rustyroad 1.8.5

Rusty Road is a framework written in Rust that is based on Ruby on Rails. It is designed to provide the familiar conventions and ease of use of Ruby on Rails, while also taking advantage of the performance and efficiency of Rust.
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//! MySQL `enum(...)` column-type parsing.

/// Splits a MySQL `enum('a','b','c')` column type into its value list.
///
/// MySQL reports the full `enum(...)` expression as the column type, so the
/// values have to be recovered from that string.
pub(crate) fn parse_mysql_enum_values(column_type: &str) -> Vec<String> {
    let inner = column_type
        .trim()
        .strip_prefix("enum(")
        .and_then(|rest| rest.strip_suffix(')'))
        .unwrap_or("");

    inner
        .split("','")
        .map(|value| value.trim().trim_matches('\'').to_string())
        .filter(|value| !value.is_empty())
        .collect()
}

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

    #[test]
    fn parses_mysql_enum_column_type() {
        assert_eq!(
            parse_mysql_enum_values("enum('pending','shipped','delivered')"),
            vec!["pending", "shipped", "delivered"]
        );
    }

    #[test]
    fn handles_empty_enum_and_non_enum_types() {
        assert_eq!(parse_mysql_enum_values("enum()"), Vec::<String>::new());
        assert_eq!(
            parse_mysql_enum_values("varchar(255)"),
            Vec::<String>::new()
        );
    }
}