Function exec_vim_cmd 

pub fn exec_vim_cmd(
    cmd: impl AsRef<str> + Debug + Copy,
    args: Option<&[impl AsRef<str> + Debug]>,
) -> Result<Option<String>, Error>

Execute an ex command with optional arguments.

Wraps nvim_oxi::api::cmd, reporting failures through crate::notify::error.

Errors

Errors from nvim_oxi::api::cmd are propagated after logging via crate::notify::error.