macro_rules! assert_io_read_to_string_eq_x_as_result {
($a_reader:expr, $b_expr:expr $(,)?) => { ... };
}Expand description
Assert a ::std::io::Read read_to_string() value is equal to an expression.
Pseudocode:
(reader.read_to_string(a_string) ⇒ a_string) = expr
-
If true, return Result
Ok(a_string). -
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.