mirror of https://github.com/apple/pkl-swift
37 lines
1.4 KiB
Swift
37 lines
1.4 KiB
Swift
//===----------------------------------------------------------------------===//
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// Copyright © 2024-2025 Apple Inc. and the Pkl project authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//===----------------------------------------------------------------------===//
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extension FixedWidthInteger {
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init(bytes: [UInt8]) {
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self =
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bytes.withUnsafeBufferPointer {
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$0.baseAddress!.withMemoryRebound(to: Self.self, capacity: 1) {
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$0.pointee
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}
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}.bigEndian
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}
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var bytes: [UInt8] {
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let capacity = MemoryLayout<Self>.size
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var mutableValue = self.bigEndian
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return withUnsafePointer(to: &mutableValue) {
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$0.withMemoryRebound(to: UInt8.self, capacity: capacity) {
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Array(UnsafeBufferPointer(start: $0, count: capacity))
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}
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}
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}
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}
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