bacon 2.12.1

background rust compiler
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use super::*;

pub struct HelpLine {
    quit: String,
    toggle_summary: Option<String>,
    wrap: Option<String>,
    not_wrap: Option<String>,
    toggle_backtrace: Option<String>,
    help: Option<String>,
    close_help: Option<String>,
}

impl HelpLine {
    pub fn new(settings: &Settings) -> Self {
        let kb = &settings.keybindings;
        let quit = kb
            .shortest_internal_key(Internal::Quit)
            .map(|k| format!("Hit *{k}* to quit"))
            .expect("the app to be quittable");
        let toggle_summary = kb
            .shortest_internal_key(Internal::ToggleSummary)
            .map(|k| format!("*{k}* to toggle summary mode"));
        let wrap = kb
            .shortest_internal_key(Internal::ToggleWrap)
            .map(|k| format!("*{k}* to wrap lines"));
        let not_wrap = kb
            .shortest_internal_key(Internal::ToggleWrap)
            .map(|k| format!("*{k}* to not wrap lines"));
        let toggle_backtrace = kb
            .shortest_internal_key(Internal::ToggleBacktrace)
            .map(|k| format!("*{k}* to toggle backtraces"));
        let help = kb
            .shortest_internal_key(Internal::Help)
            .map(|k| format!("*{k}* for help"));
        let close_help = kb
            .shortest_internal_key(Internal::Back)
            .or_else(|| kb.shortest_internal_key(Internal::Help))
            .map(|k| format!("*{k}* to close this help"));
        Self {
            quit,
            toggle_summary,
            wrap,
            not_wrap,
            toggle_backtrace,
            help,
            close_help,
        }
    }
    pub fn markdown(
        &self,
        state: &AppState,
    ) -> String {
        let mut parts: Vec<&str> = vec![&self.quit];
        if state.is_help() {
            if let Some(s) = &self.close_help {
                parts.push(s);
            }
        } else {
            if let CommandResult::Report(report) = &state.cmd_result {
                if report.suggest_backtrace {
                    if let Some(s) = &self.toggle_backtrace {
                        parts.push(s);
                    }
                } else if !state.mission.is_success(report) {
                    if let Some(s) = &self.toggle_summary {
                        parts.push(s);
                    }
                }
            }
            if state.wrap {
                if let Some(s) = &self.not_wrap {
                    parts.push(s);
                }
            } else {
                if let Some(s) = &self.wrap {
                    parts.push(s);
                }
            }
            if let Some(s) = &self.help {
                parts.push(s);
            }
        }
        parts.join(", ")
    }
}