example.go

var mysh = sh.New().
    CommandLog(os.Stdout).
    CommandLogPrefix("> ").
    Env(map[string]string{
        "CGO_ENABLED":     "0",
        "GOOS":            "linux",
        "GOARCH":          "amd64",
    }).
    Dir("./target")

func run(line string) {
    // functions on mysh return new immutable objects,
    // so we can reuse it without fear.
    mysh.Line(line).MustExec()
}

func BuildExecutable() {
    // Note: "my app" will be a single argument to the go command
    run(`go build -o "my app" github.com/chirino/cmd/myapp`)
}