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interactive: properly concatenate text content for accessible names

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This fixes a bug where only the first text node was being returned, causing fragmented text nodes (e.g. <span>Sub</span><span>mit</span>) to be missing their trailing text.
This commit is contained in:
Adrià Arrufat
2026-03-11 09:57:08 +09:00
parent d1ee0442ea
commit a6ccc72d15
1 changed files with 16 additions and 8 deletions
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24
src/browser/interactive.zig
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@@ -157,7 +157,7 @@ pub fn collectInteractiveElements(
.node = node,
.tag_name = el.getTagNameLower(),
.role = getRole(el),
.name = getAccessibleName(el),
.name = try getAccessibleName(el, arena),
.interactivity_type = itype,
.listener_types = listener_types,
.disabled = isDisabled(el),
@@ -296,7 +296,7 @@ fn getRole(el: *Element) ?[]const u8 {
};
}
fn getAccessibleName(el: *Element) ?[]const u8 {
fn getAccessibleName(el: *Element, arena: Allocator) !?[]const u8 {
// aria-label
if (el.getAttributeSafe(comptime .wrap("aria-label"))) |v| {
if (v.len > 0) return v;
@@ -325,11 +325,14 @@ fn getAccessibleName(el: *Element) ?[]const u8 {
}
// Text content (first non-empty text node, trimmed)
return getTextContent(el.asNode());
return try getTextContent(el.asNode(), arena);
}
fn getTextContent(node: *Node) ?[]const u8 {
var tw = TreeWalker.FullExcludeSelf.init(node, .{});
fn getTextContent(node: *Node, arena: Allocator) !?[]const u8 {
var tw: TreeWalker.FullExcludeSelf = .init(node, .{});
var chunks: std.ArrayList([]const u8) = .empty;
while (tw.next()) |child| {
// Skip text inside script/style elements.
if (child.is(Element)) |el| {
@@ -344,13 +347,18 @@ fn getTextContent(node: *Node) ?[]const u8 {
if (child.is(Node.CData)) |cdata| {
if (cdata.is(Node.CData.Text)) |text| {
const content = std.mem.trim(u8, text.getWholeText(), &std.ascii.whitespace);
if (content.len > 0) return content;
if (content.len > 0) {
try chunks.append(arena, content);
}
}
}
}
return null;
}
if (chunks.items.len == 0) return null;
if (chunks.items.len == 1) return chunks.items[0];
return try std.mem.join(arena, " ", chunks.items);
}
fn isDisabled(el: *Element) bool {
if (el.getAttributeSafe(comptime .wrap("disabled")) != null) return true;
return isDisabledByFieldset(el);