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Add lint check for &DomRoot<T>

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`&DomRoot<T> is strictly less expressive than `&T`, so using it is
pointless.
This commit is contained in:
lberrymage 2019-12-21 12:44:34 -09:00
parent bac9903fbe
commit cd9195056c
9 changed files with 13 additions and 13 deletions
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1
python/tidy/servo_tidy/tidy.py
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@ -623,6 +623,7 @@ def check_rust(file_name, lines):
(r"DomRefCell<Heap<.+>>", "Banned type DomRefCell<Heap<T>> detected. Use MutDom<T> instead", no_filter),
# No benefit to using &Root<T>
(r": &Root<", "use &T instead of &Root<T>", no_filter),
(r": &DomRoot<", "use &T instead of &DomRoot<T>", no_filter),
(r"^&&", "operators should go at the end of the first line", no_filter),
# This particular pattern is not reentrant-safe in script_thread.rs
(r"match self.documents.borrow", "use a separate variable for the match expression",