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net: Fix possible indexeddb key range singleton related panic (#38281)

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If `.as_singleton()` was called on a range that had both lower and upper
set as `None`, it would have panicked.

Testing: Nothing seems to have changed
Fixes: #37647

---------

Signed-off-by: Ashwin Naren <arihant2math@gmail.com>
This commit is contained in:
Ashwin Naren 2025-08-15 20:19:01 -07:00 • committed by GitHub
parent e649b9b91d
commit f4bbdf8010
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1 changed files with 16 additions and 1 deletions
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17
components/shared/net/indexeddb_thread.rs
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@ -189,7 +189,7 @@ impl IndexedDBKeyRange {
} }
pub fn is_singleton(&self) -> bool { pub fn is_singleton(&self) -> bool {
self.lower == self.upper && !self.lower_open && !self.upper_open self.lower.is_some() && self.lower == self.upper && !self.lower_open && !self.upper_open
} }
pub fn as_singleton(&self) -> Option<&IndexedDBKeyType> { pub fn as_singleton(&self) -> Option<&IndexedDBKeyType> {
@ -200,6 +200,21 @@ impl IndexedDBKeyRange {
} }
} }
#[test]
fn test_as_singleton() {
let key = IndexedDBKeyType::Number(1.0);
let key2 = IndexedDBKeyType::Number(2.0);
let range = IndexedDBKeyRange::only(key.clone());
assert!(range.is_singleton());
assert!(range.as_singleton().is_some());
let range = IndexedDBKeyRange::new(Some(key), Some(key2.clone()), false, false);
assert!(!range.is_singleton());
assert!(range.as_singleton().is_none());
let full_range = IndexedDBKeyRange::new(None, None, false, false);
assert!(!full_range.is_singleton());
assert!(full_range.as_singleton().is_none());
}
#[derive(Debug, Deserialize, Serialize)] #[derive(Debug, Deserialize, Serialize)]
pub enum AsyncReadOnlyOperation { pub enum AsyncReadOnlyOperation {
/// Gets the value associated with the given key in the associated idb data /// Gets the value associated with the given key in the associated idb data