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yep steam classes are faster...

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a dinosaur
2024-11-14 00:57:29 +11:00
parent 451deb6aa3
commit da14fa8fd0
7 changed files with 54 additions and 38 deletions
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25
Sources/apk/Utility/Stream.swift
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@ -6,19 +6,29 @@
import Foundation
import System
public protocol Stream {
mutating func seek(_ whence: StreamWhence) throws(StreamError)
var tell: Int { get throws(StreamError) }
public class Stream {
func seek(_ whence: Whence) throws(StreamError) {
throw .unsupported
}
var tell: Int {
get throws(StreamError) {
throw .unsupported
}
}
}
public enum StreamWhence {
case set(_ position: Int)
case current(_ offset: Int)
case end(_ offset: Int)
extension Stream {
public enum Whence {
case set(_ position: Int)
case current(_ offset: Int)
case end(_ offset: Int)
}
}
public enum StreamError: Error, LocalizedError {
case unsupported
case notImplemented
case seekRange
case overflow
case fileHandleError(_ error: any Error)
@ -27,6 +37,7 @@ public enum StreamError: Error, LocalizedError {
public var errorDescription: String? {
switch self {
case .unsupported: "Unsupported operation"
case .notImplemented: "The stream object doesn't implement this function"
case .seekRange: "Seek out of range"
case .overflow: "Stream position overflowed"
case .fileHandleError(let error): "Error from file handle: \(error.localizedDescription)"