Enumsยง
- AllowC
Variadic ๐ - Allow
Plus ๐ - Signals whether parsing a type should allow 
+. - RecoverQ
Path ๐ - Recover
Question ๐Mark  - Recover
Return ๐Sign  - Signals whether parsing a type should recover 
->. 
Functionsยง
- can_
begin_ ๐dyn_ bound_ in_ edition_ 2015  - can_
continue_ ๐type_ after_ non_ fn_ ident  - Returns 
trueifIDENT tcan start a type โIDENT::a::b,IDENT<u8, u8>,IDENT<<u8 as Trait>::AssocTy>.