fn exists_at()

in src/common.rs [28:33]


    fn exists_at(&self, version: u16) -> bool {
        // All fields have a start version.
        // Some field do not have an end version specified.
        version >= self.start_version()
            && (0 == self.end_version() || (self.end_version() > 0 && version < self.end_version()))
    }