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

Get a local variable from the calling function or a global variable if no such variable exists.

Variables with embedded “.” may not work.

use extendr_api::prelude::*;
test! {
    current_env().set_local(sym!(myvar), 1.0);
    assert_eq!(var!(myvar), Ok(r!(1.0)));
}