pub fn from_str<A: FromStr>(s: &str) -> Option<A>
A utility function that just calls FromStr::from_str
Prefix searches with a type followed by a colon (e.g.
fn:
) to restrict the search to a given type.
Accepted types are: fn
, mod
,
struct
(or str
), enum
,
trait
, typedef
(or
tdef
).