module main

import os

// basic example which shows how to use the Command function

fn exec(path string) string {
    mut out := ''
    mut line := ''
    mut cmd := os.Command{
        path: path
    }
    cmd.start() or { panic(err) }

    for {
        line = cmd.read_line()
        println(line)
        out += line
        if cmd.eof {
            return out
        }
    }
    return out
}

fn main() {
    mut out := ''
    exec("bash -c 'find /tmp/'")
    out = exec('echo to stdout')
    out = exec('echo to stderr 1>&2')
    println("'${out}'")
    // THIS DOES NOT WORK, is error, it goes to stderror of the command I run
    assert out == 'to stderr'
}