Unnamed repository; edit this file 'description' to name the repository.
Make `InlayHint::linked_location` computation lazy
| -rw-r--r-- | crates/ide/src/inlay_hints.rs | 22 | ||||
| -rw-r--r-- | crates/ide/src/inlay_hints/bounds.rs | 32 | ||||
| -rw-r--r-- | crates/ide/src/inlay_hints/chaining.rs | 301 | ||||
| -rw-r--r-- | crates/ide/src/inlay_hints/closing_brace.rs | 6 | ||||
| -rw-r--r-- | crates/ide/src/inlay_hints/closure_captures.rs | 17 | ||||
| -rw-r--r-- | crates/ide/src/inlay_hints/generic_param.rs | 53 | ||||
| -rw-r--r-- | crates/ide/src/inlay_hints/implicit_drop.rs | 29 | ||||
| -rw-r--r-- | crates/ide/src/inlay_hints/param_name.rs | 24 | ||||
| -rw-r--r-- | crates/rust-analyzer/src/lsp/to_proto.rs | 5 |
9 files changed, 285 insertions, 204 deletions
diff --git a/crates/ide/src/inlay_hints.rs b/crates/ide/src/inlay_hints.rs index 94dd90c4aa..405cbf6078 100644 --- a/crates/ide/src/inlay_hints.rs +++ b/crates/ide/src/inlay_hints.rs @@ -300,6 +300,7 @@ pub struct InlayHintsConfig { pub closing_brace_hints_min_lines: Option<usize>, pub fields_to_resolve: InlayFieldsToResolve, } + impl InlayHintsConfig { fn lazy_text_edit(&self, finish: impl FnOnce() -> TextEdit) -> Lazy<TextEdit> { if self.fields_to_resolve.resolve_text_edits { @@ -329,6 +330,19 @@ impl InlayHintsConfig { Lazy::Computed(tooltip) } } + + /// This always reports a resolvable location, so only use this when it is very likely for a + /// location link to actually resolve but where computing `finish` would be costly. + fn lazy_location_opt( + &self, + finish: impl FnOnce() -> Option<FileRange>, + ) -> Option<Lazy<FileRange>> { + if self.fields_to_resolve.resolve_label_location { + Some(Lazy::Lazy) + } else { + finish().map(Lazy::Computed) + } + } } #[derive(Copy, Clone, Debug, PartialEq, Eq)] @@ -509,7 +523,7 @@ impl InlayHintLabel { pub fn simple( s: impl Into<String>, tooltip: Option<Lazy<InlayTooltip>>, - linked_location: Option<FileRange>, + linked_location: Option<Lazy<FileRange>>, ) -> InlayHintLabel { InlayHintLabel { parts: smallvec![InlayHintLabelPart { text: s.into(), linked_location, tooltip }], @@ -593,7 +607,7 @@ pub struct InlayHintLabelPart { /// refers to (not necessarily the location itself). /// When setting this, no tooltip must be set on the containing hint, or VS Code will display /// them both. - pub linked_location: Option<FileRange>, + pub linked_location: Option<Lazy<FileRange>>, /// The tooltip to show when hovering over the inlay hint, this may invoke other actions like /// hover requests to show. pub tooltip: Option<Lazy<InlayTooltip>>, @@ -602,7 +616,7 @@ pub struct InlayHintLabelPart { impl std::hash::Hash for InlayHintLabelPart { fn hash<H: std::hash::Hasher>(&self, state: &mut H) { self.text.hash(state); - self.linked_location.hash(state); + self.linked_location.is_some().hash(state); self.tooltip.is_some().hash(state); } } @@ -663,7 +677,7 @@ impl InlayHintLabelBuilder<'_> { if !text.is_empty() { self.result.parts.push(InlayHintLabelPart { text, - linked_location: self.location.take(), + linked_location: self.location.take().map(Lazy::Computed), tooltip: None, }); } diff --git a/crates/ide/src/inlay_hints/bounds.rs b/crates/ide/src/inlay_hints/bounds.rs index 429ddd31cb..e9b728bcaa 100644 --- a/crates/ide/src/inlay_hints/bounds.rs +++ b/crates/ide/src/inlay_hints/bounds.rs @@ -22,11 +22,7 @@ pub(super) fn hints( return None; } - let linked_location = - famous_defs.core_marker_Sized().and_then(|it| it.try_to_nav(sema.db)).map(|it| { - let n = it.call_site(); - FileRange { file_id: n.file_id, range: n.focus_or_full_range() } - }); + let sized_trait = famous_defs.core_marker_Sized(); for param in params.type_or_const_params() { match param { @@ -48,7 +44,17 @@ pub(super) fn hints( } hint.parts.push(InlayHintLabelPart { text: "Sized".to_owned(), - linked_location, + linked_location: sized_trait.and_then(|it| { + config.lazy_location_opt(|| { + it.try_to_nav(sema.db).map(|it| { + let n = it.call_site(); + FileRange { + file_id: n.file_id, + range: n.focus_or_full_range(), + } + }) + }) + }), tooltip: None, }); if has_bounds { @@ -134,12 +140,14 @@ fn foo<T>() {} InlayHintLabelPart { text: "Sized", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 1, - ), - range: 135..140, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 1, + ), + range: 135..140, + }, + ), ), tooltip: "", }, diff --git a/crates/ide/src/inlay_hints/chaining.rs b/crates/ide/src/inlay_hints/chaining.rs index 7fa7ab1a94..477fb5156b 100644 --- a/crates/ide/src/inlay_hints/chaining.rs +++ b/crates/ide/src/inlay_hints/chaining.rs @@ -81,7 +81,10 @@ mod tests { use crate::{ fixture, - inlay_hints::tests::{check_expect, check_with_config, DISABLED_CONFIG, TEST_CONFIG}, + inlay_hints::{ + tests::{check_expect, check_with_config, DISABLED_CONFIG, TEST_CONFIG}, + Lazy, + }, InlayHintsConfig, }; @@ -99,7 +102,7 @@ mod tests { let (analysis, file_id) = fixture::file(ra_fixture); let mut inlay_hints = analysis.inlay_hints(&config, file_id, None).unwrap(); inlay_hints.iter_mut().flat_map(|hint| &mut hint.label.parts).for_each(|hint| { - if let Some(loc) = &mut hint.linked_location { + if let Some(Lazy::Computed(loc)) = &mut hint.linked_location { loc.range = TextRange::empty(TextSize::from(0)); } }); @@ -134,12 +137,14 @@ fn main() { InlayHintLabelPart { text: "B", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 0, - ), - range: 63..64, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 0, + ), + range: 63..64, + }, + ), ), tooltip: "", }, @@ -151,12 +156,14 @@ fn main() { InlayHintLabelPart { text: "A", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 0, - ), - range: 7..8, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 0, + ), + range: 7..8, + }, + ), ), tooltip: "", }, @@ -213,12 +220,14 @@ fn main() { InlayHintLabelPart { text: "C", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 0, - ), - range: 51..52, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 0, + ), + range: 51..52, + }, + ), ), tooltip: "", }, @@ -230,12 +239,14 @@ fn main() { InlayHintLabelPart { text: "B", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 0, - ), - range: 29..30, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 0, + ), + range: 29..30, + }, + ), ), tooltip: "", }, @@ -276,12 +287,14 @@ fn main() { InlayHintLabelPart { text: "C", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 0, - ), - range: 51..52, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 0, + ), + range: 51..52, + }, + ), ), tooltip: "", }, @@ -293,12 +306,14 @@ fn main() { InlayHintLabelPart { text: "B", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 0, - ), - range: 29..30, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 0, + ), + range: 29..30, + }, + ), ), tooltip: "", }, @@ -340,12 +355,14 @@ fn main() { InlayHintLabelPart { text: "B", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 0, - ), - range: 23..24, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 0, + ), + range: 23..24, + }, + ), ), tooltip: "", }, @@ -353,12 +370,14 @@ fn main() { InlayHintLabelPart { text: "X", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 0, - ), - range: 55..56, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 0, + ), + range: 55..56, + }, + ), ), tooltip: "", }, @@ -371,12 +390,14 @@ fn main() { InlayHintLabelPart { text: "A", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 0, - ), - range: 7..8, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 0, + ), + range: 7..8, + }, + ), ), tooltip: "", }, @@ -384,12 +405,14 @@ fn main() { InlayHintLabelPart { text: "X", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 0, - ), - range: 55..56, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 0, + ), + range: 55..56, + }, + ), ), tooltip: "", }, @@ -435,12 +458,14 @@ fn main() { InlayHintLabelPart { text: "Iterator", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 1, - ), - range: 0..0, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 1, + ), + range: 0..0, + }, + ), ), tooltip: "", }, @@ -448,12 +473,14 @@ fn main() { InlayHintLabelPart { text: "Item", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 1, - ), - range: 0..0, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 1, + ), + range: 0..0, + }, + ), ), tooltip: "", }, @@ -467,12 +494,14 @@ fn main() { InlayHintLabelPart { text: "Iterator", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 1, - ), - range: 0..0, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 1, + ), + range: 0..0, + }, + ), ), tooltip: "", }, @@ -480,12 +509,14 @@ fn main() { InlayHintLabelPart { text: "Item", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 1, - ), - range: 0..0, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 1, + ), + range: 0..0, + }, + ), ), tooltip: "", }, @@ -499,12 +530,14 @@ fn main() { InlayHintLabelPart { text: "Iterator", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 1, - ), - range: 0..0, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 1, + ), + range: 0..0, + }, + ), ), tooltip: "", }, @@ -512,12 +545,14 @@ fn main() { InlayHintLabelPart { text: "Item", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 1, - ), - range: 0..0, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 1, + ), + range: 0..0, + }, + ), ), tooltip: "", }, @@ -531,12 +566,14 @@ fn main() { InlayHintLabelPart { text: "MyIter", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 0, - ), - range: 0..0, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 0, + ), + range: 0..0, + }, + ), ), tooltip: "", }, @@ -577,12 +614,14 @@ fn main() { InlayHintLabelPart { text: "Struct", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 0, - ), - range: 7..13, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 0, + ), + range: 7..13, + }, + ), ), tooltip: "", }, @@ -594,12 +633,14 @@ fn main() { InlayHintLabelPart { text: "Struct", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 0, - ), - range: 7..13, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 0, + ), + range: 7..13, + }, + ), ), tooltip: "", }, @@ -611,12 +652,14 @@ fn main() { InlayHintLabelPart { text: "Struct", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 0, - ), - range: 7..13, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 0, + ), + range: 7..13, + }, + ), ), tooltip: "", }, @@ -628,12 +671,14 @@ fn main() { InlayHintLabelPart { text: "self", linked_location: Some( - FileRangeWrapper { - file_id: FileId( - 0, - ), - range: 42..46, - }, + Computed( + FileRangeWrapper { + file_id: FileId( + 0, + ), + range: 42..46, + }, + ), ), tooltip: "", }, diff --git a/crates/ide/src/inlay_hints/closing_brace.rs b/crates/ide/src/inlay_hints/closing_brace.rs index 90b8be64a4..64f1f83d3f 100644 --- a/crates/ide/src/inlay_hints/closing_brace.rs +++ b/crates/ide/src/inlay_hints/closing_brace.rs @@ -11,7 +11,9 @@ use syntax::{ match_ast, SyntaxKind, SyntaxNode, T, }; -use crate::{InlayHint, InlayHintLabel, InlayHintPosition, InlayHintsConfig, InlayKind}; +use crate::{ + inlay_hints::Lazy, InlayHint, InlayHintLabel, InlayHintPosition, InlayHintsConfig, InlayKind, +}; pub(super) fn hints( acc: &mut Vec<InlayHint>, @@ -141,7 +143,7 @@ pub(super) fn hints( acc.push(InlayHint { range: closing_token.text_range(), kind: InlayKind::ClosingBrace, - label: InlayHintLabel::simple(label, None, linked_location), + label: InlayHintLabel::simple(label, None, linked_location.map(Lazy::Computed)), text_edit: None, position: InlayHintPosition::After, pad_left: true, diff --git a/crates/ide/src/inlay_hints/closure_captures.rs b/crates/ide/src/inlay_hints/closure_captures.rs index 906f2acf0c..3e91618d08 100644 --- a/crates/ide/src/inlay_hints/closure_captures.rs +++ b/crates/ide/src/inlay_hints/closure_captures.rs @@ -53,10 +53,6 @@ pub(super) fn hints( let last = captures.len() - 1; for (idx, capture) in captures.into_iter().enumerate() { let local = capture.local(); - let source = local.primary_source(sema.db); - - // force cache the source file, otherwise sema lookup will potentially panic - _ = sema.parse_or_expand(source.file()); let label = format!( "{}{}", @@ -73,8 +69,17 @@ pub(super) fn hints( } hint.label.append_part(InlayHintLabelPart { text: label, - linked_location: source.name().and_then(|name| { - name.syntax().original_file_range_opt(sema.db).map(TupleExt::head).map(Into::into) + linked_location: config.lazy_location_opt(|| { + let source = local.primary_source(sema.db); + + // force cache the source file, otherwise sema lookup will potentially panic + _ = sema.parse_or_expand(source.file()); + source.name().and_then(|name| { + name.syntax() + .original_file_range_opt(sema.db) + .map(TupleExt::head) + .map(Into::into) + }) }), tooltip: None, }); diff --git a/crates/ide/src/inlay_hints/generic_param.rs b/crates/ide/src/inlay_hints/generic_param.rs index 13055757ba..762a4c2655 100644 --- a/crates/ide/src/inlay_hints/generic_param.rs +++ b/crates/ide/src/inlay_hints/generic_param.rs @@ -47,6 +47,18 @@ pub(crate) fn hints( return None; } + let allowed = match (param, &arg) { + (hir::GenericParam::TypeParam(_), ast::GenericArg::TypeArg(_)) => type_hints, + (hir::GenericParam::ConstParam(_), ast::GenericArg::ConstArg(_)) => const_hints, + (hir::GenericParam::LifetimeParam(_), ast::GenericArg::LifetimeArg(_)) => { + lifetime_hints + } + _ => false, + }; + if !allowed { + return None; + } + let param_name = param.name(sema.db); let should_hide = { @@ -60,34 +72,27 @@ pub(crate) fn hints( let range = sema.original_range_opt(arg.syntax())?.range; - let source_syntax = match param { - hir::GenericParam::TypeParam(it) => { - if !type_hints || !matches!(arg, ast::GenericArg::TypeArg(_)) { - return None; - } - sema.source(it.merge()).map(|it| it.value.syntax().clone()) - } - hir::GenericParam::ConstParam(it) => { - if !const_hints || !matches!(arg, ast::GenericArg::ConstArg(_)) { - return None; - } - let syntax = sema.source(it.merge())?.value.syntax().clone(); - let const_param = ast::ConstParam::cast(syntax)?; - const_param.name().map(|it| it.syntax().clone()) - } - hir::GenericParam::LifetimeParam(it) => { - if !lifetime_hints || !matches!(arg, ast::GenericArg::LifetimeArg(_)) { - return None; - } - sema.source(it).map(|it| it.value.syntax().clone()) - } - }; - let linked_location = source_syntax.and_then(|it| sema.original_range_opt(&it)); let colon = if config.render_colons { ":" } else { "" }; let label = InlayHintLabel::simple( format!("{}{colon}", param_name.display(sema.db, krate.edition(sema.db))), None, - linked_location.map(Into::into), + config.lazy_location_opt(|| { + let source_syntax = match param { + hir::GenericParam::TypeParam(it) => { + sema.source(it.merge()).map(|it| it.value.syntax().clone()) + } + hir::GenericParam::ConstParam(it) => { + let syntax = sema.source(it.merge())?.value.syntax().clone(); + let const_param = ast::ConstParam::cast(syntax)?; + const_param.name().map(|it| it.syntax().clone()) + } + hir::GenericParam::LifetimeParam(it) => { + sema.source(it).map(|it| it.value.syntax().clone()) + } + }; + let linked_location = source_syntax.and_then(|it| sema.original_range_opt(&it)); + linked_location.map(Into::into) + }), ); Some(InlayHint { diff --git a/crates/ide/src/inlay_hints/implicit_drop.rs b/crates/ide/src/inlay_hints/implicit_drop.rs index 1358d3722f..27c7c3d498 100644 --- a/crates/ide/src/inlay_hints/implicit_drop.rs +++ b/crates/ide/src/inlay_hints/implicit_drop.rs @@ -49,7 +49,7 @@ pub(super) fn hints( if mir.locals[place.local].ty.adt_id(ChalkTyInterner).is_none() { continue; // Arguably only ADTs have significant drop impls } - let Some(binding) = local_to_binding.get(place.local) else { + let Some(&binding_idx) = local_to_binding.get(place.local) else { continue; // Ignore temporary values }; let range = match terminator.span { @@ -91,25 +91,26 @@ pub(super) fn hints( }, MirSpan::Unknown => continue, }; - let binding_source = source_map - .patterns_for_binding(*binding) - .first() - .and_then(|d| source_map.pat_syntax(*d).ok()) - .and_then(|d| { - Some(FileRange { - file_id: d.file_id.file_id()?.into(), - range: d.value.text_range(), - }) - }); - let binding = &hir.bindings[*binding]; + let binding = &hir.bindings[binding_idx]; let name = binding.name.display_no_db(file_id.edition()).to_smolstr(); if name.starts_with("<ra@") { continue; // Ignore desugared variables } let mut label = InlayHintLabel::simple( name, - Some(config.lazy_tooltip(|| crate::InlayTooltip::String("moz".into()))), - binding_source, + None, + config.lazy_location_opt(|| { + source_map + .patterns_for_binding(binding_idx) + .first() + .and_then(|d| source_map.pat_syntax(*d).ok()) + .and_then(|d| { + Some(FileRange { + file_id: d.file_id.file_id()?.into(), + range: d.value.text_range(), + }) + }) + }), ); label.prepend_str("drop("); label.append_str(")"); diff --git a/crates/ide/src/inlay_hints/param_name.rs b/crates/ide/src/inlay_hints/param_name.rs index ac137d97d8..8f01b1bd38 100644 --- a/crates/ide/src/inlay_hints/param_name.rs +++ b/crates/ide/src/inlay_hints/param_name.rs @@ -43,23 +43,21 @@ pub(super) fn hints( !should_hide_param_name_hint(sema, &callable, param_name.as_str(), arg) }) .map(|(param, param_name, _, hir::FileRange { range, .. })| { - let linked_location = (|| { - let source = sema.source(param)?; - let name_syntax = match source.value.as_ref() { - Either::Left(pat) => pat.name(), - Either::Right(param) => match param.pat()? { - ast::Pat::IdentPat(it) => it.name(), - _ => None, - }, - }?; - sema.original_range_opt(name_syntax.syntax()) - })(); - let colon = if config.render_colons { ":" } else { "" }; let label = InlayHintLabel::simple( format!("{}{colon}", param_name.display(sema.db, krate.edition(sema.db))), None, - linked_location.map(Into::into), + config.lazy_location_opt(|| { + let source = sema.source(param)?; + let name_syntax = match source.value.as_ref() { + Either::Left(pat) => pat.name(), + Either::Right(param) => match param.pat()? { + ast::Pat::IdentPat(it) => it.name(), + _ => None, + }, + }?; + sema.original_range_opt(name_syntax.syntax()).map(Into::into) + }), ); InlayHint { range, diff --git a/crates/rust-analyzer/src/lsp/to_proto.rs b/crates/rust-analyzer/src/lsp/to_proto.rs index a5516e7f9d..4947576f19 100644 --- a/crates/rust-analyzer/src/lsp/to_proto.rs +++ b/crates/rust-analyzer/src/lsp/to_proto.rs @@ -684,7 +684,10 @@ fn inlay_hint_label( *something_to_resolve |= part.linked_location.is_some(); None } else { - part.linked_location.map(|range| location(snap, range)).transpose()? + part.linked_location + .and_then(|it| it.computed()) + .map(|range| location(snap, range)) + .transpose()? }; Ok(lsp_types::InlayHintLabelPart { value: part.text, |