9     fn to_key(&self) -> Key;  in to_key()
16     fn to_key(&self) -> Key {  in to_key()
21 impl<'k> ToKey for Key<'k> {  implementation
22     fn to_key(&self) -> Key {  in to_key()
28     fn to_key(&self) -> Key {  in to_key()
37 pub struct Key<'k> {  struct
42 impl<'k> Key<'k> {  implementation
68 impl<'k> fmt::Display for Key<'k> {  implementation
74 impl<'k> AsRef<str> for Key<'k> {  implementation
80 impl<'k> Borrow<str> for Key<'k> {  implementation
86 impl<'k> From<&'k str> for Key<'k> {  implementation
99         fn to_key(&self) -> Key {  in to_key()
105         fn to_key(&self) -> Key {  in to_key()
118     impl<'a> Value for Key<'a> {  implementation
127     impl<'a> ValueRef<'a> for Key<'a> {  implementation
140     impl<'a> Serialize for Key<'a> {  implementation