public extension PureYAML.Validation {
    /// Error thrown when validation reports failing errors.
    struct ValidationErrorCollection: Swift.Error, Equatable, Sendable, CustomStringConvertible {
        public var values: [ValidationError]

        public init(_ values: [ValidationError]) {
            self.values = values
        }

        public var description: String {
            values.map(\.description).joined(separator: "\n")
        }
    }
}