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These tests have expanded beyond the RFC, so rename the directory `rfc-3086-metavar-expr` to `metavar-expressions`. `concat` (which wasn't part of the RFC) now fits in this group, so merge its tests into the `metavar-expressions` directory. Additionally rename some related `issue-*` tests.
14 lines
264 B
Rust
14 lines
264 B
Rust
#![feature(macro_metavar_expr_concat)]
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macro_rules! join {
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($lhs:ident, $rhs:ident) => {
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${concat($lhs, $rhs)}
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//~^ ERROR cannot find value `abcdef` in this scope
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};
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}
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fn main() {
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let abcdef = 1;
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let _another = join!(abc, def);
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}
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