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macro_rules! sym {
    ($($tokens: tt)*) => { ... };
}
Expand description

The sym! macro install symbols. You should cache your symbols in variables as generating them is costly.

use extendr_api::prelude::*;
test! {

let wombat = sym!(wombat);
assert_eq!(wombat, r!(Symbol::from_string("wombat")));
}