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68 lines
2.4 KiB
68 lines
2.4 KiB
//
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// MapError.swift
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// ObjectMapper
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//
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// Created by Tristan Himmelman on 2016-09-26.
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//
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// The MIT License (MIT)
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//
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// Copyright (c) 2014-2018 Tristan Himmelman
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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import Foundation
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public struct MapError: Error {
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public var key: String?
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public var currentValue: Any?
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public var reason: String?
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public var file: StaticString?
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public var function: StaticString?
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public var line: UInt?
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public init(key: String?, currentValue: Any?, reason: String?, file: StaticString? = nil, function: StaticString? = nil, line: UInt? = nil) {
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self.key = key
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self.currentValue = currentValue
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self.reason = reason
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self.file = file
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self.function = function
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self.line = line
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}
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}
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extension MapError: CustomStringConvertible {
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private var location: String? {
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guard let file = file, let function = function, let line = line else { return nil }
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let fileName = ((String(describing: file).components(separatedBy: "/").last ?? "").components(separatedBy: ".").first ?? "")
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return "\(fileName).\(function):\(line)"
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}
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public var description: String {
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let info: [(String, Any?)] = [
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("- reason", reason),
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("- location", location),
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("- key", key),
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("- currentValue", currentValue),
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]
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let infoString = info.map { "\($0.0): \($0.1 ?? "nil")" }.joined(separator: "\n")
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return "Got an error while mapping.\n\(infoString)"
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}
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}
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