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5fe90a9160
* Implements FlatbuffersVector in swift Implements FlatbuffersVector which confirms to RandomAccessCollection, this would give us semi-native sugary syntax to all the arrays in swift port. This work will also be the foundation of using arrays in swift * Fix failing tests for Swift
55 lines
1.5 KiB
Swift
55 lines
1.5 KiB
Swift
/*
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* Copyright 2024 Google Inc. 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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* http://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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import Foundation
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protocol FlexBufferVector: Sized & FlexBufferContiguousBytes {
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subscript(index: Int) -> Reference? { get }
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}
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extension FlexBufferVector {
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public func jsonBuilder(json: inout String) {
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json += "["
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for i in 0..<count {
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if let val = self[i]?.jsonString() {
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let comma = i == count &- 1 ? "" : ", "
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json += "\(val)\(comma)"
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}
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}
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json += "]"
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}
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}
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public protocol FlexBufferContiguousBytes {
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var byteBuffer: ByteBuffer { get }
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var offset: Int { get }
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var count: Int { get }
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func withUnsafeRawBufferPointer<Result>(
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_ body: (UnsafeRawBufferPointer) throws -> Result) rethrows -> Result
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}
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extension FlexBufferContiguousBytes {
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public func withUnsafeRawBufferPointer<Result>(
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_ body: (UnsafeRawBufferPointer) throws -> Result) rethrows -> Result
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{
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try byteBuffer.withUnsafePointerToSlice(
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index: offset,
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count: count,
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body: body)
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}
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}
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