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Merge pull request #3374 from Manishearth/lint_unrooted_jsmanaged

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Add lint for ensuring proper rooting of JS<T>; r=jdm
This commit is contained in:
Manish Goregaokar 2014-09-17 18:17:19 +05:30
commit 11ba79894a
131 changed files with 345 additions and 28 deletions
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9
components/script/dom/element.rs
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@ -42,6 +42,7 @@ use std::cell::{Cell, RefCell};
use std::mem;
#[deriving(Encodable)]
#[must_root]
pub struct Element {
pub node: Node,
pub local_name: Atom,
@ -160,8 +161,8 @@ impl Element {
}
pub fn new(local_name: DOMString, namespace: Namespace, prefix: Option<DOMString>, document: &JSRef<Document>) -> Temporary<Element> {
let element = Element::new_inherited(ElementTypeId, local_name, namespace, prefix, document);
Node::reflect_node(box element, document, ElementBinding::Wrap)
Node::reflect_node(box Element::new_inherited(ElementTypeId, local_name, namespace, prefix, document),
document, ElementBinding::Wrap)
}
}
@ -173,6 +174,7 @@ pub trait RawLayoutElementHelpers {
impl RawLayoutElementHelpers for Element {
#[inline]
#[allow(unrooted_must_root)]
unsafe fn get_attr_val_for_layout(&self, namespace: &Namespace, name: &str)
-> Option<&'static str> {
// cast to point to T in RefCell<T> directly
@ -188,6 +190,7 @@ impl RawLayoutElementHelpers for Element {
}
#[inline]
#[allow(unrooted_must_root)]
unsafe fn get_attr_atom_for_layout(&self, namespace: &Namespace, name: &str)
-> Option<Atom> {
// cast to point to T in RefCell<T> directly
@ -203,6 +206,7 @@ impl RawLayoutElementHelpers for Element {
}
#[inline]
#[allow(unrooted_must_root)]
unsafe fn has_class_for_layout(&self, name: &str) -> bool {
let attrs: *const Vec<JS<Attr>> = mem::transmute(&self.attrs);
(*attrs).iter().find(|attr: & &JS<Attr>| {
@ -220,6 +224,7 @@ pub trait LayoutElementHelpers {
}
impl LayoutElementHelpers for JS<Element> {
#[allow(unrooted_must_root)]
unsafe fn html_element_in_html_document_for_layout(&self) -> bool {
if (*self.unsafe_get()).namespace != namespace::HTML {
return false