<commit_before>fn main() {
    let mut s = String::new();

    let data = "random stuff";

    let s_to_string = data.to_string();

    let s_from = String::from("Initial content");

    s.push_str("pushed");

    s.push('l');
}
<commit_msg>Example of concatenating strings with + operator<commit_after>fn main() {
    let mut s = String::new();

    let data = "random stuff";

    let s_to_string = data.to_string();

    let s_from = String::from("Initial content");

    s.push_str("pushed");

    s.push('l');

    let s1 = String::from("First");
    let s2 = String::from("Second");

    let s3 = s1 + &s2;  // s1 is no longer valid

}

{'fraction_non_alphanumeric': 0.16666666666666666, 'fraction_numerical': 0.009345794392523364, 'mean_word_length': 3.0440251572327046, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 3, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '6680533', 'n_tokens_mistral': 231, 'n_tokens_neox': 217, 'n_words': 58}