pyapp 0.29.0

Runtime installer for Python applications
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use std::io::Read;
#[cfg(unix)]
use std::os::unix::process::CommandExt;
use std::process::exit;
use std::process::{Command, ExitStatus};

use anyhow::Result;

use crate::{app, terminal};

pub fn wait_for(mut command: Command, message: String) -> Result<(ExitStatus, String)> {
    let (mut reader, writer_stdout) = os_pipe::pipe()?;
    let writer_stderr = writer_stdout.try_clone()?;
    command.stdout(writer_stdout);
    command.stderr(writer_stderr);

    let mut child = command.spawn()?;
    drop(command);

    let spinner = terminal::spinner(message);

    let mut output = String::new();
    let result: Result<ExitStatus> = {
        reader.read_to_string(&mut output)?;
        Ok(child.wait()?)
    };

    spinner.finish_and_clear();
    Ok((result?, output))
}

#[cfg(unix)]
pub fn exec(mut command: Command) -> Result<()> {
    if app::is_gui() {
        exec_gui(command)
    } else {
        Err(command.exec().into())
    }
}

#[cfg(windows)]
pub fn exec(mut command: Command) -> Result<()> {
    if app::is_gui() {
        exec_gui(command)
    } else {
        let status = command.status()?;
        exit(status.code().unwrap_or(1));
    }
}

fn exec_gui(mut command: Command) -> Result<()> {
    let mut child = command.spawn()?;
    match child.try_wait() {
        Ok(Some(status)) => exit(status.code().unwrap_or(1)),
        Ok(None) => Ok(()), // The child is still running
        Err(e) => Err(e.into()),
    }
}