Macro fallible_collections::tryformat
source · macro_rules! tryformat { ($max_capacity:tt, $($arg:tt)*) => { ... }; }
Expand description
Take a max capacity a try allocating a string with it.
Warning:
the max capacity must be > to the formating of the arguments. If writing the argument on the string exceed the capacity, no error is return and an allocation can occurs which can lead to a panic