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Auto merge of #13173 - Veykril:synthetic, r=Veykril
Don't store SyntheticSyntax in the reverse maps in BodySourceMap
They are ZSTs which we can just create on missing access instead.
| -rw-r--r-- | crates/hir-def/src/body.rs | 8 | ||||
| -rw-r--r-- | crates/hir-def/src/body/lower.rs | 14 |
2 files changed, 11 insertions, 11 deletions
diff --git a/crates/hir-def/src/body.rs b/crates/hir-def/src/body.rs index 1d818d9626..d572d46e8b 100644 --- a/crates/hir-def/src/body.rs +++ b/crates/hir-def/src/body.rs @@ -264,10 +264,10 @@ pub type LabelSource = InFile<LabelPtr>; #[derive(Default, Debug, Eq, PartialEq)] pub struct BodySourceMap { expr_map: FxHashMap<ExprSource, ExprId>, - expr_map_back: ArenaMap<ExprId, Result<ExprSource, SyntheticSyntax>>, + expr_map_back: ArenaMap<ExprId, ExprSource>, pat_map: FxHashMap<PatSource, PatId>, - pat_map_back: ArenaMap<PatId, Result<PatSource, SyntheticSyntax>>, + pat_map_back: ArenaMap<PatId, PatSource>, label_map: FxHashMap<LabelSource, LabelId>, label_map_back: ArenaMap<LabelId, LabelSource>, @@ -420,7 +420,7 @@ impl Index<LabelId> for Body { // Perhaps `expr_syntax` and `expr_id`? impl BodySourceMap { pub fn expr_syntax(&self, expr: ExprId) -> Result<ExprSource, SyntheticSyntax> { - self.expr_map_back[expr].clone() + self.expr_map_back.get(expr).cloned().ok_or(SyntheticSyntax) } pub fn node_expr(&self, node: InFile<&ast::Expr>) -> Option<ExprId> { @@ -434,7 +434,7 @@ impl BodySourceMap { } pub fn pat_syntax(&self, pat: PatId) -> Result<PatSource, SyntheticSyntax> { - self.pat_map_back[pat].clone() + self.pat_map_back.get(pat).cloned().ok_or(SyntheticSyntax) } pub fn node_pat(&self, node: InFile<&ast::Pat>) -> Option<PatId> { diff --git a/crates/hir-def/src/body/lower.rs b/crates/hir-def/src/body/lower.rs index 8ebac5cb1c..df536e09fd 100644 --- a/crates/hir-def/src/body/lower.rs +++ b/crates/hir-def/src/body/lower.rs @@ -24,7 +24,7 @@ use syntax::{ use crate::{ adt::StructKind, - body::{Body, BodySourceMap, Expander, LabelSource, PatPtr, SyntheticSyntax}, + body::{Body, BodySourceMap, Expander, LabelSource, PatPtr}, body::{BodyDiagnostic, ExprSource, PatSource}, builtin_type::{BuiltinFloat, BuiltinInt, BuiltinUint}, db::DefDatabase, @@ -152,19 +152,19 @@ impl ExprCollector<'_> { fn alloc_expr(&mut self, expr: Expr, ptr: AstPtr<ast::Expr>) -> ExprId { let src = self.expander.to_source(ptr); - let id = self.make_expr(expr, Ok(src.clone())); + let id = self.make_expr(expr, src.clone()); self.source_map.expr_map.insert(src, id); id } // desugared exprs don't have ptr, that's wrong and should be fixed // somehow. fn alloc_expr_desugared(&mut self, expr: Expr) -> ExprId { - self.make_expr(expr, Err(SyntheticSyntax)) + self.body.exprs.alloc(expr) } fn missing_expr(&mut self) -> ExprId { self.alloc_expr_desugared(Expr::Missing) } - fn make_expr(&mut self, expr: Expr, src: Result<ExprSource, SyntheticSyntax>) -> ExprId { + fn make_expr(&mut self, expr: Expr, src: ExprSource) -> ExprId { let id = self.body.exprs.alloc(expr); self.source_map.expr_map_back.insert(id, src); id @@ -172,14 +172,14 @@ impl ExprCollector<'_> { fn alloc_pat(&mut self, pat: Pat, ptr: PatPtr) -> PatId { let src = self.expander.to_source(ptr); - let id = self.make_pat(pat, Ok(src.clone())); + let id = self.make_pat(pat, src.clone()); self.source_map.pat_map.insert(src, id); id } fn missing_pat(&mut self) -> PatId { - self.make_pat(Pat::Missing, Err(SyntheticSyntax)) + self.body.pats.alloc(Pat::Missing) } - fn make_pat(&mut self, pat: Pat, src: Result<PatSource, SyntheticSyntax>) -> PatId { + fn make_pat(&mut self, pat: Pat, src: PatSource) -> PatId { let id = self.body.pats.alloc(pat); self.source_map.pat_map_back.insert(id, src); id |