Method optional_string

crates/ostree-ext/src/keyfileext.rs:32–34

(&self, group: &str, key: &str)

impl KeyFileExt for glib::KeyFile {
    fn optional_string(&self, group: &str, key: &str) -> Result<Option<GString>, glib::Error> {
        map_keyfile_optional(self.string(group, key))
    }

    fn optional_bool(&self, group: &str, key: &str) -> Result<Option<bool>, glib::Error> {
        map_keyfile_optional(self.boolean(group, key))