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Diffstat (limited to 'crates/hir-ty/src/mir/eval/shim.rs')
| -rw-r--r-- | crates/hir-ty/src/mir/eval/shim.rs | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/crates/hir-ty/src/mir/eval/shim.rs b/crates/hir-ty/src/mir/eval/shim.rs index cedc453803..28a5e50a56 100644 --- a/crates/hir-ty/src/mir/eval/shim.rs +++ b/crates/hir-ty/src/mir/eval/shim.rs @@ -602,6 +602,26 @@ impl Evaluator<'_> { destination.write_from_bytes(self, &align.to_le_bytes()) } } + "type_name" => { + let Some(ty) = generic_args.as_slice(Interner).get(0).and_then(|it| it.ty(Interner)) + else { + return Err(MirEvalError::TypeError("type_name generic arg is not provided")); + }; + let Ok(ty_name) = ty.display_source_code( + self.db, + locals.body.owner.module(self.db.upcast()), + true, + ) else { + not_supported!("fail in generating type_name using source code display"); + }; + let len = ty_name.len(); + let addr = self.heap_allocate(len, 1)?; + self.write_memory(addr, ty_name.as_bytes())?; + destination.slice(0..self.ptr_size()).write_from_bytes(self, &addr.to_bytes())?; + destination + .slice(self.ptr_size()..2 * self.ptr_size()) + .write_from_bytes(self, &len.to_le_bytes()) + } "needs_drop" => { let Some(ty) = generic_args.as_slice(Interner).get(0).and_then(|it| it.ty(Interner)) else { |