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authorJosh Mcguigan <[email protected]>2020-03-01 20:13:05 +0000
committerJosh Mcguigan <[email protected]>2020-03-01 20:13:05 +0000
commitb9ef7a6b987eea4b0b14298fbbe44d912806f50f (patch)
tree0f52557e781de0b355512c99935f94223a563517 /crates/ra_hir_ty/src/infer
parentd0e282f6b1a8c698212f7f76de2ff122e36e17a2 (diff)
remove match statement, handle suffix
Diffstat (limited to 'crates/ra_hir_ty/src/infer')
-rw-r--r--crates/ra_hir_ty/src/infer/pat.rs21
1 files changed, 9 insertions, 12 deletions
diff --git a/crates/ra_hir_ty/src/infer/pat.rs b/crates/ra_hir_ty/src/infer/pat.rs
index 3fe1a4abb..06b09af82 100644
--- a/crates/ra_hir_ty/src/infer/pat.rs
+++ b/crates/ra_hir_ty/src/infer/pat.rs
@@ -185,21 +185,18 @@ impl<'a, D: HirDatabase> InferenceContext<'a, D> {
185 self.write_pat_ty(pat, bound_ty); 185 self.write_pat_ty(pat, bound_ty);
186 return inner_ty; 186 return inner_ty;
187 } 187 }
188 Pat::Slice { prefix, slice, suffix } => { 188 Pat::Slice { prefix, slice: _slice, suffix } => {
189 if let Ty::Apply(ApplicationTy { ctor: TypeCtor::Slice, parameters }) = expected { 189 let ty = if let Ty::Apply(ApplicationTy { ctor: TypeCtor::Slice, parameters }) = expected {
190 match (prefix.as_slice(), slice, suffix.as_slice()) { 190 for pat_id in prefix.iter().chain(suffix) {
191 (prefix_pat_ids, None, []) => { 191 self.infer_pat(*pat_id, parameters.as_single(), default_bm);
192 for pat_id in prefix_pat_ids {
193 self.infer_pat(*pat_id, parameters.as_single(), default_bm);
194 }
195
196 Ty::apply_one(TypeCtor::Slice, parameters.as_single().clone())
197 },
198 _ => Ty::Unknown,
199 } 192 }
193
194 parameters.as_single().clone()
200 } else { 195 } else {
201 Ty::Unknown 196 Ty::Unknown
202 } 197 };
198
199 Ty::apply_one(TypeCtor::Slice, ty)
203 } 200 }
204 _ => Ty::Unknown, 201 _ => Ty::Unknown,
205 }; 202 };