embedded-test 0.7.1

A test harness and runner for embedded devices
Documentation 
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// Macros taken from:
// https://github.com/TheDan64/inkwell/blob/36c3b10/src/lib.rs#L81-L110

// Given some features, assert that AT MOST one of the features is enabled.
macro_rules! assert_unique_features {
    () => {};

    ( $first:tt $(,$rest:tt)* ) => {
        $(
            #[cfg(all(feature = $first, feature = $rest))]
            compile_error!(concat!("Features \"", $first, "\" and \"", $rest, "\" cannot be used together"));
        )*
        assert_unique_features!($($rest),*);
    };
}

fn main() {
    assert_unique_features!("log", "defmt");
    assert_unique_features!("ariel-os", "external-executor");
    assert_unique_features!("std", "semihosting");
}