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assert_any_ne_x_as_result

Macro assert_any_ne_x_as_result 

Source
macro_rules! assert_any_ne_x_as_result {
    ($iter:expr, $x:expr $(,)?) => { ... };
}
Expand description

Assert an iterable is not equal to another.

Pseudocode:
iter ∃ != x

  • If true, return Result Ok(()).

  • 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.

This implementation uses ::std::iter::Iterator.

§Module macros