rho-coding-agent 1.48.0

A lightweight agent harness inspired by Pi
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//! Shared budgeted assembly for background-completion notifications.

/// Joins status sections until `budget` is exhausted, then an omission line
/// if that still fits.
pub(crate) fn join_budgeted_sections<I, S>(
    sections: I,
    separator: &str,
    budget: usize,
    omit: impl Fn(usize) -> String,
) -> String
where
    I: IntoIterator<Item = S>,
    S: AsRef<str>,
{
    let sections: Vec<S> = sections.into_iter().collect();
    let mut body = String::new();
    for (index, section) in sections.iter().enumerate() {
        let section = section.as_ref();
        let separator = if index == 0 { "" } else { separator };
        let remaining = sections.len() - index;
        let omission = {
            let text = omit(remaining);
            if body.is_empty() {
                text
            } else {
                format!("{separator}{text}")
            }
        };
        // Reserve the omission marker so truncation is never silent.
        if body.len() + separator.len() + section.len() + omission.len() > budget {
            if body.len() + omission.len() <= budget {
                body.push_str(&omission);
            }
            break;
        }
        body.push_str(separator);
        body.push_str(section);
    }
    body
}