pub fn escape_quote_string(input: &str) -> String {
    let mut output = String::with_capacity(input.len() + 2);
    output.push('"');

    for c in input.chars() {
        if c == '"' || c == '\\' {
            output.push('\\');
        }
        output.push(c);
    }

    output.push('"');
    output
}