From 507c545c6d5dca42c413ba3a0d8b0d2d049fff8a Mon Sep 17 00:00:00 2001
From: Lcfvs <lcf.vs@hotmail.com>
Date: Thu, 1 Jul 2021 18:26:39 +0200
Subject: [PATCH] + perfs improvements

---
 lib/dom.js        | 12 +++++++++---
 package-lock.json |  4 ++--
 package.json      |  2 +-
 3 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/lib/dom.js b/lib/dom.js
index 7b342d0..5d67f5d 100644
--- a/lib/dom.js
+++ b/lib/dom.js
@@ -38,7 +38,7 @@ const tokenize = node => {
       for (const { name, value } of current.attributes) {
         const tokens = identify(value)
 
-        if (tokens) {
+        if (tokens.length) {
           attributes.set(name, tokens)
         }
       }
@@ -141,9 +141,15 @@ const fill = template => {
 }
 
 const value = (tokens, node, name, template) => {
+  const { length } = tokens
+
+  if (!length) {
+    return
+  }
+
   let value = node.getAttribute(name)
 
-  if (tokens.length === 1) {
+  if (length === 1) {
     const [{ key, optional }] = tokens
 
     value = resolve(key, optional, template)
@@ -179,7 +185,7 @@ const content = (tokens, node, template) => {
     const value = resolve(key, optional, template)
     const replacements = Array.isArray(value)
       ? value
-      : value && value[Symbol.iterator]
+      : value && typeof value === 'object' && value[Symbol.iterator]
         ? [...new Map(value).values()]
         : [value]
 
diff --git a/package-lock.json b/package-lock.json
index 21bcde2..c7565c6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@lcf.vs/dom-engine",
-  "version": "3.1.1",
+  "version": "4.0.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@lcf.vs/dom-engine",
-      "version": "3.1.1",
+      "version": "4.0.1",
       "license": "MIT",
       "dependencies": {
         "jsdom": "^16.6.0"
diff --git a/package.json b/package.json
index 6a1766e..82c4d01 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@lcf.vs/dom-engine",
-  "version": "4.0.0",
+  "version": "4.0.1",
   "description": "A composable DOM based template engine",
   "type": "module",
   "scripts": {