+            const q = Math.max(n.length, l.length);
+            for (let p = 0, r, u; p < q; p++) {
+              if ((u = l[p]) && u.length) {
+                if ((r = n[p]) && r.length) {
+                  for (m = 0; m < u.length; m++) {
+                    r.push(u[m]);
                   }
                 } else {
-                  m[q] = u;
+                  n[p] = u;
                 }
-                n = 1;
+                m = 1;
               }
             }
           } else {
-            m = l, n = 1;
+            n = l, m = 1;
           }
-          n && e.put(m, f + ":" + h);
+          m && e.put(n, f + ":" + h);
         });
       }
     }
@@ -2470,10 +2472,10 @@ function sb(a, b, c) {
   let d, f, g = 0;
   for (let k = 0, h; k < e.length; k++) {
     if (h = c ? e : e[k]) {
-      for (let l = 0, m, n; l < b.length; l++) {
-        if (n = b[l], m = h.indexOf(f ? parseInt(n, 10) : n), 0 > m && !f && "string" === typeof n && !isNaN(n) && (m = h.indexOf(parseInt(n, 10))) && (f = 1), 0 <= m) {
+      for (let l = 0, n, m; l < b.length; l++) {
+        if (m = b[l], n = h.indexOf(f ? parseInt(m, 10) : m), 0 > n && !f && "string" === typeof m && !isNaN(m) && (n = h.indexOf(parseInt(m, 10))) && (f = 1), 0 <= n) {
           if (d = 1, 1 < h.length) {
-            h.splice(m, 1);
+            h.splice(n, 1);
           } else {
             e[k] = [];
             break;
diff --git a/dist/flexsearch.bundle.module.min.js b/dist/flexsearch.bundle.module.min.js
index 1eebdc9..a9f9e06 100644
--- a/dist/flexsearch.bundle.module.min.js
+++ b/dist/flexsearch.bundle.module.min.js
@@ -1,5 +1,5 @@
 /**!
- * FlexSearch.js v0.8.113 (Bundle/Module)
+ * FlexSearch.js v0.8.115 (Bundle/Module)
  * Author and Copyright: Thomas Wilkerling
  * Licence: Apache-2.0
  * Hosted by Nextapps GmbH
@@ -20,10 +20,10 @@ A((c=a.stemmer)&&new Map(c),null,this.stemmer);this.replacer=A(a.replacer,null,t
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 t.encode=function(a){if(this.cache&&a.length<=this.K)if(this.H){if(this.B.has(a))return this.B.get(a)}else this.H=setTimeout(L,50,this);this.normalize&&("function"===typeof this.normalize?a=this.normalize(a):a=ja?a.normalize("NFKD").replace(ja,"").toLowerCase():a.toLowerCase());this.prepare&&(a=this.prepare(a));this.numeric&&3<a.length&&(a=a.replace(ha,"$1 $2").replace(ia,"$1 $2").replace(fa,"$1 "));const b=!(this.dedupe||this.mapper||this.filter||this.matcher||this.stemmer||this.replacer);let c=
 [],e=this.split||""===this.split?a.split(this.split):a;for(let f=0,g,k;f<e.length;f++)if((g=k=e[f])&&!(g.length<this.minlength))if(b)c.push(g);else if(!this.filter||!this.filter.has(g)){if(this.cache&&g.length<=this.L)if(this.H){var d=this.G.get(g);if(d||""===d){d&&c.push(d);continue}}else this.H=setTimeout(L,50,this);this.stemmer&&2<g.length&&(this.N||(this.N=new RegExp("(?!^)("+this.A+")$")),g=g.replace(this.N,h=>this.stemmer.get(h)),g.length<this.minlength||this.filter&&this.filter.has(g))&&(g=
-"");if(g&&(this.mapper||this.dedupe&&1<g.length)){d="";for(let h=0,l="",m,n;h<g.length;h++)m=g.charAt(h),m===l&&this.dedupe||((n=this.mapper&&this.mapper.get(m))||""===n?n===l&&this.dedupe||!(l=n)||(d+=n):d+=l=m);g=d}this.matcher&&1<g.length&&(this.M||(this.M=new RegExp("("+this.h+")","g")),g=g.replace(this.M,h=>this.matcher.get(h)));if(g&&this.replacer)for(d=0;g&&d<this.replacer.length;d+=2)g=g.replace(this.replacer[d],this.replacer[d+1]);this.cache&&k.length<=this.L&&(this.G.set(k,g),this.G.size>
+"");if(g&&(this.mapper||this.dedupe&&1<g.length)){d="";for(let h=0,l="",n,m;h<g.length;h++)n=g.charAt(h),n===l&&this.dedupe||((m=this.mapper&&this.mapper.get(n))||""===m?m===l&&this.dedupe||!(l=m)||(d+=m):d+=l=n);g=d}this.matcher&&1<g.length&&(this.M||(this.M=new RegExp("("+this.h+")","g")),g=g.replace(this.M,h=>this.matcher.get(h)));if(g&&this.replacer)for(d=0;g&&d<this.replacer.length;d+=2)g=g.replace(this.replacer[d],this.replacer[d+1]);this.cache&&k.length<=this.L&&(this.G.set(k,g),this.G.size>
 this.S&&(this.G.clear(),this.L=this.L/1.1|0));g&&c.push(g)}this.finalize&&(c=this.finalize(c)||c);this.cache&&a.length<=this.K&&(this.B.set(a,c),this.B.size>this.S&&(this.B.clear(),this.K=this.K/1.1|0));return c};function L(a){a.H=null;a.B.clear();a.G.clear()};let M,N;async function ka(a){a=a.data;var b=a.task;const c=a.id;let e=a.args;switch(b){case "init":N=a.options||{};(b=a.factory)?(Function("return "+b)()(self),M=new self.FlexSearch.Index(N),delete self.FlexSearch):M=new O(N);postMessage({id:c});break;default:let d;"export"===b&&(e[1]?(e[0]=N.export,e[2]=0,e[3]=1):e=null);"import"===b?e[0]&&(a=await N.import.call(M,e[0]),M.import(e[0],a)):(d=e&&M[b].apply(M,e))&&d.then&&(d=await d);postMessage("search"===b?{id:c,msg:d}:{id:c})}};function la(a){P.call(a,"add");P.call(a,"append");P.call(a,"search");P.call(a,"update");P.call(a,"remove")}let ma,na;const oa={},pa={};function qa(a){ma=0;oa[a]=pa[a]}
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-function Q(a={}){function b(g){function k(h){h=h.data||h;const l=h.id,m=l&&d.h[l];m&&(m(h.msg),delete d.h[l])}this.worker=g;this.h=B();if(this.worker){e?this.worker.on("message",k):this.worker.onmessage=k;if(a.config)return new Promise(function(h){d.h[++ra]=function(){h(d)};d.worker.postMessage({id:ra,task:"init",factory:c,options:a})});this.worker.postMessage({task:"init",factory:c,options:a});return this}}if(!this||this.constructor!==Q)return new Q(a);let c="undefined"!==typeof self?self._factory:"undefined"!==
+function Q(a={}){function b(g){function k(h){h=h.data||h;const l=h.id,n=l&&d.h[l];n&&(n(h.msg),delete d.h[l])}this.worker=g;this.h=B();if(this.worker){e?this.worker.on("message",k):this.worker.onmessage=k;if(a.config)return new Promise(function(h){d.h[++ra]=function(){h(d)};d.worker.postMessage({id:ra,task:"init",factory:c,options:a})});this.worker.postMessage({task:"init",factory:c,options:a});return this}}if(!this||this.constructor!==Q)return new Q(a);let c="undefined"!==typeof self?self._factory:"undefined"!==
 typeof window?window._factory:null;c&&(c=c.toString());const e="undefined"===typeof window,d=this,f=sa(c,e,a.worker);return f.then?f.then(function(g){return b.call(d,g)}):b.call(this,f)}R("add");R("append");R("search");R("update");R("remove");R("clear");R("export");R("import");la(Q.prototype);
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 function sa(a,b,c){return b?"undefined"!==typeof module?new (require("worker_threads")["Worker"])(__dirname + "/node/node.js"):import("worker_threads").then(function(worker){ return new worker["Worker"](import.meta.dirname + "/node/node.mjs"); }):a?new window.Worker(URL.createObjectURL(new Blob(["onmessage="+ka.toString()],{type:"text/javascript"}))):new window.Worker("string"===typeof c?c:import.meta.url.replace("/worker.js","/worker/worker.js").replace("flexsearch.bundle.module.min.js",
@@ -36,25 +36,25 @@ S.prototype.push=function(){};function T(a=8){if(!this)return new T(a);this.inde
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+this.resolution);if(this.db){if(this.db.search&&(a=this.db.search(this,p,b,k,g,h,q,l),!1!==a))return a;const x=this;return async function(){for(let y,F;u<d;u++){if((F=p[u])&&!r[F]){r[F]=1;y=await jb(x,F,v,0,0,!1,!1);if(y=kb(y,e,g,m)){e=y;break}v&&(g&&y&&e.length||(v=F))}g&&v&&u===d-1&&!e.length&&(v="",u=-1,r=B())}return lb(e,m,b,k,g,n,h)}()}for(let x,y;u<d;u++){if((y=p[u])&&!r[y]){r[y]=1;x=jb(this,y,v,0,0,!1,!1);if(x=kb(x,e,g,m)){e=x;break}v&&(g&&x&&e.length||(v=y))}g&&v&&u===d-1&&!e.length&&(v="",
+u=-1,r=B())}return lb(e,m,b,k,g,n,h)};function lb(a,b,c,e,d,f,g){let k=a.length,h=a;if(1<k)h=Fa(a,b,c,e,d,f,g);else if(1===k)return g?Ia.call(null,a[0],c,e):new X(a[0]);return g?h:new X(h)}function ib(a,b,c,e,d,f,g){a=jb(this,a,b,c,e,d,f,g);return this.db?a.then(function(k){return d?k||[]:new X(k)}):a&&a.length?d?Ia.call(this,a,c,e):new X(a):d?[]:new X}
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 function mb(a,b){let c=0;if(a.constructor===Array)for(let e=0,d,f;e<a.length;e++){if((d=a[e])&&d.length)if(f=d.indexOf(b),0<=f){1<d.length?(d.splice(f,1),c++):delete a[e];break}else c++}else for(let e of a.entries()){const d=e[0],f=mb(e[1],b);f?c+=f:a.delete(d)}return c};function O(a,b){if(!this||this.constructor!==O)return new O(a);if(a){var c=E(a)?a:a.preset;c&&(a=Object.assign({},eb[c],a))}else a={};c=a.context;const e=!0===c?{depth:1}:c||{},d=E(a.encoder)?db[a.encoder]:a.encode||a.encoder||Wa;this.encoder=d.encode?d:"object"===typeof d?new J(d):{encode:d};this.resolution=a.resolution||9;this.tokenize=(c=a.tokenize)&&"default"!==c&&c||"strict";this.depth="strict"===c&&e.depth||0;this.bidirectional=!1!==e.bidirectional;this.fastupdate=!!a.fastupdate;this.score=
 a.score||null;(c=a.keystore||0)&&(this.keystore=c);this.map=c?new T(c):new Map;this.ctx=c?new T(c):new Map;this.reg=b||(this.fastupdate?c?new T(c):new Map:c?new U(c):new Set);this.U=e.resolution||3;this.rtl=d.rtl||a.rtl||!1;this.cache=(c=a.cache||null)&&new Y(c);this.resolve=!1!==a.resolve;if(c=a.db)this.db=this.mount(c);this.T=!1!==a.commit;this.commit_task=[];this.commit_timer=null;this.priority=a.priority||4}t=O.prototype;
@@ -83,20 +83,20 @@ t.clear=function(){this.map.clear();this.ctx.clear();this.reg.clear();this.cache
 function ob(a){let b=0;if(a.constructor===Array)for(let c=0,e;c<a.length;c++)(e=a[c])&&(b+=e.length);else for(const c of a){const e=c[0],d=ob(c[1]);d?b+=d:a.delete(e)}return b}t.cleanup=function(){if(!this.fastupdate)return this;ob(this.map);this.depth&&ob(this.ctx);return this};t.searchCache=Va;
 t.export=function(a,b,c=0,e=0){let d,f;switch(e){case 0:d="reg";f=xa(this.reg);break;case 1:d="cfg";f=null;break;case 2:d="map";f=ta(this.map,this.reg.size);break;case 3:d="ctx";f=va(this.ctx,this.reg.size);break;default:return}return za.call(this,a,b,d,f,c,e)};
 t.import=function(a,b){if(b)switch("string"===typeof b&&(b=JSON.parse(b)),a=a.split("."),"json"===a[a.length-1]&&a.pop(),3===a.length&&a.shift(),a=1<a.length?a[1]:a[0],a){case "reg":this.fastupdate=!1;this.reg=ya(b,this.reg);break;case "map":this.map=ua(b,this.map);break;case "ctx":this.ctx=wa(b,this.ctx)}};
-t.serialize=function(a=!0){if(!this.reg.size)return"";let b="",c="";for(var e of this.reg.keys())c||(c=typeof e),b+=(b?",":"")+("string"===c?'"'+e+'"':e);b="index.reg=new Set(["+b+"]);";e="";for(var d of this.map.entries()){var f=d[0],g=d[1],k="";for(let m=0,n;m<g.length;m++){n=g[m]||[""];var h="";for(var l=0;l<n.length;l++)h+=(h?",":"")+("string"===c?'"'+n[l]+'"':n[l]);h="["+h+"]";k+=(k?",":"")+h}k='["'+f+'",['+k+"]]";e+=(e?",":"")+k}e="index.map=new Map(["+e+"]);";d="";for(const m of this.ctx.entries()){f=
-m[0];g=m[1];for(const n of g.entries()){g=n[0];k=n[1];h="";for(let p=0,q;p<k.length;p++){q=k[p]||[""];l="";for(let r=0;r<q.length;r++)l+=(l?",":"")+("string"===c?'"'+q[r]+'"':q[r]);l="["+l+"]";h+=(h?",":"")+l}h='new Map([["'+g+'",['+h+"]]])";h='["'+f+'",'+h+"]";d+=(d?",":"")+h}}d="index.ctx=new Map(["+d+"]);";return a?"function inject(index){"+b+e+d+"}":b+e+d};la(O.prototype);const pb="undefined"!==typeof window&&(window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB),qb=["map","ctx","tag","reg","cfg"];
+t.serialize=function(a=!0){if(!this.reg.size)return"";let b="",c="";for(var e of this.reg.keys())c||(c=typeof e),b+=(b?",":"")+("string"===c?'"'+e+'"':e);b="index.reg=new Set(["+b+"]);";e="";for(var d of this.map.entries()){var f=d[0],g=d[1],k="";for(let n=0,m;n<g.length;n++){m=g[n]||[""];var h="";for(var l=0;l<m.length;l++)h+=(h?",":"")+("string"===c?'"'+m[l]+'"':m[l]);h="["+h+"]";k+=(k?",":"")+h}k='["'+f+'",['+k+"]]";e+=(e?",":"")+k}e="index.map=new Map(["+e+"]);";d="";for(const n of this.ctx.entries()){f=
+n[0];g=n[1];for(const m of g.entries()){g=m[0];k=m[1];h="";for(let q=0,p;q<k.length;q++){p=k[q]||[""];l="";for(let r=0;r<p.length;r++)l+=(l?",":"")+("string"===c?'"'+p[r]+'"':p[r]);l="["+l+"]";h+=(h?",":"")+l}h='new Map([["'+g+'",['+h+"]]])";h='["'+f+'",'+h+"]";d+=(d?",":"")+h}}d="index.ctx=new Map(["+d+"]);";return a?"function inject(index){"+b+e+d+"}":b+e+d};la(O.prototype);const pb="undefined"!==typeof window&&(window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB),qb=["map","ctx","tag","reg","cfg"];
 function rb(a,b={}){if(!this)return new rb(a,b);"object"===typeof a&&(b=a,a=a.name);a||console.info("Default storage space was used, because a name was not passed.");this.id="flexsearch"+(a?":"+a.toLowerCase().replace(/[^a-z0-9_\-]/g,""):"");this.field=b.field?b.field.toLowerCase().replace(/[^a-z0-9_\-]/g,""):"";this.type=b.type;this.fastupdate=this.support_tag_search=!1;this.db=null;this.h={}}t=rb.prototype;t.mount=function(a){if(!a.encoder)return a.mount(this);a.db=this;return this.open()};
 t.open=function(){let a=this;navigator.storage&&navigator.storage.persist();return this.db||new Promise(function(b,c){const e=pb.open(a.id+(a.field?":"+a.field:""),1);e.onupgradeneeded=function(){const d=a.db=this.result;qb.forEach(f=>{d.objectStoreNames.contains(f)||d.createObjectStore(f)})};e.onblocked=function(d){console.error("blocked",d);c()};e.onerror=function(d){console.error(this.error,d);c()};e.onsuccess=function(){a.db=this.result;a.db.onversionchange=function(){a.close()};b(a)}})};
 t.close=function(){this.db.close();this.db=null};t.destroy=function(){const a=pb.deleteDatabase(this.id+(this.field?":"+this.field:""));return Z(a)};t.clear=function(){const a=this.db.transaction(qb,"readwrite");for(let b=0;b<qb.length;b++)a.objectStore(qb[b]).clear();return Z(a)};
-t.get=function(a,b,c=0,e=0,d=!0,f=!1){a=this.db.transaction(b?"ctx":"map","readonly").objectStore(b?"ctx":"map").get(b?b+":"+a:a);const g=this;return Z(a).then(function(k){let h=[];if(!k||!k.length)return h;if(d){if(!c&&!e&&1===k.length)return k[0];for(let l=0,m;l<k.length;l++)if((m=k[l])&&m.length){if(e>=m.length){e-=m.length;continue}const n=c?e+Math.min(m.length-e,c):m.length;for(let p=e;p<n;p++)h.push(m[p]);e=0;if(h.length===c)break}return f?g.enrich(h):h}return k})};
+t.get=function(a,b,c=0,e=0,d=!0,f=!1){a=this.db.transaction(b?"ctx":"map","readonly").objectStore(b?"ctx":"map").get(b?b+":"+a:a);const g=this;return Z(a).then(function(k){let h=[];if(!k||!k.length)return h;if(d){if(!c&&!e&&1===k.length)return k[0];for(let l=0,n;l<k.length;l++)if((n=k[l])&&n.length){if(e>=n.length){e-=n.length;continue}const m=c?e+Math.min(n.length-e,c):n.length;for(let q=e;q<m;q++)h.push(n[q]);e=0;if(h.length===c)break}return f?g.enrich(h):h}return k})};
 t.tag=function(a,b=0,c=0,e=!1){a=this.db.transaction("tag","readonly").objectStore("tag").get(a);const d=this;return Z(a).then(function(f){if(!f||!f.length||c>=f.length)return[];if(!b&&!c)return f;f=f.slice(c,c+b);return e?d.enrich(f):f})};
 t.enrich=function(a){"object"!==typeof a&&(a=[a]);const b=this.db.transaction("reg","readonly").objectStore("reg"),c=[];for(let e=0;e<a.length;e++)c[e]=Z(b.get(a[e]));return Promise.all(c).then(function(e){for(let d=0;d<e.length;d++)e[d]={id:a[d],doc:e[d]?JSON.parse(e[d]):null};return e})};t.has=function(a){a=this.db.transaction("reg","readonly").objectStore("reg").getKey(a);return Z(a)};t.search=null;t.info=function(){};
-t.transaction=function(a,b,c){let e=this.h[a+":"+b];if(e)return c.call(this,e);let d=this.db.transaction(a,b);this.h[a+":"+b]=e=d.objectStore(a);return new Promise((f,g)=>{d.onerror=k=>{this.h[a+":"+b]=null;d.abort();d=e=null;g(k)};d.oncomplete=k=>{d=e=this.h[a+":"+b]=null;f(k||!0)};return c.call(this,e)})};
+t.transaction=function(a,b,c){let e=this.h[a+":"+b];if(e)return c.call(this,e);let d=this.db.transaction(a,b);this.h[a+":"+b]=e=d.objectStore(a);return new Promise((f,g)=>{d.onerror=h=>{d.abort();d=e=null;g(h)};d.oncomplete=h=>{d=e=null;f(h||!0)};const k=c.call(this,e);this.h[a+":"+b]=null;return k})};
 t.commit=async function(a,b,c){if(b)await this.clear(),a.commit_task=[];else{let e=a.commit_task;a.commit_task=[];for(let d=0,f;d<e.length;d++)if(f=e[d],f.clear){await this.clear();b=!0;break}else e[d]=f.W;b||(c||(e=e.concat(aa(a.reg))),e.length&&await this.remove(e))}a.reg.size&&(await this.transaction("map","readwrite",function(e){for(const d of a.map){const f=d[0],g=d[1];g.length&&(b?e.put(g,f):e.get(f).onsuccess=function(){let k=this.result;var h;if(k&&k.length){const l=Math.max(k.length,g.length);
-for(let m=0,n,p;m<l;m++)if((p=g[m])&&p.length){if((n=k[m])&&n.length)for(h=0;h<p.length;h++)n.push(p[h]);else k[m]=p;h=1}}else k=g,h=1;h&&e.put(k,f)})}}),await this.transaction("ctx","readwrite",function(e){for(const d of a.ctx){const f=d[0],g=d[1];for(const k of g){const h=k[0],l=k[1];l.length&&(b?e.put(l,f+":"+h):e.get(f+":"+h).onsuccess=function(){let m=this.result;var n;if(m&&m.length){const p=Math.max(m.length,l.length);for(let q=0,r,u;q<p;q++)if((u=l[q])&&u.length){if((r=m[q])&&r.length)for(n=
-0;n<u.length;n++)r.push(u[n]);else m[q]=u;n=1}}else m=l,n=1;n&&e.put(m,f+":"+h)})}}}),a.store?await this.transaction("reg","readwrite",function(e){for(const d of a.store){const f=d[0],g=d[1];e.put("object"===typeof g?JSON.stringify(g):1,f)}}):a.bypass||await this.transaction("reg","readwrite",function(e){for(const d of a.reg.keys())e.put(1,d)}),a.tag&&await this.transaction("tag","readwrite",function(e){for(const d of a.tag){const f=d[0],g=d[1];g.length&&(e.get(f).onsuccess=function(){let k=this.result;
+for(let n=0,m,q;n<l;n++)if((q=g[n])&&q.length){if((m=k[n])&&m.length)for(h=0;h<q.length;h++)m.push(q[h]);else k[n]=q;h=1}}else k=g,h=1;h&&e.put(k,f)})}}),await this.transaction("ctx","readwrite",function(e){for(const d of a.ctx){const f=d[0],g=d[1];for(const k of g){const h=k[0],l=k[1];l.length&&(b?e.put(l,f+":"+h):e.get(f+":"+h).onsuccess=function(){let n=this.result;var m;if(n&&n.length){const q=Math.max(n.length,l.length);for(let p=0,r,u;p<q;p++)if((u=l[p])&&u.length){if((r=n[p])&&r.length)for(m=
+0;m<u.length;m++)r.push(u[m]);else n[p]=u;m=1}}else n=l,m=1;m&&e.put(n,f+":"+h)})}}}),a.store?await this.transaction("reg","readwrite",function(e){for(const d of a.store){const f=d[0],g=d[1];e.put("object"===typeof g?JSON.stringify(g):1,f)}}):a.bypass||await this.transaction("reg","readwrite",function(e){for(const d of a.reg.keys())e.put(1,d)}),a.tag&&await this.transaction("tag","readwrite",function(e){for(const d of a.tag){const f=d[0],g=d[1];g.length&&(e.get(f).onsuccess=function(){let k=this.result;
 k=k&&k.length?k.concat(g):g;e.put(k,f)})}}),a.map.clear(),a.ctx.clear(),a.tag&&a.tag.clear(),a.store&&a.store.clear(),a.document||a.reg.clear())};
-function sb(a,b,c){const e=a.value;let d,f,g=0;for(let k=0,h;k<e.length;k++){if(h=c?e:e[k]){for(let l=0,m,n;l<b.length;l++)if(n=b[l],m=h.indexOf(f?parseInt(n,10):n),0>m&&!f&&"string"===typeof n&&!isNaN(n)&&(m=h.indexOf(parseInt(n,10)))&&(f=1),0<=m)if(d=1,1<h.length)h.splice(m,1);else{e[k]=[];break}g+=h.length}if(c)break}g?d&&a.update(e):a.delete();a.continue()}
+function sb(a,b,c){const e=a.value;let d,f,g=0;for(let k=0,h;k<e.length;k++){if(h=c?e:e[k]){for(let l=0,n,m;l<b.length;l++)if(m=b[l],n=h.indexOf(f?parseInt(m,10):m),0>n&&!f&&"string"===typeof m&&!isNaN(m)&&(n=h.indexOf(parseInt(m,10)))&&(f=1),0<=n)if(d=1,1<h.length)h.splice(n,1);else{e[k]=[];break}g+=h.length}if(c)break}g?d&&a.update(e):a.delete();a.continue()}
 t.remove=function(a){"object"!==typeof a&&(a=[a]);return Promise.all([this.transaction("map","readwrite",function(b){b.openCursor().onsuccess=function(){const c=this.result;c&&sb(c,a)}}),this.transaction("ctx","readwrite",function(b){b.openCursor().onsuccess=function(){const c=this.result;c&&sb(c,a)}}),this.transaction("tag","readwrite",function(b){b.openCursor().onsuccess=function(){const c=this.result;c&&sb(c,a,!0)}}),this.transaction("reg","readwrite",function(b){for(let c=0;c<a.length;c++)b.delete(a[c])})])};
 function Z(a){return new Promise((b,c)=>{a.onsuccess=function(){b(this.result)};a.oncomplete=function(){b(this.result)};a.onerror=c;a=null})};export default {Index:O,Charset:db,Encoder:J,Document:V,Worker:Q,Resolver:X,IndexedDB:rb,Language:{}};
 export const Index=O;export const Charset=db;export const Encoder=J;export const Document=V;export const Worker=Q;export const Resolver=X;export const IndexedDB=rb;export const Language={};
\ No newline at end of file
diff --git a/dist/flexsearch.compact.debug.js b/dist/flexsearch.compact.debug.js
index aba71aa..8f1703e 100644
--- a/dist/flexsearch.compact.debug.js
+++ b/dist/flexsearch.compact.debug.js
@@ -1,5 +1,5 @@
 /**!
- * FlexSearch.js v0.8.113 (Bundle/Debug)
+ * FlexSearch.js v0.8.115 (Bundle/Debug)
  * Author and Copyright: Thomas Wilkerling
  * Licence: Apache-2.0
  * Hosted by Nextapps GmbH
@@ -935,7 +935,7 @@ V.prototype.search = function(a, c, b, e) {
   b || (!c && I(a) ? (b = a, a = "") : I(c) && (b = c, c = 0));
   let d = [];
   var f = [];
-  let g, k, h, l, m, n, t = 0, p, q;
+  let g, k, h, l, m, n, t = 0, p = !0, q;
   if (b) {
     b.constructor === Array && (b = {index:b});
     a = b.query || a;
diff --git a/dist/flexsearch.compact.min.js b/dist/flexsearch.compact.min.js
index 1bf30ba..aa4981d 100644
--- a/dist/flexsearch.compact.min.js
+++ b/dist/flexsearch.compact.min.js
@@ -1,5 +1,5 @@
 /**!
- * FlexSearch.js v0.8.113 (Bundle)
+ * FlexSearch.js v0.8.115 (Bundle)
  * Author and Copyright: Thomas Wilkerling
  * Licence: Apache-2.0
  * Hosted by Nextapps GmbH
@@ -39,7 +39,7 @@ function Da(a,c,b,e,d,f,g){if(c.length){const k=this;return Promise.all(c).then(
 function Ea(a,c,b,e,d,f,g){if(c.length){const k=this;return Promise.all(c).then(function(h){a=[];for(let l=0,m;l<h.length;l++)(m=h[l]).length&&(a[l]=m);return Ea.call(k,a,[],b,e,d,f,g)})}if(a.length)if(this.result.length&&a.unshift(this.result),2>a.length)this.result=a[0];else return this.result=Fa.call(this,a,b,e,f,this.h),f?d?W.call(this.index,this.result):this.result:this;else g||(this.result=a);return f?this.resolve(b,e,d):this}
 function Fa(a,c,b,e,d){const f=[],g=C();let k=0;for(let h=0,l;h<a.length;h++)if(l=a[h]){k<l.length&&(k=l.length);for(let m=0,n;m<l.length;m++)if(n=l[m])for(let t=0,p;t<n.length;t++)p=n[t],g[p]=g[p]?2:1}for(let h=0,l,m=0;h<k;h++)for(let n=0,t;n<a.length;n++)if(t=a[n])if(l=t[h])for(let p=0,q;p<l.length;p++)if(q=l[p],1===g[q])if(b)b--;else if(e){if(f.push(q),f.length===c)return f}else{const y=h+(n?d:0);f[y]||(f[y]=[]);f[y].push(q);if(++m===c)return f}return f};X.prototype.not=function(){const {O:a,P:c,limit:b,offset:e,enrich:d,resolve:f,suggest:g}=Ba(this,"not",arguments);return Ga.call(this,a,c,b,e,d,f,g)};function Ga(a,c,b,e,d,f,g){if(c.length){const k=this;return Promise.all(c).then(function(h){a=[];for(let l=0,m;l<h.length;l++)(m=h[l]).length&&(a[l]=m);return Ga.call(k,a,[],b,e,d,f,g)})}if(a.length&&this.result.length)this.result=Ha.call(this,a,b,e,f);else if(f)return this.resolve(b,e,d);return f?d?W.call(this.index,this.result):this.result:this}
 function Ha(a,c,b,e){const d=[];a=new Set(a.flat().flat());for(let f=0,g,k=0;f<this.result.length;f++)if(g=this.result[f])for(let h=0,l;h<g.length;h++)if(l=g[h],!a.has(l))if(b)b--;else if(e){if(d.push(l),d.length===c)return d}else if(d[f]||(d[f]=[]),d[f].push(l),++k===c)return d;return d};function X(a){if(!this||this.constructor!==X)return new X(a);if(a&&a.index)return a.resolve=!1,this.index=a.index,this.h=a.boost||0,this.result=a.index.search(a).result,this;this.index=null;this.result=a||[];this.h=0}X.prototype.limit=function(a){if(this.result.length){const c=[];for(let b=0,e;b<this.result.length;b++)if(e=this.result[b])if(e.length<=a){if(c[b]=e,a-=e.length,!a)break}else{c[b]=e.slice(0,a);break}this.result=c}return this};
-X.prototype.offset=function(a){if(this.result.length){const c=[];for(let b=0,e;b<this.result.length;b++)if(e=this.result[b])e.length<=a?a-=e.length:(c[b]=e.slice(a),a=0);this.result=c}return this};X.prototype.boost=function(a){this.h+=a;return this};X.prototype.resolve=function(a,c,b){const e=this.result,d=this.index;this.result=this.index=null;return e.length?("object"===typeof a&&(b=a.enrich,c=a.offset,a=a.limit),Aa.call(d,e,a||100,c,b)):e};C();V.prototype.search=function(a,c,b,e){b||(!c&&H(a)?(b=a,a=""):H(c)&&(b=c,c=0));let d=[];var f=[];let g,k,h,l,m,n,t=0,p,q;if(b){b.constructor===Array&&(b={index:b});a=b.query||a;var y=b.pluck;k=b.merge;l=y||b.field||(l=b.index)&&(l.index?null:l);m=this.tag&&b.tag;h=b.suggest;p=!0;g=this.store&&b.enrich&&p;q=b.highlight&&g;c=b.limit||c;n=b.offset||0;c||(c=100);if(m){m.constructor!==Array&&(m=[m]);var w=[];for(let x=0,r;x<m.length;x++)if(r=m[x],r.field&&r.tag){var u=r.tag;if(u.constructor===Array)for(var z=
+X.prototype.offset=function(a){if(this.result.length){const c=[];for(let b=0,e;b<this.result.length;b++)if(e=this.result[b])e.length<=a?a-=e.length:(c[b]=e.slice(a),a=0);this.result=c}return this};X.prototype.boost=function(a){this.h+=a;return this};X.prototype.resolve=function(a,c,b){const e=this.result,d=this.index;this.result=this.index=null;return e.length?("object"===typeof a&&(b=a.enrich,c=a.offset,a=a.limit),Aa.call(d,e,a||100,c,b)):e};C();V.prototype.search=function(a,c,b,e){b||(!c&&H(a)?(b=a,a=""):H(c)&&(b=c,c=0));let d=[];var f=[];let g,k,h,l,m,n,t=0,p=!0,q;if(b){b.constructor===Array&&(b={index:b});a=b.query||a;var y=b.pluck;k=b.merge;l=y||b.field||(l=b.index)&&(l.index?null:l);m=this.tag&&b.tag;h=b.suggest;p=!0;g=this.store&&b.enrich&&p;q=b.highlight&&g;c=b.limit||c;n=b.offset||0;c||(c=100);if(m){m.constructor!==Array&&(m=[m]);var w=[];for(let x=0,r;x<m.length;x++)if(r=m[x],r.field&&r.tag){var u=r.tag;if(u.constructor===Array)for(var z=
 0;z<u.length;z++)w.push(r.field,u[z]);else w.push(r.field,u)}else{u=Object.keys(r);for(let E=0,F,A;E<u.length;E++)if(F=u[E],A=r[F],A.constructor===Array)for(z=0;z<A.length;z++)w.push(F,A[z]);else w.push(F,A)}m=w;if(!a){e=[];if(w.length)for(f=0;f<w.length;f+=2)y=Ia.call(this,w[f],w[f+1],c,n,g),d.push({field:w[f],tag:w[f+1],result:y});return e.length?Promise.all(e).then(function(x){for(let r=0;r<x.length;r++)d[r].result=x[r];return d}):d}}l&&l.constructor!==Array&&(l=[l])}l||(l=this.field);w=!e&&(this.worker||
 this.db)&&[];for(let x=0,r,E,F;x<l.length;x++){E=l[x];let A;D(E)||(A=E,E=A.field,a=A.query||a,c=A.limit||c,n=A.offset||n,h=A.suggest||h,g=this.store&&(A.enrich||g));if(e)r=e[x];else if(u=A||b,z=this.index.get(E),m&&(u.enrich=!1),w){w[x]=z.search(a,c,u);u&&g&&(u.enrich=g);continue}else r=z.search(a,c,u),u&&g&&(u.enrich=g);F=r&&(p?r.length:r.result.length);if(m&&F){u=[];z=0;for(let J=0,G,Ya;J<m.length;J+=2){G=this.tag.get(m[J]);if(!G)if(h)continue;else return p?d:new X(d);if(Ya=(G=G&&G.get(m[J+1]))&&
 G.length)z++,u.push(G);else if(!h)return p?d:new X(d)}if(z){r=za(r,u);F=r.length;if(!F&&!h)return p?r:new X(r);z--}}if(F)f[t]=E,d.push(r),t++;else if(1===l.length)return p?d:new X(d)}if(w){const x=this;return Promise.all(w).then(function(r){return r.length?x.search(a,c,b,r):r})}if(!t)return p?d:new X(d);if(y&&(!g||!this.store))return d[0];w=[];for(let x=0,r;x<f.length;x++){r=d[x];g&&r.length&&!r[0].doc&&(r=W.call(this,r));if(y)return p?r:new X(r);d[x]={field:f[x],result:r}}return k?Ja(d,c):q?Ka(d,
diff --git a/dist/flexsearch.compact.module.debug.js b/dist/flexsearch.compact.module.debug.js
index d5c126b..2c6e1f5 100644
--- a/dist/flexsearch.compact.module.debug.js
+++ b/dist/flexsearch.compact.module.debug.js
@@ -1,5 +1,5 @@
 /**!
- * FlexSearch.js v0.8.113 (Bundle/Debug)
+ * FlexSearch.js v0.8.115 (Bundle/Debug)
  * Author and Copyright: Thomas Wilkerling
  * Licence: Apache-2.0
  * Hosted by Nextapps GmbH
@@ -934,7 +934,7 @@ V.prototype.search = function(a, c, b, e) {
   b || (!c && I(a) ? (b = a, a = "") : I(c) && (b = c, c = 0));
   let d = [];
   var f = [];
-  let g, k, h, l, m, n, t = 0, p, q;
+  let g, k, h, l, m, n, t = 0, p = !0, q;
   if (b) {
     b.constructor === Array && (b = {index:b});
     a = b.query || a;
diff --git a/dist/flexsearch.compact.module.min.js b/dist/flexsearch.compact.module.min.js
index 270b2ab..6d188cb 100644
--- a/dist/flexsearch.compact.module.min.js
+++ b/dist/flexsearch.compact.module.min.js
@@ -1,5 +1,5 @@
 /**!
- * FlexSearch.js v0.8.113 (Bundle)
+ * FlexSearch.js v0.8.115 (Bundle)
  * Author and Copyright: Thomas Wilkerling
  * Licence: Apache-2.0
  * Hosted by Nextapps GmbH
@@ -39,7 +39,7 @@ function Da(a,c,b,e,d,f,g){if(c.length){const k=this;return Promise.all(c).then(
 function Ea(a,c,b,e,d,f,g){if(c.length){const k=this;return Promise.all(c).then(function(h){a=[];for(let l=0,m;l<h.length;l++)(m=h[l]).length&&(a[l]=m);return Ea.call(k,a,[],b,e,d,f,g)})}if(a.length)if(this.result.length&&a.unshift(this.result),2>a.length)this.result=a[0];else return this.result=Fa.call(this,a,b,e,f,this.h),f?d?W.call(this.index,this.result):this.result:this;else g||(this.result=a);return f?this.resolve(b,e,d):this}
 function Fa(a,c,b,e,d){const f=[],g=C();let k=0;for(let h=0,l;h<a.length;h++)if(l=a[h]){k<l.length&&(k=l.length);for(let m=0,n;m<l.length;m++)if(n=l[m])for(let t=0,p;t<n.length;t++)p=n[t],g[p]=g[p]?2:1}for(let h=0,l,m=0;h<k;h++)for(let n=0,t;n<a.length;n++)if(t=a[n])if(l=t[h])for(let p=0,q;p<l.length;p++)if(q=l[p],1===g[q])if(b)b--;else if(e){if(f.push(q),f.length===c)return f}else{const y=h+(n?d:0);f[y]||(f[y]=[]);f[y].push(q);if(++m===c)return f}return f};X.prototype.not=function(){const {O:a,P:c,limit:b,offset:e,enrich:d,resolve:f,suggest:g}=Ba(this,"not",arguments);return Ga.call(this,a,c,b,e,d,f,g)};function Ga(a,c,b,e,d,f,g){if(c.length){const k=this;return Promise.all(c).then(function(h){a=[];for(let l=0,m;l<h.length;l++)(m=h[l]).length&&(a[l]=m);return Ga.call(k,a,[],b,e,d,f,g)})}if(a.length&&this.result.length)this.result=Ha.call(this,a,b,e,f);else if(f)return this.resolve(b,e,d);return f?d?W.call(this.index,this.result):this.result:this}
 function Ha(a,c,b,e){const d=[];a=new Set(a.flat().flat());for(let f=0,g,k=0;f<this.result.length;f++)if(g=this.result[f])for(let h=0,l;h<g.length;h++)if(l=g[h],!a.has(l))if(b)b--;else if(e){if(d.push(l),d.length===c)return d}else if(d[f]||(d[f]=[]),d[f].push(l),++k===c)return d;return d};function X(a){if(!this||this.constructor!==X)return new X(a);if(a&&a.index)return a.resolve=!1,this.index=a.index,this.h=a.boost||0,this.result=a.index.search(a).result,this;this.index=null;this.result=a||[];this.h=0}X.prototype.limit=function(a){if(this.result.length){const c=[];for(let b=0,e;b<this.result.length;b++)if(e=this.result[b])if(e.length<=a){if(c[b]=e,a-=e.length,!a)break}else{c[b]=e.slice(0,a);break}this.result=c}return this};
-X.prototype.offset=function(a){if(this.result.length){const c=[];for(let b=0,e;b<this.result.length;b++)if(e=this.result[b])e.length<=a?a-=e.length:(c[b]=e.slice(a),a=0);this.result=c}return this};X.prototype.boost=function(a){this.h+=a;return this};X.prototype.resolve=function(a,c,b){const e=this.result,d=this.index;this.result=this.index=null;return e.length?("object"===typeof a&&(b=a.enrich,c=a.offset,a=a.limit),Aa.call(d,e,a||100,c,b)):e};C();V.prototype.search=function(a,c,b,e){b||(!c&&H(a)?(b=a,a=""):H(c)&&(b=c,c=0));let d=[];var f=[];let g,k,h,l,m,n,t=0,p,q;if(b){b.constructor===Array&&(b={index:b});a=b.query||a;var y=b.pluck;k=b.merge;l=y||b.field||(l=b.index)&&(l.index?null:l);m=this.tag&&b.tag;h=b.suggest;p=!0;g=this.store&&b.enrich&&p;q=b.highlight&&g;c=b.limit||c;n=b.offset||0;c||(c=100);if(m){m.constructor!==Array&&(m=[m]);var w=[];for(let x=0,r;x<m.length;x++)if(r=m[x],r.field&&r.tag){var u=r.tag;if(u.constructor===Array)for(var z=
+X.prototype.offset=function(a){if(this.result.length){const c=[];for(let b=0,e;b<this.result.length;b++)if(e=this.result[b])e.length<=a?a-=e.length:(c[b]=e.slice(a),a=0);this.result=c}return this};X.prototype.boost=function(a){this.h+=a;return this};X.prototype.resolve=function(a,c,b){const e=this.result,d=this.index;this.result=this.index=null;return e.length?("object"===typeof a&&(b=a.enrich,c=a.offset,a=a.limit),Aa.call(d,e,a||100,c,b)):e};C();V.prototype.search=function(a,c,b,e){b||(!c&&H(a)?(b=a,a=""):H(c)&&(b=c,c=0));let d=[];var f=[];let g,k,h,l,m,n,t=0,p=!0,q;if(b){b.constructor===Array&&(b={index:b});a=b.query||a;var y=b.pluck;k=b.merge;l=y||b.field||(l=b.index)&&(l.index?null:l);m=this.tag&&b.tag;h=b.suggest;p=!0;g=this.store&&b.enrich&&p;q=b.highlight&&g;c=b.limit||c;n=b.offset||0;c||(c=100);if(m){m.constructor!==Array&&(m=[m]);var w=[];for(let x=0,r;x<m.length;x++)if(r=m[x],r.field&&r.tag){var u=r.tag;if(u.constructor===Array)for(var z=
 0;z<u.length;z++)w.push(r.field,u[z]);else w.push(r.field,u)}else{u=Object.keys(r);for(let E=0,F,A;E<u.length;E++)if(F=u[E],A=r[F],A.constructor===Array)for(z=0;z<A.length;z++)w.push(F,A[z]);else w.push(F,A)}m=w;if(!a){e=[];if(w.length)for(f=0;f<w.length;f+=2)y=Ia.call(this,w[f],w[f+1],c,n,g),d.push({field:w[f],tag:w[f+1],result:y});return e.length?Promise.all(e).then(function(x){for(let r=0;r<x.length;r++)d[r].result=x[r];return d}):d}}l&&l.constructor!==Array&&(l=[l])}l||(l=this.field);w=!e&&(this.worker||
 this.db)&&[];for(let x=0,r,E,F;x<l.length;x++){E=l[x];let A;D(E)||(A=E,E=A.field,a=A.query||a,c=A.limit||c,n=A.offset||n,h=A.suggest||h,g=this.store&&(A.enrich||g));if(e)r=e[x];else if(u=A||b,z=this.index.get(E),m&&(u.enrich=!1),w){w[x]=z.search(a,c,u);u&&g&&(u.enrich=g);continue}else r=z.search(a,c,u),u&&g&&(u.enrich=g);F=r&&(p?r.length:r.result.length);if(m&&F){u=[];z=0;for(let J=0,G,Va;J<m.length;J+=2){G=this.tag.get(m[J]);if(!G)if(h)continue;else return p?d:new X(d);if(Va=(G=G&&G.get(m[J+1]))&&
 G.length)z++,u.push(G);else if(!h)return p?d:new X(d)}if(z){r=za(r,u);F=r.length;if(!F&&!h)return p?r:new X(r);z--}}if(F)f[t]=E,d.push(r),t++;else if(1===l.length)return p?d:new X(d)}if(w){const x=this;return Promise.all(w).then(function(r){return r.length?x.search(a,c,b,r):r})}if(!t)return p?d:new X(d);if(y&&(!g||!this.store))return d[0];w=[];for(let x=0,r;x<f.length;x++){r=d[x];g&&r.length&&!r[0].doc&&(r=W.call(this,r));if(y)return p?r:new X(r);d[x]={field:f[x],result:r}}return k?Ja(d,c):q?Ka(d,
diff --git a/dist/flexsearch.es5.debug.js b/dist/flexsearch.es5.debug.js
index b3e5474..b631dbe 100644
--- a/dist/flexsearch.es5.debug.js
+++ b/dist/flexsearch.es5.debug.js
@@ -1,5 +1,5 @@
 /**!
- * FlexSearch.js v0.8.113 (ES5/Debug)
+ * FlexSearch.js v0.8.115 (ES5/Debug)
  * Author and Copyright: Thomas Wilkerling
  * Licence: Apache-2.0
  * Hosted by Nextapps GmbH
@@ -2101,34 +2101,34 @@ Y.prototype.resolve = function(a, b, c) {
 J();
 W.prototype.search = function(a, b, c, d) {
   c || (!b && M(a) ? (c = a, a = "") : M(b) && (c = b, b = 0));
-  var e = [], f = [], g = 0;
+  var e = [], f = [], g = 0, h = !0;
   if (c) {
     c.constructor === Array && (c = {index:c});
     a = c.query || a;
-    var h = c.pluck;
-    var k = c.merge;
-    var l = h || c.field || (l = c.index) && (l.index ? null : l);
-    var m = this.tag && c.tag;
-    var n = c.suggest;
-    var p = !1 !== c.resolve;
-    if (!p && !h) {
-      if (l = l || this.field) {
-        K(l) ? h = l : (l.constructor === Array && 1 === l.length && (l = l[0]), h = l.field || l.index);
+    var k = c.pluck;
+    var l = c.merge;
+    var m = k || c.field || (m = c.index) && (m.index ? null : m);
+    var n = this.tag && c.tag;
+    var p = c.suggest;
+    h = !1 !== c.resolve;
+    if (!h && !k) {
+      if (m = m || this.field) {
+        K(m) ? k = m : (m.constructor === Array && 1 === m.length && (m = m[0]), k = m.field || m.index);
       }
-      if (!h) {
+      if (!k) {
         throw Error("Apply resolver on document search requires either the option 'pluck' to be set or just select a single field name in your query.");
       }
     }
-    this.store && c.enrich && !p && console.warn("Enrich results can only be done on a final resolver task or when calling .resolve({ enrich: true })");
-    var q = this.store && c.enrich && p;
+    this.store && c.enrich && !h && console.warn("Enrich results can only be done on a final resolver task or when calling .resolve({ enrich: true })");
+    var q = this.store && c.enrich && h;
     var t = c.highlight && q;
     b = c.limit || b;
     var x = c.offset || 0;
     b || (b = 100);
-    if (m && (!this.db || !d)) {
-      m.constructor !== Array && (m = [m]);
-      for (var r = [], A = 0, z = void 0; A < m.length; A++) {
-        z = m[A];
+    if (n && (!this.db || !d)) {
+      n.constructor !== Array && (n = [n]);
+      for (var r = [], A = 0, z = void 0; A < n.length; A++) {
+        z = n[A];
         if (K(z)) {
           throw Error("A tag option can't be a string, instead it needs a { field: tag } format.");
         }
@@ -2158,26 +2158,26 @@ W.prototype.search = function(a, b, c, d) {
       if (!r.length) {
         throw Error("Your tag definition within the search options is probably wrong. No valid tags found.");
       }
-      m = r;
+      n = r;
       if (!a) {
-        p = [];
+        h = [];
         if (r.length) {
           for (f = 0; f < r.length; f += 2) {
-            h = void 0;
+            k = void 0;
             if (this.db) {
-              h = this.index.get(r[f]);
-              if (!h) {
+              k = this.index.get(r[f]);
+              if (!k) {
                 console.warn("Tag '" + r[f] + ":" + r[f + 1] + "' will be skipped because there is no field '" + r[f] + "'.");
                 continue;
               }
-              p.push(h = h.db.tag(r[f + 1], b, x, q));
+              h.push(k = k.db.tag(r[f + 1], b, x, q));
             } else {
-              h = ub.call(this, r[f], r[f + 1], b, x, q);
+              k = ub.call(this, r[f], r[f + 1], b, x, q);
             }
-            e.push({field:r[f], tag:r[f + 1], result:h});
+            e.push({field:r[f], tag:r[f + 1], result:k});
           }
         }
-        return p.length ? Promise.all(p).then(function(Q) {
+        return h.length ? Promise.all(h).then(function(Q) {
           for (var R = 0; R < Q.length; R++) {
             e[R].result = Q[R];
           }
@@ -2185,25 +2185,25 @@ W.prototype.search = function(a, b, c, d) {
         }) : e;
       }
     }
-    l && l.constructor !== Array && (l = [l]);
+    m && m.constructor !== Array && (m = [m]);
   }
-  l || (l = this.field);
+  m || (m = this.field);
   r = !d && (this.worker || this.db) && [];
   A = 0;
-  for (y = z = v = void 0; A < l.length; A++) {
-    if (z = l[A], !this.db || !this.tag || this.J[A]) {
+  for (y = z = v = void 0; A < m.length; A++) {
+    if (z = m[A], !this.db || !this.tag || this.J[A]) {
       v = void 0;
-      K(z) || (v = z, z = v.field, a = v.query || a, b = v.limit || b, x = v.offset || x, n = v.suggest || n, q = this.store && (v.enrich || q));
+      K(z) || (v = z, z = v.field, a = v.query || a, b = v.limit || b, x = v.offset || x, p = v.suggest || p, q = this.store && (v.enrich || q));
       if (d) {
         v = d[A];
       } else {
         y = v || c;
         v = this.index.get(z);
-        if (m) {
+        if (n) {
           if (this.db) {
-            y.tag = m;
+            y.tag = n;
             var Ka = v.db.support_tag_search;
-            y.field = l;
+            y.field = m;
           }
           Ka || (y.enrich = !1);
         }
@@ -2215,67 +2215,67 @@ W.prototype.search = function(a, b, c, d) {
           v = v.search(a, b, y), y && q && (y.enrich = q);
         }
       }
-      y = v && (p ? v.length : v.result.length);
-      if (m && y) {
+      y = v && (h ? v.length : v.result.length);
+      if (n && y) {
         D = [];
         G = 0;
         if (this.db && d) {
           if (!Ka) {
-            for (H = l.length; H < d.length; H++) {
+            for (H = m.length; H < d.length; H++) {
               var L = d[H];
               if (L && L.length) {
                 G++, D.push(L);
-              } else if (!n) {
-                return p ? e : new Y(e);
+              } else if (!p) {
+                return h ? e : new Y(e);
               }
             }
           }
         } else {
           H = 0;
-          for (var Xb = L = void 0; H < m.length; H += 2) {
-            L = this.tag.get(m[H]);
+          for (var Xb = L = void 0; H < n.length; H += 2) {
+            L = this.tag.get(n[H]);
             if (!L) {
-              if (console.warn("Tag '" + m[H] + ":" + m[H + 1] + "' will be skipped because there is no field '" + m[H] + "'."), n) {
+              if (console.warn("Tag '" + n[H] + ":" + n[H + 1] + "' will be skipped because there is no field '" + n[H] + "'."), p) {
                 continue;
               } else {
-                return p ? e : new Y(e);
+                return h ? e : new Y(e);
               }
             }
-            if (Xb = (L = L && L.get(m[H + 1])) && L.length) {
+            if (Xb = (L = L && L.get(n[H + 1])) && L.length) {
               G++, D.push(L);
-            } else if (!n) {
-              return p ? e : new Y(e);
+            } else if (!p) {
+              return h ? e : new Y(e);
             }
           }
         }
         if (G) {
-          v = lb(v, D, p);
+          v = lb(v, D, h);
           y = v.length;
-          if (!y && !n) {
-            return p ? v : new Y(v);
+          if (!y && !p) {
+            return h ? v : new Y(v);
           }
           G--;
         }
       }
       if (y) {
         f[g] = z, e.push(v), g++;
-      } else if (1 === l.length) {
-        return p ? e : new Y(e);
+      } else if (1 === m.length) {
+        return h ? e : new Y(e);
       }
     }
   }
   if (r) {
-    if (this.db && m && m.length && !Ka) {
-      for (q = 0; q < m.length; q += 2) {
-        f = this.index.get(m[q]);
+    if (this.db && n && n.length && !Ka) {
+      for (q = 0; q < n.length; q += 2) {
+        f = this.index.get(n[q]);
         if (!f) {
-          if (console.warn("Tag '" + m[q] + ":" + m[q + 1] + "' was not found because there is no field '" + m[q] + "'."), n) {
+          if (console.warn("Tag '" + n[q] + ":" + n[q + 1] + "' was not found because there is no field '" + n[q] + "'."), p) {
             continue;
           } else {
-            return p ? e : new Y(e);
+            return h ? e : new Y(e);
           }
         }
-        r.push(f.db.tag(m[q + 1], b, x, !1));
+        r.push(f.db.tag(n[q + 1], b, x, !1));
       }
     }
     var Yb = this;
@@ -2284,20 +2284,20 @@ W.prototype.search = function(a, b, c, d) {
     });
   }
   if (!g) {
-    return p ? e : new Y(e);
+    return h ? e : new Y(e);
   }
-  if (h && (!q || !this.store)) {
+  if (k && (!q || !this.store)) {
     return e[0];
   }
   r = [];
   x = 0;
-  for (n = void 0; x < f.length; x++) {
-    n = e[x];
-    q && n.length && !n[0].doc && (this.db ? r.push(n = this.index.get(this.field[0]).db.enrich(n)) : n = X.call(this, n));
-    if (h) {
-      return p ? n : new Y(n);
+  for (p = void 0; x < f.length; x++) {
+    p = e[x];
+    q && p.length && !p[0].doc && (this.db ? r.push(p = this.index.get(this.field[0]).db.enrich(p)) : p = X.call(this, p));
+    if (k) {
+      return h ? p : new Y(p);
     }
-    e[x] = {field:f[x], result:n};
+    e[x] = {field:f[x], result:p};
   }
   if (q && this.db && r.length) {
     var La = this;
@@ -2305,10 +2305,10 @@ W.prototype.search = function(a, b, c, d) {
       for (var R = 0; R < Q.length; R++) {
         e[R].result = Q[R];
       }
-      return k ? vb(e, b) : t ? wb(e, a, La.index, La.field, La.J, t) : e;
+      return l ? vb(e, b) : t ? wb(e, a, La.index, La.field, La.J, t) : e;
     });
   }
-  return k ? vb(e, b) : t ? wb(e, a, this.index, this.field, this.J, t) : e;
+  return l ? vb(e, b) : t ? wb(e, a, this.index, this.field, this.J, t) : e;
 };
 function wb(a, b, c, d, e, f) {
   for (var g, h, k, l = 0, m, n, p; l < a.length; l++) {
@@ -3314,17 +3314,18 @@ u.transaction = function(a, b, c) {
   var f = this.db.transaction(a, b);
   this.h[a + ":" + b] = e = f.objectStore(a);
   return new Promise(function(g, h) {
-    f.onerror = function(k) {
-      d.h[a + ":" + b] = null;
+    f.onerror = function(l) {
       f.abort();
       f = e = null;
-      h(k);
+      h(l);
     };
-    f.oncomplete = function(k) {
-      f = e = d.h[a + ":" + b] = null;
-      g(k || !0);
+    f.oncomplete = function(l) {
+      f = e = null;
+      g(l || !0);
     };
-    return c.call(d, e);
+    var k = c.call(d, e);
+    d.h[a + ":" + b] = null;
+    return k;
   });
 };
 u.commit = function(a, b, c) {
diff --git a/dist/flexsearch.es5.min.js b/dist/flexsearch.es5.min.js
index ffea62b..8082aaf 100644
--- a/dist/flexsearch.es5.min.js
+++ b/dist/flexsearch.es5.min.js
@@ -1,5 +1,5 @@
 /**!
- * FlexSearch.js v0.8.113 (ES5)
+ * FlexSearch.js v0.8.115 (ES5)
  * Author and Copyright: Thomas Wilkerling
  * Licence: Apache-2.0
  * Hosted by Nextapps GmbH
@@ -81,12 +81,12 @@ function pb(a,b,c,d,e,g,f){if(b.length){var h=this;return Promise.all(b).then(fu
 function qb(a,b,c,d,e,g,f){if(b.length){var h=this;return Promise.all(b).then(function(k){a=[];for(var l=0,m=void 0;l<k.length;l++)(m=k[l]).length&&(a[l]=m);return qb.call(h,a,[],c,d,e,g,f)})}if(a.length)if(this.result.length&&a.unshift(this.result),2>a.length)this.result=a[0];else return this.result=rb.call(this,a,c,d,g,this.h),g?e?X.call(this.index,this.result):this.result:this;else f||(this.result=a);return g?this.resolve(c,d,e):this}
 function rb(a,b,c,d,e){for(var g=[],f=J(),h=0,k=0,l;k<a.length;k++)if(l=a[k]){h<l.length&&(h=l.length);for(var m=0,n;m<l.length;m++)if(n=l[m])for(var p=0,q;p<n.length;p++)q=n[p],f[q]=f[q]?2:1}for(l=k=0;k<h;k++)for(m=0;m<a.length;m++)if(n=a[m])if(n=n[k])for(p=0;p<n.length;p++)if(q=n[p],1===f[q])if(c)c--;else if(d){if(g.push(q),g.length===b)return g}else{var r=k+(m?e:0);g[r]||(g[r]=[]);g[r].push(q);if(++l===b)return g}return g};Y.prototype.not=function(){var a=nb(this,"not",arguments);return sb.call(this,a.W,a.$,a.limit,a.offset,a.enrich,a.resolve,a.suggest)};function sb(a,b,c,d,e,g,f){if(b.length){var h=this;return Promise.all(b).then(function(k){a=[];for(var l=0,m=void 0;l<k.length;l++)(m=k[l]).length&&(a[l]=m);return sb.call(h,a,[],c,d,e,g,f)})}if(a.length&&this.result.length)this.result=tb.call(this,a,c,d,g);else if(g)return this.resolve(c,d,e);return g?e?X.call(this.index,this.result):this.result:this}
 function tb(a,b,c,d){var e=[];a=new Set(a.flat().flat());for(var g=0,f,h=0;g<this.result.length;g++)if(f=this.result[g])for(var k=0,l;k<f.length;k++)if(l=f[k],!a.has(l))if(c)c--;else if(d){if(e.push(l),e.length===b)return e}else if(e[g]||(e[g]=[]),e[g].push(l),++h===b)return e;return e};function Y(a){if(!this||this.constructor!==Y)return new Y(a);if(a&&a.index)return a.resolve=!1,this.index=a.index,this.h=a.boost||0,this.result=a.index.search(a).result,this;this.index=null;this.result=a||[];this.h=0}Y.prototype.limit=function(a){if(this.result.length){for(var b=[],c=0,d;c<this.result.length;c++)if(d=this.result[c])if(d.length<=a){if(b[c]=d,a-=d.length,!a)break}else{b[c]=d.slice(0,a);break}this.result=b}return this};
-Y.prototype.offset=function(a){if(this.result.length){for(var b=[],c=0,d;c<this.result.length;c++)if(d=this.result[c])d.length<=a?a-=d.length:(b[c]=d.slice(a),a=0);this.result=b}return this};Y.prototype.boost=function(a){this.h+=a;return this};Y.prototype.resolve=function(a,b,c){var d=this.result,e=this.index;this.result=this.index=null;return d.length?("object"===typeof a&&(c=a.enrich,b=a.offset,a=a.limit),mb.call(e,d,a||100,b,c)):d};J();W.prototype.search=function(a,b,c,d){c||(!b&&M(a)?(c=a,a=""):M(b)&&(c=b,b=0));var e=[],g=[],f=0;if(c){c.constructor===Array&&(c={index:c});a=c.query||a;var h=c.pluck;var k=c.merge;var l=h||c.field||(l=c.index)&&(l.index?null:l);var m=this.tag&&c.tag;var n=c.suggest;var p=!1!==c.resolve;p||h||!(l=l||this.field)||(K(l)?h=l:(l.constructor===Array&&1===l.length&&(l=l[0]),h=l.field||l.index));var q=this.store&&c.enrich&&p;var r=c.highlight&&q;b=c.limit||b;var x=c.offset||0;b||(b=100);if(m&&(!this.db||
-!d)){m.constructor!==Array&&(m=[m]);for(var t=[],A=0,z=void 0;A<m.length;A++)if(z=m[A],z.field&&z.tag){var v=z.tag;if(v.constructor===Array)for(var y=0;y<v.length;y++)t.push(z.field,v[y]);else t.push(z.field,v)}else{v=Object.keys(z);y=0;for(var D=void 0,G=void 0;y<v.length;y++)if(D=v[y],G=z[D],G.constructor===Array)for(var I=0;I<G.length;I++)t.push(D,G[I]);else t.push(D,G)}m=t;if(!a){p=[];if(t.length)for(g=0;g<t.length;g+=2){h=void 0;if(this.db){h=this.index.get(t[g]);if(!h)continue;p.push(h=h.db.tag(t[g+
-1],b,x,q))}else h=ub.call(this,t[g],t[g+1],b,x,q);e.push({field:t[g],tag:t[g+1],result:h})}return p.length?Promise.all(p).then(function(P){for(var Q=0;Q<P.length;Q++)e[Q].result=P[Q];return e}):e}}l&&l.constructor!==Array&&(l=[l])}l||(l=this.field);t=!d&&(this.worker||this.db)&&[];A=0;for(y=z=v=void 0;A<l.length;A++)if(z=l[A],!this.db||!this.tag||this.J[A]){v=void 0;K(z)||(v=z,z=v.field,a=v.query||a,b=v.limit||b,x=v.offset||x,n=v.suggest||n,q=this.store&&(v.enrich||q));if(d)v=d[A];else{y=v||c;v=this.index.get(z);
-if(m){if(this.db){y.tag=m;var Ka=v.db.support_tag_search;y.field=l}Ka||(y.enrich=!1)}if(t){t[A]=v.search(a,b,y);y&&q&&(y.enrich=q);continue}else v=v.search(a,b,y),y&&q&&(y.enrich=q)}y=v&&(p?v.length:v.result.length);if(m&&y){D=[];G=0;if(this.db&&d){if(!Ka)for(I=l.length;I<d.length;I++){var L=d[I];if(L&&L.length)G++,D.push(L);else if(!n)return p?e:new Y(e)}}else{I=0;for(var Wb=L=void 0;I<m.length;I+=2){L=this.tag.get(m[I]);if(!L)if(n)continue;else return p?e:new Y(e);if(Wb=(L=L&&L.get(m[I+1]))&&L.length)G++,
-D.push(L);else if(!n)return p?e:new Y(e)}}if(G){v=lb(v,D,p);y=v.length;if(!y&&!n)return p?v:new Y(v);G--}}if(y)g[f]=z,e.push(v),f++;else if(1===l.length)return p?e:new Y(e)}if(t){if(this.db&&m&&m.length&&!Ka)for(q=0;q<m.length;q+=2){g=this.index.get(m[q]);if(!g)if(n)continue;else return p?e:new Y(e);t.push(g.db.tag(m[q+1],b,x,!1))}var Xb=this;return Promise.all(t).then(function(P){return P.length?Xb.search(a,b,c,P):P})}if(!f)return p?e:new Y(e);if(h&&(!q||!this.store))return e[0];t=[];x=0;for(n=void 0;x<
-g.length;x++){n=e[x];q&&n.length&&!n[0].doc&&(this.db?t.push(n=this.index.get(this.field[0]).db.enrich(n)):n=X.call(this,n));if(h)return p?n:new Y(n);e[x]={field:g[x],result:n}}if(q&&this.db&&t.length){var La=this;return Promise.all(t).then(function(P){for(var Q=0;Q<P.length;Q++)e[Q].result=P[Q];return k?vb(e,b):r?wb(e,a,La.index,La.field,La.J,r):e})}return k?vb(e,b):r?wb(e,a,this.index,this.field,this.J,r):e};
+Y.prototype.offset=function(a){if(this.result.length){for(var b=[],c=0,d;c<this.result.length;c++)if(d=this.result[c])d.length<=a?a-=d.length:(b[c]=d.slice(a),a=0);this.result=b}return this};Y.prototype.boost=function(a){this.h+=a;return this};Y.prototype.resolve=function(a,b,c){var d=this.result,e=this.index;this.result=this.index=null;return d.length?("object"===typeof a&&(c=a.enrich,b=a.offset,a=a.limit),mb.call(e,d,a||100,b,c)):d};J();W.prototype.search=function(a,b,c,d){c||(!b&&M(a)?(c=a,a=""):M(b)&&(c=b,b=0));var e=[],g=[],f=0,h=!0;if(c){c.constructor===Array&&(c={index:c});a=c.query||a;var k=c.pluck;var l=c.merge;var m=k||c.field||(m=c.index)&&(m.index?null:m);var n=this.tag&&c.tag;var p=c.suggest;h=!1!==c.resolve;h||k||!(m=m||this.field)||(K(m)?k=m:(m.constructor===Array&&1===m.length&&(m=m[0]),k=m.field||m.index));var q=this.store&&c.enrich&&h;var r=c.highlight&&q;b=c.limit||b;var x=c.offset||0;b||(b=100);if(n&&(!this.db||
+!d)){n.constructor!==Array&&(n=[n]);for(var t=[],A=0,z=void 0;A<n.length;A++)if(z=n[A],z.field&&z.tag){var v=z.tag;if(v.constructor===Array)for(var y=0;y<v.length;y++)t.push(z.field,v[y]);else t.push(z.field,v)}else{v=Object.keys(z);y=0;for(var D=void 0,G=void 0;y<v.length;y++)if(D=v[y],G=z[D],G.constructor===Array)for(var I=0;I<G.length;I++)t.push(D,G[I]);else t.push(D,G)}n=t;if(!a){h=[];if(t.length)for(g=0;g<t.length;g+=2){k=void 0;if(this.db){k=this.index.get(t[g]);if(!k)continue;h.push(k=k.db.tag(t[g+
+1],b,x,q))}else k=ub.call(this,t[g],t[g+1],b,x,q);e.push({field:t[g],tag:t[g+1],result:k})}return h.length?Promise.all(h).then(function(P){for(var Q=0;Q<P.length;Q++)e[Q].result=P[Q];return e}):e}}m&&m.constructor!==Array&&(m=[m])}m||(m=this.field);t=!d&&(this.worker||this.db)&&[];A=0;for(y=z=v=void 0;A<m.length;A++)if(z=m[A],!this.db||!this.tag||this.J[A]){v=void 0;K(z)||(v=z,z=v.field,a=v.query||a,b=v.limit||b,x=v.offset||x,p=v.suggest||p,q=this.store&&(v.enrich||q));if(d)v=d[A];else{y=v||c;v=this.index.get(z);
+if(n){if(this.db){y.tag=n;var Ka=v.db.support_tag_search;y.field=m}Ka||(y.enrich=!1)}if(t){t[A]=v.search(a,b,y);y&&q&&(y.enrich=q);continue}else v=v.search(a,b,y),y&&q&&(y.enrich=q)}y=v&&(h?v.length:v.result.length);if(n&&y){D=[];G=0;if(this.db&&d){if(!Ka)for(I=m.length;I<d.length;I++){var L=d[I];if(L&&L.length)G++,D.push(L);else if(!p)return h?e:new Y(e)}}else{I=0;for(var Wb=L=void 0;I<n.length;I+=2){L=this.tag.get(n[I]);if(!L)if(p)continue;else return h?e:new Y(e);if(Wb=(L=L&&L.get(n[I+1]))&&L.length)G++,
+D.push(L);else if(!p)return h?e:new Y(e)}}if(G){v=lb(v,D,h);y=v.length;if(!y&&!p)return h?v:new Y(v);G--}}if(y)g[f]=z,e.push(v),f++;else if(1===m.length)return h?e:new Y(e)}if(t){if(this.db&&n&&n.length&&!Ka)for(q=0;q<n.length;q+=2){g=this.index.get(n[q]);if(!g)if(p)continue;else return h?e:new Y(e);t.push(g.db.tag(n[q+1],b,x,!1))}var Xb=this;return Promise.all(t).then(function(P){return P.length?Xb.search(a,b,c,P):P})}if(!f)return h?e:new Y(e);if(k&&(!q||!this.store))return e[0];t=[];x=0;for(p=void 0;x<
+g.length;x++){p=e[x];q&&p.length&&!p[0].doc&&(this.db?t.push(p=this.index.get(this.field[0]).db.enrich(p)):p=X.call(this,p));if(k)return h?p:new Y(p);e[x]={field:g[x],result:p}}if(q&&this.db&&t.length){var La=this;return Promise.all(t).then(function(P){for(var Q=0;Q<P.length;Q++)e[Q].result=P[Q];return l?vb(e,b):r?wb(e,a,La.index,La.field,La.J,r):e})}return l?vb(e,b):r?wb(e,a,this.index,this.field,this.J,r):e};
 function wb(a,b,c,d,e,g){for(var f,h,k,l=0,m,n,p;l<a.length;l++)for(m=a[l].result,n=a[l].field,k=c.get(n),p=k.encoder,k=k.tokenize,n=e[d.indexOf(n)],p!==f&&(f=p,h=f.encode(b)),p=0;p<m.length;p++){var q="",r=ya(m[p].doc,n),x=f.encode(r);r=r.split(f.split);for(var t=0,A,z;t<x.length;t++){A=x[t];z=r[t];for(var v=void 0,y=0,D;y<h.length;y++)if(D=h[y],"strict"===k){if(A===D){q+=(q?" ":"")+g.replace("$1",z);v=!0;break}}else{var G=A.indexOf(D);if(-1<G){q+=(q?" ":"")+z.substring(0,G)+g.replace("$1",z.substring(G,
 D.length))+z.substring(G+D.length);v=!0;break}}v||(q+=(q?" ":"")+r[t])}m[p].highlight=q}return a}function vb(a,b){for(var c=[],d=J(),e=0,g,f;e<a.length;e++){g=a[e];f=g.result;for(var h=0,k,l,m;h<f.length;h++)if(l=f[h],k=l.id,m=d[k])m.push(g.field);else{if(c.length===b)return c;l.field=d[k]=[g.field];c.push(l)}}return c}function ub(a,b,c,d,e){a=this.tag.get(a);if(!a)return[];if((b=(a=a&&a.get(b))&&a.length-d)&&0<b){if(b>c||d)a=a.slice(d,d+c);e&&(a=X.call(this,a));return a}}
 function X(a){if(!this||!this.store)return a;for(var b=Array(a.length),c=0,d;c<a.length;c++)d=a[c],b[c]={id:d,doc:this.store.get(d)};return b};function W(a){if(!this||this.constructor!==W)return new W(a);var b=a.document||a.doc||a,c,d;this.J=[];this.field=[];this.S=[];this.key=(c=b.key||b.id)&&xb(c,this.S)||"id";(d=a.keystore||0)&&(this.keystore=d);this.fastupdate=!!a.fastupdate;this.reg=!this.fastupdate||a.worker||a.db?d?new V(d):new Set:d?new U(d):new Map;this.I=(c=b.store||null)&&c&&!0!==c&&[];this.store=c&&(d?new U(d):new Map);this.cache=(c=a.cache||null)&&new Z(c);a.cache=!1;this.worker=a.worker;this.index=yb.call(this,a,b);this.tag=
@@ -127,7 +127,7 @@ u.close=function(){this.db.close();this.db=null};u.destroy=function(){var a=Tb.d
 u.get=function(a,b,c,d,e,g){c=void 0===c?0:c;d=void 0===d?0:d;e=void 0===e?!0:e;g=void 0===g?!1:g;a=this.db.transaction(b?"ctx":"map","readonly").objectStore(b?"ctx":"map").get(b?b+":"+a:a);var f=this;return Yb(a).then(function(h){var k=[];if(!h||!h.length)return k;if(e){if(!c&&!d&&1===h.length)return h[0];for(var l=0,m=void 0;l<h.length;l++)if((m=h[l])&&m.length)if(d>=m.length)d-=m.length;else{for(var n=c?d+Math.min(m.length-d,c):m.length,p=d;p<n;p++)k.push(m[p]);d=0;if(k.length===c)break}return g?
 f.enrich(k):k}return h})};u.tag=function(a,b,c,d){b=void 0===b?0:b;c=void 0===c?0:c;d=void 0===d?!1:d;a=this.db.transaction("tag","readonly").objectStore("tag").get(a);var e=this;return Yb(a).then(function(g){if(!g||!g.length||c>=g.length)return[];if(!b&&!c)return g;g=g.slice(c,c+b);return d?e.enrich(g):g})};
 u.enrich=function(a){"object"!==typeof a&&(a=[a]);for(var b=this.db.transaction("reg","readonly").objectStore("reg"),c=[],d=0;d<a.length;d++)c[d]=Yb(b.get(a[d]));return Promise.all(c).then(function(e){for(var g=0;g<e.length;g++)e[g]={id:a[g],doc:e[g]?JSON.parse(e[g]):null};return e})};u.has=function(a){a=this.db.transaction("reg","readonly").objectStore("reg").getKey(a);return Yb(a)};u.search=null;u.info=function(){};
-u.transaction=function(a,b,c){var d=this,e=this.h[a+":"+b];if(e)return c.call(this,e);var g=this.db.transaction(a,b);this.h[a+":"+b]=e=g.objectStore(a);return new Promise(function(f,h){g.onerror=function(k){d.h[a+":"+b]=null;g.abort();g=e=null;h(k)};g.oncomplete=function(k){g=e=d.h[a+":"+b]=null;f(k||!0)};return c.call(d,e)})};
+u.transaction=function(a,b,c){var d=this,e=this.h[a+":"+b];if(e)return c.call(this,e);var g=this.db.transaction(a,b);this.h[a+":"+b]=e=g.objectStore(a);return new Promise(function(f,h){g.onerror=function(l){g.abort();g=e=null;h(l)};g.oncomplete=function(l){g=e=null;f(l||!0)};var k=c.call(d,e);d.h[a+":"+b]=null;return k})};
 u.commit=function(a,b,c){var d=this,e,g,f;return ta(function(h){switch(h.h){case 1:if(b)return E(h,d.clear(),12);e=a.commit_task;a.commit_task=[];g=0;f=void 0;case 4:if(!(g<e.length)){h.h=6;break}f=e[g];if(!f.clear){e[g]=f.ma;h.h=5;break}return E(h,d.clear(),8);case 8:b=!0;h.h=6;break;case 5:g++;h.h=4;break;case 6:if(b){h.h=3;break}c||(e=e.concat(xa(a.reg)));if(!e.length){h.h=10;break}return E(h,d.remove(e),11);case 11:case 10:h.h=3;break;case 12:a.commit_task=[];case 3:return a.reg.size?E(h,d.transaction("map",
 "readwrite",function(k){for(var l=w(a.map),m=l.next(),n={};!m.done;n={O:void 0,Z:void 0},m=l.next())m=m.value,n.Z=m[0],n.O=m[1],n.O.length&&(b?k.put(n.O,n.Z):k.get(n.Z).onsuccess=function(p){return function(){var q=this.result,r;if(q&&q.length)for(var x=Math.max(q.length,p.O.length),t=0,A;t<x;t++){if((A=p.O[t])&&A.length){if((r=q[t])&&r.length)for(var z=0;z<A.length;z++)r.push(A[z]);else q[t]=A;r=1}}else q=p.O,r=1;r&&k.put(q,p.Z)}}(n))}),13):h.return();case 13:return E(h,d.transaction("ctx","readwrite",
 function(k){for(var l=w(a.ctx),m=l.next(),n={};!m.done;n={V:void 0},m=l.next()){m=m.value;n.V=m[0];m=w(m[1]);for(var p=m.next(),q={};!p.done;q={P:void 0,Y:void 0},p=m.next())p=p.value,q.Y=p[0],q.P=p[1],q.P.length&&(b?k.put(q.P,n.V+":"+q.Y):k.get(n.V+":"+q.Y).onsuccess=function(r,x){return function(){var t=this.result,A;if(t&&t.length)for(var z=Math.max(t.length,r.P.length),v=0,y;v<z;v++){if((y=r.P[v])&&y.length){if((A=t[v])&&A.length)for(var D=0;D<y.length;D++)A.push(y[D]);else t[v]=y;A=1}}else t=
diff --git a/dist/flexsearch.light.debug.js b/dist/flexsearch.light.debug.js
index 7a34ec2..9d38c1f 100644
--- a/dist/flexsearch.light.debug.js
+++ b/dist/flexsearch.light.debug.js
@@ -1,5 +1,5 @@
 /**!
- * FlexSearch.js v0.8.113 (Light/Debug)
+ * FlexSearch.js v0.8.115 (Light/Debug)
  * Author and Copyright: Thomas Wilkerling
  * Licence: Apache-2.0
  * Hosted by Nextapps GmbH
diff --git a/dist/flexsearch.light.min.js b/dist/flexsearch.light.min.js
index 5cb1809..7c83dee 100644
--- a/dist/flexsearch.light.min.js
+++ b/dist/flexsearch.light.min.js
@@ -1,5 +1,5 @@
 /**!
- * FlexSearch.js v0.8.113 (Light)
+ * FlexSearch.js v0.8.115 (Light)
  * Author and Copyright: Thomas Wilkerling
  * Licence: Apache-2.0
  * Hosted by Nextapps GmbH
diff --git a/dist/flexsearch.light.module.debug.js b/dist/flexsearch.light.module.debug.js
index e0f6fea..289b0b8 100644
--- a/dist/flexsearch.light.module.debug.js
+++ b/dist/flexsearch.light.module.debug.js
@@ -1,5 +1,5 @@
 /**!
- * FlexSearch.js v0.8.113 (Bundle/Debug)
+ * FlexSearch.js v0.8.115 (Bundle/Debug)
  * Author and Copyright: Thomas Wilkerling
  * Licence: Apache-2.0
  * Hosted by Nextapps GmbH
diff --git a/dist/flexsearch.light.module.min.js b/dist/flexsearch.light.module.min.js
index 4152d44..c764cd3 100644
--- a/dist/flexsearch.light.module.min.js
+++ b/dist/flexsearch.light.module.min.js
@@ -1,5 +1,5 @@
 /**!
- * FlexSearch.js v0.8.113 (Bundle)
+ * FlexSearch.js v0.8.115 (Bundle)
  * Author and Copyright: Thomas Wilkerling
  * Licence: Apache-2.0
  * Hosted by Nextapps GmbH
diff --git a/dist/module-debug/db/indexeddb/index.js b/dist/module-debug/db/indexeddb/index.js
index 7bf84a4..8472e50 100644
--- a/dist/module-debug/db/indexeddb/index.js
+++ b/dist/module-debug/db/indexeddb/index.js
@@ -285,19 +285,20 @@ IdxDB.prototype.transaction = function (ref, modifier, task) {
 
     return new Promise((resolve, reject) => {
         transaction.onerror = err => {
-            this.trx[ref + ":" + modifier] = null;
             transaction.abort();
             transaction = store = null;
             reject(err);
             //db.close;
         };
         transaction.oncomplete = res => {
-            this.trx[ref + ":" + modifier] = null;
             transaction = store = null;
             resolve(res || !0);
             //db.close;
         };
-        return task.call(this, store);
+        const promise = task.call(this, store);
+        //
+        this.trx[ref + ":" + modifier] = null;
+        return promise;
     });
 };
 
diff --git a/dist/module-debug/document/search.js b/dist/module-debug/document/search.js
index 6607b8c..fc8751c 100644
--- a/dist/module-debug/document/search.js
+++ b/dist/module-debug/document/search.js
@@ -61,7 +61,7 @@ Document.prototype.search = function (query, limit, options, _promises) {
         tag,
         offset,
         count = 0,
-        resolve,
+        resolve = /* tag? */ /* stringify */ /* stringify */ /* single param */ /* skip update: */ /* append: */ /* skip update: */ /* skip_update: */!0 /*await rows.hasNext()*/ /*await rows.hasNext()*/ /*await rows.hasNext()*/,
         highlight;
 
 
@@ -412,7 +412,7 @@ Document.prototype.search = function (query, limit, options, _promises) {
         };
     }
 
-    if (enrich && /* tag? */ /* stringify */ /* stringify */ /* single param */ /* skip update: */ /* append: */ /* skip update: */ /* skip_update: */!0 /*await rows.hasNext()*/ /*await rows.hasNext()*/ /*await rows.hasNext()*/ && this.db && promises.length) {
+    if (enrich && !0 && this.db && promises.length) {
         const self = this;
         return Promise.all(promises).then(function (promises) {
             for (let j = 0; j < promises.length; j++) {
diff --git a/dist/module-debug/index/search.js b/dist/module-debug/index/search.js
index b9bb217..c03a771 100644
--- a/dist/module-debug/index/search.js
+++ b/dist/module-debug/index/search.js
@@ -57,7 +57,8 @@ Index.prototype.search = function (query, limit, options) {
         offset = options.offset || 0;
         context = options.context;
         suggest = options.suggest;
-        resolve = /*global_resolve &&*/ /* suggest */ /* append: */ /* enrich */!1 !== options.resolve;
+        resolve = /*global_resolve &&*/ /* suggest */ /* append: */ /* enrich */
+        !1 !== options.resolve;
         //resolve || (global_resolve = 0);
         enrich = resolve && options.enrich;
         boost = options.boost;
diff --git a/dist/module-min/db/indexeddb/index.js b/dist/module-min/db/indexeddb/index.js
index b9a408e..4ff1457 100644
--- a/dist/module-min/db/indexeddb/index.js
+++ b/dist/module-min/db/indexeddb/index.js
@@ -1 +1 @@
-import{PersistentOptions,SearchResults,EnrichedSearchResults}from"../../type.js";const VERSION=1,IndexedDB="undefined"!=typeof window&&(window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB),IDBTransaction="undefined"!=typeof window&&(window.IDBTransaction||window.webkitIDBTransaction||window.msIDBTransaction),IDBKeyRange="undefined"!=typeof window&&(window.IDBKeyRange||window.webkitIDBKeyRange||window.msIDBKeyRange),fields=["map","ctx","tag","reg","cfg"];import StorageInterface from"../interface.js";import{toArray}from"../../common.js";function sanitize(a){return a.toLowerCase().replace(/[^a-z0-9_\-]/g,"")}export default function IdxDB(a,b={}){return this?void("object"==typeof a&&(b=a,a=a.name),!a&&console.info("Default storage space was used, because a name was not passed."),this.id="flexsearch"+(a?":"+sanitize(a):""),this.field=b.field?sanitize(b.field):"",this.type=b.type,this.support_tag_search=!1,this.fastupdate=!1,this.db=null,this.trx={}):new IdxDB(a,b)}IdxDB.prototype.mount=function(a){return a.encoder?(a.db=this,this.open()):a.mount(this)},IdxDB.prototype.open=function(){let a=this;return navigator.storage&&navigator.storage.persist(),this.db||new Promise(function(b,c){const d=IndexedDB.open(a.id+(a.field?":"+a.field:""),VERSION);d.onupgradeneeded=function(){const b=a.db=this.result;fields.forEach(a=>{b.objectStoreNames.contains(a)||b.createObjectStore(a)})},d.onblocked=function(a){console.error("blocked",a),c()},d.onerror=function(a){console.error(this.error,a),c()},d.onsuccess=function(){a.db=this.result,a.db.onversionchange=function(){a.close()},b(a)}})},IdxDB.prototype.close=function(){this.db.close(),this.db=null},IdxDB.prototype.destroy=function(){const a=IndexedDB.deleteDatabase(this.id+(this.field?":"+this.field:""));return promisfy(a)},IdxDB.prototype.clear=function(){const a=this.db.transaction(fields,"readwrite");for(let b=0;b<fields.length;b++)a.objectStore(fields[b]).clear();return promisfy(a)},IdxDB.prototype.get=function(a,b,c=0,d=0,e=!0,f=!1){const g=this.db.transaction(b?"ctx":"map","readonly"),h=g.objectStore(b?"ctx":"map"),i=h.get(b?b+":"+a:a),j=this;return promisfy(i).then(function(a){let b=[];if(!a||!a.length)return b;if(e){if(!c&&!d&&1===a.length)return a[0];for(let e,f=0;f<a.length;f++)if((e=a[f])&&e.length){if(d>=e.length){d-=e.length;continue}const a=c?d+Math.min(e.length-d,c):e.length;for(let c=d;c<a;c++)b.push(e[c]);if(d=0,b.length===c)break}return f?j.enrich(b):b}return a})},IdxDB.prototype.tag=function(a,b=0,c=0,d=!1){const e=this.db.transaction("tag","readonly"),f=e.objectStore("tag"),g=f.get(a),h=this;return promisfy(g).then(function(a){if(!a||!a.length||c>=a.length)return[];if(!b&&!c)return a;const e=a.slice(c,c+b);return d?h.enrich(e):e})},IdxDB.prototype.enrich=function(a){"object"!=typeof a&&(a=[a]);const b=this.db.transaction("reg","readonly"),c=b.objectStore("reg"),d=[];for(let b=0;b<a.length;b++)d[b]=promisfy(c.get(a[b]));return Promise.all(d).then(function(b){for(let c=0;c<b.length;c++)b[c]={id:a[c],doc:b[c]?JSON.parse(b[c]):null};return b})},IdxDB.prototype.has=function(a){const b=this.db.transaction("reg","readonly"),c=b.objectStore("reg"),d=c.getKey(a);return promisfy(d)},IdxDB.prototype.search=null,IdxDB.prototype.info=function(){},IdxDB.prototype.transaction=function(a,b,c){let d=this.trx[a+":"+b];if(d)return c.call(this,d);let e=this.db.transaction(a,b);return this.trx[a+":"+b]=d=e.objectStore(a),new Promise((f,g)=>(e.onerror=c=>{this.trx[a+":"+b]=null,e.abort(),e=d=null,g(c)},e.oncomplete=c=>{this.trx[a+":"+b]=null,e=d=null,f(c||!0)},c.call(this,d)))},IdxDB.prototype.commit=async function(a,b,c){if(b)await this.clear(),a.commit_task=[];else{let d=a.commit_task;a.commit_task=[];for(let a,c=0;c<d.length;c++)if(a=d[c],a.clear){await this.clear(),b=!0;break}else d[c]=a.del;b||(!c&&(d=d.concat(toArray(a.reg))),d.length&&(await this.remove(d)))}a.reg.size&&(await this.transaction("map","readwrite",function(c){for(const d of a.map){const a=d[0],e=d[1];if(e.length){if(b){c.put(e,a);continue}c.get(a).onsuccess=function(){let b,d=this.result;if(d&&d.length){const a=Math.max(d.length,e.length);for(let c,f,g=0;g<a;g++)if(f=e[g],f&&f.length)if(c=d[g],c&&c.length){for(let a=0;a<f.length;a++)c.push(f[a]);b=1}else d[g]=f,b=1}else d=e,b=1;b&&c.put(d,a)}}}}),await this.transaction("ctx","readwrite",function(c){for(const d of a.ctx){const a=d[0],e=d[1];for(const d of e){const e=d[0],f=d[1];if(f.length){if(b){c.put(f,a+":"+e);continue}c.get(a+":"+e).onsuccess=function(){let b,d=this.result;if(d&&d.length){const a=Math.max(d.length,f.length);for(let c,e,g=0;g<a;g++)if(e=f[g],e&&e.length)if(c=d[g],c&&c.length){for(let a=0;a<e.length;a++)c.push(e[a]);b=1}else d[g]=e,b=1}else d=f,b=1;b&&c.put(d,a+":"+e)}}}}}),a.store?await this.transaction("reg","readwrite",function(b){for(const c of a.store){const a=c[0],d=c[1];b.put("object"==typeof d?JSON.stringify(d):1,a)}}):!a.bypass&&(await this.transaction("reg","readwrite",function(b){for(const c of a.reg.keys())b.put(1,c)})),a.tag&&(await this.transaction("tag","readwrite",function(b){for(const c of a.tag){const a=c[0],d=c[1];d.length&&(b.get(a).onsuccess=function(){let c=this.result;c=c&&c.length?c.concat(d):d,b.put(c,a)})}})),a.map.clear(),a.ctx.clear(),a.tag&&a.tag.clear(),a.store&&a.store.clear(),a.document||a.reg.clear())};function handle(a,b,c){const d=a.value;let e,f,g=0;for(let h,i=0;i<d.length;i++){if(h=c?d:d[i]){for(let a,c,g=0;g<b.length;g++)if(c=b[g],a=h.indexOf(f?parseInt(c,10):c),!(0>a)||f||"string"!=typeof c||isNaN(c)||(a=h.indexOf(parseInt(c,10)),a&&(f=1)),0<=a)if(e=1,1<h.length)h.splice(a,1);else{d[i]=[];break}g+=h.length}if(c)break}g?e&&a.update(d):a.delete(),a.continue()}IdxDB.prototype.remove=function(a){return"object"!=typeof a&&(a=[a]),Promise.all([this.transaction("map","readwrite",function(b){b.openCursor().onsuccess=function(){const b=this.result;b&&handle(b,a)}}),this.transaction("ctx","readwrite",function(b){b.openCursor().onsuccess=function(){const b=this.result;b&&handle(b,a)}}),this.transaction("tag","readwrite",function(b){b.openCursor().onsuccess=function(){const b=this.result;b&&handle(b,a,!0)}}),this.transaction("reg","readwrite",function(b){for(let c=0;c<a.length;c++)b.delete(a[c])})])};function promisfy(a,b){return new Promise((c,d)=>{a.onsuccess=function(){b&&b(this.result),c(this.result)},a.oncomplete=function(){b&&b(this.result),c(this.result)},a.onerror=d,a=null})}
\ No newline at end of file
+import{PersistentOptions,SearchResults,EnrichedSearchResults}from"../../type.js";const VERSION=1,IndexedDB="undefined"!=typeof window&&(window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB),IDBTransaction="undefined"!=typeof window&&(window.IDBTransaction||window.webkitIDBTransaction||window.msIDBTransaction),IDBKeyRange="undefined"!=typeof window&&(window.IDBKeyRange||window.webkitIDBKeyRange||window.msIDBKeyRange),fields=["map","ctx","tag","reg","cfg"];import StorageInterface from"../interface.js";import{toArray}from"../../common.js";function sanitize(a){return a.toLowerCase().replace(/[^a-z0-9_\-]/g,"")}export default function IdxDB(a,b={}){return this?void("object"==typeof a&&(b=a,a=a.name),!a&&console.info("Default storage space was used, because a name was not passed."),this.id="flexsearch"+(a?":"+sanitize(a):""),this.field=b.field?sanitize(b.field):"",this.type=b.type,this.support_tag_search=!1,this.fastupdate=!1,this.db=null,this.trx={}):new IdxDB(a,b)}IdxDB.prototype.mount=function(a){return a.encoder?(a.db=this,this.open()):a.mount(this)},IdxDB.prototype.open=function(){let a=this;return navigator.storage&&navigator.storage.persist(),this.db||new Promise(function(b,c){const d=IndexedDB.open(a.id+(a.field?":"+a.field:""),VERSION);d.onupgradeneeded=function(){const b=a.db=this.result;fields.forEach(a=>{b.objectStoreNames.contains(a)||b.createObjectStore(a)})},d.onblocked=function(a){console.error("blocked",a),c()},d.onerror=function(a){console.error(this.error,a),c()},d.onsuccess=function(){a.db=this.result,a.db.onversionchange=function(){a.close()},b(a)}})},IdxDB.prototype.close=function(){this.db.close(),this.db=null},IdxDB.prototype.destroy=function(){const a=IndexedDB.deleteDatabase(this.id+(this.field?":"+this.field:""));return promisfy(a)},IdxDB.prototype.clear=function(){const a=this.db.transaction(fields,"readwrite");for(let b=0;b<fields.length;b++)a.objectStore(fields[b]).clear();return promisfy(a)},IdxDB.prototype.get=function(a,b,c=0,d=0,e=!0,f=!1){const g=this.db.transaction(b?"ctx":"map","readonly"),h=g.objectStore(b?"ctx":"map"),i=h.get(b?b+":"+a:a),j=this;return promisfy(i).then(function(a){let b=[];if(!a||!a.length)return b;if(e){if(!c&&!d&&1===a.length)return a[0];for(let e,f=0;f<a.length;f++)if((e=a[f])&&e.length){if(d>=e.length){d-=e.length;continue}const a=c?d+Math.min(e.length-d,c):e.length;for(let c=d;c<a;c++)b.push(e[c]);if(d=0,b.length===c)break}return f?j.enrich(b):b}return a})},IdxDB.prototype.tag=function(a,b=0,c=0,d=!1){const e=this.db.transaction("tag","readonly"),f=e.objectStore("tag"),g=f.get(a),h=this;return promisfy(g).then(function(a){if(!a||!a.length||c>=a.length)return[];if(!b&&!c)return a;const e=a.slice(c,c+b);return d?h.enrich(e):e})},IdxDB.prototype.enrich=function(a){"object"!=typeof a&&(a=[a]);const b=this.db.transaction("reg","readonly"),c=b.objectStore("reg"),d=[];for(let b=0;b<a.length;b++)d[b]=promisfy(c.get(a[b]));return Promise.all(d).then(function(b){for(let c=0;c<b.length;c++)b[c]={id:a[c],doc:b[c]?JSON.parse(b[c]):null};return b})},IdxDB.prototype.has=function(a){const b=this.db.transaction("reg","readonly"),c=b.objectStore("reg"),d=c.getKey(a);return promisfy(d)},IdxDB.prototype.search=null,IdxDB.prototype.info=function(){},IdxDB.prototype.transaction=function(a,b,c){let d=this.trx[a+":"+b];if(d)return c.call(this,d);let e=this.db.transaction(a,b);return this.trx[a+":"+b]=d=e.objectStore(a),new Promise((f,g)=>{e.onerror=a=>{e.abort(),e=d=null,g(a)},e.oncomplete=a=>{e=d=null,f(a||!0)};const h=c.call(this,d);return this.trx[a+":"+b]=null,h})},IdxDB.prototype.commit=async function(a,b,c){if(b)await this.clear(),a.commit_task=[];else{let d=a.commit_task;a.commit_task=[];for(let a,c=0;c<d.length;c++)if(a=d[c],a.clear){await this.clear(),b=!0;break}else d[c]=a.del;b||(!c&&(d=d.concat(toArray(a.reg))),d.length&&(await this.remove(d)))}a.reg.size&&(await this.transaction("map","readwrite",function(c){for(const d of a.map){const a=d[0],e=d[1];if(e.length){if(b){c.put(e,a);continue}c.get(a).onsuccess=function(){let b,d=this.result;if(d&&d.length){const a=Math.max(d.length,e.length);for(let c,f,g=0;g<a;g++)if(f=e[g],f&&f.length)if(c=d[g],c&&c.length){for(let a=0;a<f.length;a++)c.push(f[a]);b=1}else d[g]=f,b=1}else d=e,b=1;b&&c.put(d,a)}}}}),await this.transaction("ctx","readwrite",function(c){for(const d of a.ctx){const a=d[0],e=d[1];for(const d of e){const e=d[0],f=d[1];if(f.length){if(b){c.put(f,a+":"+e);continue}c.get(a+":"+e).onsuccess=function(){let b,d=this.result;if(d&&d.length){const a=Math.max(d.length,f.length);for(let c,e,g=0;g<a;g++)if(e=f[g],e&&e.length)if(c=d[g],c&&c.length){for(let a=0;a<e.length;a++)c.push(e[a]);b=1}else d[g]=e,b=1}else d=f,b=1;b&&c.put(d,a+":"+e)}}}}}),a.store?await this.transaction("reg","readwrite",function(b){for(const c of a.store){const a=c[0],d=c[1];b.put("object"==typeof d?JSON.stringify(d):1,a)}}):!a.bypass&&(await this.transaction("reg","readwrite",function(b){for(const c of a.reg.keys())b.put(1,c)})),a.tag&&(await this.transaction("tag","readwrite",function(b){for(const c of a.tag){const a=c[0],d=c[1];d.length&&(b.get(a).onsuccess=function(){let c=this.result;c=c&&c.length?c.concat(d):d,b.put(c,a)})}})),a.map.clear(),a.ctx.clear(),a.tag&&a.tag.clear(),a.store&&a.store.clear(),a.document||a.reg.clear())};function handle(a,b,c){const d=a.value;let e,f,g=0;for(let h,i=0;i<d.length;i++){if(h=c?d:d[i]){for(let a,c,g=0;g<b.length;g++)if(c=b[g],a=h.indexOf(f?parseInt(c,10):c),!(0>a)||f||"string"!=typeof c||isNaN(c)||(a=h.indexOf(parseInt(c,10)),a&&(f=1)),0<=a)if(e=1,1<h.length)h.splice(a,1);else{d[i]=[];break}g+=h.length}if(c)break}g?e&&a.update(d):a.delete(),a.continue()}IdxDB.prototype.remove=function(a){return"object"!=typeof a&&(a=[a]),Promise.all([this.transaction("map","readwrite",function(b){b.openCursor().onsuccess=function(){const b=this.result;b&&handle(b,a)}}),this.transaction("ctx","readwrite",function(b){b.openCursor().onsuccess=function(){const b=this.result;b&&handle(b,a)}}),this.transaction("tag","readwrite",function(b){b.openCursor().onsuccess=function(){const b=this.result;b&&handle(b,a,!0)}}),this.transaction("reg","readwrite",function(b){for(let c=0;c<a.length;c++)b.delete(a[c])})])};function promisfy(a,b){return new Promise((c,d)=>{a.onsuccess=function(){b&&b(this.result),c(this.result)},a.oncomplete=function(){b&&b(this.result),c(this.result)},a.onerror=d,a=null})}
\ No newline at end of file
diff --git a/dist/module-min/document/search.js b/dist/module-min/document/search.js
index 173bc9c..ab27dab 100644
--- a/dist/module-min/document/search.js
+++ b/dist/module-min/document/search.js
@@ -1 +1 @@
-import{DocumentSearchOptions,DocumentSearchResults,EnrichedDocumentSearchResults,MergedDocumentSearchResults,EnrichedSearchResults,SearchResults,IntermediateSearchResults}from"../type.js";import{create_object,is_array,is_object,is_string,parse_simple}from"../common.js";import{intersect_union}from"../intersect.js";import Document from"../document.js";import Index from"../index.js";import Resolver from"../resolver.js";import tick from"../profiler.js";Document.prototype.search=function(a,b,c,d){!1,c||(!b&&is_object(a)?(c=a,a=""):is_object(b)&&(c=b,b=0));let e,f,g,h,j,k,l,m,n,o=[],p=[],q=0;if(c){if(is_array(c)&&(c={index:c}),a=c.query||a,e=c.pluck,g=c.merge,j=e||c.field||(j=c.index)&&(j.index?null:j),k=this.tag&&c.tag,h=c.suggest,m=!1!==c.resolve,(m||e||(j=j||this.field,j&&(is_string(j)?e=j:(is_array(j)&&1===j.length&&(j=j[0]),e=j.field||j.index))),!1,f=this.store&&c.enrich&&m,n=c.highlight&&f,b=c.limit||b,l=c.offset||0,b||(b=100),k&&(!this.db||!d))){!1,k.constructor!==Array&&(k=[k]);let c=[];for(let a,b=0;b<k.length;b++)if(a=k[b],a.field&&a.tag){const b=a.tag;if(b.constructor===Array)for(let d=0;d<b.length;d++)c.push(a.field,b[d]);else c.push(a.field,b)}else{const b=Object.keys(a);for(let d,e,f=0;f<b.length;f++)if(d=b[f],e=a[d],e.constructor===Array)for(let a=0;a<e.length;a++)c.push(d,e[a]);else c.push(d,e)}if(k=c,!a){let a=[];if(c.length)for(let d=0;d<c.length;d+=2){let e;if(this.db){const g=this.index.get(c[d]);if(!g){continue}!1,a.push(e=g.db.tag(c[d+1],b,l,f))}else!1,e=get_tag.call(this,c[d],c[d+1],b,l,f);o.push({field:c[d],tag:c[d+1],result:e})}return a.length?Promise.all(a).then(function(a){for(let b=0;b<a.length;b++)o[b].result=a[b];return o}):o}}j&&j.constructor!==Array&&(j=[j])}j||(j=this.field);let r,s=!d&&(this.worker||this.db)&&[];for(let e,g,n,t=0;t<j.length;t++){if(g=j[t],this.db&&this.tag&&!this.tree[t])continue;let i;if(is_string(g)||(i=g,g=i.field,a=i.query||a,b=i.limit||b,l=i.offset||l,h=i.suggest||h,f=this.store&&(i.enrich||f)),d)e=d[t];else{let d=i||c,h=this.index.get(g);if(k&&(this.db&&(d.tag=k,r=h.db.support_tag_search,d.field=j),!r&&(d.enrich=!1)),s){s[t]=h.search(a,b,d),d&&f&&(d.enrich=f);continue}else e=h.search(a,b,d),d&&f&&(d.enrich=f)}if(n=e&&(m?e.length:e.result.length),k&&n){const a=[];let b=0;if(!(this.db&&d))for(let c,d,e=0;e<k.length;e+=2){if(!1,c=this.tag.get(k[e]),!c)if(!1,h)continue;else return m?o:new Resolver(o);if(c=c&&c.get(k[e+1]),d=c&&c.length,d)b++,a.push(c);else if(!h)return m?o:new Resolver(o)}else if(!r)for(let c=j.length;c<d.length;c++){let e=d[c],f=e&&e.length;if(f)b++,a.push(e);else if(!h)return m?o:new Resolver(o)}if(b){if(!1,e=intersect_union(e,a,m),n=e.length,!n&&!h)return m?e:new Resolver(e);b--}}if(n)p[q]=g,o.push(e),q++;else if(1===j.length)return m?o:new Resolver(o)}if(s){if(this.db&&k&&k.length&&!r)for(let a=0;a<k.length;a+=2){const c=this.index.get(k[a]);if(!c)if(!1,h)continue;else return m?o:new Resolver(o);!1,s.push(c.db.tag(k[a+1],b,l,!1))}const d=this;return Promise.all(s).then(function(e){return e.length?d.search(a,b,c,e):e})}if(!q)return m?o:new Resolver(o);if(e&&(!f||!this.store))return o[0];s=[];for(let g,h=0;h<p.length;h++){if(g=o[h],f&&g.length&&!g[0].doc&&(this.db?(!1,s.push(g=this.index.get(this.field[0]).db.enrich(g))):g=apply_enrich.call(this,g)),e)return m?g:new Resolver(g);o[h]={field:p[h],result:g}}if(f&&!0&&this.db&&s.length){const c=this;return Promise.all(s).then(function(d){for(let a=0;a<d.length;a++)o[a].result=d[a];return g?merge_fields(o,b,l):n?highlight_fields(o,a,c.index,c.field,c.tree,n,b,l):o})}return g?merge_fields(o,b,l):n?highlight_fields(o,a,this.index,this.field,this.tree,n,b,l):o};function highlight_fields(a,b,c,d,e,f){let g,h,j;for(let k,l,m,n,o,p=0;p<a.length;p++){k=a[p].result,l=a[p].field,n=c.get(l),m=n.encoder,j=n.tokenize,o=e[d.indexOf(l)],m!==g&&(g=m,h=g.encode(b));for(let a=0;a<k.length;a++){let b="",c=parse_simple(k[a].doc,o),d=g.encode(c),e=c.split(g.split);for(let a,c,g=0;g<d.length;g++){a=d[g],c=e[g];let i;for(let d,e=0;e<h.length;e++)if(d=h[e],"strict"!==j){const e=a.indexOf(d);if(-1<e){b+=(b?" ":"")+c.substring(0,e)+f.replace("$1",c.substring(e,d.length))+c.substring(e+d.length),i=!0;break}}else if(a===d){b+=(b?" ":"")+f.replace("$1",c),i=!0;break}i||(b+=(b?" ":"")+e[g])}k[a].highlight=b}}return a}function merge_fields(a,b){const c=[],d=create_object();for(let e,f,g=0;g<a.length;g++){e=a[g],f=e.result;for(let a,g,h,i=0;i<f.length;i++)if(g=f[i],a=g.id,h=d[a],!h){if(c.length===b)return c;g.field=d[a]=[e.field],c.push(g)}else h.push(e.field)}return c}function get_tag(a,b,c,d){let e=this.tag.get(a);if(!e)return!1,[];e=e&&e.get(b);e&&e.length-d}export function apply_enrich(a){if(!this||!this.store)return a;const b=Array(a.length);for(let c,d=0;d<a.length;d++)c=a[d],b[d]={id:c,doc:this.store.get(c)};return b}
\ No newline at end of file
+import{DocumentSearchOptions,DocumentSearchResults,EnrichedDocumentSearchResults,MergedDocumentSearchResults,EnrichedSearchResults,SearchResults,IntermediateSearchResults}from"../type.js";import{create_object,is_array,is_object,is_string,parse_simple}from"../common.js";import{intersect_union}from"../intersect.js";import Document from"../document.js";import Index from"../index.js";import Resolver from"../resolver.js";import tick from"../profiler.js";Document.prototype.search=function(a,b,c,d){!1,c||(!b&&is_object(a)?(c=a,a=""):is_object(b)&&(c=b,b=0));let e,f,g,h,j,k,l,m,n=[],o=[],p=0,q=!0;if(c){if(is_array(c)&&(c={index:c}),a=c.query||a,e=c.pluck,g=c.merge,j=e||c.field||(j=c.index)&&(j.index?null:j),k=this.tag&&c.tag,h=c.suggest,q=!1!==c.resolve,(q||e||(j=j||this.field,j&&(is_string(j)?e=j:(is_array(j)&&1===j.length&&(j=j[0]),e=j.field||j.index))),!1,f=this.store&&c.enrich&&q,m=c.highlight&&f,b=c.limit||b,l=c.offset||0,b||(b=100),k&&(!this.db||!d))){!1,k.constructor!==Array&&(k=[k]);let c=[];for(let a,b=0;b<k.length;b++)if(a=k[b],a.field&&a.tag){const b=a.tag;if(b.constructor===Array)for(let d=0;d<b.length;d++)c.push(a.field,b[d]);else c.push(a.field,b)}else{const b=Object.keys(a);for(let d,e,f=0;f<b.length;f++)if(d=b[f],e=a[d],e.constructor===Array)for(let a=0;a<e.length;a++)c.push(d,e[a]);else c.push(d,e)}if(k=c,!a){let a=[];if(c.length)for(let d=0;d<c.length;d+=2){let e;if(this.db){const g=this.index.get(c[d]);if(!g){continue}!1,a.push(e=g.db.tag(c[d+1],b,l,f))}else!1,e=get_tag.call(this,c[d],c[d+1],b,l,f);n.push({field:c[d],tag:c[d+1],result:e})}return a.length?Promise.all(a).then(function(a){for(let b=0;b<a.length;b++)n[b].result=a[b];return n}):n}}j&&j.constructor!==Array&&(j=[j])}j||(j=this.field);let r,s=!d&&(this.worker||this.db)&&[];for(let e,g,m,t=0;t<j.length;t++){if(g=j[t],this.db&&this.tag&&!this.tree[t])continue;let i;if(is_string(g)||(i=g,g=i.field,a=i.query||a,b=i.limit||b,l=i.offset||l,h=i.suggest||h,f=this.store&&(i.enrich||f)),d)e=d[t];else{let d=i||c,h=this.index.get(g);if(k&&(this.db&&(d.tag=k,r=h.db.support_tag_search,d.field=j),!r&&(d.enrich=!1)),s){s[t]=h.search(a,b,d),d&&f&&(d.enrich=f);continue}else e=h.search(a,b,d),d&&f&&(d.enrich=f)}if(m=e&&(q?e.length:e.result.length),k&&m){const a=[];let b=0;if(!(this.db&&d))for(let c,d,e=0;e<k.length;e+=2){if(!1,c=this.tag.get(k[e]),!c)if(!1,h)continue;else return q?n:new Resolver(n);if(c=c&&c.get(k[e+1]),d=c&&c.length,d)b++,a.push(c);else if(!h)return q?n:new Resolver(n)}else if(!r)for(let c=j.length;c<d.length;c++){let e=d[c],f=e&&e.length;if(f)b++,a.push(e);else if(!h)return q?n:new Resolver(n)}if(b){if(!1,e=intersect_union(e,a,q),m=e.length,!m&&!h)return q?e:new Resolver(e);b--}}if(m)o[p]=g,n.push(e),p++;else if(1===j.length)return q?n:new Resolver(n)}if(s){if(this.db&&k&&k.length&&!r)for(let a=0;a<k.length;a+=2){const c=this.index.get(k[a]);if(!c)if(!1,h)continue;else return q?n:new Resolver(n);!1,s.push(c.db.tag(k[a+1],b,l,!1))}const d=this;return Promise.all(s).then(function(e){return e.length?d.search(a,b,c,e):e})}if(!p)return q?n:new Resolver(n);if(e&&(!f||!this.store))return n[0];s=[];for(let g,h=0;h<o.length;h++){if(g=n[h],f&&g.length&&!g[0].doc&&(this.db?(!1,s.push(g=this.index.get(this.field[0]).db.enrich(g))):g=apply_enrich.call(this,g)),e)return q?g:new Resolver(g);n[h]={field:o[h],result:g}}if(f&&!0&&this.db&&s.length){const c=this;return Promise.all(s).then(function(d){for(let a=0;a<d.length;a++)n[a].result=d[a];return g?merge_fields(n,b,l):m?highlight_fields(n,a,c.index,c.field,c.tree,m,b,l):n})}return g?merge_fields(n,b,l):m?highlight_fields(n,a,this.index,this.field,this.tree,m,b,l):n};function highlight_fields(a,b,c,d,e,f){let g,h,j;for(let k,l,m,n,o,p=0;p<a.length;p++){k=a[p].result,l=a[p].field,n=c.get(l),m=n.encoder,j=n.tokenize,o=e[d.indexOf(l)],m!==g&&(g=m,h=g.encode(b));for(let a=0;a<k.length;a++){let b="",c=parse_simple(k[a].doc,o),d=g.encode(c),e=c.split(g.split);for(let a,c,g=0;g<d.length;g++){a=d[g],c=e[g];let i;for(let d,e=0;e<h.length;e++)if(d=h[e],"strict"!==j){const e=a.indexOf(d);if(-1<e){b+=(b?" ":"")+c.substring(0,e)+f.replace("$1",c.substring(e,d.length))+c.substring(e+d.length),i=!0;break}}else if(a===d){b+=(b?" ":"")+f.replace("$1",c),i=!0;break}i||(b+=(b?" ":"")+e[g])}k[a].highlight=b}}return a}function merge_fields(a,b){const c=[],d=create_object();for(let e,f,g=0;g<a.length;g++){e=a[g],f=e.result;for(let a,g,h,i=0;i<f.length;i++)if(g=f[i],a=g.id,h=d[a],!h){if(c.length===b)return c;g.field=d[a]=[e.field],c.push(g)}else h.push(e.field)}return c}function get_tag(a,b,c,d){let e=this.tag.get(a);if(!e)return!1,[];e=e&&e.get(b);e&&e.length-d}export function apply_enrich(a){if(!this||!this.store)return a;const b=Array(a.length);for(let c,d=0;d<a.length;d++)c=a[d],b[d]={id:c,doc:this.store.get(c)};return b}
\ No newline at end of file
diff --git a/dist/module/db/indexeddb/index.js b/dist/module/db/indexeddb/index.js
index 7bf84a4..8472e50 100644
--- a/dist/module/db/indexeddb/index.js
+++ b/dist/module/db/indexeddb/index.js
@@ -285,19 +285,20 @@ IdxDB.prototype.transaction = function (ref, modifier, task) {
 
     return new Promise((resolve, reject) => {
         transaction.onerror = err => {
-            this.trx[ref + ":" + modifier] = null;
             transaction.abort();
             transaction = store = null;
             reject(err);
             //db.close;
         };
         transaction.oncomplete = res => {
-            this.trx[ref + ":" + modifier] = null;
             transaction = store = null;
             resolve(res || !0);
             //db.close;
         };
-        return task.call(this, store);
+        const promise = task.call(this, store);
+        //
+        this.trx[ref + ":" + modifier] = null;
+        return promise;
     });
 };
 
diff --git a/dist/module/document/search.js b/dist/module/document/search.js
index fad0951..928ed60 100644
--- a/dist/module/document/search.js
+++ b/dist/module/document/search.js
@@ -61,7 +61,7 @@ Document.prototype.search = function (query, limit, options, _promises) {
         tag,
         offset,
         count = 0,
-        resolve,
+        resolve = /* tag? */ /* stringify */ /* stringify */ /* single param */ /* skip update: */ /* append: */ /* skip update: */ /* skip_update: */!0 /*await rows.hasNext()*/ /*await rows.hasNext()*/ /*await rows.hasNext()*/,
         highlight;
 
 
@@ -392,7 +392,7 @@ Document.prototype.search = function (query, limit, options, _promises) {
         };
     }
 
-    if (enrich && /* tag? */ /* stringify */ /* stringify */ /* single param */ /* skip update: */ /* append: */ /* skip update: */ /* skip_update: */!0 /*await rows.hasNext()*/ /*await rows.hasNext()*/ /*await rows.hasNext()*/ && this.db && promises.length) {
+    if (enrich && !0 && this.db && promises.length) {
         const self = this;
         return Promise.all(promises).then(function (promises) {
             for (let j = 0; j < promises.length; j++) {
diff --git a/dist/module/index/search.js b/dist/module/index/search.js
index b9bb217..c03a771 100644
--- a/dist/module/index/search.js
+++ b/dist/module/index/search.js
@@ -57,7 +57,8 @@ Index.prototype.search = function (query, limit, options) {
         offset = options.offset || 0;
         context = options.context;
         suggest = options.suggest;
-        resolve = /*global_resolve &&*/ /* suggest */ /* append: */ /* enrich */!1 !== options.resolve;
+        resolve = /*global_resolve &&*/ /* suggest */ /* append: */ /* enrich */
+        !1 !== options.resolve;
         //resolve || (global_resolve = 0);
         enrich = resolve && options.enrich;
         boost = options.boost;
diff --git a/package-lock.json b/package-lock.json
index 11229ab..030ac76 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "flexsearch",
-  "version": "0.8.113",
+  "version": "0.8.115",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "flexsearch",
-      "version": "0.8.113",
+      "version": "0.8.115",
       "funding": [
         {
           "type": "github",
diff --git a/package.json b/package.json
index 7752e06..fd0005a 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "public": true,
   "preferGlobal": false,
   "name": "flexsearch",
-  "version": "0.8.113",
+  "version": "0.8.115",
   "description": "Next-Generation full-text search library for Browser and Node.js",
   "homepage": "https://github.com/nextapps-de/flexsearch/",
   "author": "Thomas Wilkerling",
diff --git a/src/db/indexeddb/index.js b/src/db/indexeddb/index.js
index d46e69a..5261a30 100644
--- a/src/db/indexeddb/index.js
+++ b/src/db/indexeddb/index.js
@@ -317,19 +317,21 @@ IdxDB.prototype.transaction = function(ref, modifier, task){
 
     return new Promise((resolve, reject) => {
         transaction.onerror = (err) => {
-            this.trx[ref+ ":" + modifier] = null;
             transaction.abort();
             transaction = store = null;
             reject(err);
             //db.close;
         };
         transaction.oncomplete = (res) => {
-            this.trx[ref+ ":" + modifier] = null;
             transaction = store = null;
             resolve(res || true);
             //db.close;
         };
-        return task.call(this, store);
+        const promise = task.call(this, store);
+        // transactions can just be used within the same event loop
+        // the indexeddb is such a stupid tool :(
+        this.trx[ref+ ":" + modifier] = null;
+        return promise;
     });
 };
 
diff --git a/src/document/search.js b/src/document/search.js
index 37c6d30..a876f9c 100644
--- a/src/document/search.js
+++ b/src/document/search.js
@@ -75,7 +75,7 @@ Document.prototype.search = function(query, limit, options, _promises){
     let result = [];
     let result_field = [];
     let pluck, enrich, merge, suggest;
-    let field, tag, offset, count = 0, resolve, highlight;
+    let field, tag, offset, count = 0, resolve = true, highlight;
 
     if(options){