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Diffstat (limited to 'crates/hir-ty/src/next_solver/format_proof_tree.rs')
| -rw-r--r-- | crates/hir-ty/src/next_solver/format_proof_tree.rs | 31 |
1 files changed, 24 insertions, 7 deletions
diff --git a/crates/hir-ty/src/next_solver/format_proof_tree.rs b/crates/hir-ty/src/next_solver/format_proof_tree.rs index 59fb0d65c5..66da6d5400 100644 --- a/crates/hir-ty/src/next_solver/format_proof_tree.rs +++ b/crates/hir-ty/src/next_solver/format_proof_tree.rs @@ -1,8 +1,8 @@ use rustc_type_ir::{solve::GoalSource, solve::inspect::GoalEvaluation}; use serde_derive::{Deserialize, Serialize}; -use crate::next_solver::infer::InferCtxt; use crate::next_solver::inspect::{InspectCandidate, InspectGoal}; +use crate::next_solver::{AnyImplId, infer::InferCtxt}; use crate::next_solver::{DbInterner, Span}; #[derive(Debug, Clone, Serialize, Deserialize)] @@ -76,14 +76,31 @@ impl<'a, 'db> ProofTreeSerializer<'a, 'db> { use rustc_type_ir::solve::inspect::ProbeKind; match candidate.kind() { ProbeKind::TraitCandidate { source, .. } => { + use hir_def::{Lookup, src::HasSource}; use rustc_type_ir::solve::CandidateSource; + let db = self.infcx.interner.db; match source { - CandidateSource::Impl(impl_def_id) => { - use hir_def::{Lookup, src::HasSource}; - let db = self.infcx.interner.db; - let impl_src = impl_def_id.0.lookup(db).source(db); - Some(impl_src.value.to_string()) - } + CandidateSource::Impl(impl_def_id) => match impl_def_id { + AnyImplId::ImplId(impl_def_id) => { + let impl_src = impl_def_id.lookup(db).source(db); + Some(impl_src.value.to_string()) + } + AnyImplId::BuiltinDeriveImplId(impl_id) => { + let impl_loc = impl_id.loc(db); + let adt_src = match impl_loc.adt { + hir_def::AdtId::StructId(adt) => { + adt.loc(db).source(db).value.to_string() + } + hir_def::AdtId::UnionId(adt) => { + adt.loc(db).source(db).value.to_string() + } + hir_def::AdtId::EnumId(adt) => { + adt.loc(db).source(db).value.to_string() + } + }; + Some(format!("#[derive(${})]\n{}", impl_loc.trait_.name(), adt_src)) + } + }, _ => None, } } |