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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-15 03:35:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-15 03:35:49 +0000 |
commit | d8bbc7858622b6d9c278469aab701ca0b609cddf (patch) | |
tree | eff41dc61d9f714852212739e6b3738b82a2af87 /third_party/rust/uniffi_bindgen/src/bindings/swift/templates/HandleMap.swift | |
parent | Releasing progress-linux version 125.0.3-1~progress7.99u1. (diff) | |
download | firefox-d8bbc7858622b6d9c278469aab701ca0b609cddf.tar.xz firefox-d8bbc7858622b6d9c278469aab701ca0b609cddf.zip |
Merging upstream version 126.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | third_party/rust/uniffi_bindgen/src/bindings/swift/templates/HandleMap.swift | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/third_party/rust/uniffi_bindgen/src/bindings/swift/templates/HandleMap.swift b/third_party/rust/uniffi_bindgen/src/bindings/swift/templates/HandleMap.swift new file mode 100644 index 0000000000..6de9f085d6 --- /dev/null +++ b/third_party/rust/uniffi_bindgen/src/bindings/swift/templates/HandleMap.swift @@ -0,0 +1,40 @@ +fileprivate class UniffiHandleMap<T> { + private var map: [UInt64: T] = [:] + private let lock = NSLock() + private var currentHandle: UInt64 = 1 + + func insert(obj: T) -> UInt64 { + lock.withLock { + let handle = currentHandle + currentHandle += 1 + map[handle] = obj + return handle + } + } + + func get(handle: UInt64) throws -> T { + try lock.withLock { + guard let obj = map[handle] else { + throw UniffiInternalError.unexpectedStaleHandle + } + return obj + } + } + + @discardableResult + func remove(handle: UInt64) throws -> T { + try lock.withLock { + guard let obj = map.removeValue(forKey: handle) else { + throw UniffiInternalError.unexpectedStaleHandle + } + return obj + } + } + + var count: Int { + get { + map.count + } + } +} + |