Function run_wasmtime_for_output

tests/all/cli_tests.rs:12–19

Run the wasmtime CLI with the provided args and return the `Output`. If the `stdin` is `Some`, opens the file and redirects to the child's stdin.

(args: &[&str], stdin: Option<&Path>)

// Run the wasmtime CLI with the provided args and return the `Output`.
// If the `stdin` is `Some`, opens the file and redirects to the child's stdin.
pub fn run_wasmtime_for_output(args: &[&str], stdin: Option<&Path>) -> Result<Output> {
    let mut cmd = get_wasmtime_command()?;
    cmd.args(args);
    if let Some(file) = stdin {
        cmd.stdin(File::open(file)?);
    }
    cmd.output().map_err(Into::into)
}

/// Get the Wasmtime CLI as a [Command].
pub fn get_wasmtime_command() -> Result<Command> {