+

+[COMMIT_EDITMSG]

+max_line_length = unset

+ - 'crates/tt/**'

+ proc-macro-srv:

+ if: github.repository == 'rust-lang/rust-analyzer' && needs.changes.outputs.proc_macros == 'true'

+ name: proc-macro-srv

+ runs-on: ubuntu-latest

+ steps:

+ - name: Checkout repository

+ uses: actions/checkout@v4

+ with:

+ ref: ${{ github.event.pull_request.head.sha }}

+

+ - name: Install Rust toolchain

+ run: |

+ rustup update --no-self-update nightly

+ rustup default nightly

+ rustup component add --toolchain nightly rust-src rustfmt

+ # https://github.com/actions-rust-lang/setup-rust-toolchain/blob/main/rust.json

+ - name: Install Rust Problem Matcher

+ if: matrix.os == 'ubuntu-latest'

+ run: echo "::add-matcher::.github/rust.json"

+

+ - name: Cache Dependencies

+ uses: Swatinem/rust-cache@9bdad043e88c75890e36ad3bbc8d27f0090dd609

+

+ - name: Bump opt-level

+ if: matrix.os == 'ubuntu-latest'

+ run: sed -i '/\[profile.dev]/a opt-level=1' Cargo.toml

+

+ - name: Test

+ run: cargo test --features sysroot-abi -p rust-analyzer -p proc-macro-srv -p proc-macro-srv-cli -p proc-macro-api -- --quiet

+

+ rust:

+ rustup update --no-self-update stable

+ rustup default stable

+ rustup component add --toolchain stable rust-src

+ rustup toolchain install nightly --profile minimal --component rustfmt

+ run: cargo test --no-run --locked

+ run: cargo build --quiet

+ run: cargo test -- --quiet

+ if: github.repository == 'rust-lang/rust-analyzer' && needs.changes.outputs.typescript == 'true'

+ if: matrix.os == 'ubuntu-latest'

+ if: matrix.os == 'ubuntu-latest'

+ if: matrix.os == 'windows-latest'

+ needs: [rust, rust-cross, typescript, typo-check, proc-macro-srv]

+ # Check if all jobs that we depend on (in the needs array) were successful (or have been skipped).

+ jq --exit-status 'all(.result == "success" or .result == "skipped")' <<< '${{ toJson(needs) }}'

+version = "0.100.0"

+checksum = "ab2d131019373f0d0d1f2af0abd4f719739f6583c1b33965112455f643a910af"

+version = "0.100.0"

+checksum = "4f114996bda14c0213f014a4ef31a7867dcf5f539a3900477fc6b20138e7a17b"

+version = "0.100.0"

+checksum = "551e956e031c09057c7b21f17d48d91de99c9b6b6e34bceaf5e7202d71021268"

+version = "0.100.0"

+checksum = "cd7ca50181156ce649efe8e5dd00580f573651554e4dcd11afa4e2ac93f53324"

+version = "0.100.0"

+checksum = "f1651b0f7e8c3eb7c27a88f39d277e69c32bfe58e3be174d286c1a24d6a7a4d8"

+version = "0.100.0"

+checksum = "2bcd85e93dc0ea850bcfe7957a115957df799ccbc9eea488bdee5ec6780d212b"

+version = "0.100.0"

+checksum = "62b295fc0640cd9fe0ecab872ee4a17a96f90a3998ec9f0c4765e9b8415c12cc"

+version = "0.100.0"

+checksum = "c675f4257023aa933882906f13802cae287e88cc39ab13cbb96809083db0c801"

+version = "0.100.0"

+checksum = "c8358702c2a510ea84ba5801ddc047d9ad9520902cfb0e6173277610cdce2c9c"

+version = "0.100.0"

+checksum = "b98f402011d46732c35c47bfd111dec0495747fef2ec900ddee7fe15d78449a7"

+version = "0.100.0"

+checksum = "bef3ff73fa4653252ffe1d1e9177a446f49ef46d97140e4816b7ff2dad59ed53"

+ra-ap-rustc_hashes = { version = "0.100", default-features = false }

+ra-ap-rustc_lexer = { version = "0.100", default-features = false }

+ra-ap-rustc_parse_format = { version = "0.100", default-features = false }

+ra-ap-rustc_index = { version = "0.100", default-features = false }

+ra-ap-rustc_abi = { version = "0.100", default-features = false }

+ra-ap-rustc_pattern_analysis = { version = "0.100", default-features = false }

+chalk-solve = { version = "0.100.0", default-features = false }

+chalk-ir = "0.100.0"

+chalk-recursive = { version = "0.100.0", default-features = false }

+chalk-derive = "0.100.0"

+impl PartialOrd for CfgAtom {

+ fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {

+ Some(self.cmp(other))

+ }

+}

+

+impl Ord for CfgAtom {

+ fn cmp(&self, other: &Self) -> std::cmp::Ordering {

+ match (self, other) {

+ (CfgAtom::Flag(a), CfgAtom::Flag(b)) => a.as_str().cmp(b.as_str()),

+ (CfgAtom::Flag(_), CfgAtom::KeyValue { .. }) => std::cmp::Ordering::Less,

+ (CfgAtom::KeyValue { .. }, CfgAtom::Flag(_)) => std::cmp::Ordering::Greater,

+ (CfgAtom::KeyValue { key, value }, CfgAtom::KeyValue { key: key2, value: value2 }) => {

+ key.as_str().cmp(key2.as_str()).then(value.as_str().cmp(value2.as_str()))

+ }

+ }

+ }

+}

+

+ res.enabled.sort_unstable();

+ res.disabled.sort_unstable();

+ diff.enable.sort_unstable();

+ diff.disable.sort_unstable();

+ /// Create a new CfgDiff.

+ pub fn new(mut enable: Vec<CfgAtom>, mut disable: Vec<CfgAtom>) -> CfgDiff {

+ enable.sort();

+ enable.dedup();

+ disable.sort();

+ disable.dedup();

+ for i in (0..enable.len()).rev() {

+ if let Some(j) = disable.iter().position(|atom| *atom == enable[i]) {

+ enable.remove(i);

+ disable.remove(j);

+ }

+ CfgDiff { enable, disable }

+const _: [(); 24] = [(); size_of::<TypeBound>()];

+fn f1() { m1!(x); }

+fn f2() { m2!(x }

+fn f1() { (x); }

+fn f2() { /* error: expected ident */ }

+ /// `Path::Normal` will always have either generics or type anchor.

+ if type_anchor.is_none() && qualifier_generic_args.iter().all(|it| it.is_none()) {

+ Some(Path::BarePath(qualifier_mod_path))

+ } else {

+ Some(Path::Normal(NormalPath::new(

+ type_anchor,

+ qualifier_mod_path,

+ qualifier_generic_args.iter().cloned(),

+ )))

+ }

+use intern::{sym, Symbol};

+use span::SyntaxContextId;

+ let mut hygiene_info = hygiene_info(db, hygiene_id);

+ handle_macro_def_scope(db, &mut hygiene_id, &mut hygiene_info, macro_id)

+ /// Checks if we rename `renamed` (currently named `current_name`) to `new_name`, will the meaning of this reference

+ /// (that contains `current_name` path) change from `renamed` to some another variable (returned as `Some`).

+ pub fn rename_will_conflict_with_another_variable(

+ &self,

+ db: &dyn DefDatabase,

+ current_name: &Name,

+ current_name_as_path: &ModPath,

+ mut hygiene_id: HygieneId,

+ new_name: &Symbol,

+ to_be_renamed: BindingId,

+ ) -> Option<BindingId> {

+ let mut hygiene_info = hygiene_info(db, hygiene_id);

+ let mut will_be_resolved_to = None;

+ for scope in self.scopes() {

+ match scope {

+ Scope::ExprScope(scope) => {

+ for entry in scope.expr_scopes.entries(scope.scope_id) {

+ if entry.hygiene() == hygiene_id {

+ if entry.binding() == to_be_renamed {

+ // This currently resolves to our renamed variable, now `will_be_resolved_to`

+ // contains `Some` if the meaning will change or `None` if not.

+ return will_be_resolved_to;

+ } else if entry.name().symbol() == new_name {

+ will_be_resolved_to = Some(entry.binding());

+ }

+ }

+ }

+ }

+ Scope::MacroDefScope(macro_id) => {

+ handle_macro_def_scope(db, &mut hygiene_id, &mut hygiene_info, macro_id)

+ }

+ Scope::GenericParams { params, def } => {

+ if params.find_const_by_name(current_name, *def).is_some() {

+ // It does not resolve to our renamed variable.

+ return None;

+ }

+ }

+ Scope::AdtScope(_) | Scope::ImplDefScope(_) => continue,

+ Scope::BlockScope(m) => {

+ if m.resolve_path_in_value_ns(db, current_name_as_path).is_some() {

+ // It does not resolve to our renamed variable.

+ return None;

+ }

+ }

+ }

+ }

+ // It does not resolve to our renamed variable.

+ None

+ }

+

+ /// Checks if we rename `renamed` to `name`, will the meaning of this reference (that contains `name` path) change

+ /// from some other variable (returned as `Some`) to `renamed`.

+ pub fn rename_will_conflict_with_renamed(

+ &self,

+ db: &dyn DefDatabase,

+ name: &Name,

+ name_as_path: &ModPath,

+ mut hygiene_id: HygieneId,

+ to_be_renamed: BindingId,

+ ) -> Option<BindingId> {

+ let mut hygiene_info = hygiene_info(db, hygiene_id);

+ let mut will_resolve_to_renamed = false;

+ for scope in self.scopes() {

+ match scope {

+ Scope::ExprScope(scope) => {

+ for entry in scope.expr_scopes.entries(scope.scope_id) {

+ if entry.binding() == to_be_renamed {

+ will_resolve_to_renamed = true;

+ } else if entry.hygiene() == hygiene_id && entry.name() == name {

+ if will_resolve_to_renamed {

+ // This will resolve to the renamed variable before it resolves to the original variable.

+ return Some(entry.binding());

+ } else {

+ // This will resolve to the original variable.

+ return None;

+ }

+ }

+ }

+ }

+ Scope::MacroDefScope(macro_id) => {

+ handle_macro_def_scope(db, &mut hygiene_id, &mut hygiene_info, macro_id)

+ }

+ Scope::GenericParams { params, def } => {

+ if params.find_const_by_name(name, *def).is_some() {

+ // Here and below, it might actually resolve to our renamed variable - in which case it'll

+ // hide the generic parameter or some other thing (not a variable). We don't check for that

+ // because due to naming conventions, it is rare that variable will shadow a non-variable.

+ return None;

+ }

+ }

+ Scope::AdtScope(_) | Scope::ImplDefScope(_) => continue,

+ Scope::BlockScope(m) => {

+ if m.resolve_path_in_value_ns(db, name_as_path).is_some() {

+ return None;

+ }

+ }

+ }

+ }

+ None

+ }

+

+#[inline]

+fn handle_macro_def_scope(

+ db: &dyn DefDatabase,

+ hygiene_id: &mut HygieneId,

+ hygiene_info: &mut Option<(SyntaxContextId, MacroDefId)>,

+ macro_id: &MacroDefId,

+) {

+ if let Some((parent_ctx, label_macro_id)) = hygiene_info {

+ if label_macro_id == macro_id {

+ // A macro is allowed to refer to variables from before its declaration.

+ // Therefore, if we got to the rib of its declaration, give up its hygiene

+ // and use its parent expansion.

+ let parent_ctx = db.lookup_intern_syntax_context(*parent_ctx);

+ *hygiene_id = HygieneId::new(parent_ctx.opaque_and_semitransparent);

+ *hygiene_info = parent_ctx.outer_expn.map(|expansion| {

+ let expansion = db.lookup_intern_macro_call(expansion);

+ (parent_ctx.parent, expansion.def)

+ });

+ }

+ }

+}

+

+#[inline]

+fn hygiene_info(

+ db: &dyn DefDatabase,

+ hygiene_id: HygieneId,

+) -> Option<(SyntaxContextId, MacroDefId)> {

+ if !hygiene_id.is_root() {

+ let ctx = hygiene_id.lookup(db);

+ ctx.outer_expn.map(|expansion| {

+ let expansion = db.lookup_intern_macro_call(expansion);

+ (ctx.parent, expansion.def)

+ })

+ } else {

+ None

+ }

+}

+

+ // fixup should only create matching delimiters, but proc macros

+ // could just copy the span to one of the delimiters. We don't want

+ // to leak the dummy ID, so we remove both.

+ // the fixed-up tree should not contain braces as punct

+ // FIXME: should probably instead check that it's a valid punctuation character

+ for x in tt.token_trees().flat_tokens() {

+ match x {

+ ::tt::TokenTree::Leaf(::tt::Leaf::Punct(punct)) => {

+ assert!(!matches!(punct.char, '{' | '}' | '(' | ')' | '[' | ']'))

+ }

+ _ => (),

+ }

+ }

+

+fn foo () {for _ in __ra_fixup {}}

+fn foo () {for bar in qux {}}

+fn foo () {match __ra_fixup {}}

+fn foo () {match __ra_fixup {}}

+fn foo () {if a {}}

+fn foo () {if __ra_fixup {}}

+fn foo () {if __ra_fixup {} {}}

+fn foo () {while __ra_fixup {}}

+fn foo () {while foo {}}

+fn foo () {loop {}}

+fn foo () {foo (a)}

+fn foo () {bar . foo (a)}

+pub use intern;

+

+ $crate::name::Name::new_symbol_root($crate::intern::sym::$start.clone()), $($crate::name::Name::new_symbol_root($crate::intern::sym::$seg.clone()),)*

+ $crate::name::Name::new_symbol_root($crate::intern::sym::rust_analyzer.clone()), $crate::name::Name::new_symbol_root($crate::intern::sym::$start.clone()), $($crate::name::Name::new_symbol_root($crate::intern::sym::$seg.clone()),)*

+ LangItem::AsyncFn => WellKnownTrait::AsyncFn,

+ LangItem::AsyncFnMut => WellKnownTrait::AsyncFnMut,

+ LangItem::AsyncFnOnce => WellKnownTrait::AsyncFnOnce,

+ LangItem::Future => WellKnownTrait::Future,

+ WellKnownTrait::AsyncFn => LangItem::AsyncFn,

+ WellKnownTrait::AsyncFnMut => LangItem::AsyncFnMut,

+ WellKnownTrait::AsyncFnOnce => LangItem::AsyncFnOnce,

+ WellKnownTrait::Future => LangItem::Future,

+ db::HirDatabase, display::DisplayTarget, generics::Generics, infer::InferenceContext,

+ lower::ParamLoweringMode, mir::monomorphize_mir_body_bad, to_placeholder_idx, Const, ConstData,

+ ConstScalar, ConstValue, GenericArg, Interner, MemoryMap, Substitution, TraitEnvironment, Ty,

+ TyBuilder,

+ display_target: DisplayTarget,

+ ConstEvalError::MirLowerError(e) => {

+ e.pretty_print(f, db, span_formatter, display_target)

+ }

+ ConstEvalError::MirEvalError(e) => {

+ e.pretty_print(f, db, span_formatter, display_target)

+ }

+ consteval::try_const_usize, db::HirDatabase, display::DisplayTarget, mir::pad16,

+ test_db::TestDB, Const, ConstScalar, Interner, MemoryMap,

+ let display_target = DisplayTarget::from_crate(

+ &db,

+ *db.crate_graph().crates_in_topological_order().last().unwrap(),

+ );

+ ConstEvalError::MirLowerError(e) => {

+ e.pretty_print(&mut err, &db, span_formatter, display_target)

+ }

+ ConstEvalError::MirEvalError(e) => {

+ e.pretty_print(&mut err, &db, span_formatter, display_target)

+ }

+ let f = || size_of::<T>();

+ unsafe_check::{

+ missing_unsafe, unsafe_operations, unsafe_operations_for_body, InsideUnsafeBlock,

+ UnsafetyReason,

+ },

+ display::{DisplayTarget, HirDisplay},

+ struct DisplayWitness<'a, 'p>(&'a WitnessPat<'p>, &'a MatchCheckCtx<'p>, DisplayTarget);

+ let DisplayWitness(witness, cx, display_target) = *self;

+ write!(f, "{}", pat.display(cx.db, display_target))

+ let display_target = DisplayTarget::from_crate(cx.db, krate);

+ format!("type `{}` is non-empty", scrut_ty.display(cx.db, display_target))

+ let pat_display = |witness| DisplayWitness(witness, cx, display_target);

+pub fn unsafe_operations_for_body(

+ db: &dyn HirDatabase,

+ infer: &InferenceResult,

+ def: DefWithBodyId,

+ body: &Body,

+ callback: &mut dyn FnMut(ExprOrPatId),

+) {

+ let mut visitor_callback = |diag| {

+ if let UnsafeDiagnostic::UnsafeOperation { node, .. } = diag {

+ callback(node);

+ }

+ };

+ let mut visitor = UnsafeVisitor::new(db, infer, body, def, &mut visitor_callback);

+ visitor.walk_expr(body.body_expr);

+ for &param in &body.params {

+ visitor.walk_pat(param);

+ }

+}

+

+pub fn unsafe_operations(

+ Expr::Unsafe { statements, .. } => {

+ let old_inside_unsafe_block =

+ mem::replace(&mut self.inside_unsafe_block, InsideUnsafeBlock::Yes);

+ self.walk_pats_top(

+ statements.iter().filter_map(|statement| match statement {

+ &Statement::Let { pat, .. } => Some(pat),

+ _ => None,

+ }),

+ current,

+ );

+ self.body.walk_child_exprs_without_pats(current, |child| self.walk_expr(child));

+ self.inside_unsafe_block = old_inside_unsafe_block;

+ return;

+ }

+ mem,

+ infer::normalize,

+ display_kind: DisplayKind,

+ display_kind: DisplayKind,

+ !matches!(display_kind, DisplayKind::SourceCode { .. }),

+ display_kind,

+ display_target: DisplayTarget,

+ display_target,

+ display_kind: DisplayKind::Diagnostics,

+ display_target: DisplayTarget,

+ display_target,

+ display_kind: DisplayKind::Diagnostics,

+ display_target: DisplayTarget,

+ display_target,

+ display_kind: DisplayKind::Diagnostics,

+ display_target: DisplayTarget::from_crate(db, module_id.krate()),

+ display_kind: DisplayKind::SourceCode { target_module_id: module_id, allow_opaque },

+ fn display_test<'a>(

+ &'a self,

+ db: &'a dyn HirDatabase,

+ display_target: DisplayTarget,

+ ) -> HirDisplayWrapper<'a, Self>

+ display_target,

+ display_kind: DisplayKind::Test,

+ display_target: DisplayTarget,

+ display_target,

+ display_kind: DisplayKind::Diagnostics,

+ pub fn krate(&self) -> CrateId {

+ self.display_target.krate

+ }

+

+ self.display_target.edition

+#[derive(Debug, Clone, Copy)]

+pub struct DisplayTarget {

+ krate: CrateId,

+ pub edition: Edition,

+}

+

+impl DisplayTarget {

+ pub fn from_crate(db: &dyn HirDatabase, krate: CrateId) -> Self {

+ let edition = db.crate_graph()[krate].edition;

+ Self { krate, edition }

+ }

+}

+

+pub enum DisplayKind {

+ Diagnostics,

+ SourceCode { target_module_id: ModuleId, allow_opaque: bool },

+impl DisplayKind {

+ display_kind: DisplayKind,

+ display_kind: self.display_kind,

+ if !f.display_kind.is_source_code() {

+ let trait_env = TraitEnvironment::empty(f.krate());

+ let ty = normalize(f.db, trait_env.clone(), ty.clone());

+ if f.display_kind.is_source_code() {

+ match f.display_kind {

+ DisplayKind::Diagnostics { .. } | DisplayKind::Test { .. } => {

+ DisplayKind::SourceCode { target_module_id: module_id, allow_opaque: _ } => {

+ if f.display_kind.is_test() {

+ if !f.display_kind.allows_opaque() {

+ if f.display_kind.is_source_code() {

+ if !f.display_kind.allows_opaque() {

+ if !f.display_kind.allows_opaque() {

+ if f.display_kind.is_source_code() {

+ if f.display_kind.is_source_code() {

+ if f.display_kind.is_source_code() || f.omit_verbose_types() {

+ _ if f.display_kind.is_source_code() => write!(f, "'_"),

+ Float, Integer, LayoutCalculator, LayoutCalculatorError, LayoutData, Primitive,

+ ReprOptions, Scalar, StructKind, TargetDataLayout, WrappingRange,

+ chalk_ir::Scalar::Int(i) => Layout::scalar(

+ scalar_unit(

+ dl,

+ Primitive::Int(

+ match i {

+ IntTy::Isize => dl.ptr_sized_integer(),

+ IntTy::I8 => Integer::I8,

+ IntTy::I16 => Integer::I16,

+ IntTy::I32 => Integer::I32,

+ IntTy::I64 => Integer::I64,

+ IntTy::I128 => Integer::I128,

+ },

+ true,

+ ),

+ ),

+ chalk_ir::Scalar::Uint(i) => Layout::scalar(

+ scalar_unit(

+ dl,

+ Primitive::Int(

+ match i {

+ UintTy::Usize => dl.ptr_sized_integer(),

+ UintTy::U8 => Integer::I8,

+ UintTy::U16 => Integer::I16,

+ UintTy::U32 => Integer::I32,

+ UintTy::U64 => Integer::I64,

+ UintTy::U128 => Integer::I128,

+ },

+ false,

+ ),

+ ),

+ chalk_ir::Scalar::Float(f) => Layout::scalar(

+ scalar_unit(

+ dl,

+ Primitive::Float(match f {

+ FloatTy::F16 => Float::F16,

+ FloatTy::F32 => Float::F32,

+ FloatTy::F64 => Float::F64,

+ FloatTy::F128 => Float::F128,

+ }),

+ ),

+ ),

+ // Usually we should not try to normalize `TyKind::AssociatedType`, but layout calculation is used

+ // in monomorphized MIR where this is okay. If outside monomorphization, this will lead to cycle,

+ // which we will recover from with an error.

+ struct SimdType([i64; 2]);

+ consteval::unknown_const,

+ db::HirDatabase,

+ display::{DisplayTarget, HirDisplay},

+ generics::Generics,

+ display_target: DisplayTarget,

+ Some(make::expr_const_value(konst.display(db, display_target).to_string().as_str()))

+ display::{DisplayTarget, HirDisplay},

+ base.display(db, DisplayTarget::from_crate(db, krate))

+ display::DisplayTarget,

+ body.pretty_print(

+ db,

+ DisplayTarget::from_crate(db, body.owner.krate(db.upcast()))

+ )

+use span::FileId;

+ display::{ClosureStyle, DisplayTarget, HirDisplay},

+ fn to_bytes(&self) -> [u8; size_of::<usize>()] {

+ display_target: DisplayTarget,

+ function_name.name.display(db.upcast(), display_target.edition),

+ ty.display(db, display_target).with_closure_style(ClosureStyle::ClosureWithId)

+ .display(db, display_target)

+ ItemContainerId::TraitId(it) => Some(

+ db.trait_data(it)

+ .name

+ .display(db.upcast(), display_target.edition)

+ .to_string(),

+ ),

+ function_name.name.display(db.upcast(), display_target.edition),

+ err.pretty_print(f, db, span_formatter, display_target)?;

+ display_target,

+ if evaluator.ptr_size() != size_of::<usize>() {

+ display::DisplayTarget,

+ ty.display(self.db, DisplayTarget::from_crate(self.db, krate)).to_string()

+use crate::display::DisplayTarget;

+ let krate = db.module_for_file(file_id).krate();

+ e.pretty_print(&mut err, &db, span_formatter, DisplayTarget::from_crate(&db, krate))

+ .unwrap();

+use base_db::{ra_salsa::Cycle, CrateId};

+ display::{hir_display_with_types_map, DisplayTarget, HirDisplay},

+ display_target: DisplayTarget,

+ e.pretty_print(f, db, span_formatter, display_target)?

+ e.pretty_print(f, db, span_formatter, display_target)?

+ body.pretty_print_expr(db.upcast(), *owner, *it, display_target.edition)

+ e.expected.display(db, display_target),

+ e.actual.display(db, display_target),

+ param

+ .name()

+ .unwrap_or(&Name::missing())

+ .display(db.upcast(), display_target.edition)

+ write!(f, " {},", g.display(db, display_target))?;

+ display_target: DisplayTarget,

+ hir_display_with_types_map(p, types_map).display(db, display_target).to_string(),

+ DisplayTarget::from_crate(self.db, self.krate()),

+ .display(self.db, self.display_target())

+ let owner = self.owner;

+ let db = self.db;

+ let unresolved_name = || {

+ MirLowerError::unresolved_path(

+ self.db,

+ c,

+ DisplayTarget::from_crate(db, owner.krate(db.upcast())),

+ &self.body.types,

+ )

+ };

+ const USIZE_SIZE: usize = size_of::<usize>();

+ self.db.crate_graph()[self.krate()].edition

+ }

+

+ fn krate(&self) -> CrateId {

+ self.owner.krate(self.db.upcast())

+ }

+

+ fn display_target(&self) -> DisplayTarget {

+ DisplayTarget::from_crate(self.db, self.krate())

+ MirLowerError::unresolved_path(

+ self.db,

+ p,

+ self.display_target(),

+ &self.body.types,

+ )

+ display::{ClosureStyle, DisplayTarget, HirDisplay},

+ pub fn pretty_print(&self, db: &dyn HirDatabase, display_target: DisplayTarget) -> String {

+ let mut ctx = MirPrettyCtx::new(self, &hir_body, db, display_target);

+ w!(this, "fn {}() ", data.name.display(db.upcast(), this.display_target.edition));

+ w!(

+ this,

+ "static {}: _ = ",

+ data.name.display(db.upcast(), this.display_target.edition)

+ );

+ .display(db.upcast(), this.display_target.edition)

+ .display(db.upcast(), this.display_target.edition),

+ .display(db.upcast(), this.display_target.edition),

+ pub fn dbg(&self, db: &dyn HirDatabase, display_target: DisplayTarget) -> impl Debug {

+ StringDbg(self.pretty_print(db, display_target))

+ display_target: DisplayTarget,

+ fn new(

+ body: &'a MirBody,

+ hir_body: &'a Body,

+ db: &'a dyn HirDatabase,

+ display_target: DisplayTarget,

+ ) -> Self {

+ display_target,

+ self.local_name(id).display_test(self.db, self.display_target),

+ this.local_name(*p).display_test(this.db, this.display_target)

+ this.local_name(*p).display_test(this.db, this.display_target)

+ w!(this, "{}", this.local_name(local).display_test(this.db, this.display_target));

+ variant_name.display(this.db.upcast(), this.display_target.edition),

+ name.display(this.db.upcast(), this.display_target.edition)

+ w!(

+ this,

+ ".{}",

+ name.display(this.db.upcast(), this.display_target.edition)

+ );

+ w!(

+ this,

+ "[{}]",

+ this.local_name(*l).display_test(this.db, this.display_target)

+ );

+ w!(self, "; {}]", len.display_test(self.db, self.display_target));

+ ty.display_test(self.db, self.display_target)

+ .with_closure_style(ClosureStyle::ClosureWithSubst)

+use base_db::{CrateId, SourceDatabaseFileInputExt as _};

+ display::{DisplayTarget, HirDisplay},

+ let mut defs: Vec<(DefWithBodyId, CrateId)> = Vec::new();

+ let def = match it {

+ };

+ defs.push((def, module.krate()))

+ defs.sort_by_key(|(def, _)| match def {

+ for (def, krate) in defs {

+ let display_target = DisplayTarget::from_crate(&db, krate);

+ ty.display_test(&db, display_target).to_string()

+ ty.display_test(&db, display_target).to_string()

+ mismatch.expected.display_test(&db, display_target),

+ mismatch.actual.display_test(&db, display_target)

+ body_source_map: Arc<BodySourceMap>,

+ krate: CrateId| {

+ let display_target = DisplayTarget::from_crate(&db, krate);

+ ty.display_test(&db, display_target)

+ mismatch.expected.display_test(&db, display_target),

+ mismatch.actual.display_test(&db, display_target),

+ let mut defs: Vec<(DefWithBodyId, CrateId)> = Vec::new();

+ let def = match it {

+ };

+ defs.push((def, module.krate()))

+ defs.sort_by_key(|(def, _)| match def {

+ for (def, krate) in defs {

+ infer_def(infer, body, source_map, krate);

+use crate::display::{DisplayTarget, HirDisplay};

+ let capture_ty = capture

+ .ty

+ .skip_binders()

+ .display_test(db, DisplayTarget::from_crate(db, module.krate()))

+ .to_string();

+

+#[test]

+fn regression_19196() {

+ check_infer(

+ r#"

+//- minicore: async_fn

+fn async_closure<F: AsyncFnOnce(i32)>(f: F) {}

+fn closure<F: FnOnce(i32)>(f: F) {}

+

+fn main() {

+ async_closure(async |arg| {

+ arg;

+ });

+ closure(|arg| {

+ arg;

+ });

+}

+"#,

+ expect![[r#"

+ 38..39 'f': F

+ 44..46 '{}': ()

+ 74..75 'f': F

+ 80..82 '{}': ()

+ 94..191 '{ ... }); }': ()

+ 100..113 'async_closure': fn async_closure<impl AsyncFnOnce(i32) -> impl Future<Output = ()>>(impl AsyncFnOnce(i32) -> impl Future<Output = ()>)

+ 100..147 'async_... })': ()

+ 114..146 'async ... }': impl AsyncFnOnce(i32) -> impl Future<Output = ()>

+ 121..124 'arg': i32

+ 126..146 '{ ... }': ()

+ 136..139 'arg': i32

+ 153..160 'closure': fn closure<impl FnOnce(i32)>(impl FnOnce(i32))

+ 153..188 'closur... })': ()

+ 161..187 '|arg| ... }': impl FnOnce(i32)

+ 162..165 'arg': i32

+ 167..187 '{ ... }': ()

+ 177..180 'arg': i32

+ "#]],

+ );

+}

+ Struct, Trait, TraitAlias, TypeAlias, TypeOrConstParam, Union, Variant, VariantDef,

+impl HasSource for VariantDef {

+ type Ast = ast::VariantDef;

+ fn source(self, db: &dyn HirDatabase) -> Option<InFile<Self::Ast>> {

+ match self {

+ VariantDef::Struct(s) => Some(s.source(db)?.map(ast::VariantDef::Struct)),

+ VariantDef::Union(u) => Some(u.source(db)?.map(ast::VariantDef::Union)),

+ VariantDef::Variant(v) => Some(v.source(db)?.map(ast::VariantDef::Variant)),

+ }

+ }

+}

+use base_db::{CrateDisplayName, CrateId, CrateOrigin, LangCrateOrigin};

+ mod_path::tool_path,

+ display::{ClosureStyle, DisplayTarget, HirDisplay, HirDisplayError, HirWrite},

+

+ pub fn to_display_target(self, db: &dyn HirDatabase) -> DisplayTarget {

+ DisplayTarget::from_crate(db, self.id)

+ }

+

+ fn core(db: &dyn HirDatabase) -> Option<Crate> {

+ let crate_graph = db.crate_graph();

+ let result = crate_graph

+ .iter()

+ .find(|&krate| {

+ matches!(crate_graph[krate].origin, CrateOrigin::Lang(LangCrateOrigin::Core))

+ })

+ .map(Crate::from);

+ result

+ }

+ // FIXME: Rename to `EnumVariant`

+impl HasCrate for ModuleDef {

+ fn krate(&self, db: &dyn HirDatabase) -> Crate {

+ match self.module(db) {

+ Some(module) => module.krate(),

+ None => Crate::core(db).unwrap_or_else(|| {

+ (*db.crate_graph().crates_in_topological_order().last().unwrap()).into()

+ }),

+ }

+ }

+}

+

+// FIXME: Rename to `EnumVariant`

+ Ok(body) => body.pretty_print(db, self.module(db).krate().to_display_target(db)),

+ _ = e.pretty_print(

+ &mut r,

+ db,

+ &span_formatter,

+ self.krate(db).to_display_target(db),

+ );

+ pub fn render(&self, db: &dyn HirDatabase, display_target: DisplayTarget) -> String {

+ format!("{}", self.const_.display(db, display_target))

+ pub fn default(

+ self,

+ db: &dyn HirDatabase,

+ display_target: DisplayTarget,

+ ) -> Option<ast::ConstArg> {

+ known_const_to_ast(arg.constant(Interner)?, db, display_target)

+ pub fn display_with_id(&self, db: &dyn HirDatabase, display_target: DisplayTarget) -> String {

+ .display(db, display_target)

+ pub fn display_with_impl(&self, db: &dyn HirDatabase, display_target: DisplayTarget) -> String {

+ .display(db, display_target)

+ display_target: DisplayTarget,

+ Some(format_smolstr!("{}", ty.display(db, display_target)))

+ .map(|const_| format_smolstr!("{}", const_.display(db, display_target)))

+ display_target: DisplayTarget,

+ .chain(self.type_and_const_arguments(db, display_target))

+ expr_store::{Body, ExprOrPatSource},

+ hir::{BindingId, Expr, ExprId, ExprOrPatId, Pat},

+use hir_ty::diagnostics::unsafe_operations_for_body;

+ Adjust, Adjustment, Adt, AutoBorrow, BindingMode, BuiltinAttr, Callable, Const, ConstParam,

+ Crate, DefWithBody, DeriveHelper, Enum, Field, Function, GenericSubstitution, HasSource,

+ /// If not crate is found for the file, returns the last crate in topological order.

+ pub fn first_crate_or_default(&self, file: FileId) -> Crate {

+ match self.file_to_module_defs(file).next() {

+ Some(module) => module.krate(),

+ None => (*self.db.crate_graph().crates_in_topological_order().last().unwrap()).into(),

+ }

+ }

+

+ /// Checks if renaming `renamed` to `new_name` may introduce conflicts with other locals,

+ /// and returns the conflicting locals.

+ pub fn rename_conflicts(&self, to_be_renamed: &Local, new_name: &str) -> Vec<Local> {

+ let body = self.db.body(to_be_renamed.parent);

+ let resolver = to_be_renamed.parent.resolver(self.db.upcast());

+ let starting_expr =

+ body.binding_owners.get(&to_be_renamed.binding_id).copied().unwrap_or(body.body_expr);

+ let mut visitor = RenameConflictsVisitor {

+ body: &body,

+ conflicts: FxHashSet::default(),

+ db: self.db,

+ new_name: Symbol::intern(new_name),

+ old_name: to_be_renamed.name(self.db).symbol().clone(),

+ owner: to_be_renamed.parent,

+ to_be_renamed: to_be_renamed.binding_id,

+ resolver,

+ };

+ visitor.rename_conflicts(starting_expr);

+ visitor

+ .conflicts

+ .into_iter()

+ .map(|binding_id| Local { parent: to_be_renamed.parent, binding_id })

+ .collect()

+ }

+

+ pub fn get_unsafe_ops(&self, def: DefWithBody) -> FxHashSet<ExprOrPatSource> {

+ let def = DefWithBodyId::from(def);

+ let (body, source_map) = self.db.body_with_source_map(def);

+ let infer = self.db.infer(def);

+ let mut res = FxHashSet::default();

+ unsafe_operations_for_body(self.db, &infer, def, &body, &mut |node| {

+ if let Ok(node) = source_map.expr_or_pat_syntax(node) {

+ res.insert(node);

+ }

+ });

+ res

+ }

+

+ pub fn body_for(&self, node: InFile<&SyntaxNode>) -> Option<DefWithBody> {

+ let container = self.with_ctx(|ctx| ctx.find_container(node))?;

+

+ match container {

+ ChildContainer::DefWithBodyId(def) => Some(def.into()),

+ _ => None,

+ }

+ }

+

+

+struct RenameConflictsVisitor<'a> {

+ db: &'a dyn HirDatabase,

+ owner: DefWithBodyId,

+ resolver: Resolver,

+ body: &'a Body,

+ to_be_renamed: BindingId,

+ new_name: Symbol,

+ old_name: Symbol,

+ conflicts: FxHashSet<BindingId>,

+}

+

+impl RenameConflictsVisitor<'_> {

+ fn resolve_path(&mut self, node: ExprOrPatId, path: &Path) {

+ if let Path::BarePath(path) = path {

+ if let Some(name) = path.as_ident() {

+ if *name.symbol() == self.new_name {

+ if let Some(conflicting) = self.resolver.rename_will_conflict_with_renamed(

+ self.db.upcast(),

+ name,

+ path,

+ self.body.expr_or_pat_path_hygiene(node),

+ self.to_be_renamed,

+ ) {

+ self.conflicts.insert(conflicting);

+ }

+ } else if *name.symbol() == self.old_name {

+ if let Some(conflicting) =

+ self.resolver.rename_will_conflict_with_another_variable(

+ self.db.upcast(),

+ name,

+ path,

+ self.body.expr_or_pat_path_hygiene(node),

+ &self.new_name,

+ self.to_be_renamed,

+ )

+ {

+ self.conflicts.insert(conflicting);

+ }

+ }

+ }

+ }

+ }

+

+ fn rename_conflicts(&mut self, expr: ExprId) {

+ match &self.body[expr] {

+ Expr::Path(path) => {

+ let guard = self.resolver.update_to_inner_scope(self.db.upcast(), self.owner, expr);

+ self.resolve_path(expr.into(), path);

+ self.resolver.reset_to_guard(guard);

+ }

+ &Expr::Assignment { target, .. } => {

+ let guard = self.resolver.update_to_inner_scope(self.db.upcast(), self.owner, expr);

+ self.body.walk_pats(target, &mut |pat| {

+ if let Pat::Path(path) = &self.body[pat] {

+ self.resolve_path(pat.into(), path);

+ }

+ });

+ self.resolver.reset_to_guard(guard);

+ }

+ _ => {}

+ }

+

+ self.body.walk_child_exprs(expr, |expr| self.rename_conflicts(expr));

+ }

+}

+ record_literal_missing_fields, record_pattern_missing_fields, unsafe_operations,

+ unsafe_operations(db, infer, *def, body, expr_id, &mut |inside_unsafe_block| {

+ display::{hir_display_with_types_map, DisplayTarget, HirDisplay},

+ display_target: DisplayTarget,

+ display_target: DisplayTarget::from_crate(

+ db,

+ *db.crate_graph().crates_in_topological_order().last().unwrap(),

+ ),

+ self.display_target = module.krate().to_display_target(self.db);

+ .display(self.db, self.display_target)

+ display::{DisplaySourceCodeError, DisplayTarget, HirDisplay},

+ display_target: DisplayTarget,

+ let edition = display_target.edition;

+ let container_name =

+ container_name(container, sema_scope, cfg, edition, display_target)?;

+ .map(|f| f.gen_source_code(sema_scope, many_formatter, cfg, display_target))

+ let container_name =

+ container_name(container, sema_scope, cfg, edition, display_target)?;

+ target.gen_source_code(sema_scope, many_formatter, cfg, display_target)?;

+ .map(|f| f.gen_source_code(sema_scope, many_formatter, cfg, display_target))

+ .map(|f| {

+ f.gen_source_code(sema_scope, many_formatter, cfg, display_target)

+ })

+ a.gen_source_code(

+ sema_scope,

+ many_formatter,

+ cfg,

+ display_target

+ )?

+ .map(|a| {

+ a.gen_source_code(sema_scope, many_formatter, cfg, display_target)

+ })

+ a.gen_source_code(

+ sema_scope,

+ many_formatter,

+ cfg,

+ display_target

+ )?

+ .map(|a| a.gen_source_code(sema_scope, many_formatter, cfg, display_target))

+ let strukt =

+ expr.gen_source_code(sema_scope, many_formatter, cfg, display_target)?;

+ let inner =

+ expr.gen_source_code(sema_scope, many_formatter, cfg, display_target)?;

+ display_target: DisplayTarget,

+ None => self_ty.display(sema_scope.db, display_target).to_string(),

+// Assist: add_explicit_enum_discriminant

+pub(crate) fn add_explicit_enum_discriminant(

+ acc: &mut Assists,

+ ctx: &AssistContext<'_>,

+) -> Option<()> {

+ AssistId("add_explicit_enum_discriminant", AssistKind::RefactorRewrite),

+ use super::add_explicit_enum_discriminant;

+ add_explicit_enum_discriminant,

+ add_explicit_enum_discriminant,

+ add_explicit_enum_discriminant,

+ add_explicit_enum_discriminant,

+ add_explicit_enum_discriminant,

+ add_explicit_enum_discriminant,

+ if parent.is_some_and(|parent| {

+ demorganed.needs_parens_in_place_of(&parent, neg_expr.syntax())

+ }) {

+ check_assist(

+ apply_demorgan,

+ "fn f() { (a || !(b &&$0 c); }",

+ "fn f() { (a || (!b || !c); }",

+ );

+ fn demorgan_keeps_pars_in_eq_precedence() {

+ "fn() { let x = a && (b && c); }",

+// Assist: convert_bool_to_enum

+pub(crate) fn convert_bool_to_enum(acc: &mut Assists, ctx: &AssistContext<'_>) -> Option<()> {

+ AssistId("convert_bool_to_enum", AssistKind::RefactorRewrite),

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ convert_bool_to_enum,

+ check_assist_not_applicable(convert_bool_to_enum, "fn $0main() {}")

+use hir::{PathResolution, StructKind};

+use ide_db::syntax_helpers::suggest_name::NameGenerator;

+ match_ast, AstNode, ToSmolStr,

+pub(crate) fn expand_rest_pattern(acc: &mut Assists, ctx: &AssistContext<'_>) -> Option<()> {

+ let rest_pat = ctx.find_node_at_offset::<ast::RestPat>()?;

+ let parent = rest_pat.syntax().parent()?;

+ match_ast! {

+ match parent {

+ ast::RecordPatFieldList(it) => expand_record_rest_pattern(acc, ctx, it.syntax().parent().and_then(ast::RecordPat::cast)?, rest_pat),

+ ast::TupleStructPat(it) => expand_tuple_struct_rest_pattern(acc, ctx, it, rest_pat),

+ // FIXME

+ // ast::TuplePat(it) => (),

+ // FIXME

+ // ast::SlicePat(it) => (),

+ _ => return None,

+ }

+ }

+}

+

+// Assist: expand_record_rest_pattern

+fn expand_record_rest_pattern(

+ acc: &mut Assists,

+ ctx: &AssistContext<'_>,

+ record_pat: ast::RecordPat,

+ rest_pat: ast::RestPat,

+) -> Option<()> {

+ let old_range = ctx.sema.original_range_opt(old_field_list.syntax())?;

+ if old_range.file_id != ctx.file_id() {

+ return None;

+ }

+

+ let target_range = rest_pat.syntax().text_range();

+ acc.add(

+ AssistId("expand_record_rest_pattern", crate::AssistKind::RefactorRewrite),

+ "Fill struct fields",

+ target_range,

+ move |builder| builder.replace_ast(old_field_list, new_field_list),

+ )

+}

+// Assist: expand_tuple_struct_rest_pattern

+//

+// Fills fields by replacing rest pattern in tuple struct patterns.

+//

+// ```

+// struct Bar(Y, Z);

+//

+// fn foo(bar: Bar) {

+// let Bar(..$0) = bar;

+// }

+// ```

+// ->

+// ```

+// struct Bar(Y, Z);

+//

+// fn foo(bar: Bar) {

+// let Bar(_0, _1) = bar;

+// }

+// ```

+fn expand_tuple_struct_rest_pattern(

+ acc: &mut Assists,

+ ctx: &AssistContext<'_>,

+ pat: ast::TupleStructPat,

+ rest_pat: ast::RestPat,

+) -> Option<()> {

+ let path = pat.path()?;

+ let fields = match ctx.sema.type_of_pat(&pat.clone().into())?.original.as_adt()? {

+ hir::Adt::Struct(s) if s.kind(ctx.sema.db) == StructKind::Tuple => s.fields(ctx.sema.db),

+ hir::Adt::Enum(_) => match ctx.sema.resolve_path(&path)? {

+ PathResolution::Def(hir::ModuleDef::Variant(v))

+ if v.kind(ctx.sema.db) == StructKind::Tuple =>

+ {

+ v.fields(ctx.sema.db)

+ }

+ _ => return None,

+ },

+ _ => return None,

+ };

+

+ let rest_pat = rest_pat.into();

+ let mut pats = pat.fields();

+ let prefix_count = pats.by_ref().position(|p| p == rest_pat)?;

+ let suffix_count = pats.count();

+

+ if fields.len().saturating_sub(prefix_count).saturating_sub(suffix_count) == 0 {

+ cov_mark::hit!(no_missing_fields_tuple_struct);

+ return None;

+ }

+

+ let old_range = ctx.sema.original_range_opt(pat.syntax())?;

+ let mut name_gen = NameGenerator::new_from_scope_locals(ctx.sema.scope(pat.syntax()));

+ let new_pat = make::tuple_struct_pat(

+ path,

+ pat.fields()

+ .take(prefix_count)

+ .chain(fields[prefix_count..fields.len() - suffix_count].iter().map(|f| {

+ make::ident_pat(

+ false,

+ false,

+ match name_gen.for_type(&f.ty(ctx.sema.db), ctx.sema.db, ctx.edition()) {

+ Some(name) => make::name(&name),

+ None => make::name(&format!("_{}", f.index())),

+ },

+ )

+ .into()

+ }))

+ .chain(pat.fields().skip(prefix_count + 1)),

+ );

+

+ let target_range = rest_pat.syntax().text_range();

+ AssistId("expand_tuple_struct_rest_pattern", crate::AssistKind::RefactorRewrite),

+ "Fill tuple struct fields",

+ move |builder| builder.replace_ast(pat, new_pat),

+ expand_rest_pattern,

+ expand_rest_pattern,

+ expand_rest_pattern,

+ );

+ check_assist(

+ expand_rest_pattern,

+ r#"

+struct Y;

+struct Z;

+struct Bar(Y, Z)

+

+fn foo(bar: Bar) {

+ let Bar(..$0) = bar;

+}

+"#,

+ r#"

+struct Y;

+struct Z;

+struct Bar(Y, Z)

+

+fn foo(bar: Bar) {

+ let Bar(y, z) = bar;

+}

+"#,

+ expand_rest_pattern,

+ );

+ check_assist(

+ expand_rest_pattern,

+ r#"

+struct X;

+struct Y;

+struct Z;

+struct Bar(X, Y, Z)

+

+fn foo(bar: Bar) {

+ let Bar(x, ..$0, z) = bar;

+}

+"#,

+ r#"

+struct X;

+struct Y;

+struct Z;

+struct Bar(X, Y, Z)

+

+fn foo(bar: Bar) {

+ let Bar(x, y, z) = bar;

+}

+"#,

+ expand_rest_pattern,

+ expand_rest_pattern,

+ expand_rest_pattern,

+ expand_rest_pattern,

+ expand_rest_pattern,

+ cov_mark::check!(no_missing_fields_tuple_struct);

+ expand_rest_pattern,

+ expand_rest_pattern,

+ check_assist_not_applicable(

+ expand_rest_pattern,

+ r#"

+struct Bar(Y, Z)

+

+fn foo(bar: Bar) {

+ let Bar(y, ..$0, z) = bar;

+}

+"#,

+ );

+ walk_pat(&pat, &mut |pat| {

+ cb(pat);

+ std::ops::ControlFlow::<(), ()>::Continue(())

+ });

+ let generic_params: Vec<ast::GenericParam> =

+ let where_preds: Vec<ast::WherePred> =

+ .map(|conversion| {

+ conversion

+ .convert_type(ctx.db(), target_module.krate().to_display_target(ctx.db()))

+ .to_string()

+ })

+ conversion.convert_type(ctx.db(), krate.to_display_target(ctx.db())),

+ .render(ctx.sema.db, konst.krate(ctx.sema.db).to_display_target(ctx.sema.db));

+ ast::{self, syntax_factory::SyntaxFactory, AstNode, AstToken, HasName},

+ let usage_parent_option = usage_node.as_ref().and_then(|it| it.parent());

+ None => return Some((name_ref, false)),

+ let should_wrap = initializer_expr

+ .needs_parens_in_place_of(&usage_parent, usage_node.as_ref().unwrap());

+ Some((name_ref, should_wrap))

+ ast::NameOrNameRef::Name(it) => it.syntax().clone(),

+ ast::NameOrNameRef::NameRef(it) => it.syntax().clone(),

+ target.text_range(),

+ let mut editor = builder.make_editor(&target);

+ if delete_let {

+ editor.delete(let_stmt.syntax());

+ if let Some(whitespace) = let_stmt

+ .syntax()

+ .next_sibling_or_token()

+ .and_then(SyntaxElement::into_token)

+ .and_then(ast::Whitespace::cast)

+ {

+ editor.delete(whitespace.syntax());

+ }

+

+ let make = SyntaxFactory::new();

+

+ for (name, should_wrap) in wrap_in_parens {

+ let replacement = if should_wrap {

+ make.expr_paren(initializer_expr.clone()).into()

+ } else {

+ initializer_expr.clone()

+ };

+

+ if let Some(record_field) = ast::RecordExprField::for_field_name(&name) {

+ let replacement = make.record_expr_field(name, Some(replacement));

+ editor.replace(record_field.syntax(), replacement.syntax());

+ editor.replace(name.syntax(), replacement.syntax());

+

+ editor.add_mappings(make.finish_with_mappings());

+ builder.add_file_edits(ctx.file_id(), editor);

+

+ #[test]

+ fn test_wrap_in_parens() {

+ check_assist(

+ inline_local_variable,

+ r#"

+fn main() {

+ let $0a = 123 < 456;

+ let b = !a;

+}

+"#,

+ r#"

+fn main() {

+ let b = !(123 < 456);

+}

+"#,

+ );

+ check_assist(

+ inline_local_variable,

+ r#"

+trait Foo {

+ fn foo(&self);

+}

+

+impl Foo for bool {

+ fn foo(&self) {}

+}

+

+fn main() {

+ let $0a = 123 < 456;

+ let b = a.foo();

+}

+"#,

+ r#"

+trait Foo {

+ fn foo(&self);

+}

+

+impl Foo for bool {

+ fn foo(&self) {}

+}

+

+fn main() {

+ let b = (123 < 456).foo();

+}

+"#,

+ );

+ }

+// Assist: introduce_named_type_parameter

+pub(crate) fn introduce_named_type_parameter(

+ acc: &mut Assists,

+ ctx: &AssistContext<'_>,

+) -> Option<()> {

+ let fn_ = param.syntax().ancestors().nth(2).and_then(ast::Fn::cast)?;

+ AssistId("introduce_named_type_parameter", AssistKind::RefactorRewrite),

+ "Replace impl trait with type parameter",

+ introduce_named_type_parameter,

+ introduce_named_type_parameter,

+ introduce_named_type_parameter,

+ introduce_named_type_parameter,

+ introduce_named_type_parameter,

+ introduce_named_type_parameter,

+ introduce_named_type_parameter,

+ introduce_named_type_parameter,

+ introduce_named_type_parameter,

+ introduce_named_type_parameter,

+ introduce_named_type_parameter,

+ path.gen_source_code(

+ &scope,

+ &mut formatter,

+ ctx.config.import_path_config(),

+ scope.krate().to_display_target(ctx.db()),

+ )

+ .ok()

+ mod add_explicit_enum_discriminant;

+ mod convert_bool_to_enum;

+ mod expand_rest_pattern;

+ mod introduce_named_type_parameter;

+ add_explicit_enum_discriminant::add_explicit_enum_discriminant,

+ add_missing_match_arms::add_missing_match_arms,

+ apply_demorgan::apply_demorgan,

+ convert_bool_to_enum::convert_bool_to_enum,

+ convert_closure_to_fn::convert_closure_to_fn,

+ convert_iter_for_each_to_for::convert_iter_for_each_to_for,

+ convert_tuple_return_type_to_struct::convert_tuple_return_type_to_struct,

+ destructure_tuple_binding::destructure_tuple_binding,

+ desugar_doc_comment::desugar_doc_comment,

+ expand_rest_pattern::expand_rest_pattern,

+ generate_documentation_template::generate_documentation_template,

+ generate_mut_trait_impl::generate_mut_trait_impl,

+ inline_type_alias::inline_type_alias,

+ introduce_named_type_parameter::introduce_named_type_parameter,

+ move_from_mod_rs::move_from_mod_rs,

+ pull_assignment_up::pull_assignment_up,

+ qualify_path::qualify_path,

+ remove_parentheses::remove_parentheses,

+ replace_arith_op::replace_arith_with_checked,

+ replace_arith_op::replace_arith_with_saturating,

+ replace_arith_op::replace_arith_with_wrapping,

+ replace_try_expr_with_match::replace_try_expr_with_match,

+ replace_turbofish_with_explicit_type::replace_turbofish_with_explicit_type,

+ toggle_async_sugar::desugar_async_into_impl_future,

+ toggle_async_sugar::sugar_impl_future_into_async,

+ unqualify_method_call::unqualify_method_call,

+ annotation: None,

+ annotation: None,

+ annotation: None,

+ annotation: None,

+ annotations: {},

+ next_annotation_id: 0,

+ annotation: None,

+ annotation: None,

+ annotation: None,

+ annotation: None,

+ annotations: {},

+ next_annotation_id: 0,

+ annotation: None,

+ annotation: None,

+ annotation: None,

+ annotation: None,

+ annotation: None,

+ annotations: {},

+ next_annotation_id: 0,

+ annotation: None,

+ annotation: None,

+ annotation: None,

+ annotation: None,

+ annotation: None,

+ annotations: {},

+ next_annotation_id: 0,

+ annotation: None,

+ annotation: None,

+ annotations: {},

+ next_annotation_id: 0,

+fn doctest_add_explicit_enum_discriminant() {

+ check_doc_test(

+ "add_explicit_enum_discriminant",

+ r#####"

+enum TheEnum$0 {

+ Foo,

+ Bar,

+ Baz = 42,

+ Quux,

+}

+"#####,

+ r#####"

+enum TheEnum {

+ Foo = 0,

+ Bar = 1,

+ Baz = 42,

+ Quux = 43,

+}

+"#####,

+ )

+}

+

+#[test]

+fn doctest_convert_bool_to_enum() {

+ check_doc_test(

+ "convert_bool_to_enum",

+ r#####"

+fn main() {

+ let $0bool = true;

+

+ if bool {

+ println!("foo");

+ }

+}

+"#####,

+ r#####"

+#[derive(PartialEq, Eq)]

+enum Bool { True, False }

+

+fn main() {

+ let bool = Bool::True;

+

+ if bool == Bool::True {

+ println!("foo");

+ }

+}

+"#####,

+ )

+}

+

+#[test]

+fn doctest_expand_record_rest_pattern() {

+ "expand_record_rest_pattern",

+struct Bar { y: Y, z: Z }

+

+fn foo(bar: Bar) {

+ let Bar { ..$0 } = bar;

+struct Bar { y: Y, z: Z }

+

+fn foo(bar: Bar) {

+ let Bar { y, z } = bar;

+}

+"#####,

+ )

+}

+

+#[test]

+fn doctest_expand_tuple_struct_rest_pattern() {

+ check_doc_test(

+ "expand_tuple_struct_rest_pattern",

+ r#####"

+struct Bar(Y, Z);

+

+fn foo(bar: Bar) {

+ let Bar(..$0) = bar;

+}

+"#####,

+ r#####"

+struct Bar(Y, Z);

+

+fn foo(bar: Bar) {

+ let Bar(_0, _1) = bar;

+fn doctest_introduce_named_type_parameter() {

+ check_doc_test(

+ "introduce_named_type_parameter",

+ r#####"

+fn foo(bar: $0impl Bar) {}

+"#####,

+ r#####"

+fn foo<$0B: Bar>(bar: B) {}

+"#####,

+ )

+}

+

+#[test]

+ DisplayTarget, HasAttrs as HirHasAttrs, HirDisplay, InFile, ModuleDef, PathResolution,

+ Semantics,

+ ted, AstNode, AstToken, Direction, NodeOrToken, SourceFile,

+ pub(crate) fn convert_type(

+ &self,

+ db: &dyn HirDatabase,

+ display_target: DisplayTarget,

+ ) -> ast::Type {

+ ReferenceConversionType::Copy => self.ty.display(db, display_target).to_string(),

+ let type_argument_name = self

+ .ty

+ .type_arguments()

+ .next()

+ .unwrap()

+ .display(db, display_target)

+ .to_string();

+ let type_argument_name = self

+ .ty

+ .type_arguments()

+ .next()

+ .unwrap()

+ .display(db, display_target)

+ .to_string();

+ let type_argument_name = self

+ .ty

+ .type_arguments()

+ .next()

+ .unwrap()

+ .display(db, display_target)

+ .to_string();

+ type_arguments.next().unwrap().display(db, display_target).to_string();

+ type_arguments.next().unwrap().display(db, display_target).to_string();

+ add_keyword("letm", "let mut $0");

+ add_keyword("let", "let $0");

+

+ #[test]

+ fn completes_let_with_space() {

+ check_edit(

+ "let",

+ r#"

+fn main() {

+ $0

+}

+"#,

+ r#"

+fn main() {

+ let $0

+}

+"#,

+ );

+ check_edit(

+ "letm",

+ r#"

+fn main() {

+ $0

+}

+"#,

+ r#"

+fn main() {

+ let mut $0

+}

+"#,

+ );

+ }

+ DisplayTarget, HasAttrs, Local, ModPath, ModuleDef, ModuleSource, Name, PathResolution,

+ ScopeDef, Semantics, SemanticsScope, Symbol, Type, TypeInfo,

+ pub(crate) display_target: DisplayTarget,

+ let display_target = krate.to_display_target(db);

+ display_target,

+ .map(|t| t.display_test(&db, completion_context.krate.to_display_target(&db)).to_string())

+ /// example a value of BASE_SCORE doesn't mean "not relevant", rather

+ const BASE_SCORE: u32 = u32::MAX / 2;

+

+ let mut score = Self::BASE_SCORE;

+ self.score() > Self::BASE_SCORE

+ item.detail(ty.display(db, ctx.completion.display_target).to_string())

+ item.detail(ty.display(ctx.db(), ctx.completion.display_target).to_string())

+ let label =

+ expr.gen_source_code(&ctx.scope, &mut label_formatter, cfg, ctx.display_target).ok()?;

+ expr.gen_source_code(&ctx.scope, &mut snippet_formatter, cfg, ctx.display_target).ok()?

+ let krate = ctx.completion.display_target;

+

+ item.detail(ty.display(db, krate).to_string());

+ relevance: CompletionRelevance {

+ exact_name_match: false,

+ type_match: None,

+ is_local: false,

+ trait_: None,

+ is_name_already_imported: false,

+ requires_import: false,

+ is_private_editable: false,

+ postfix_match: None,

+ function: Some(

+ CompletionRelevanceFn {

+ has_params: true,

+ has_self_param: false,

+ return_type: DirectConstructor,

+ },

+ ),

+ is_skipping_completion: false,

+ },

+ relevance: CompletionRelevance {

+ exact_name_match: false,

+ type_match: None,

+ is_local: false,

+ trait_: None,

+ is_name_already_imported: false,

+ requires_import: false,

+ is_private_editable: false,

+ postfix_match: None,

+ function: Some(

+ CompletionRelevanceFn {

+ has_params: true,

+ has_self_param: false,

+ return_type: DirectConstructor,

+ },

+ ),

+ is_skipping_completion: false,

+ },

+ relevance: CompletionRelevance {

+ exact_name_match: false,

+ type_match: None,

+ is_local: false,

+ trait_: None,

+ is_name_already_imported: false,

+ requires_import: false,

+ is_private_editable: false,

+ postfix_match: None,

+ function: Some(

+ CompletionRelevanceFn {

+ has_params: false,

+ has_self_param: false,

+ return_type: DirectConstructor,

+ },

+ ),