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implement html5ever append_based_on_parent_node and append_before_sibling

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This commit is contained in:
Karl Seguin
2025-12-24 07:37:21 +08:00
parent 0ca97d01ac
commit 9969ff7165
6 changed files with 121 additions and 12 deletions
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57
src/html5ever/sink.rs
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@@ -60,6 +60,8 @@ pub struct Sink<'arena> {
pub get_template_contents_callback: GetTemplateContentsCallback,
pub remove_from_parent_callback: RemoveFromParentCallback,
pub reparent_children_callback: ReparentChildrenCallback,
pub append_before_sibling_callback: AppendBeforeSiblingCallback,
pub append_based_on_parent_node_callback: AppendBasedOnParentNodeCallback,
}
impl<'arena> TreeSink for Sink<'arena> {
@@ -189,9 +191,30 @@ impl<'arena> TreeSink for Sink<'arena> {
}
fn append_before_sibling(&self, sibling: &Ref, child: NodeOrText<Ref>) {
_ = sibling;
_ = child;
panic!("append_before_sibling");
match child {
NodeOrText::AppendText(ref t) => {
let byte_slice = t.as_ref().as_bytes();
let static_slice: &'static [u8] = unsafe {
std::mem::transmute(byte_slice)
};
unsafe {
(self.append_before_sibling_callback)(self.ctx, *sibling, CNodeOrText{
tag: 1,
node: ptr::null(),
text: StringSlice { ptr: static_slice.as_ptr(), len: static_slice.len()},
});
};
},
NodeOrText::AppendNode(node) => {
unsafe {
(self.append_before_sibling_callback)(self.ctx, *sibling, CNodeOrText{
tag: 0,
node: node,
text: StringSlice::default()
});
};
}
}
}
fn append_based_on_parent_node(
@@ -200,10 +223,30 @@ impl<'arena> TreeSink for Sink<'arena> {
prev_element: &Ref,
child: NodeOrText<Ref>,
) {
_ = element;
_ = prev_element;
_ = child;
panic!("append_based_on_parent_node");
match child {
NodeOrText::AppendText(ref t) => {
let byte_slice = t.as_ref().as_bytes();
let static_slice: &'static [u8] = unsafe {
std::mem::transmute(byte_slice)
};
unsafe {
(self.append_based_on_parent_node_callback)(self.ctx, *element, *prev_element, CNodeOrText{
tag: 1,
node: ptr::null(),
text: StringSlice { ptr: static_slice.as_ptr(), len: static_slice.len()},
});
};
},
NodeOrText::AppendNode(node) => {
unsafe {
(self.append_based_on_parent_node_callback)(self.ctx, *element, *prev_element, CNodeOrText{
tag: 0,
node: node,
text: StringSlice::default()
});
};
}
}
}
fn append_doctype_to_document(