Struct TaskBuffer 

pub struct TaskBuffer { /* private fields */ }

一个后台任务的共享输出缓冲。回调往里 append,任务结束时 finish。

Implementations

impl TaskBuffer

pub fn new() -> Self

pub fn append(&self, chunk: &str)

追加一块输出(在 execute 的实时回调里调用)。

pub fn finish(&self, exit_code: Option<i32>, error: Option<String>)

标记任务结束:exit_code 为命令退出码,error 为 execute 自身的错误。

pub fn drain_new(&self) -> String

取出“自上次以来“的新增输出,游标推到末尾。

pub fn status_parts(&self) -> (bool, Option<i32>, Option<String>)

当前 (是否结束, 退出码, execute 错误)。不消费输出。

Trait Implementations

impl Clone for TaskBuffer

fn clone(&self) -> TaskBuffer

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Default for TaskBuffer

fn default() -> TaskBuffer

Returns the “default value” for a type.