macro_rules! assert_len_ge_x_as_result {
($a:expr, $b:expr $(,)?) => { ... };
}Expand description
Assert a length is greater than or equal to an expression.
Pseudocode:
a.len() ≥ b
-
If true, return Result
Ok((a.len(), b)). -
Otherwise, return Result
Err(message).
This macro is useful for runtime checks, such as checking parameters, or sanitizing inputs, or handling different results in different ways.