78 lines
2.7 KiB
Swift
78 lines
2.7 KiB
Swift
/*
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* Copyright 2021 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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#if !os(WASI)
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import Foundation
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#else
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import SwiftOverlayShims
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#endif
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/// Collection of thrown from the Flatbuffer verifier
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public enum FlatbuffersErrors: Error, Equatable {
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/// Thrown when verifying a file id that doesnt match buffer id
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case bufferIdDidntMatchPassedId
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/// Prefixed size doesnt match the current (readable) buffer size
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case prefixedSizeNotEqualToBufferSize
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/// Thrown when buffer is bigger than the allowed 2GiB
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case exceedsMaxSizeAllowed
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/// Thrown when there is an missaligned pointer at position
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/// of type
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case missAlignedPointer(position: Int, type: String)
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/// Thrown when trying to read a value that goes out of the
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/// current buffer bounds
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case outOfBounds(position: UInt, end: Int)
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/// Thrown when the signed offset is out of the bounds of the
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/// current buffer
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case signedOffsetOutOfBounds(offset: Int, position: Int)
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/// Thrown when a required field doesnt exist within the buffer
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case requiredFieldDoesntExist(position: VOffset, name: String)
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/// Thrown when a string is missing its NULL Terminator `\0`,
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/// this can be disabled in the `VerifierOptions`
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case missingNullTerminator(position: Int, str: String?)
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/// Thrown when the verifier has reached the maximum tables allowed,
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/// this can be disabled in the `VerifierOptions`
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case maximumTables
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/// Thrown when the verifier has reached the maximum depth allowed,
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/// this can be disabled in the `VerifierOptions`
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case maximumDepth
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/// Thrown when the verifier is presented with an unknown union case
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case unknownUnionCase
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/// thrown when a value for a union is not found within the buffer
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case valueNotFound(key: Int?, keyName: String, field: Int?, fieldName: String)
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/// thrown when the size of the keys vector doesnt match fields vector
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case unionVectorSize(
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keyVectorSize: Int,
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fieldVectorSize: Int,
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unionKeyName: String,
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fieldName: String)
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case apparentSizeTooLarge
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}
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#if !os(WASI)
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extension FlatbuffersErrors {
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public static func == (
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lhs: FlatbuffersErrors,
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rhs: FlatbuffersErrors) -> Bool
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{
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lhs.localizedDescription == rhs.localizedDescription
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}
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}
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#endif
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