v2.2.5

- `DOMHtmlBrowser`: - Optimize `parse`.
gmpassos · May 30, 2024 · f71b4f0 · f71b4f0
1 parent d7e9990
commit f71b4f0
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## 2.2.5
+
+- `DOMHtmlBrowser`:
+  - Optimize `parse`.
+
 ## 2.2.4
 
 - `$p`: added parameter `content`.

diff --git a/lib/src/dom_builder_helpers.dart b/lib/src/dom_builder_helpers.dart
@@ -84,6 +84,12 @@ List<DOMNode>? parseHTML(String? html) {
 
   var parsed = _domHTML.parse(html);
 
+  if (parsed is DOMNode) {
+    return <DOMNode>[parsed];
+  } else if (parsed is List<DOMNode>) {
+    return parsed;
+  }
+
   var parsedNodes = _domHTML.getChildrenNodes(parsed);
 
   if (parsedNodes.isEmpty) {

diff --git a/lib/src/dom_builder_html.dart b/lib/src/dom_builder_html.dart
@@ -58,6 +58,7 @@ abstract class DOMHtml {
   DOMElement? toDOMElement(Object? node);
 
   /// Parses [html].
+  /// This can return a [DOMNode] or a native `Node`.
   Object? parse(String html);
 
   /// Performs a [node] selection for [selector].

diff --git a/lib/src/dom_builder_html_browser.dart b/lib/src/dom_builder_html_browser.dart
@@ -3,6 +3,7 @@ import 'dart:html' as dart_html;
 import 'package:swiss_knife/swiss_knife.dart';
 
 import 'dom_builder_base.dart';
+import 'dom_builder_helpers.dart';
 import 'dom_builder_html.dart';
 import 'dom_builder_treemap.dart';
 
@@ -148,7 +149,83 @@ class DOMHtmlBrowser extends DOMHtml {
 
   @override
   Object? parse(String html) {
+    switch (html) {
+      case '&nbsp;':
+        {
+          return TextNode('\u00A0', false);
+        }
+      case '&nbsp;&nbsp;':
+        {
+          return TextNode('\u00A0\u00A0', false);
+        }
+      case '&nbsp;&nbsp;&nbsp;':
+        {
+          return TextNode('\u00A0\u00A0\u00A0', false);
+        }
+      case '&nbsp;&nbsp;&nbsp;&nbsp;':
+        {
+          return TextNode('\u00A0\u00A0\u00A0\u00A0', false);
+        }
+
+      case '&emsp;':
+        {
+          return TextNode('\u2003', false);
+        }
+      case '&emsp;&emsp;':
+        {
+          return TextNode('\u2003\u2003', false);
+        }
+      case '&emsp;&emsp;&emsp;':
+        {
+          return TextNode('\u2003\u2003\u2003', false);
+        }
+      case '&emsp;&emsp;&emsp;&emsp;':
+        {
+          return TextNode('\u2003\u2003\u2003\u2003', false);
+        }
+
+      case '<br>':
+        {
+          return DOMElement('br');
+        }
+      case '<br><br>':
+        {
+          return <DOMNode>[
+            DOMElement('br'),
+            DOMElement('br'),
+          ];
+        }
+      case '<br><br><br>':
+        {
+          return <DOMNode>[
+            DOMElement('br'),
+            DOMElement('br'),
+            DOMElement('br'),
+          ];
+        }
+      case '<br><br><br><br>':
+        {
+          return <DOMNode>[
+            DOMElement('br'),
+            DOMElement('br'),
+            DOMElement('br'),
+            DOMElement('br'),
+          ];
+        }
+
+      default:
+        {
+          return _parseImpl(html);
+        }
+    }
+  }
+
+  Object? _parseImpl(String html) {
     try {
+      if (!hasHTMLEntity(html) && !hasHTMLTag(html)) {
+        return TextNode.toTextNode(html);
+      }
+
       dart_html.Node parsed = _domParser.parseFromString(html, 'text/html');
 
       if (parsed is dart_html.Document) {

diff --git a/pubspec.yaml b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: dom_builder
 description: Generate and manipulate DOM elements (virtual or real), DSX (like JSX) and HTML declarations (Web and Native support).
-version: 2.2.4
+version: 2.2.5
 homepage: https://github.com/gmpassos/dom_builder
 
 environment: