roguelike-game/src/game_log.rs

/// A struct to hold the player's game log.
#[derive(Default)]
pub struct GameLog {
    pub entries: Vec<String>,
}

impl GameLog {
    /// Convenience constructor that adds the first
    /// entry to the game log.
    pub fn new<S: ToString>(first_entry: S) -> Self {
        let mut log = GameLog::default();
        log.append(first_entry);

        log
    }

    /// Convenience method for adding an entry to the game log.
    /// Generic on the [`ToString`] trait so that [`&str`], [`String`],
    /// and `&String` types, all work without more type juggling
    /// at the call site.
    pub fn append<S: ToString>(&mut self, s: S) {
        self.entries.push(s.to_string());
    }
}