50 lines
1.1 KiB
Rust
50 lines
1.1 KiB
Rust
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fn problematic_function<Space>(material_surface_element: ())
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where
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DefaultAllocator: FiniteElementAllocator<(), Space>,
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{
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let _: Point2<f64> = material_surface_element.map_reference_coords().into();
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}
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impl<N, R> Allocator<N, R> for DefaultAllocator
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where
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R::Value: DimName, //~ ERROR: `Value` not found for `R`
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{
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type Buffer = ();
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}
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impl<N> Allocator<N, ()> for DefaultAllocator {}
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//~^ ERROR: conflicting implementations
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impl DimName for () {}
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impl DimName for u32 {}
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impl<N, D: DimName> From<VectorN<N, D>> for Point<N, D> {
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fn from(_: VectorN<N, D>) -> Self {
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todo!()
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}
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}
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impl FiniteElement<u32> for () {}
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type VectorN<N, D> = Matrix<<DefaultAllocator as Allocator<N, D>>::Buffer>;
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type Point2<N> = Point<N, u32>;
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struct DefaultAllocator;
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struct Matrix<S>(S);
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struct Point<N, D>(N, D);
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trait Allocator<Scalar, R> {
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type Buffer;
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}
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trait DimName {}
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trait FiniteElementAllocator<GeometryDim, NodalDim>:
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Allocator<f64, ()> + Allocator<f64, NodalDim>
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{
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}
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trait FiniteElement<GeometryDim> {
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fn map_reference_coords(&self) -> VectorN<f64, GeometryDim> {
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todo!()
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}
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}
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fn main() {}
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