Function truncate_to_char_boundary

atomic-semantic/src/lib.rs:27–36

Find the largest byte index ≤ `max_bytes` that falls on a UTF-8 char boundary. Prevents panics when truncating strings that contain multi-byte characters (e.g., emoji, CJK, accented chars).

(s: &str, max_bytes: usize)

/// Prevents panics when truncating strings that contain multi-byte characters
/// (e.g., emoji, CJK, accented chars).
pub(crate) fn truncate_to_char_boundary(s: &str, max_bytes: usize) -> usize {
    if max_bytes >= s.len() {
        return s.len();
    }
    let mut end = max_bytes;
    while !s.is_char_boundary(end) {
        end -= 1;
    }
    end
}

pub use entity::{
    ChangeType, Confidence, Entity, EntityChange, EntityKind, FileSummary, Reference,