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feat: IDE features for primitive tuple fields

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This commit is contained in:
Lukas Wirth 2024-01-06 15:04:58 +01:00
parent 59457091bb
commit 963568b46f
25 changed files with 242 additions and 96 deletions
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12
crates/hir-ty/src/mir/eval.rs
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@ -720,13 +720,19 @@ impl Evaluator<'_> {
self.size_of_sized(&inner_ty, locals, "array inner type should be sized")?;
addr = addr.offset(ty_size * (from as usize));
}
&ProjectionElem::TupleOrClosureField(f) => {
&ProjectionElem::ClosureField(f) => {
let layout = self.layout(&prev_ty)?;
let offset = layout.fields.offset(f).bytes_usize();
addr = addr.offset(offset);
metadata = None; // tuple field is always sized
metadata = None;
}
ProjectionElem::Field(f) => {
ProjectionElem::Field(Either::Right(f)) => {
let layout = self.layout(&prev_ty)?;
let offset = layout.fields.offset(f.index as usize).bytes_usize();
addr = addr.offset(offset);
metadata = None; // tuple field is always sized FIXME: This is wrong, the tail can be unsized
}
ProjectionElem::Field(Either::Left(f)) => {
let layout = self.layout(&prev_ty)?;
let variant_layout = match &layout.variants {
Variants::Single { .. } => &layout,