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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/closures/2229_closure_analysis/run_pass/struct-pattern-matching-with-methods.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/closures/2229_closure_analysis/run_pass/struct-pattern-matching-with-methods.rs')
-rw-r--r-- | src/test/ui/closures/2229_closure_analysis/run_pass/struct-pattern-matching-with-methods.rs | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/test/ui/closures/2229_closure_analysis/run_pass/struct-pattern-matching-with-methods.rs b/src/test/ui/closures/2229_closure_analysis/run_pass/struct-pattern-matching-with-methods.rs new file mode 100644 index 000000000..ed222b314 --- /dev/null +++ b/src/test/ui/closures/2229_closure_analysis/run_pass/struct-pattern-matching-with-methods.rs @@ -0,0 +1,49 @@ +// edition:2021 +//check-pass +#![warn(unused)] +#![allow(dead_code)] +#![feature(rustc_attrs)] + +#[derive(Debug, Clone, Copy)] +enum PointType { + TwoD { x: u32, y: u32 }, + + ThreeD{ x: u32, y: u32, z: u32 } +} + +// Testing struct patterns +struct Points { + points: Vec<PointType>, +} + +impl Points { + pub fn test1(&mut self) -> Vec<usize> { + (0..self.points.len()) + .filter_map(|i| { + let idx = i as usize; + match self.test2(idx) { + PointType::TwoD { .. } => Some(i), + PointType::ThreeD { .. } => None, + } + }) + .collect() + } + + pub fn test2(&mut self, i: usize) -> PointType { + self.points[i] + } +} + +fn main() { + let mut points = Points { + points: Vec::<PointType>::new() + }; + + points.points.push(PointType::ThreeD { x:0, y:0, z:0 }); + points.points.push(PointType::TwoD{ x:0, y:0 }); + points.points.push(PointType::ThreeD{ x:0, y:0, z:0 }); + points.points.push(PointType::TwoD{ x:0, y:0 }); + + println!("{:?}", points.test1()); + println!("{:?}", points.points); +} |