如何使用进度条显示NSTask在cocoa中的`git clone`进度

问题描述 投票:0回答:1

我想使用进度条显示克隆进度。使用我的代码我什么也得不到。希望可以有人帮帮我

let pro = Process()
pro.launchPath = "/bin/bash"
pro.arguments = ["-c", "cd  /Users/admin/Documents; git clone https://gitee.com/gjesse/laravel.git"]

pro.terminationHandler = { pro in
    print("clone finish")
}

let pip = Pipe()
pro.standardOutput = pip

let file = pip.fileHandleForReading
file.readInBackgroundAndNotify()

NotificationCenter.default.addObserver(forName: NSNotification.Name.NSFileHandleDataAvailable, object: file, queue: nil) { notification in
    let output = file.readDataToEndOfFile()
    print("log\(String(describing: String(data: output, encoding: String.Encoding.utf8)))log")
}
pro.launch()
pro.waitUntilExit()
swift git macos
1个回答
1
投票

我将此函数用于任何任务:

@discardableResult
private func process(launchPath: String? = nil, arguments: [String]) throws -> String? {
    let process = Process()
    if let launchPath = launchPath {
        process.currentDirectoryPath = launchPath
    }
    process.launchPath = "/usr/bin/env"
    process.arguments = arguments

    var errorData = Data()

    let outputPipe = Pipe()
    process.standardOutput = outputPipe

    let errorPipe = Pipe()
    process.standardError = errorPipe

    errorPipe.fileHandleForReading.readabilityHandler = { handler in
        let data = handler.availableData
        errorData.append(data)
    }

    process.launch()

    let outdata = outputPipe.fileHandleForReading.readDataToEndOfFile()

    process.waitUntilExit()

    if process.terminationStatus != 0 {
        throw Error.processFailed(status: process.terminationStatus, message: errorData.shellString)
    }

    return String(data: outdata, encoding: .utf8)
}

对于git clone动作,我使用这个函数:

func clone(fromPath path: String, toLocalPath localPath: String, branch: String? = nil) throws {
    var arguments = ["git", "clone", path, localPath, "--quiet"]
    if let branch = branch {
        arguments.append(contentsOf: ["-b", branch])
    }
    try process(arguments: arguments)
}

举个例子,请致电:

clone(fromPath: "https://gitee.com/gjesse/laravel.git", toLocalPath: "/Users/admin/Documents")
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