ai-agent 0.13.4

Idiomatic agent sdk inspired by the claude code source leak
Documentation 
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#![allow(dead_code)]

pub fn levenshtein_distance(a: &str, b: &str) -> usize {
    let a_chars: Vec<char> = a.chars().collect();
    let b_chars: Vec<char> = b.chars().collect();
    let a_len = a_chars.len();
    let b_len = b_chars.len();

    if a_len == 0 {
        return b_len;
    }
    if b_len == 0 {
        return a_len;
    }

    let mut matrix = vec![vec![0; b_len + 1]; a_len + 1];

    for i in 0..=a_len {
        matrix[i][0] = i;
    }
    for j in 0..=b_len {
        matrix[0][j] = j;
    }

    for i in 1..=a_len {
        for j in 1..=b_len {
            let cost = if a_chars[i - 1] == b_chars[j - 1] {
                0
            } else {
                1
            };
            matrix[i][j] = (matrix[i - 1][j] + 1)
                .min(matrix[i][j - 1] + 1)
                .min(matrix[i - 1][j - 1] + cost);
        }
    }

    matrix[a_len][b_len]
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn test_distance() {
        assert_eq!(levenshtein_distance("kitten", "sitting"), 3);
    }
}