in src/ui.rs [13:35]
fn set_prompt(&self, prompt: String);
fn user_input(&self) -> Result<String>;
fn clear_pending(&self);
fn println(&self, str: &str);
fn eprintln(&self, str: &str);
fn newline(&self);
fn print(&self, str: &str);
fn warn(&self, str: &str);
fn debug(&self, str: &str);
fn handle_env_set(&self, set: &SetCommand) -> Result<()>;
}
#[cfg(test)]
pub mod testing {