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https://github.com/rust-lang/rust
synced 2024-10-01 06:14:33 +00:00
31 lines
593 B
Rust
31 lines
593 B
Rust
//@ run-pass
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#![allow(non_camel_case_types)]
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#![allow(non_snake_case)]
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macro_rules! columnline {
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() => (
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(column!(), line!())
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)
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}
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macro_rules! indirectcolumnline {
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() => (
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(||{ columnline!() })()
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)
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}
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fn main() {
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let closure = || {
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columnline!()
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};
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let iflet = if let Some(_) = Some(0) {
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columnline!()
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} else { (0, 0) };
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let cl = columnline!();
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assert_eq!(closure(), (9, 19));
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assert_eq!(iflet, (9, 22));
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assert_eq!(cl, (14, 24));
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let indirect = indirectcolumnline!();
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assert_eq!(indirect, (20, 28));
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}
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