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Merge pull request #1157 from lightpanda-io/rootNode_composed

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support the composed option of getRootNode()
This commit is contained in:
Karl Seguin
2025-10-18 07:44:38 +08:00
committed by GitHub
parent 6a30ab7a57 288379aa7d
commit 1a47f7b5a8
2 changed files with 41 additions and 8 deletions
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28
src/browser/dom/node.zig
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@@ -360,18 +360,30 @@ pub const Node = struct {
node: Union,
};
pub fn _getRootNode(self: *parser.Node, options: ?struct { composed: bool = false }, page: *Page) !GetRootNodeResult {
if (options) |options_| if (options_.composed) {
log.warn(.web_api, "not implemented", .{ .feature = "getRootNode composed" });
};
const composed = if (options) |opts| opts.composed else false;
const root = parser.nodeGetRootNode(self);
if (page.getNodeState(root)) |state| {
if (state.shadow_root) |sr| {
return .{ .shadow_root = sr };
var current_root = parser.nodeGetRootNode(self);
while (true) {
const node_type = parser.nodeType(current_root);
if (node_type == .document_fragment) {
if (parser.documentFragmentGetHost(@ptrCast(current_root))) |host| {
if (page.getNodeState(host)) |state| {
if (state.shadow_root) |sr| {
if (!composed) {
return .{ .shadow_root = sr };
}
current_root = parser.nodeGetRootNode(@ptrCast(sr.host));
continue;
}
}
}
}
break;
}
return .{ .node = try Node.toInterface(root) };
return .{ .node = try Node.toInterface(current_root) };
}
pub fn _hasChildNodes(self: *parser.Node) bool {

21
src/tests/dom/node.html
View File

@@ -7,6 +7,7 @@
<p id="para"> And</p>
<!--comment-->
</div>
<div id="rootNodeComposed"></div>
</body>
<script src="../testing.js"></script>
@@ -36,6 +37,26 @@ let first_child = content.firstChild.nextSibling; // nextSibling because of line
testing.expectEqual('HTMLDocument', content.getRootNode().__proto__.constructor.name);
</script>
<script id=getRootNodeComposed>
const testContainer = $('#rootNodeComposed');
const shadowHost = document.createElement('div');
testContainer.appendChild(shadowHost);
const shadowRoot = shadowHost.attachShadow({ mode: 'open' });
const shadowChild = document.createElement('span');
shadowRoot.appendChild(shadowChild);
testing.expectEqual('ShadowRoot', shadowChild.getRootNode().__proto__.constructor.name);
testing.expectEqual('ShadowRoot', shadowChild.getRootNode({ composed: false }).__proto__.constructor.name);
testing.expectEqual('HTMLDocument', shadowChild.getRootNode({ composed: true }).__proto__.constructor.name);
testing.expectEqual('HTMLDocument', shadowHost.getRootNode().__proto__.constructor.name);
const disconnected = document.createElement('div');
const disconnectedChild = document.createElement('span');
disconnected.appendChild(disconnectedChild);
testing.expectEqual('HTMLDivElement', disconnectedChild.getRootNode().__proto__.constructor.name);
testing.expectEqual('HTMLDivElement', disconnectedChild.getRootNode({ composed: true }).__proto__.constructor.name);
</script>
<script id=firstChild>
let body_first_child = document.body.firstChild;
testing.expectEqual('div', body_first_child.localName);