Make macros4 not compile by default
Did you mean this? I'm new to rust and this test passed right away, so unsure what the intention was.
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@ -6,10 +6,10 @@
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macro_rules! my_macro {
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() => {
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println!("Check out my macro!");
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};
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}
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($val:expr) => {
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println!("Look at this other macro: {}", $val);
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};
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}
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}
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fn main() {
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