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CDP/MCP: improve Stagehand compatibility for semantic tree

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This commit is contained in:
Adrià Arrufat
2026-03-08 15:48:44 +09:00
parent bde5fc9264
commit b8139a6e83
2 changed files with 90 additions and 2 deletions
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24
src/SemanticTree.zig
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@@ -150,9 +150,9 @@ fn dump(self: Self, node: *Node, jw: *std.json.Stringify, parent_xpath: []const
try jw.beginObject();
try jw.objectField("nodeId");
try jw.write(cdp_node.id);
try jw.write(try std.fmt.allocPrint(self.arena, "{d}", .{cdp_node.id}));
try jw.objectField("backendNodeId");
try jw.objectField("backendDOMNodeId");
try jw.write(cdp_node.id);
try jw.objectField("nodeName");
@@ -171,6 +171,26 @@ fn dump(self: Self, node: *Node, jw: *std.json.Stringify, parent_xpath: []const
try jw.objectField("role");
try jw.write(role);
// Add accessible name (e.g. button label, aria-label, etc.)
if (try axn.getName(self.page, self.arena)) |name| {
if (name.len > 0) {
try jw.objectField("name");
try jw.write(name);
}
}
// Add value for input elements
if (el.is(Element.Html.Input)) |input| {
try jw.objectField("value");
try jw.write(input.getValue());
} else if (el.is(Element.Html.TextArea)) |textarea| {
try jw.objectField("value");
try jw.write(textarea.getValue());
} else if (el.is(Element.Html.Select)) |select| {
try jw.objectField("value");
try jw.write(select.getValue(self.page));
}
if (el._attributes) |attrs| {
try jw.objectField("attributes");
try jw.beginObject();