Method parse

src/pgtz/src/timezone.rs:45–47

(tz: &str, spec: TimezoneSpec)

impl Timezone {
    pub fn parse(tz: &str, spec: TimezoneSpec) -> Result<Self, String> {
        build_timezone_offset_second(&tokenize_timezone(tz)?, tz, spec)
    }
}

// We need to implement Serialize and Deserialize traits to include Timezone in the UnaryFunc enum.