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-rw-r--r--crates/ra_syntax/src/ast/generated/nodes.rs1483
1 files changed, 1345 insertions, 138 deletions
diff --git a/crates/ra_syntax/src/ast/generated/nodes.rs b/crates/ra_syntax/src/ast/generated/nodes.rs
index b00c15608..dbb009b68 100644
--- a/crates/ra_syntax/src/ast/generated/nodes.rs
+++ b/crates/ra_syntax/src/ast/generated/nodes.rs
@@ -5,7 +5,9 @@ use crate::{
5 SyntaxKind::{self, *}, 5 SyntaxKind::{self, *},
6 SyntaxNode, SyntaxToken, T, 6 SyntaxNode, SyntaxToken, T,
7}; 7};
8 8/// The entire Rust source file. Includes all top-level inner attributes and module items.
9///
10/// [Reference](https://doc.rust-lang.org/reference/crates-and-source-files.html)
9#[derive(Debug, Clone, PartialEq, Eq, Hash)] 11#[derive(Debug, Clone, PartialEq, Eq, Hash)]
10pub struct SourceFile { 12pub struct SourceFile {
11 pub(crate) syntax: SyntaxNode, 13 pub(crate) syntax: SyntaxNode,
@@ -16,7 +18,28 @@ impl ast::DocCommentsOwner for SourceFile {}
16impl SourceFile { 18impl SourceFile {
17 pub fn modules(&self) -> AstChildren<Module> { support::children(&self.syntax) } 19 pub fn modules(&self) -> AstChildren<Module> { support::children(&self.syntax) }
18} 20}
19 21/// Function definition either with body or not.
22/// Includes all of its attributes and doc comments.
23///
24/// ```
25/// ❰
26/// /// Docs
27/// #[attr]
28/// pub extern "C" fn foo<T>(#[attr] Patern {p}: Pattern) -> u32
29/// where
30/// T: Debug
31/// {
32/// 42
33/// }
34/// ❱
35///
36/// extern "C" {
37/// ❰ fn fn_decl(also_variadic_ffi: u32, ...) -> u32; ❱
38/// }
39/// ```
40///
41/// - [Reference](https://doc.rust-lang.org/reference/items/functions.html)
42/// - [Nomicon](https://doc.rust-lang.org/nomicon/ffi.html#variadic-functions)
20#[derive(Debug, Clone, PartialEq, Eq, Hash)] 43#[derive(Debug, Clone, PartialEq, Eq, Hash)]
21pub struct FnDef { 44pub struct FnDef {
22 pub(crate) syntax: SyntaxNode, 45 pub(crate) syntax: SyntaxNode,
@@ -38,7 +61,13 @@ impl FnDef {
38 pub fn body(&self) -> Option<BlockExpr> { support::child(&self.syntax) } 61 pub fn body(&self) -> Option<BlockExpr> { support::child(&self.syntax) }
39 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) } 62 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) }
40} 63}
41 64/// Return type annotation.
65///
66/// ```
67/// fn foo(a: u32) ❰ -> Option<u32> ❱ { Some(a) }
68/// ```
69///
70/// [Reference](https://doc.rust-lang.org/reference/items/functions.html)
42#[derive(Debug, Clone, PartialEq, Eq, Hash)] 71#[derive(Debug, Clone, PartialEq, Eq, Hash)]
43pub struct RetType { 72pub struct RetType {
44 pub(crate) syntax: SyntaxNode, 73 pub(crate) syntax: SyntaxNode,
@@ -47,7 +76,26 @@ impl RetType {
47 pub fn thin_arrow_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![->]) } 76 pub fn thin_arrow_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![->]) }
48 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) } 77 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) }
49} 78}
50 79/// Struct definition.
80/// Includes all of its attributes and doc comments.
81///
82/// ```
83/// ❰
84/// /// Docs
85/// #[attr]
86/// struct Foo<T> where T: Debug {
87/// /// Docs
88/// #[attr]
89/// pub a: u32,
90/// b: T,
91/// }
92/// ❱
93///
94/// ❰ struct Foo; ❱
95/// ❰ struct Foo<T>(#[attr] T) where T: Debug; ❱
96/// ```
97///
98/// [Reference](https://doc.rust-lang.org/reference/items/structs.html)
51#[derive(Debug, Clone, PartialEq, Eq, Hash)] 99#[derive(Debug, Clone, PartialEq, Eq, Hash)]
52pub struct StructDef { 100pub struct StructDef {
53 pub(crate) syntax: SyntaxNode, 101 pub(crate) syntax: SyntaxNode,
@@ -62,7 +110,23 @@ impl StructDef {
62 pub fn field_def_list(&self) -> Option<FieldDefList> { support::child(&self.syntax) } 110 pub fn field_def_list(&self) -> Option<FieldDefList> { support::child(&self.syntax) }
63 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) } 111 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) }
64} 112}
65 113/// Union definition.
114/// Includes all of its attributes and doc comments.
115///
116/// ```
117/// ❰
118/// /// Docs
119/// #[attr]
120/// pub union Foo<T> where T: Debug {
121/// /// Docs
122/// #[attr]
123/// a: T,
124/// b: u32,
125/// }
126/// ❱
127/// ```
128///
129/// [Reference](https://doc.rust-lang.org/reference/items/unions.html)
66#[derive(Debug, Clone, PartialEq, Eq, Hash)] 130#[derive(Debug, Clone, PartialEq, Eq, Hash)]
67pub struct UnionDef { 131pub struct UnionDef {
68 pub(crate) syntax: SyntaxNode, 132 pub(crate) syntax: SyntaxNode,
@@ -78,7 +142,19 @@ impl UnionDef {
78 support::child(&self.syntax) 142 support::child(&self.syntax)
79 } 143 }
80} 144}
81 145/// Record field definition list including enclosing curly braces.
146///
147/// ```
148/// struct Foo // same for union
149/// ❰
150/// {
151/// a: u32,
152/// b: bool,
153/// }
154/// ❱
155/// ```
156///
157/// [Reference](https://doc.rust-lang.org/reference/items/structs.html)
82#[derive(Debug, Clone, PartialEq, Eq, Hash)] 158#[derive(Debug, Clone, PartialEq, Eq, Hash)]
83pub struct RecordFieldDefList { 159pub struct RecordFieldDefList {
84 pub(crate) syntax: SyntaxNode, 160 pub(crate) syntax: SyntaxNode,
@@ -88,7 +164,22 @@ impl RecordFieldDefList {
88 pub fn fields(&self) -> AstChildren<RecordFieldDef> { support::children(&self.syntax) } 164 pub fn fields(&self) -> AstChildren<RecordFieldDef> { support::children(&self.syntax) }
89 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) } 165 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) }
90} 166}
91 167/// Record field definition including its attributes and doc comments.
168///
169/// ` ``
170/// same for union
171/// struct Foo {
172/// ❰
173/// /// Docs
174/// #[attr]
175/// pub a: u32
176/// ❱
177///
178/// ❰ b: bool ❱
179/// }
180/// ```
181///
182/// [Reference](https://doc.rust-lang.org/reference/items/structs.html)
92#[derive(Debug, Clone, PartialEq, Eq, Hash)] 183#[derive(Debug, Clone, PartialEq, Eq, Hash)]
93pub struct RecordFieldDef { 184pub struct RecordFieldDef {
94 pub(crate) syntax: SyntaxNode, 185 pub(crate) syntax: SyntaxNode,
@@ -99,7 +190,13 @@ impl ast::AttrsOwner for RecordFieldDef {}
99impl ast::DocCommentsOwner for RecordFieldDef {} 190impl ast::DocCommentsOwner for RecordFieldDef {}
100impl ast::TypeAscriptionOwner for RecordFieldDef {} 191impl ast::TypeAscriptionOwner for RecordFieldDef {}
101impl RecordFieldDef {} 192impl RecordFieldDef {}
102 193/// Tuple field definition list including enclosing parens.
194///
195/// ```
196/// struct Foo ❰ (u32, String, Vec<u32>) ❱;
197/// ```
198///
199/// [Reference](https://doc.rust-lang.org/reference/items/structs.html)
103#[derive(Debug, Clone, PartialEq, Eq, Hash)] 200#[derive(Debug, Clone, PartialEq, Eq, Hash)]
104pub struct TupleFieldDefList { 201pub struct TupleFieldDefList {
105 pub(crate) syntax: SyntaxNode, 202 pub(crate) syntax: SyntaxNode,
@@ -109,7 +206,13 @@ impl TupleFieldDefList {
109 pub fn fields(&self) -> AstChildren<TupleFieldDef> { support::children(&self.syntax) } 206 pub fn fields(&self) -> AstChildren<TupleFieldDef> { support::children(&self.syntax) }
110 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) } 207 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) }
111} 208}
112 209/// Tuple field definition including its attributes.
210///
211/// ```
212/// struct Foo(❰ #[attr] u32 ❱);
213/// ```
214///
215/// [Reference](https://doc.rust-lang.org/reference/items/structs.html)
113#[derive(Debug, Clone, PartialEq, Eq, Hash)] 216#[derive(Debug, Clone, PartialEq, Eq, Hash)]
114pub struct TupleFieldDef { 217pub struct TupleFieldDef {
115 pub(crate) syntax: SyntaxNode, 218 pub(crate) syntax: SyntaxNode,
@@ -119,7 +222,29 @@ impl ast::AttrsOwner for TupleFieldDef {}
119impl TupleFieldDef { 222impl TupleFieldDef {
120 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) } 223 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) }
121} 224}
122 225/// Enum definition.
226/// Includes all of its attributes and doc comments.
227///
228/// ```
229/// ❰
230/// /// Docs
231/// #[attr]
232/// pub enum Foo<T> where T: Debug {
233/// /// Docs
234/// #[attr]
235/// Bar,
236/// Baz(#[attr] u32),
237/// Bruh {
238/// a: u32,
239/// /// Docs
240/// #[attr]
241/// b: T,
242/// }
243/// }
244/// ❱
245/// ```
246///
247/// [Reference](https://doc.rust-lang.org/reference/items/enumerations.html)
123#[derive(Debug, Clone, PartialEq, Eq, Hash)] 248#[derive(Debug, Clone, PartialEq, Eq, Hash)]
124pub struct EnumDef { 249pub struct EnumDef {
125 pub(crate) syntax: SyntaxNode, 250 pub(crate) syntax: SyntaxNode,
@@ -133,7 +258,22 @@ impl EnumDef {
133 pub fn enum_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![enum]) } 258 pub fn enum_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![enum]) }
134 pub fn variant_list(&self) -> Option<EnumVariantList> { support::child(&self.syntax) } 259 pub fn variant_list(&self) -> Option<EnumVariantList> { support::child(&self.syntax) }
135} 260}
136 261/// Enum variant definition list including enclosing curly braces.
262///
263/// ```
264/// enum Foo
265/// ❰
266/// {
267/// Bar,
268/// Baz(u32),
269/// Bruh {
270/// a: u32
271/// }
272/// }
273/// ❱
274/// ```
275///
276/// [Reference](https://doc.rust-lang.org/reference/items/enumerations.html)
137#[derive(Debug, Clone, PartialEq, Eq, Hash)] 277#[derive(Debug, Clone, PartialEq, Eq, Hash)]
138pub struct EnumVariantList { 278pub struct EnumVariantList {
139 pub(crate) syntax: SyntaxNode, 279 pub(crate) syntax: SyntaxNode,
@@ -143,7 +283,21 @@ impl EnumVariantList {
143 pub fn variants(&self) -> AstChildren<EnumVariant> { support::children(&self.syntax) } 283 pub fn variants(&self) -> AstChildren<EnumVariant> { support::children(&self.syntax) }
144 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) } 284 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) }
145} 285}
146 286/// Enum variant definition including its attributes and discriminant value definition.
287///
288/// ```
289/// enum Foo {
290/// ❰
291/// /// Docs
292/// #[attr]
293/// Bar
294/// ❱
295///
296/// // same for tuple and record variants
297/// }
298/// ```
299///
300/// [Reference](https://doc.rust-lang.org/reference/items/enumerations.html)
147#[derive(Debug, Clone, PartialEq, Eq, Hash)] 301#[derive(Debug, Clone, PartialEq, Eq, Hash)]
148pub struct EnumVariant { 302pub struct EnumVariant {
149 pub(crate) syntax: SyntaxNode, 303 pub(crate) syntax: SyntaxNode,
@@ -157,7 +311,20 @@ impl EnumVariant {
157 pub fn eq_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![=]) } 311 pub fn eq_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![=]) }
158 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 312 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
159} 313}
160 314/// Trait definition.
315/// Includes all of its attributes and doc comments.
316///
317/// ```
318/// ❰
319/// /// Docs
320/// #[attr]
321/// pub unsafe trait Foo<T>: Debug where T: Debug {
322/// // ...
323/// }
324/// ❱
325/// ```
326///
327/// [Reference](https://doc.rust-lang.org/reference/items/traits.html)
161#[derive(Debug, Clone, PartialEq, Eq, Hash)] 328#[derive(Debug, Clone, PartialEq, Eq, Hash)]
162pub struct TraitDef { 329pub struct TraitDef {
163 pub(crate) syntax: SyntaxNode, 330 pub(crate) syntax: SyntaxNode,
@@ -174,7 +341,27 @@ impl TraitDef {
174 pub fn trait_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![trait]) } 341 pub fn trait_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![trait]) }
175 pub fn item_list(&self) -> Option<ItemList> { support::child(&self.syntax) } 342 pub fn item_list(&self) -> Option<ItemList> { support::child(&self.syntax) }
176} 343}
177 344/// Module definition either with body or not.
345/// Includes all of its inner and outer attributes, module items, doc comments.
346///
347/// ```
348/// ❰
349/// /// Docs
350/// #[attr]
351/// pub mod foo;
352/// ❱
353///
354/// ❰
355/// /// Docs
356/// #[attr]
357/// pub mod bar {
358/// //! Inner docs
359/// #![inner_attr]
360/// }
361/// ❱
362/// ```
363///
364/// [Reference](https://doc.rust-lang.org/reference/items/modules.html)
178#[derive(Debug, Clone, PartialEq, Eq, Hash)] 365#[derive(Debug, Clone, PartialEq, Eq, Hash)]
179pub struct Module { 366pub struct Module {
180 pub(crate) syntax: SyntaxNode, 367 pub(crate) syntax: SyntaxNode,
@@ -188,7 +375,28 @@ impl Module {
188 pub fn item_list(&self) -> Option<ItemList> { support::child(&self.syntax) } 375 pub fn item_list(&self) -> Option<ItemList> { support::child(&self.syntax) }
189 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) } 376 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) }
190} 377}
191 378/// Item defintion list.
379/// This is used for both top-level items and impl block items.
380///
381/// ```
382/// ❰
383/// fn foo {}
384/// struct Bar;
385/// enum Baz;
386/// trait Bruh;
387/// const BRUUH: u32 = 42;
388/// ❱
389///
390/// impl Foo
391/// ❰
392/// {
393/// fn bar() {}
394/// const BAZ: u32 = 42;
395/// }
396/// ❱
397/// ```
398///
399/// [Reference](https://doc.rust-lang.org/reference/items.html)
192#[derive(Debug, Clone, PartialEq, Eq, Hash)] 400#[derive(Debug, Clone, PartialEq, Eq, Hash)]
193pub struct ItemList { 401pub struct ItemList {
194 pub(crate) syntax: SyntaxNode, 402 pub(crate) syntax: SyntaxNode,
@@ -199,7 +407,18 @@ impl ItemList {
199 pub fn assoc_items(&self) -> AstChildren<AssocItem> { support::children(&self.syntax) } 407 pub fn assoc_items(&self) -> AstChildren<AssocItem> { support::children(&self.syntax) }
200 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) } 408 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) }
201} 409}
202 410/// Constant variable definition.
411/// Includes all of its attributes and doc comments.
412///
413/// ```
414/// ❰
415/// /// Docs
416/// #[attr]
417/// pub const FOO: u32 = 42;
418/// ❱
419/// ```
420///
421/// [Reference](https://doc.rust-lang.org/reference/items/constant-items.html)
203#[derive(Debug, Clone, PartialEq, Eq, Hash)] 422#[derive(Debug, Clone, PartialEq, Eq, Hash)]
204pub struct ConstDef { 423pub struct ConstDef {
205 pub(crate) syntax: SyntaxNode, 424 pub(crate) syntax: SyntaxNode,
@@ -217,7 +436,18 @@ impl ConstDef {
217 pub fn body(&self) -> Option<Expr> { support::child(&self.syntax) } 436 pub fn body(&self) -> Option<Expr> { support::child(&self.syntax) }
218 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) } 437 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) }
219} 438}
220 439/// Static variable definition.
440/// Includes all of its attributes and doc comments.
441///
442/// ```
443/// ❰
444/// /// Docs
445/// #[attr]
446/// pub static mut FOO: u32 = 42;
447/// ❱
448/// ```
449///
450/// [Reference](https://doc.rust-lang.org/reference/items/static-items.html)
221#[derive(Debug, Clone, PartialEq, Eq, Hash)] 451#[derive(Debug, Clone, PartialEq, Eq, Hash)]
222pub struct StaticDef { 452pub struct StaticDef {
223 pub(crate) syntax: SyntaxNode, 453 pub(crate) syntax: SyntaxNode,
@@ -235,7 +465,24 @@ impl StaticDef {
235 pub fn body(&self) -> Option<Expr> { support::child(&self.syntax) } 465 pub fn body(&self) -> Option<Expr> { support::child(&self.syntax) }
236 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) } 466 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) }
237} 467}
238 468/// Type alias definition.
469/// Includes associated type clauses with type bounds.
470///
471/// ```
472/// ❰
473/// /// Docs
474/// #[attr]
475/// pub type Foo<T> where T: Debug = T;
476/// ❱
477///
478/// trait Bar {
479/// ❰ type Baz: Debug; ❱
480/// ❰ type Bruh = String; ❱
481/// ❰ type Bruuh: Debug = u32; ❱
482/// }
483/// ```
484///
485/// [Reference](https://doc.rust-lang.org/reference/items/type-aliases.html)
239#[derive(Debug, Clone, PartialEq, Eq, Hash)] 486#[derive(Debug, Clone, PartialEq, Eq, Hash)]
240pub struct TypeAliasDef { 487pub struct TypeAliasDef {
241 pub(crate) syntax: SyntaxNode, 488 pub(crate) syntax: SyntaxNode,
@@ -253,7 +500,20 @@ impl TypeAliasDef {
253 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) } 500 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) }
254 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) } 501 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) }
255} 502}
256 503/// Inherent and trait impl definition.
504/// Includes all of its inner and outer attributes.
505///
506/// ```
507/// ❰
508/// #[attr]
509/// unsafe impl<T> !Foo for Bar where T: Debug {
510/// #![inner_attr]
511/// // ...
512/// }
513/// ❱
514/// ```
515///
516/// [Reference](https://doc.rust-lang.org/reference/items/implementations.html)
257#[derive(Debug, Clone, PartialEq, Eq, Hash)] 517#[derive(Debug, Clone, PartialEq, Eq, Hash)]
258pub struct ImplDef { 518pub struct ImplDef {
259 pub(crate) syntax: SyntaxNode, 519 pub(crate) syntax: SyntaxNode,
@@ -270,7 +530,16 @@ impl ImplDef {
270 pub fn for_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![for]) } 530 pub fn for_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![for]) }
271 pub fn item_list(&self) -> Option<ItemList> { support::child(&self.syntax) } 531 pub fn item_list(&self) -> Option<ItemList> { support::child(&self.syntax) }
272} 532}
273 533/// Parenthesized type reference.
534/// Note: parens are only used for grouping, this is not a tuple type.
535///
536/// ```
537/// // This is effectively just `u32`.
538/// // Single-item tuple must be defined with a trailing comma: `(u32,)`
539/// type Foo = ❰ (u32) ❱;
540///
541/// let bar: &'static ❰ (dyn Debug) ❱ = "bruh";
542/// ```
274#[derive(Debug, Clone, PartialEq, Eq, Hash)] 543#[derive(Debug, Clone, PartialEq, Eq, Hash)]
275pub struct ParenType { 544pub struct ParenType {
276 pub(crate) syntax: SyntaxNode, 545 pub(crate) syntax: SyntaxNode,
@@ -280,7 +549,13 @@ impl ParenType {
280 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) } 549 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) }
281 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) } 550 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) }
282} 551}
283 552/// Unnamed tuple type.
553///
554/// ```
555/// let foo: ❰ (u32, bool) ❱ = (42, true);
556/// ```
557///
558/// [Reference](https://doc.rust-lang.org/reference/types/tuple.html)
284#[derive(Debug, Clone, PartialEq, Eq, Hash)] 559#[derive(Debug, Clone, PartialEq, Eq, Hash)]
285pub struct TupleType { 560pub struct TupleType {
286 pub(crate) syntax: SyntaxNode, 561 pub(crate) syntax: SyntaxNode,
@@ -290,7 +565,17 @@ impl TupleType {
290 pub fn fields(&self) -> AstChildren<TypeRef> { support::children(&self.syntax) } 565 pub fn fields(&self) -> AstChildren<TypeRef> { support::children(&self.syntax) }
291 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) } 566 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) }
292} 567}
293 568/// The never type (i.e. the exclamation point).
569///
570/// ```
571/// type T = ❰ ! ❱;
572///
573/// fn no_return() -> ❰ ! ❱ {
574/// loop {}
575/// }
576/// ```
577///
578/// [Reference](https://doc.rust-lang.org/reference/types/never.html)
294#[derive(Debug, Clone, PartialEq, Eq, Hash)] 579#[derive(Debug, Clone, PartialEq, Eq, Hash)]
295pub struct NeverType { 580pub struct NeverType {
296 pub(crate) syntax: SyntaxNode, 581 pub(crate) syntax: SyntaxNode,
@@ -298,7 +583,17 @@ pub struct NeverType {
298impl NeverType { 583impl NeverType {
299 pub fn excl_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![!]) } 584 pub fn excl_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![!]) }
300} 585}
301 586/// Path to a type.
587/// Includes single identifier type names and elaborate paths with
588/// generic parameters.
589///
590/// ```
591/// type Foo = ❰ String ❱;
592/// type Bar = ❰ std::vec::Vec<T> ❱;
593/// type Baz = ❰ ::bruh::<Bruuh as Iterator>::Item ❱;
594/// ```
595///
596/// [Reference](https://doc.rust-lang.org/reference/paths.html)
302#[derive(Debug, Clone, PartialEq, Eq, Hash)] 597#[derive(Debug, Clone, PartialEq, Eq, Hash)]
303pub struct PathType { 598pub struct PathType {
304 pub(crate) syntax: SyntaxNode, 599 pub(crate) syntax: SyntaxNode,
@@ -306,7 +601,14 @@ pub struct PathType {
306impl PathType { 601impl PathType {
307 pub fn path(&self) -> Option<Path> { support::child(&self.syntax) } 602 pub fn path(&self) -> Option<Path> { support::child(&self.syntax) }
308} 603}
309 604/// Raw pointer type.
605///
606/// ```
607/// type Foo = ❰ *const u32 ❱;
608/// type Bar = ❰ *mut u32 ❱;
609/// ```
610///
611/// [Reference](https://doc.rust-lang.org/reference/types/pointer.html#raw-pointers-const-and-mut)
310#[derive(Debug, Clone, PartialEq, Eq, Hash)] 612#[derive(Debug, Clone, PartialEq, Eq, Hash)]
311pub struct PointerType { 613pub struct PointerType {
312 pub(crate) syntax: SyntaxNode, 614 pub(crate) syntax: SyntaxNode,
@@ -317,7 +619,13 @@ impl PointerType {
317 pub fn mut_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![mut]) } 619 pub fn mut_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![mut]) }
318 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) } 620 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) }
319} 621}
320 622/// Array type.
623///
624/// ```
625/// type Foo = ❰ [u32; 24 - 3] ❱;
626/// ```
627///
628/// [Reference](https://doc.rust-lang.org/reference/types/array.html)
321#[derive(Debug, Clone, PartialEq, Eq, Hash)] 629#[derive(Debug, Clone, PartialEq, Eq, Hash)]
322pub struct ArrayType { 630pub struct ArrayType {
323 pub(crate) syntax: SyntaxNode, 631 pub(crate) syntax: SyntaxNode,
@@ -329,7 +637,13 @@ impl ArrayType {
329 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 637 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
330 pub fn r_brack_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![']']) } 638 pub fn r_brack_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![']']) }
331} 639}
332 640/// Slice type.
641///
642/// ```
643/// type Foo = ❰ [u8] ❱;
644/// ```
645///
646/// [Reference](https://doc.rust-lang.org/reference/types/slice.html)
333#[derive(Debug, Clone, PartialEq, Eq, Hash)] 647#[derive(Debug, Clone, PartialEq, Eq, Hash)]
334pub struct SliceType { 648pub struct SliceType {
335 pub(crate) syntax: SyntaxNode, 649 pub(crate) syntax: SyntaxNode,
@@ -339,7 +653,13 @@ impl SliceType {
339 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) } 653 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) }
340 pub fn r_brack_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![']']) } 654 pub fn r_brack_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![']']) }
341} 655}
342 656/// Reference type.
657///
658/// ```
659/// type Foo = ❰ &'static str ❱;
660/// ```
661///
662/// [Reference](https://doc.rust-lang.org/reference/types/pointer.html)
343#[derive(Debug, Clone, PartialEq, Eq, Hash)] 663#[derive(Debug, Clone, PartialEq, Eq, Hash)]
344pub struct ReferenceType { 664pub struct ReferenceType {
345 pub(crate) syntax: SyntaxNode, 665 pub(crate) syntax: SyntaxNode,
@@ -352,7 +672,13 @@ impl ReferenceType {
352 pub fn mut_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![mut]) } 672 pub fn mut_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![mut]) }
353 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) } 673 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) }
354} 674}
355 675/// Placeholder type (i.e. the underscore).
676///
677/// ```
678/// let foo: ❰ _ ❱ = 42_u32;
679/// ```
680///
681/// [Reference](https://doc.rust-lang.org/reference/types/inferred.html)
356#[derive(Debug, Clone, PartialEq, Eq, Hash)] 682#[derive(Debug, Clone, PartialEq, Eq, Hash)]
357pub struct PlaceholderType { 683pub struct PlaceholderType {
358 pub(crate) syntax: SyntaxNode, 684 pub(crate) syntax: SyntaxNode,
@@ -360,7 +686,15 @@ pub struct PlaceholderType {
360impl PlaceholderType { 686impl PlaceholderType {
361 pub fn underscore_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![_]) } 687 pub fn underscore_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![_]) }
362} 688}
363 689/// Function pointer type (not to be confused with `Fn*` family of traits).
690///
691/// ```
692/// type Foo = ❰ async fn(#[attr] u32, named: bool) -> u32 ❱;
693///
694/// type Bar = ❰ extern "C" fn(variadic: u32, #[attr] ...) ❱;
695/// ```
696///
697/// [Reference](https://doc.rust-lang.org/reference/types/function-pointer.html)
364#[derive(Debug, Clone, PartialEq, Eq, Hash)] 698#[derive(Debug, Clone, PartialEq, Eq, Hash)]
365pub struct FnPointerType { 699pub struct FnPointerType {
366 pub(crate) syntax: SyntaxNode, 700 pub(crate) syntax: SyntaxNode,
@@ -372,7 +706,13 @@ impl FnPointerType {
372 pub fn param_list(&self) -> Option<ParamList> { support::child(&self.syntax) } 706 pub fn param_list(&self) -> Option<ParamList> { support::child(&self.syntax) }
373 pub fn ret_type(&self) -> Option<RetType> { support::child(&self.syntax) } 707 pub fn ret_type(&self) -> Option<RetType> { support::child(&self.syntax) }
374} 708}
375 709/// Higher order type.
710///
711/// ```
712/// type Foo = ❰ for<'a> fn(&'a str) ❱;
713/// ```
714///
715/// [Reference](https://doc.rust-lang.org/nomicon/hrtb.html)
376#[derive(Debug, Clone, PartialEq, Eq, Hash)] 716#[derive(Debug, Clone, PartialEq, Eq, Hash)]
377pub struct ForType { 717pub struct ForType {
378 pub(crate) syntax: SyntaxNode, 718 pub(crate) syntax: SyntaxNode,
@@ -382,7 +722,13 @@ impl ForType {
382 pub fn type_param_list(&self) -> Option<TypeParamList> { support::child(&self.syntax) } 722 pub fn type_param_list(&self) -> Option<TypeParamList> { support::child(&self.syntax) }
383 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) } 723 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) }
384} 724}
385 725/// Opaque `impl Trait` type.
726///
727/// ```
728/// fn foo(bar: ❰ impl Debug + Eq ❱) {}
729/// ```
730///
731/// [Reference](https://doc.rust-lang.org/reference/types/impl-trait.html)
386#[derive(Debug, Clone, PartialEq, Eq, Hash)] 732#[derive(Debug, Clone, PartialEq, Eq, Hash)]
387pub struct ImplTraitType { 733pub struct ImplTraitType {
388 pub(crate) syntax: SyntaxNode, 734 pub(crate) syntax: SyntaxNode,
@@ -391,7 +737,13 @@ impl ast::TypeBoundsOwner for ImplTraitType {}
391impl ImplTraitType { 737impl ImplTraitType {
392 pub fn impl_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![impl]) } 738 pub fn impl_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![impl]) }
393} 739}
394 740/// Trait object type.
741///
742/// ```
743/// type Foo = ❰ dyn Debug ❱;
744/// ```
745///
746/// [Reference](https://doc.rust-lang.org/reference/types/trait-object.html)
395#[derive(Debug, Clone, PartialEq, Eq, Hash)] 747#[derive(Debug, Clone, PartialEq, Eq, Hash)]
396pub struct DynTraitType { 748pub struct DynTraitType {
397 pub(crate) syntax: SyntaxNode, 749 pub(crate) syntax: SyntaxNode,
@@ -400,7 +752,13 @@ impl ast::TypeBoundsOwner for DynTraitType {}
400impl DynTraitType { 752impl DynTraitType {
401 pub fn dyn_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![dyn]) } 753 pub fn dyn_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![dyn]) }
402} 754}
403 755/// Tuple literal.
756///
757/// ```
758/// ❰ (42, true) ❱;
759/// ```
760///
761/// [Reference](https://doc.rust-lang.org/reference/expressions/tuple-expr.html)
404#[derive(Debug, Clone, PartialEq, Eq, Hash)] 762#[derive(Debug, Clone, PartialEq, Eq, Hash)]
405pub struct TupleExpr { 763pub struct TupleExpr {
406 pub(crate) syntax: SyntaxNode, 764 pub(crate) syntax: SyntaxNode,
@@ -411,7 +769,15 @@ impl TupleExpr {
411 pub fn exprs(&self) -> AstChildren<Expr> { support::children(&self.syntax) } 769 pub fn exprs(&self) -> AstChildren<Expr> { support::children(&self.syntax) }
412 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) } 770 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) }
413} 771}
414 772/// Array literal.
773///
774/// ```
775/// ❰ [#![inner_attr] true, false, true] ❱;
776///
777/// ❰ ["baz"; 24] ❱;
778/// ```
779///
780/// [Reference](https://doc.rust-lang.org/reference/expressions/array-expr.html)
415#[derive(Debug, Clone, PartialEq, Eq, Hash)] 781#[derive(Debug, Clone, PartialEq, Eq, Hash)]
416pub struct ArrayExpr { 782pub struct ArrayExpr {
417 pub(crate) syntax: SyntaxNode, 783 pub(crate) syntax: SyntaxNode,
@@ -423,7 +789,14 @@ impl ArrayExpr {
423 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) } 789 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) }
424 pub fn r_brack_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![']']) } 790 pub fn r_brack_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![']']) }
425} 791}
426 792/// Parenthesized expression.
793/// Note: parens are only used for grouping, this is not a tuple literal.
794///
795/// ```
796/// ❰ (#![inner_attr] 2 + 2) ❱ * 2;
797/// ```
798///
799/// [Reference](https://doc.rust-lang.org/reference/expressions/grouped-expr.html)
427#[derive(Debug, Clone, PartialEq, Eq, Hash)] 800#[derive(Debug, Clone, PartialEq, Eq, Hash)]
428pub struct ParenExpr { 801pub struct ParenExpr {
429 pub(crate) syntax: SyntaxNode, 802 pub(crate) syntax: SyntaxNode,
@@ -434,7 +807,19 @@ impl ParenExpr {
434 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 807 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
435 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) } 808 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) }
436} 809}
437 810/// Path to a symbol in expression context.
811/// Includes single identifier variable names and elaborate paths with
812/// generic parameters.
813///
814/// ```
815/// ❰ Some::<i32> ❱;
816/// ❰ foo ❱ + 42;
817/// ❰ Vec::<i32>::push ❱;
818/// ❰ <[i32]>::reverse ❱;
819/// ❰ <String as std::borrow::Borrow<str>>::borrow ❱;
820/// ```
821///
822/// [Reference](https://doc.rust-lang.org/reference/expressions/path-expr.html)
438#[derive(Debug, Clone, PartialEq, Eq, Hash)] 823#[derive(Debug, Clone, PartialEq, Eq, Hash)]
439pub struct PathExpr { 824pub struct PathExpr {
440 pub(crate) syntax: SyntaxNode, 825 pub(crate) syntax: SyntaxNode,
@@ -442,21 +827,48 @@ pub struct PathExpr {
442impl PathExpr { 827impl PathExpr {
443 pub fn path(&self) -> Option<Path> { support::child(&self.syntax) } 828 pub fn path(&self) -> Option<Path> { support::child(&self.syntax) }
444} 829}
445 830/// Anonymous callable object literal a.k.a. closure, lambda or functor.
831///
832/// ```
833/// ❰ || 42 ❱;
834/// ❰ |a: u32| val + 1 ❱;
835/// ❰ async |#[attr] Pattern(_): Pattern| { bar } ❱;
836/// ❰ move || baz ❱;
837/// ❰ || -> u32 { closure_with_ret_type_annotation_requires_block_expr } ❱
838/// ```
839///
840/// [Reference](https://doc.rust-lang.org/reference/expressions/closure-expr.html)
446#[derive(Debug, Clone, PartialEq, Eq, Hash)] 841#[derive(Debug, Clone, PartialEq, Eq, Hash)]
447pub struct LambdaExpr { 842pub struct LambdaExpr {
448 pub(crate) syntax: SyntaxNode, 843 pub(crate) syntax: SyntaxNode,
449} 844}
450impl ast::AttrsOwner for LambdaExpr {} 845impl ast::AttrsOwner for LambdaExpr {}
451impl LambdaExpr { 846impl LambdaExpr {
452 pub fn static_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![static]) }
453 pub fn async_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![async]) } 847 pub fn async_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![async]) }
454 pub fn move_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![move]) } 848 pub fn move_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![move]) }
455 pub fn param_list(&self) -> Option<ParamList> { support::child(&self.syntax) } 849 pub fn param_list(&self) -> Option<ParamList> { support::child(&self.syntax) }
456 pub fn ret_type(&self) -> Option<RetType> { support::child(&self.syntax) } 850 pub fn ret_type(&self) -> Option<RetType> { support::child(&self.syntax) }
457 pub fn body(&self) -> Option<Expr> { support::child(&self.syntax) } 851 pub fn body(&self) -> Option<Expr> { support::child(&self.syntax) }
458} 852}
459 853/// If expression. Includes both regular `if` and `if let` forms.
854/// Beware that `else if` is a special case syntax sugar, because in general
855/// there has to be block expression after `else`.
856///
857/// ```
858/// ❰ if bool_cond { 42 } ❱
859/// ❰ if bool_cond { 42 } else { 24 } ❱
860/// ❰ if bool_cond { 42 } else if bool_cond2 { 42 } ❱
861///
862/// ❰
863/// if let Pattern(foo) = bar {
864/// foo
865/// } else {
866/// panic!();
867/// }
868/// ❱
869/// ```
870///
871/// [Reference](https://doc.rust-lang.org/reference/expressions/if-expr.html)
460#[derive(Debug, Clone, PartialEq, Eq, Hash)] 872#[derive(Debug, Clone, PartialEq, Eq, Hash)]
461pub struct IfExpr { 873pub struct IfExpr {
462 pub(crate) syntax: SyntaxNode, 874 pub(crate) syntax: SyntaxNode,
@@ -466,7 +878,17 @@ impl IfExpr {
466 pub fn if_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![if]) } 878 pub fn if_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![if]) }
467 pub fn condition(&self) -> Option<Condition> { support::child(&self.syntax) } 879 pub fn condition(&self) -> Option<Condition> { support::child(&self.syntax) }
468} 880}
469 881/// Unconditional loop expression.
882///
883/// ```
884/// ❰
885/// loop {
886/// // yeah, it's that simple...
887/// }
888/// ❱
889/// ```
890///
891/// [Reference](https://doc.rust-lang.org/reference/expressions/loop-expr.html)
470#[derive(Debug, Clone, PartialEq, Eq, Hash)] 892#[derive(Debug, Clone, PartialEq, Eq, Hash)]
471pub struct LoopExpr { 893pub struct LoopExpr {
472 pub(crate) syntax: SyntaxNode, 894 pub(crate) syntax: SyntaxNode,
@@ -476,7 +898,20 @@ impl ast::LoopBodyOwner for LoopExpr {}
476impl LoopExpr { 898impl LoopExpr {
477 pub fn loop_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![loop]) } 899 pub fn loop_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![loop]) }
478} 900}
479 901/// Block expression with an optional prefix (label, try ketword,
902/// unsafe keyword, async keyword...).
903///
904/// ```
905/// ❰
906/// 'label: try {
907/// None?
908/// }
909/// ❱
910/// ```
911///
912/// - [try block](https://doc.rust-lang.org/unstable-book/language-features/try-blocks.html)
913/// - [unsafe block](https://doc.rust-lang.org/reference/expressions/block-expr.html#unsafe-blocks)
914/// - [async block](https://doc.rust-lang.org/reference/expressions/block-expr.html#async-blocks)
480#[derive(Debug, Clone, PartialEq, Eq, Hash)] 915#[derive(Debug, Clone, PartialEq, Eq, Hash)]
481pub struct EffectExpr { 916pub struct EffectExpr {
482 pub(crate) syntax: SyntaxNode, 917 pub(crate) syntax: SyntaxNode,
@@ -489,7 +924,19 @@ impl EffectExpr {
489 pub fn async_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![async]) } 924 pub fn async_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![async]) }
490 pub fn block_expr(&self) -> Option<BlockExpr> { support::child(&self.syntax) } 925 pub fn block_expr(&self) -> Option<BlockExpr> { support::child(&self.syntax) }
491} 926}
492 927/// For loop expression.
928/// Note: record struct literals are not valid as iterable expression
929/// due to ambiguity.
930///
931/// ```
932/// ❰
933/// for i in (0..4) {
934/// dbg!(i);
935/// }
936/// ❱
937/// ```
938///
939/// [Reference](https://doc.rust-lang.org/reference/expressions/loop-expr.html#iterator-loops)
493#[derive(Debug, Clone, PartialEq, Eq, Hash)] 940#[derive(Debug, Clone, PartialEq, Eq, Hash)]
494pub struct ForExpr { 941pub struct ForExpr {
495 pub(crate) syntax: SyntaxNode, 942 pub(crate) syntax: SyntaxNode,
@@ -502,7 +949,22 @@ impl ForExpr {
502 pub fn in_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![in]) } 949 pub fn in_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![in]) }
503 pub fn iterable(&self) -> Option<Expr> { support::child(&self.syntax) } 950 pub fn iterable(&self) -> Option<Expr> { support::child(&self.syntax) }
504} 951}
505 952/// While loop expression. Includes both regular `while` and `while let` forms.
953///
954/// ```
955/// ❰
956/// while bool_cond {
957/// 42;
958/// }
959/// ❱
960/// ❰
961/// while let Pattern(foo) = bar {
962/// bar += 1;
963/// }
964/// ❱
965/// ```
966///
967/// [Reference](https://doc.rust-lang.org/reference/expressions/loop-expr.html#predicate-loops)
506#[derive(Debug, Clone, PartialEq, Eq, Hash)] 968#[derive(Debug, Clone, PartialEq, Eq, Hash)]
507pub struct WhileExpr { 969pub struct WhileExpr {
508 pub(crate) syntax: SyntaxNode, 970 pub(crate) syntax: SyntaxNode,
@@ -513,7 +975,22 @@ impl WhileExpr {
513 pub fn while_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![while]) } 975 pub fn while_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![while]) }
514 pub fn condition(&self) -> Option<Condition> { support::child(&self.syntax) } 976 pub fn condition(&self) -> Option<Condition> { support::child(&self.syntax) }
515} 977}
516 978/// Continue expression.
979///
980/// ```
981/// while bool_cond {
982/// ❰ continue ❱;
983/// }
984///
985/// 'outer: loop {
986/// loop {
987/// ❰ continue 'outer ❱;
988/// }
989/// }
990///
991/// ```
992///
993/// [Reference](https://doc.rust-lang.org/reference/expressions/loop-expr.html#continue-expressions)
517#[derive(Debug, Clone, PartialEq, Eq, Hash)] 994#[derive(Debug, Clone, PartialEq, Eq, Hash)]
518pub struct ContinueExpr { 995pub struct ContinueExpr {
519 pub(crate) syntax: SyntaxNode, 996 pub(crate) syntax: SyntaxNode,
@@ -527,7 +1004,25 @@ impl ContinueExpr {
527 support::token(&self.syntax, T![lifetime]) 1004 support::token(&self.syntax, T![lifetime])
528 } 1005 }
529} 1006}
530 1007/// Break expression.
1008///
1009/// ```
1010/// while bool_cond {
1011/// ❰ break ❱;
1012/// }
1013/// 'outer: loop {
1014/// for foo in bar {
1015/// ❰ break 'outer ❱;
1016/// }
1017/// }
1018/// 'outer: loop {
1019/// loop {
1020/// ❰ break 'outer 42 ❱;
1021/// }
1022/// }
1023/// ```
1024///
1025/// [Refernce](https://doc.rust-lang.org/reference/expressions/loop-expr.html#break-expressions)
531#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1026#[derive(Debug, Clone, PartialEq, Eq, Hash)]
532pub struct BreakExpr { 1027pub struct BreakExpr {
533 pub(crate) syntax: SyntaxNode, 1028 pub(crate) syntax: SyntaxNode,
@@ -540,7 +1035,20 @@ impl BreakExpr {
540 } 1035 }
541 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 1036 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
542} 1037}
543 1038/// Label.
1039///
1040/// ```
1041/// ❰ 'outer: ❱ loop {}
1042///
1043/// let foo = ❰ 'bar: ❱ loop {}
1044///
1045/// ❰ 'baz: ❱ {
1046/// break 'baz;
1047/// }
1048/// ```
1049///
1050/// [Reference](https://doc.rust-lang.org/reference/expressions/loop-expr.html?highlight=label#loop-labels)
1051/// [Labels for blocks RFC](https://github.com/rust-lang/rfcs/blob/master/text/2046-label-break-value.md)
544#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1052#[derive(Debug, Clone, PartialEq, Eq, Hash)]
545pub struct Label { 1053pub struct Label {
546 pub(crate) syntax: SyntaxNode, 1054 pub(crate) syntax: SyntaxNode,
@@ -550,7 +1058,21 @@ impl Label {
550 support::token(&self.syntax, T![lifetime]) 1058 support::token(&self.syntax, T![lifetime])
551 } 1059 }
552} 1060}
553 1061/// Block expression. Includes unsafe blocks and block labels.
1062///
1063/// ```
1064/// let foo = ❰
1065/// {
1066/// #![inner_attr]
1067/// ❰ { } ❱
1068///
1069/// ❰ 'label: { break 'label } ❱
1070/// }
1071/// ❱;
1072/// ```
1073///
1074/// [Reference](https://doc.rust-lang.org/reference/expressions/block-expr.html)
1075/// [Labels for blocks RFC](https://github.com/rust-lang/rfcs/blob/master/text/2046-label-break-value.md)
554#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1076#[derive(Debug, Clone, PartialEq, Eq, Hash)]
555pub struct BlockExpr { 1077pub struct BlockExpr {
556 pub(crate) syntax: SyntaxNode, 1078 pub(crate) syntax: SyntaxNode,
@@ -563,7 +1085,17 @@ impl BlockExpr {
563 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 1085 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
564 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) } 1086 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) }
565} 1087}
566 1088/// Return expression.
1089///
1090/// ```
1091/// || ❰ return 42 ❱;
1092///
1093/// fn bar() {
1094/// ❰ return ❱;
1095/// }
1096/// ```
1097///
1098/// [Reference](https://doc.rust-lang.org/reference/expressions/return-expr.html)
567#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1099#[derive(Debug, Clone, PartialEq, Eq, Hash)]
568pub struct ReturnExpr { 1100pub struct ReturnExpr {
569 pub(crate) syntax: SyntaxNode, 1101 pub(crate) syntax: SyntaxNode,
@@ -572,7 +1104,16 @@ impl ast::AttrsOwner for ReturnExpr {}
572impl ReturnExpr { 1104impl ReturnExpr {
573 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 1105 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
574} 1106}
575 1107/// Call expression (not to be confused with method call expression, it is
1108/// a separate ast node).
1109///
1110/// ```
1111/// ❰ foo() ❱;
1112/// ❰ &str::len("bar") ❱;
1113/// ❰ <&str as PartialEq<&str>>::eq(&"", &"") ❱;
1114/// ```
1115///
1116/// [Reference](https://doc.rust-lang.org/reference/expressions/call-expr.html)
576#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1117#[derive(Debug, Clone, PartialEq, Eq, Hash)]
577pub struct CallExpr { 1118pub struct CallExpr {
578 pub(crate) syntax: SyntaxNode, 1119 pub(crate) syntax: SyntaxNode,
@@ -581,7 +1122,16 @@ impl ast::ArgListOwner for CallExpr {}
581impl CallExpr { 1122impl CallExpr {
582 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 1123 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
583} 1124}
584 1125/// Method call expression.
1126///
1127/// ```
1128/// ❰ receiver_expr.method() ❱;
1129/// ❰ receiver_expr.method::<T>(42, true) ❱;
1130///
1131/// ❰ ❰ ❰ foo.bar() ❱ .baz() ❱ .bruh() ❱;
1132/// ```
1133///
1134/// [Reference](https://doc.rust-lang.org/reference/expressions/method-call-expr.html)
585#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1135#[derive(Debug, Clone, PartialEq, Eq, Hash)]
586pub struct MethodCallExpr { 1136pub struct MethodCallExpr {
587 pub(crate) syntax: SyntaxNode, 1137 pub(crate) syntax: SyntaxNode,
@@ -594,7 +1144,13 @@ impl MethodCallExpr {
594 pub fn name_ref(&self) -> Option<NameRef> { support::child(&self.syntax) } 1144 pub fn name_ref(&self) -> Option<NameRef> { support::child(&self.syntax) }
595 pub fn type_arg_list(&self) -> Option<TypeArgList> { support::child(&self.syntax) } 1145 pub fn type_arg_list(&self) -> Option<TypeArgList> { support::child(&self.syntax) }
596} 1146}
597 1147/// Index expression a.k.a. subscript operator call.
1148///
1149/// ```
1150/// ❰ foo[42] ❱;
1151/// ```
1152///
1153/// [Reference](https://doc.rust-lang.org/reference/expressions/array-expr.html)
598#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1154#[derive(Debug, Clone, PartialEq, Eq, Hash)]
599pub struct IndexExpr { 1155pub struct IndexExpr {
600 pub(crate) syntax: SyntaxNode, 1156 pub(crate) syntax: SyntaxNode,
@@ -604,7 +1160,15 @@ impl IndexExpr {
604 pub fn l_brack_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['[']) } 1160 pub fn l_brack_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['[']) }
605 pub fn r_brack_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![']']) } 1161 pub fn r_brack_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![']']) }
606} 1162}
607 1163/// Field access expression.
1164///
1165/// ```
1166/// ❰ expr.bar ❱;
1167///
1168/// ❰ ❰ ❰ foo.bar ❱ .baz ❱ .bruh ❱;
1169/// ```
1170///
1171/// [Reference](https://doc.rust-lang.org/reference/expressions/field-expr.html)
608#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1172#[derive(Debug, Clone, PartialEq, Eq, Hash)]
609pub struct FieldExpr { 1173pub struct FieldExpr {
610 pub(crate) syntax: SyntaxNode, 1174 pub(crate) syntax: SyntaxNode,
@@ -615,7 +1179,13 @@ impl FieldExpr {
615 pub fn dot_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![.]) } 1179 pub fn dot_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![.]) }
616 pub fn name_ref(&self) -> Option<NameRef> { support::child(&self.syntax) } 1180 pub fn name_ref(&self) -> Option<NameRef> { support::child(&self.syntax) }
617} 1181}
618 1182/// Await operator call expression.
1183///
1184/// ```
1185/// ❰ expr.await ❱;
1186/// ```
1187///
1188/// [Reference](https://doc.rust-lang.org/reference/expressions/await-expr.html)
619#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1189#[derive(Debug, Clone, PartialEq, Eq, Hash)]
620pub struct AwaitExpr { 1190pub struct AwaitExpr {
621 pub(crate) syntax: SyntaxNode, 1191 pub(crate) syntax: SyntaxNode,
@@ -626,7 +1196,13 @@ impl AwaitExpr {
626 pub fn dot_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![.]) } 1196 pub fn dot_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![.]) }
627 pub fn await_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![await]) } 1197 pub fn await_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![await]) }
628} 1198}
629 1199/// The question mark operator call.
1200///
1201/// ```
1202/// ❰ expr? ❱;
1203/// ```
1204///
1205/// [Reference](https://doc.rust-lang.org/reference/expressions/operator-expr.html#the-question-mark-operator)
630#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1206#[derive(Debug, Clone, PartialEq, Eq, Hash)]
631pub struct TryExpr { 1207pub struct TryExpr {
632 pub(crate) syntax: SyntaxNode, 1208 pub(crate) syntax: SyntaxNode,
@@ -636,7 +1212,13 @@ impl TryExpr {
636 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 1212 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
637 pub fn question_mark_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![?]) } 1213 pub fn question_mark_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![?]) }
638} 1214}
639 1215/// Type cast expression.
1216///
1217/// ```
1218/// ❰ expr as T ❱;
1219/// ```
1220///
1221/// [Reference](https://doc.rust-lang.org/reference/expressions/operator-expr.html#type-cast-expressions)
640#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1222#[derive(Debug, Clone, PartialEq, Eq, Hash)]
641pub struct CastExpr { 1223pub struct CastExpr {
642 pub(crate) syntax: SyntaxNode, 1224 pub(crate) syntax: SyntaxNode,
@@ -647,7 +1229,14 @@ impl CastExpr {
647 pub fn as_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![as]) } 1229 pub fn as_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![as]) }
648 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) } 1230 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) }
649} 1231}
650 1232/// Borrow operator call.
1233///
1234/// ```
1235/// ❰ &foo ❱;
1236/// ❰ &mut bar ❱;
1237/// ```
1238///
1239/// [Reference](https://doc.rust-lang.org/reference/expressions/operator-expr.html#borrow-operators)
651#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1240#[derive(Debug, Clone, PartialEq, Eq, Hash)]
652pub struct RefExpr { 1241pub struct RefExpr {
653 pub(crate) syntax: SyntaxNode, 1242 pub(crate) syntax: SyntaxNode,
@@ -659,7 +1248,15 @@ impl RefExpr {
659 pub fn mut_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![mut]) } 1248 pub fn mut_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![mut]) }
660 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 1249 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
661} 1250}
662 1251/// Prefix operator call. This is either `!` or `*` or `-`.
1252///
1253/// ```
1254/// ❰ !foo ❱;
1255/// ❰ *bar ❱;
1256/// ❰ -42 ❱;
1257/// ```
1258///
1259/// [Reference](https://doc.rust-lang.org/reference/expressions/operator-expr.html)
663#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1260#[derive(Debug, Clone, PartialEq, Eq, Hash)]
664pub struct PrefixExpr { 1261pub struct PrefixExpr {
665 pub(crate) syntax: SyntaxNode, 1262 pub(crate) syntax: SyntaxNode,
@@ -668,7 +1265,13 @@ impl ast::AttrsOwner for PrefixExpr {}
668impl PrefixExpr { 1265impl PrefixExpr {
669 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 1266 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
670} 1267}
671 1268/// Box operator call.
1269///
1270/// ```
1271/// ❰ box 42 ❱;
1272/// ```
1273///
1274/// [RFC](https://github.com/rust-lang/rfcs/blob/0806be4f282144cfcd55b1d20284b43f87cbe1c6/text/0809-box-and-in-for-stdlib.md)
672#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1275#[derive(Debug, Clone, PartialEq, Eq, Hash)]
673pub struct BoxExpr { 1276pub struct BoxExpr {
674 pub(crate) syntax: SyntaxNode, 1277 pub(crate) syntax: SyntaxNode,
@@ -678,27 +1281,69 @@ impl BoxExpr {
678 pub fn box_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![box]) } 1281 pub fn box_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![box]) }
679 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 1282 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
680} 1283}
681 1284/// Range operator call.
1285///
1286/// ```
1287/// ❰ 0..42 ❱;
1288/// ❰ ..42 ❱;
1289/// ❰ 0.. ❱;
1290/// ❰ .. ❱;
1291/// ❰ 0..=42 ❱;
1292/// ❰ ..=42 ❱;
1293/// ```
1294///
1295/// [Reference](https://doc.rust-lang.org/reference/expressions/range-expr.html)
682#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1296#[derive(Debug, Clone, PartialEq, Eq, Hash)]
683pub struct RangeExpr { 1297pub struct RangeExpr {
684 pub(crate) syntax: SyntaxNode, 1298 pub(crate) syntax: SyntaxNode,
685} 1299}
686impl ast::AttrsOwner for RangeExpr {} 1300impl ast::AttrsOwner for RangeExpr {}
687impl RangeExpr {} 1301impl RangeExpr {}
688 1302/// Binary operator call.
1303/// Includes all arithmetic, logic, bitwise and assignment operators.
1304///
1305/// ```
1306/// ❰ 2 + ❰ 2 * 2 ❱ ❱;
1307/// ❰ ❰ true && false ❱ || true ❱;
1308/// ```
1309///
1310/// [Reference](https://doc.rust-lang.org/reference/expressions/operator-expr.html#arithmetic-and-logical-binary-operators)
689#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1311#[derive(Debug, Clone, PartialEq, Eq, Hash)]
690pub struct BinExpr { 1312pub struct BinExpr {
691 pub(crate) syntax: SyntaxNode, 1313 pub(crate) syntax: SyntaxNode,
692} 1314}
693impl ast::AttrsOwner for BinExpr {} 1315impl ast::AttrsOwner for BinExpr {}
694impl BinExpr {} 1316impl BinExpr {}
695 1317/// [Raw] string, [raw] byte string, char, byte, integer, float or bool literal.
1318///
1319/// ```
1320/// ❰ "str" ❱;
1321/// ❰ br##"raw byte str"## ❱;
1322/// ❰ 'c' ❱;
1323/// ❰ b'c' ❱;
1324/// ❰ 42 ❱;
1325/// ❰ 1e9 ❱;
1326/// ❰ true ❱;
1327/// ```
1328///
1329/// [Reference](https://doc.rust-lang.org/reference/expressions/literal-expr.html)
696#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1330#[derive(Debug, Clone, PartialEq, Eq, Hash)]
697pub struct Literal { 1331pub struct Literal {
698 pub(crate) syntax: SyntaxNode, 1332 pub(crate) syntax: SyntaxNode,
699} 1333}
700impl Literal {} 1334impl Literal {}
701 1335/// Match expression.
1336///
1337/// ```
1338/// ❰
1339/// match expr {
1340/// Pat1 => {}
1341/// Pat2(_) => 42,
1342/// }
1343/// ❱
1344/// ```
1345///
1346/// [Reference](https://doc.rust-lang.org/reference/expressions/match-expr.html)
702#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1347#[derive(Debug, Clone, PartialEq, Eq, Hash)]
703pub struct MatchExpr { 1348pub struct MatchExpr {
704 pub(crate) syntax: SyntaxNode, 1349 pub(crate) syntax: SyntaxNode,
@@ -709,7 +1354,20 @@ impl MatchExpr {
709 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 1354 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
710 pub fn match_arm_list(&self) -> Option<MatchArmList> { support::child(&self.syntax) } 1355 pub fn match_arm_list(&self) -> Option<MatchArmList> { support::child(&self.syntax) }
711} 1356}
712 1357/// Match arm list part of match expression. Includes its inner attributes.
1358///
1359/// ```
1360/// match expr
1361/// ❰
1362/// {
1363/// #![inner_attr]
1364/// Pat1 => {}
1365/// Pat2(_) => 42,
1366/// }
1367/// ❱
1368/// ```
1369///
1370/// [Reference](https://doc.rust-lang.org/reference/expressions/match-expr.html)
713#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1371#[derive(Debug, Clone, PartialEq, Eq, Hash)]
714pub struct MatchArmList { 1372pub struct MatchArmList {
715 pub(crate) syntax: SyntaxNode, 1373 pub(crate) syntax: SyntaxNode,
@@ -720,7 +1378,16 @@ impl MatchArmList {
720 pub fn arms(&self) -> AstChildren<MatchArm> { support::children(&self.syntax) } 1378 pub fn arms(&self) -> AstChildren<MatchArm> { support::children(&self.syntax) }
721 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) } 1379 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) }
722} 1380}
723 1381/// Match arm.
1382/// Note: record struct literals are not valid as target match expression
1383/// due to ambiguity.
1384/// ```
1385/// match expr {
1386/// ❰ #[attr] Pattern(it) if bool_cond => it ❱,
1387/// }
1388/// ```
1389///
1390/// [Reference](https://doc.rust-lang.org/reference/expressions/match-expr.html)
724#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1391#[derive(Debug, Clone, PartialEq, Eq, Hash)]
725pub struct MatchArm { 1392pub struct MatchArm {
726 pub(crate) syntax: SyntaxNode, 1393 pub(crate) syntax: SyntaxNode,
@@ -732,7 +1399,15 @@ impl MatchArm {
732 pub fn fat_arrow_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![=>]) } 1399 pub fn fat_arrow_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![=>]) }
733 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 1400 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
734} 1401}
735 1402/// Match guard.
1403///
1404/// ```
1405/// match expr {
1406/// Pattern(it) ❰ if bool_cond ❱ => it,
1407/// }
1408/// ```
1409///
1410/// [Reference](https://doc.rust-lang.org/reference/expressions/match-expr.html#match-guards)
736#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1411#[derive(Debug, Clone, PartialEq, Eq, Hash)]
737pub struct MatchGuard { 1412pub struct MatchGuard {
738 pub(crate) syntax: SyntaxNode, 1413 pub(crate) syntax: SyntaxNode,
@@ -741,7 +1416,21 @@ impl MatchGuard {
741 pub fn if_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![if]) } 1416 pub fn if_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![if]) }
742 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 1417 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
743} 1418}
744 1419/// Record literal expression. The same syntax is used for structs,
1420/// unions and record enum variants.
1421///
1422/// ```
1423/// ❰
1424/// foo::Bar {
1425/// #![inner_attr]
1426/// baz: 42,
1427/// bruh: true,
1428/// ..spread
1429/// }
1430/// ❱
1431/// ```
1432///
1433/// [Reference](https://doc.rust-lang.org/reference/expressions/struct-expr.html)
745#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1434#[derive(Debug, Clone, PartialEq, Eq, Hash)]
746pub struct RecordLit { 1435pub struct RecordLit {
747 pub(crate) syntax: SyntaxNode, 1436 pub(crate) syntax: SyntaxNode,
@@ -750,7 +1439,16 @@ impl RecordLit {
750 pub fn path(&self) -> Option<Path> { support::child(&self.syntax) } 1439 pub fn path(&self) -> Option<Path> { support::child(&self.syntax) }
751 pub fn record_field_list(&self) -> Option<RecordFieldList> { support::child(&self.syntax) } 1440 pub fn record_field_list(&self) -> Option<RecordFieldList> { support::child(&self.syntax) }
752} 1441}
753 1442/// Record field list including enclosing curly braces.
1443///
1444/// foo::Bar ❰
1445/// {
1446/// baz: 42,
1447/// ..spread
1448/// }
1449/// ❱
1450///
1451/// [Reference](https://doc.rust-lang.org/reference/expressions/struct-expr.html)
754#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1452#[derive(Debug, Clone, PartialEq, Eq, Hash)]
755pub struct RecordFieldList { 1453pub struct RecordFieldList {
756 pub(crate) syntax: SyntaxNode, 1454 pub(crate) syntax: SyntaxNode,
@@ -762,7 +1460,15 @@ impl RecordFieldList {
762 pub fn spread(&self) -> Option<Expr> { support::child(&self.syntax) } 1460 pub fn spread(&self) -> Option<Expr> { support::child(&self.syntax) }
763 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) } 1461 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) }
764} 1462}
765 1463/// Record field.
1464///
1465/// ```
1466/// foo::Bar {
1467/// ❰ #[attr] baz: 42 ❱
1468/// }
1469/// ```
1470///
1471/// [Reference](https://doc.rust-lang.org/reference/expressions/struct-expr.html)
766#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1472#[derive(Debug, Clone, PartialEq, Eq, Hash)]
767pub struct RecordField { 1473pub struct RecordField {
768 pub(crate) syntax: SyntaxNode, 1474 pub(crate) syntax: SyntaxNode,
@@ -773,7 +1479,13 @@ impl RecordField {
773 pub fn colon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![:]) } 1479 pub fn colon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![:]) }
774 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 1480 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
775} 1481}
776 1482/// Disjunction of patterns.
1483///
1484/// ```
1485/// let ❰ Foo(it) | Bar(it) | Baz(it) ❱ = bruh;
1486/// ```
1487///
1488/// [Reference](https://doc.rust-lang.org/reference/patterns.html)
777#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1489#[derive(Debug, Clone, PartialEq, Eq, Hash)]
778pub struct OrPat { 1490pub struct OrPat {
779 pub(crate) syntax: SyntaxNode, 1491 pub(crate) syntax: SyntaxNode,
@@ -781,7 +1493,14 @@ pub struct OrPat {
781impl OrPat { 1493impl OrPat {
782 pub fn pats(&self) -> AstChildren<Pat> { support::children(&self.syntax) } 1494 pub fn pats(&self) -> AstChildren<Pat> { support::children(&self.syntax) }
783} 1495}
784 1496/// Parenthesized pattern.
1497/// Note: parens are only used for grouping, this is not a tuple pattern.
1498///
1499/// ```
1500/// if let ❰ &(0..=42) ❱ = foo {}
1501/// ```
1502///
1503/// https://doc.rust-lang.org/reference/patterns.html#grouped-patterns
785#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1504#[derive(Debug, Clone, PartialEq, Eq, Hash)]
786pub struct ParenPat { 1505pub struct ParenPat {
787 pub(crate) syntax: SyntaxNode, 1506 pub(crate) syntax: SyntaxNode,
@@ -791,7 +1510,16 @@ impl ParenPat {
791 pub fn pat(&self) -> Option<Pat> { support::child(&self.syntax) } 1510 pub fn pat(&self) -> Option<Pat> { support::child(&self.syntax) }
792 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) } 1511 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) }
793} 1512}
794 1513/// Reference pattern.
1514/// Note: this has nothing to do with `ref` keyword, the latter is used in bind patterns.
1515///
1516/// ```
1517/// let ❰ &mut foo ❱ = bar;
1518/// ```
1519/// // TODO: clarify on the special case of double reference pattern
1520/// // described in the link bellow
1521///
1522/// [Reference](https://doc.rust-lang.org/reference/patterns.html#reference-patterns)
795#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1523#[derive(Debug, Clone, PartialEq, Eq, Hash)]
796pub struct RefPat { 1524pub struct RefPat {
797 pub(crate) syntax: SyntaxNode, 1525 pub(crate) syntax: SyntaxNode,
@@ -801,7 +1529,13 @@ impl RefPat {
801 pub fn mut_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![mut]) } 1529 pub fn mut_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![mut]) }
802 pub fn pat(&self) -> Option<Pat> { support::child(&self.syntax) } 1530 pub fn pat(&self) -> Option<Pat> { support::child(&self.syntax) }
803} 1531}
804 1532/// Box pattern.
1533///
1534/// ```
1535/// let ❰ box foo ❱ = box 42;
1536/// ```
1537///
1538/// [Unstable book](https://doc.rust-lang.org/unstable-book/language-features/box-patterns.html)
805#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1539#[derive(Debug, Clone, PartialEq, Eq, Hash)]
806pub struct BoxPat { 1540pub struct BoxPat {
807 pub(crate) syntax: SyntaxNode, 1541 pub(crate) syntax: SyntaxNode,
@@ -810,7 +1544,16 @@ impl BoxPat {
810 pub fn box_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![box]) } 1544 pub fn box_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![box]) }
811 pub fn pat(&self) -> Option<Pat> { support::child(&self.syntax) } 1545 pub fn pat(&self) -> Option<Pat> { support::child(&self.syntax) }
812} 1546}
813 1547/// Bind pattern.
1548///
1549/// ```
1550/// match foo {
1551/// Some(❰ ref mut bar ❱) => {}
1552/// ❰ baz @ None ❱ => {}
1553/// }
1554/// ```
1555///
1556/// [Reference](https://doc.rust-lang.org/reference/patterns.html#identifier-patterns)
814#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1557#[derive(Debug, Clone, PartialEq, Eq, Hash)]
815pub struct BindPat { 1558pub struct BindPat {
816 pub(crate) syntax: SyntaxNode, 1559 pub(crate) syntax: SyntaxNode,
@@ -823,7 +1566,13 @@ impl BindPat {
823 pub fn at_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![@]) } 1566 pub fn at_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![@]) }
824 pub fn pat(&self) -> Option<Pat> { support::child(&self.syntax) } 1567 pub fn pat(&self) -> Option<Pat> { support::child(&self.syntax) }
825} 1568}
826 1569/// Placeholder pattern a.k.a. the wildcard pattern or the underscore.
1570///
1571/// ```
1572/// let ❰ _ ❱ = foo;
1573/// ```
1574///
1575/// [Reference](https://doc.rust-lang.org/reference/patterns.html#wildcard-pattern)
827#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1576#[derive(Debug, Clone, PartialEq, Eq, Hash)]
828pub struct PlaceholderPat { 1577pub struct PlaceholderPat {
829 pub(crate) syntax: SyntaxNode, 1578 pub(crate) syntax: SyntaxNode,
@@ -831,7 +1580,16 @@ pub struct PlaceholderPat {
831impl PlaceholderPat { 1580impl PlaceholderPat {
832 pub fn underscore_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![_]) } 1581 pub fn underscore_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![_]) }
833} 1582}
834 1583/// Rest-of-the record/tuple pattern.
1584/// Note: this is not the unbonded range pattern (even more: it doesn't exist).
1585///
1586/// ```
1587/// let Foo { bar, ❰ .. ❱ } = baz;
1588/// let (❰ .. ❱, bruh) = (42, 24, 42);
1589/// let Bruuh(❰ .. ❱) = bruuuh;
1590/// ```
1591///
1592/// [Reference](https://doc.rust-lang.org/reference/patterns.html#struct-patterns)
835#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1593#[derive(Debug, Clone, PartialEq, Eq, Hash)]
836pub struct DotDotPat { 1594pub struct DotDotPat {
837 pub(crate) syntax: SyntaxNode, 1595 pub(crate) syntax: SyntaxNode,
@@ -839,7 +1597,15 @@ pub struct DotDotPat {
839impl DotDotPat { 1597impl DotDotPat {
840 pub fn dotdot_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![..]) } 1598 pub fn dotdot_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![..]) }
841} 1599}
842 1600/// Path pattern.
1601/// Doesn't include the underscore pattern (it is a special case, namely `PlaceholderPat`).
1602///
1603/// ```
1604/// let ❰ foo::bar::Baz ❱ { .. } = bruh;
1605/// if let ❰ CONST ❱ = 42 {}
1606/// ```
1607///
1608/// [Reference](https://doc.rust-lang.org/reference/patterns.html#path-patterns)
843#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1609#[derive(Debug, Clone, PartialEq, Eq, Hash)]
844pub struct PathPat { 1610pub struct PathPat {
845 pub(crate) syntax: SyntaxNode, 1611 pub(crate) syntax: SyntaxNode,
@@ -847,7 +1613,13 @@ pub struct PathPat {
847impl PathPat { 1613impl PathPat {
848 pub fn path(&self) -> Option<Path> { support::child(&self.syntax) } 1614 pub fn path(&self) -> Option<Path> { support::child(&self.syntax) }
849} 1615}
850 1616/// Slice pattern.
1617///
1618/// ```
1619/// let ❰ [foo, bar, baz] ❱ = [1, 2, 3];
1620/// ```
1621///
1622/// [Reference](https://doc.rust-lang.org/reference/patterns.html#slice-patterns)
851#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1623#[derive(Debug, Clone, PartialEq, Eq, Hash)]
852pub struct SlicePat { 1624pub struct SlicePat {
853 pub(crate) syntax: SyntaxNode, 1625 pub(crate) syntax: SyntaxNode,
@@ -857,13 +1629,33 @@ impl SlicePat {
857 pub fn args(&self) -> AstChildren<Pat> { support::children(&self.syntax) } 1629 pub fn args(&self) -> AstChildren<Pat> { support::children(&self.syntax) }
858 pub fn r_brack_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![']']) } 1630 pub fn r_brack_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![']']) }
859} 1631}
860 1632/// Range pattern.
1633///
1634/// ```
1635/// match foo {
1636/// ❰ 0..42 ❱ => {}
1637/// ❰ 0..=42 ❱ => {}
1638/// }
1639/// ```
1640///
1641/// [Reference](https://doc.rust-lang.org/reference/patterns.html#range-patterns)
861#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1642#[derive(Debug, Clone, PartialEq, Eq, Hash)]
862pub struct RangePat { 1643pub struct RangePat {
863 pub(crate) syntax: SyntaxNode, 1644 pub(crate) syntax: SyntaxNode,
864} 1645}
865impl RangePat {} 1646impl RangePat {}
866 1647/// Literal pattern.
1648/// Includes only bool, number, char, and string literals.
1649///
1650/// ```
1651/// match foo {
1652/// Number(❰ 42 ❱) => {}
1653/// String(❰ "42" ❱) => {}
1654/// Bool(❰ true ❱) => {}
1655/// }
1656/// ```
1657///
1658/// [Reference](https://doc.rust-lang.org/reference/patterns.html#literal-patterns)
867#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1659#[derive(Debug, Clone, PartialEq, Eq, Hash)]
868pub struct LiteralPat { 1660pub struct LiteralPat {
869 pub(crate) syntax: SyntaxNode, 1661 pub(crate) syntax: SyntaxNode,
@@ -871,7 +1663,13 @@ pub struct LiteralPat {
871impl LiteralPat { 1663impl LiteralPat {
872 pub fn literal(&self) -> Option<Literal> { support::child(&self.syntax) } 1664 pub fn literal(&self) -> Option<Literal> { support::child(&self.syntax) }
873} 1665}
874 1666/// Macro invocation in pattern position.
1667///
1668/// ```
1669/// let ❰ foo!(my custom syntax) ❱ = baz;
1670///
1671/// ```
1672/// [Reference](https://doc.rust-lang.org/reference/macros.html#macro-invocation)
875#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1673#[derive(Debug, Clone, PartialEq, Eq, Hash)]
876pub struct MacroPat { 1674pub struct MacroPat {
877 pub(crate) syntax: SyntaxNode, 1675 pub(crate) syntax: SyntaxNode,
@@ -879,7 +1677,13 @@ pub struct MacroPat {
879impl MacroPat { 1677impl MacroPat {
880 pub fn macro_call(&self) -> Option<MacroCall> { support::child(&self.syntax) } 1678 pub fn macro_call(&self) -> Option<MacroCall> { support::child(&self.syntax) }
881} 1679}
882 1680/// Record literal pattern.
1681///
1682/// ```
1683/// let ❰ foo::Bar { baz, .. } ❱ = bruh;
1684/// ```
1685///
1686/// [Reference](https://doc.rust-lang.org/reference/patterns.html#struct-patterns)
883#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1687#[derive(Debug, Clone, PartialEq, Eq, Hash)]
884pub struct RecordPat { 1688pub struct RecordPat {
885 pub(crate) syntax: SyntaxNode, 1689 pub(crate) syntax: SyntaxNode,
@@ -890,7 +1694,13 @@ impl RecordPat {
890 } 1694 }
891 pub fn path(&self) -> Option<Path> { support::child(&self.syntax) } 1695 pub fn path(&self) -> Option<Path> { support::child(&self.syntax) }
892} 1696}
893 1697/// Record literal's field patterns list including enclosing curly braces.
1698///
1699/// ```
1700/// let foo::Bar ❰ { baz, bind @ bruh, .. } ❱ = bruuh;
1701/// ``
1702///
1703/// [Reference](https://doc.rust-lang.org/reference/patterns.html#struct-patterns)
894#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1704#[derive(Debug, Clone, PartialEq, Eq, Hash)]
895pub struct RecordFieldPatList { 1705pub struct RecordFieldPatList {
896 pub(crate) syntax: SyntaxNode, 1706 pub(crate) syntax: SyntaxNode,
@@ -905,7 +1715,15 @@ impl RecordFieldPatList {
905 pub fn dotdot_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![..]) } 1715 pub fn dotdot_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![..]) }
906 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) } 1716 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) }
907} 1717}
908 1718/// Record literal's field pattern.
1719/// Note: record literal can also match tuple structs.
1720///
1721/// ```
1722/// let Foo { ❰ bar: _ ❱ } = baz;
1723/// let TupleStruct { ❰ 0: _ ❱ } = bruh;
1724/// ```
1725///
1726/// [Reference](https://doc.rust-lang.org/reference/patterns.html#struct-patterns)
909#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1727#[derive(Debug, Clone, PartialEq, Eq, Hash)]
910pub struct RecordFieldPat { 1728pub struct RecordFieldPat {
911 pub(crate) syntax: SyntaxNode, 1729 pub(crate) syntax: SyntaxNode,
@@ -916,7 +1734,13 @@ impl RecordFieldPat {
916 pub fn colon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![:]) } 1734 pub fn colon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![:]) }
917 pub fn pat(&self) -> Option<Pat> { support::child(&self.syntax) } 1735 pub fn pat(&self) -> Option<Pat> { support::child(&self.syntax) }
918} 1736}
919 1737/// Tuple struct literal pattern.
1738///
1739/// ```
1740/// let ❰ foo::Bar(baz, bruh) ❱ = bruuh;
1741/// ```
1742///
1743/// [Reference](https://doc.rust-lang.org/reference/patterns.html#tuple-struct-patterns)
920#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1744#[derive(Debug, Clone, PartialEq, Eq, Hash)]
921pub struct TupleStructPat { 1745pub struct TupleStructPat {
922 pub(crate) syntax: SyntaxNode, 1746 pub(crate) syntax: SyntaxNode,
@@ -927,7 +1751,14 @@ impl TupleStructPat {
927 pub fn args(&self) -> AstChildren<Pat> { support::children(&self.syntax) } 1751 pub fn args(&self) -> AstChildren<Pat> { support::children(&self.syntax) }
928 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) } 1752 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) }
929} 1753}
930 1754/// Tuple pattern.
1755/// Note: this doesn't include tuple structs (see `TupleStructPat`)
1756///
1757/// ```
1758/// let ❰ (foo, bar, .., baz) ❱ = bruh;
1759/// ```
1760///
1761/// [Reference](https://doc.rust-lang.org/reference/patterns.html#tuple-patterns)
931#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1762#[derive(Debug, Clone, PartialEq, Eq, Hash)]
932pub struct TuplePat { 1763pub struct TuplePat {
933 pub(crate) syntax: SyntaxNode, 1764 pub(crate) syntax: SyntaxNode,
@@ -937,7 +1768,17 @@ impl TuplePat {
937 pub fn args(&self) -> AstChildren<Pat> { support::children(&self.syntax) } 1768 pub fn args(&self) -> AstChildren<Pat> { support::children(&self.syntax) }
938 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) } 1769 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) }
939} 1770}
940 1771/// Visibility.
1772///
1773/// ```
1774/// ❰ pub mod ❱ foo;
1775/// ❰ pub(crate) ❱ struct Bar;
1776/// ❰ pub(self) ❱ enum Baz {}
1777/// ❰ pub(super) ❱ fn bruh() {}
1778/// ❰ pub(in bruuh::bruuuh) ❱ type T = u64;
1779/// ```
1780///
1781/// [Reference](https://doc.rust-lang.org/reference/visibility-and-privacy.html)
941#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1782#[derive(Debug, Clone, PartialEq, Eq, Hash)]
942pub struct Visibility { 1783pub struct Visibility {
943 pub(crate) syntax: SyntaxNode, 1784 pub(crate) syntax: SyntaxNode,
@@ -948,7 +1789,16 @@ impl Visibility {
948 pub fn self_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![self]) } 1789 pub fn self_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![self]) }
949 pub fn crate_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![crate]) } 1790 pub fn crate_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![crate]) }
950} 1791}
951 1792/// Single identifier.
1793/// // TODO: clarify the difference between Name and NameRef
1794///
1795/// ```
1796/// let ❰ foo ❱ = bar;
1797/// struct ❰ Baz ❱;
1798/// fn ❰ bruh ❱() {}
1799/// ```
1800///
1801/// [Reference](https://doc.rust-lang.org/reference/identifiers.html)
952#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1802#[derive(Debug, Clone, PartialEq, Eq, Hash)]
953pub struct Name { 1803pub struct Name {
954 pub(crate) syntax: SyntaxNode, 1804 pub(crate) syntax: SyntaxNode,
@@ -956,13 +1806,34 @@ pub struct Name {
956impl Name { 1806impl Name {
957 pub fn ident_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![ident]) } 1807 pub fn ident_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![ident]) }
958} 1808}
959 1809/// Reference to a name.
1810///
1811/// ```
1812/// let foo = ❰ bar ❱(❰ Baz(❰ bruh ❱) ❱;
1813/// ```
1814///
1815/// [Reference](https://doc.rust-lang.org/reference/identifiers.html)
960#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1816#[derive(Debug, Clone, PartialEq, Eq, Hash)]
961pub struct NameRef { 1817pub struct NameRef {
962 pub(crate) syntax: SyntaxNode, 1818 pub(crate) syntax: SyntaxNode,
963} 1819}
964impl NameRef {} 1820impl NameRef {}
965 1821/// Macro call.
1822/// Includes all of its attributes and doc comments.
1823///
1824/// ```
1825/// ❰
1826/// /// Docs
1827/// #[attr]
1828/// macro_rules! foo { // macro rules is also a macro call
1829/// ($bar: tt) => {}
1830/// }
1831/// ❱
1832///
1833/// ❰ foo!() ❱
1834/// ```
1835///
1836/// [Reference](https://doc.rust-lang.org/reference/macros.html)
966#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1837#[derive(Debug, Clone, PartialEq, Eq, Hash)]
967pub struct MacroCall { 1838pub struct MacroCall {
968 pub(crate) syntax: SyntaxNode, 1839 pub(crate) syntax: SyntaxNode,
@@ -976,7 +1847,18 @@ impl MacroCall {
976 pub fn token_tree(&self) -> Option<TokenTree> { support::child(&self.syntax) } 1847 pub fn token_tree(&self) -> Option<TokenTree> { support::child(&self.syntax) }
977 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) } 1848 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) }
978} 1849}
979 1850/// Attribute.
1851///
1852/// ```
1853/// ❰ #![inner_attr] ❱
1854///
1855/// ❰ #[attr] ❱
1856/// ❰ #[foo = "bar"] ❱
1857/// ❰ #[baz(bruh::bruuh = "42")] ❱
1858/// struct Foo;
1859/// ```
1860///
1861/// [Reference](https://doc.rust-lang.org/reference/attributes.html)
980#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1862#[derive(Debug, Clone, PartialEq, Eq, Hash)]
981pub struct Attr { 1863pub struct Attr {
982 pub(crate) syntax: SyntaxNode, 1864 pub(crate) syntax: SyntaxNode,
@@ -990,13 +1872,31 @@ impl Attr {
990 pub fn input(&self) -> Option<AttrInput> { support::child(&self.syntax) } 1872 pub fn input(&self) -> Option<AttrInput> { support::child(&self.syntax) }
991 pub fn r_brack_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![']']) } 1873 pub fn r_brack_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![']']) }
992} 1874}
993 1875/// // TODO: clarify on this AST type @edwin0cheng
1876///
1877/// ```
1878/// macro_call! ❰ { my syntax here } ❱;
1879/// ```
1880///
1881/// [Reference](https://doc.rust-lang.org/reference/macros.html)
994#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1882#[derive(Debug, Clone, PartialEq, Eq, Hash)]
995pub struct TokenTree { 1883pub struct TokenTree {
996 pub(crate) syntax: SyntaxNode, 1884 pub(crate) syntax: SyntaxNode,
997} 1885}
998impl TokenTree {} 1886impl TokenTree {}
999 1887/// Generic lifetime, type and constants parameters list **declaration**.
1888///
1889/// ```
1890/// fn foo❰ <'a, 'b, T, U, const BAR: u64> ❱() {}
1891///
1892/// struct Baz❰ <T> ❱(T);
1893///
1894/// impl❰ <T> ❱ Bruh<T> {}
1895///
1896/// type Bruuh = for❰ <'a> ❱ fn(&'a str) -> &'a str;
1897/// ```
1898///
1899/// [Reference](https://doc.rust-lang.org/reference/items/generics.html)
1000#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1900#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1001pub struct TypeParamList { 1901pub struct TypeParamList {
1002 pub(crate) syntax: SyntaxNode, 1902 pub(crate) syntax: SyntaxNode,
@@ -1009,7 +1909,13 @@ impl TypeParamList {
1009 pub fn const_params(&self) -> AstChildren<ConstParam> { support::children(&self.syntax) } 1909 pub fn const_params(&self) -> AstChildren<ConstParam> { support::children(&self.syntax) }
1010 pub fn r_angle_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![>]) } 1910 pub fn r_angle_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![>]) }
1011} 1911}
1012 1912/// Single type parameter **declaration**.
1913///
1914/// ```
1915/// fn foo<❰ K ❱, ❰ I ❱, ❰ E: Debug ❱, ❰ V = DefaultType ❱>() {}
1916/// ```
1917///
1918/// [Reference](https://doc.rust-lang.org/reference/items/generics.html)
1013#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1919#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1014pub struct TypeParam { 1920pub struct TypeParam {
1015 pub(crate) syntax: SyntaxNode, 1921 pub(crate) syntax: SyntaxNode,
@@ -1021,7 +1927,12 @@ impl TypeParam {
1021 pub fn eq_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![=]) } 1927 pub fn eq_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![=]) }
1022 pub fn default_type(&self) -> Option<TypeRef> { support::child(&self.syntax) } 1928 pub fn default_type(&self) -> Option<TypeRef> { support::child(&self.syntax) }
1023} 1929}
1024 1930/// Const generic parameter **declaration**.
1931/// ```
1932/// fn foo<T, U, ❰ const BAR: usize ❱, ❰ const BAZ: bool ❱>() {}
1933/// ```
1934///
1935/// [RFC](https://github.com/rust-lang/rfcs/blob/master/text/2000-const-generics.md#declaring-a-const-parameter)
1025#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1936#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1026pub struct ConstParam { 1937pub struct ConstParam {
1027 pub(crate) syntax: SyntaxNode, 1938 pub(crate) syntax: SyntaxNode,
@@ -1033,7 +1944,13 @@ impl ConstParam {
1033 pub fn eq_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![=]) } 1944 pub fn eq_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![=]) }
1034 pub fn default_val(&self) -> Option<Expr> { support::child(&self.syntax) } 1945 pub fn default_val(&self) -> Option<Expr> { support::child(&self.syntax) }
1035} 1946}
1036 1947/// Lifetime parameter **declaration**.
1948///
1949/// ```
1950/// fn foo<❰ 'a ❱, ❰ 'b ❱, V, G, D>(bar: &'a str, baz: &'b mut str) {}
1951/// ```
1952///
1953/// [Reference](https://doc.rust-lang.org/reference/items/generics.html)
1037#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1954#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1038pub struct LifetimeParam { 1955pub struct LifetimeParam {
1039 pub(crate) syntax: SyntaxNode, 1956 pub(crate) syntax: SyntaxNode,
@@ -1044,7 +1961,20 @@ impl LifetimeParam {
1044 support::token(&self.syntax, T![lifetime]) 1961 support::token(&self.syntax, T![lifetime])
1045 } 1962 }
1046} 1963}
1047 1964/// Type bound declaration clause.
1965///
1966/// ```
1967/// fn foo<T: ❰ ?Sized ❱ + ❰ Debug ❱>() {}
1968///
1969/// trait Bar<T>
1970/// where
1971/// T: ❰ Send ❱ + ❰ Sync ❱
1972/// {
1973/// type Baz: ❰ !Sync ❱ + ❰ Debug ❱;
1974/// }
1975/// ```
1976///
1977/// [Reference](https://doc.rust-lang.org/reference/trait-bounds.html)
1048#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1978#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1049pub struct TypeBound { 1979pub struct TypeBound {
1050 pub(crate) syntax: SyntaxNode, 1980 pub(crate) syntax: SyntaxNode,
@@ -1056,7 +1986,21 @@ impl TypeBound {
1056 pub fn const_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![const]) } 1986 pub fn const_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![const]) }
1057 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) } 1987 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) }
1058} 1988}
1059 1989/// Type bounds list.
1990///
1991/// ```
1992///
1993/// fn foo<T: ❰ ?Sized + Debug ❱>() {}
1994///
1995/// trait Bar<T>
1996/// where
1997/// T: ❰ Send + Sync ❱
1998/// {
1999/// type Baz: ❰ !Sync + Debug ❱;
2000/// }
2001/// ```
2002///
2003/// [Reference](https://doc.rust-lang.org/reference/trait-bounds.html)
1060#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2004#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1061pub struct TypeBoundList { 2005pub struct TypeBoundList {
1062 pub(crate) syntax: SyntaxNode, 2006 pub(crate) syntax: SyntaxNode,
@@ -1064,7 +2008,18 @@ pub struct TypeBoundList {
1064impl TypeBoundList { 2008impl TypeBoundList {
1065 pub fn bounds(&self) -> AstChildren<TypeBound> { support::children(&self.syntax) } 2009 pub fn bounds(&self) -> AstChildren<TypeBound> { support::children(&self.syntax) }
1066} 2010}
1067 2011/// Single where predicate.
2012///
2013/// ```
2014/// trait Foo<'a, 'b, T>
2015/// where
2016/// ❰ 'a: 'b ❱,
2017/// ❰ T: IntoIterator ❱,
2018/// ❰ for<'c> <T as IntoIterator>::Item: Bar<'c> ❱
2019/// {}
2020/// ```
2021///
2022/// [Reference](https://doc.rust-lang.org/reference/items/generics.html#where-clauses)
1068#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2023#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1069pub struct WherePred { 2024pub struct WherePred {
1070 pub(crate) syntax: SyntaxNode, 2025 pub(crate) syntax: SyntaxNode,
@@ -1076,7 +2031,14 @@ impl WherePred {
1076 } 2031 }
1077 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) } 2032 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) }
1078} 2033}
1079 2034/// Where clause.
2035///
2036/// ```
2037/// trait Foo<'a, T> ❰ where 'a: 'static, T: Debug ❱ {}
2038///
2039/// ```
2040///
2041/// [Reference](https://doc.rust-lang.org/reference/items/generics.html#where-clauses)
1080#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2042#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1081pub struct WhereClause { 2043pub struct WhereClause {
1082 pub(crate) syntax: SyntaxNode, 2044 pub(crate) syntax: SyntaxNode,
@@ -1085,13 +2047,42 @@ impl WhereClause {
1085 pub fn where_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![where]) } 2047 pub fn where_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![where]) }
1086 pub fn predicates(&self) -> AstChildren<WherePred> { support::children(&self.syntax) } 2048 pub fn predicates(&self) -> AstChildren<WherePred> { support::children(&self.syntax) }
1087} 2049}
1088 2050/// Abi declaration.
2051/// Note: the abi string is optional.
2052///
2053/// ```
2054/// ❰ extern "C" ❱ {
2055/// fn foo() {}
2056/// }
2057///
2058/// type Bar = ❰ extern ❱ fn() -> u32;
2059///
2060/// type Baz = ❰ extern r#"stdcall"# ❱ fn() -> bool;
2061/// ```
2062///
2063/// - [Extern blocks reference](https://doc.rust-lang.org/reference/items/external-blocks.html)
2064/// - [FFI function pointers reference](https://doc.rust-lang.org/reference/items/functions.html#functions)
1089#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2065#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1090pub struct Abi { 2066pub struct Abi {
1091 pub(crate) syntax: SyntaxNode, 2067 pub(crate) syntax: SyntaxNode,
1092} 2068}
1093impl Abi {} 2069impl Abi {}
1094 2070/// Expression statement.
2071/// Note: may be empty (i.e. only semicolon).
2072///
2073/// ```
2074/// ❰ 42; ❱
2075/// ❰ foo(); ❱
2076/// ❰ (); ❱
2077/// ❰ {}; ❱
2078/// ❰ /* empty */; ❱
2079///
2080/// // constructions with trailing curly brace can omit the semicolon // TODO: clarify
2081/// ❰ if bool_cond { } ❱
2082/// ❰ loop {} ❱
2083/// ```
2084///
2085/// [Reference](https://doc.rust-lang.org/reference/statements.html)
1095#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2086#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1096pub struct ExprStmt { 2087pub struct ExprStmt {
1097 pub(crate) syntax: SyntaxNode, 2088 pub(crate) syntax: SyntaxNode,
@@ -1101,7 +2092,16 @@ impl ExprStmt {
1101 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 2092 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
1102 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) } 2093 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) }
1103} 2094}
1104 2095/// Let statement.
2096///
2097/// ```
2098/// ❰ #[attr] let foo; ❱
2099/// ❰ let bar: u64; ❱
2100/// ❰ let baz = 42; ❱
2101/// ❰ let bruh: bool = true; ❱
2102/// ```
2103///
2104/// [Reference](https://doc.rust-lang.org/reference/statements.html#let-statements)
1105#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2105#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1106pub struct LetStmt { 2106pub struct LetStmt {
1107 pub(crate) syntax: SyntaxNode, 2107 pub(crate) syntax: SyntaxNode,
@@ -1115,7 +2115,18 @@ impl LetStmt {
1115 pub fn initializer(&self) -> Option<Expr> { support::child(&self.syntax) } 2115 pub fn initializer(&self) -> Option<Expr> { support::child(&self.syntax) }
1116 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) } 2116 pub fn semicolon_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![;]) }
1117} 2117}
1118 2118/// Condition of `if` or `while` expression.
2119///
2120/// ```
2121/// if ❰ true ❱ {}
2122/// if ❰ let Pat(foo) = bar ❱ {}
2123///
2124/// while ❰ true ❱ {}
2125/// while ❰ let Pat(baz) = bruh ❱ {}
2126/// ```
2127///
2128/// [If expression reference](https://doc.rust-lang.org/reference/expressions/if-expr.html)
2129/// [While expression reference](https://doc.rust-lang.org/reference/expressions/loop-expr.html#predicate-loops)
1119#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2130#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1120pub struct Condition { 2131pub struct Condition {
1121 pub(crate) syntax: SyntaxNode, 2132 pub(crate) syntax: SyntaxNode,
@@ -1126,7 +2137,18 @@ impl Condition {
1126 pub fn eq_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![=]) } 2137 pub fn eq_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![=]) }
1127 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 2138 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
1128} 2139}
1129 2140/// Parameter list **declaration**.
2141///
2142/// ```
2143/// fn foo❰ (a: u32, b: bool) ❱ -> u32 {}
2144/// let bar = ❰ |a, b| ❱ {};
2145///
2146/// impl Baz {
2147/// fn bruh❰ (&self, a: u32) ❱ {}
2148/// }
2149/// ```
2150///
2151/// [Reference](https://doc.rust-lang.org/reference/items/functions.html)ocs to codegen script
1130#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2152#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1131pub struct ParamList { 2153pub struct ParamList {
1132 pub(crate) syntax: SyntaxNode, 2154 pub(crate) syntax: SyntaxNode,
@@ -1137,7 +2159,19 @@ impl ParamList {
1137 pub fn params(&self) -> AstChildren<Param> { support::children(&self.syntax) } 2159 pub fn params(&self) -> AstChildren<Param> { support::children(&self.syntax) }
1138 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) } 2160 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) }
1139} 2161}
1140 2162/// Self parameter **declaration**.
2163///
2164/// ```
2165/// impl Bruh {
2166/// fn foo(❰ self ❱) {}
2167/// fn bar(❰ &self ❱) {}
2168/// fn baz(❰ &mut self ❱) {}
2169/// fn blah<'a>(❰ &'a self ❱) {}
2170/// fn blin(❰ self: Box<Self> ❱) {}
2171/// }
2172/// ```
2173///
2174/// [Reference](https://doc.rust-lang.org/reference/items/functions.html)
1141#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2175#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1142pub struct SelfParam { 2176pub struct SelfParam {
1143 pub(crate) syntax: SyntaxNode, 2177 pub(crate) syntax: SyntaxNode,
@@ -1152,7 +2186,17 @@ impl SelfParam {
1152 } 2186 }
1153 pub fn self_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![self]) } 2187 pub fn self_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![self]) }
1154} 2188}
1155 2189/// Parameter **declaration**.
2190///
2191/// ```
2192/// fn foo(❰ #[attr] Pat(bar): Pat(u32) ❱, ❰ #[attr] _: bool ❱) {}
2193///
2194/// extern "C" {
2195/// fn bar(❰ baz: u32 ❱, ❰ ... ❱) -> u32;
2196/// }
2197/// ```
2198///
2199/// [Reference](https://doc.rust-lang.org/reference/items/functions.html)
1156#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2200#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1157pub struct Param { 2201pub struct Param {
1158 pub(crate) syntax: SyntaxNode, 2202 pub(crate) syntax: SyntaxNode,
@@ -1163,7 +2207,16 @@ impl Param {
1163 pub fn pat(&self) -> Option<Pat> { support::child(&self.syntax) } 2207 pub fn pat(&self) -> Option<Pat> { support::child(&self.syntax) }
1164 pub fn dotdotdot_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![...]) } 2208 pub fn dotdotdot_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![...]) }
1165} 2209}
1166 2210/// Use declaration.
2211///
2212/// ```
2213/// ❰ #[attr] pub use foo; ❱
2214/// ❰ use bar as baz; ❱
2215/// ❰ use bruh::{self, bruuh}; ❱
2216/// ❰ use { blin::blen, blah::* };
2217/// ```
2218///
2219/// [Reference](https://doc.rust-lang.org/reference/items/use-declarations.html)
1167#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2220#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1168pub struct UseItem { 2221pub struct UseItem {
1169 pub(crate) syntax: SyntaxNode, 2222 pub(crate) syntax: SyntaxNode,
@@ -1174,7 +2227,16 @@ impl UseItem {
1174 pub fn use_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![use]) } 2227 pub fn use_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![use]) }
1175 pub fn use_tree(&self) -> Option<UseTree> { support::child(&self.syntax) } 2228 pub fn use_tree(&self) -> Option<UseTree> { support::child(&self.syntax) }
1176} 2229}
1177 2230/// Use tree.
2231///
2232/// ```
2233/// pub use ❰ foo::❰ * ❱ ❱;
2234/// use ❰ bar as baz ❱;
2235/// use ❰ bruh::bruuh::{ ❰ self ❱, ❰ blin ❱ } ❱;
2236/// use ❰ { ❰ blin::blen ❱ } ❱ // TODO: clarify if top-level curlies are `UseTree`
2237/// ```
2238///
2239/// [Reference](https://doc.rust-lang.org/reference/items/use-declarations.html)
1178#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2240#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1179pub struct UseTree { 2241pub struct UseTree {
1180 pub(crate) syntax: SyntaxNode, 2242 pub(crate) syntax: SyntaxNode,
@@ -1185,7 +2247,16 @@ impl UseTree {
1185 pub fn use_tree_list(&self) -> Option<UseTreeList> { support::child(&self.syntax) } 2247 pub fn use_tree_list(&self) -> Option<UseTreeList> { support::child(&self.syntax) }
1186 pub fn alias(&self) -> Option<Alias> { support::child(&self.syntax) } 2248 pub fn alias(&self) -> Option<Alias> { support::child(&self.syntax) }
1187} 2249}
1188 2250/// Item alias.
2251/// Note: this is not the type alias.
2252///
2253/// ```
2254/// use foo ❰ as bar ❱;
2255/// use baz::{bruh ❰ as _ ❱};
2256/// extern crate bruuh ❰ as blin ❱;
2257/// ```
2258///
2259/// [Reference](https://doc.rust-lang.org/reference/items/use-declarations.html)
1189#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2260#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1190pub struct Alias { 2261pub struct Alias {
1191 pub(crate) syntax: SyntaxNode, 2262 pub(crate) syntax: SyntaxNode,
@@ -1194,7 +2265,14 @@ impl ast::NameOwner for Alias {}
1194impl Alias { 2265impl Alias {
1195 pub fn as_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![as]) } 2266 pub fn as_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![as]) }
1196} 2267}
1197 2268/// Sublist of use trees.
2269///
2270/// ```
2271/// use bruh::bruuh::❰ { ❰ self ❱, ❰ blin ❱ } ❱;
2272/// use ❰ { blin::blen::❰ {} ❱ } ❱
2273/// ```
2274///
2275/// [Reference](https://doc.rust-lang.org/reference/items/use-declarations.html)
1198#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2276#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1199pub struct UseTreeList { 2277pub struct UseTreeList {
1200 pub(crate) syntax: SyntaxNode, 2278 pub(crate) syntax: SyntaxNode,
@@ -1204,7 +2282,14 @@ impl UseTreeList {
1204 pub fn use_trees(&self) -> AstChildren<UseTree> { support::children(&self.syntax) } 2282 pub fn use_trees(&self) -> AstChildren<UseTree> { support::children(&self.syntax) }
1205 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) } 2283 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) }
1206} 2284}
1207 2285/// Extern crate item.
2286///
2287/// ```
2288/// ❰ #[attr] pub extern crate foo; ❱
2289/// ❰ extern crate self as bar; ❱
2290/// ```
2291///
2292/// [Reference](https://doc.rust-lang.org/reference/items/extern-crates.html)
1208#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2293#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1209pub struct ExternCrateItem { 2294pub struct ExternCrateItem {
1210 pub(crate) syntax: SyntaxNode, 2295 pub(crate) syntax: SyntaxNode,
@@ -1217,7 +2302,13 @@ impl ExternCrateItem {
1217 pub fn name_ref(&self) -> Option<NameRef> { support::child(&self.syntax) } 2302 pub fn name_ref(&self) -> Option<NameRef> { support::child(&self.syntax) }
1218 pub fn alias(&self) -> Option<Alias> { support::child(&self.syntax) } 2303 pub fn alias(&self) -> Option<Alias> { support::child(&self.syntax) }
1219} 2304}
1220 2305/// Call site arguments list.
2306///
2307/// ```
2308/// foo::<T, U>❰ (42, true) ❱;
2309/// ```
2310///
2311/// [Reference](https://doc.rust-lang.org/reference/expressions/call-expr.html)
1221#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2312#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1222pub struct ArgList { 2313pub struct ArgList {
1223 pub(crate) syntax: SyntaxNode, 2314 pub(crate) syntax: SyntaxNode,
@@ -1227,7 +2318,17 @@ impl ArgList {
1227 pub fn args(&self) -> AstChildren<Expr> { support::children(&self.syntax) } 2318 pub fn args(&self) -> AstChildren<Expr> { support::children(&self.syntax) }
1228 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) } 2319 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) }
1229} 2320}
1230 2321/// Path to a symbol. Includes single identifier names and elaborate paths with
2322/// generic parameters.
2323///
2324/// ```
2325/// (0..10).❰ collect ❰ ::<Vec<_>> ❱ ❱();
2326/// ❰ Vec ❰ ::<u8> ❰ ::with_capacity ❱ ❱ ❱(1024);
2327/// ❰ <Foo as Bar> ❰ ::baz ❱ ❱();
2328/// ❰ <bruh> ❰ ::bruuh ❱ ❱();
2329/// ```
2330///
2331/// [Reference](https://doc.rust-lang.org/reference/paths.html)
1231#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2332#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1232pub struct Path { 2333pub struct Path {
1233 pub(crate) syntax: SyntaxNode, 2334 pub(crate) syntax: SyntaxNode,
@@ -1236,7 +2337,16 @@ impl Path {
1236 pub fn segment(&self) -> Option<PathSegment> { support::child(&self.syntax) } 2337 pub fn segment(&self) -> Option<PathSegment> { support::child(&self.syntax) }
1237 pub fn qualifier(&self) -> Option<Path> { support::child(&self.syntax) } 2338 pub fn qualifier(&self) -> Option<Path> { support::child(&self.syntax) }
1238} 2339}
1239 2340/// Segment of the path to a symbol.
2341///
2342/// ```
2343/// (0..10).❰ collect ❱ ❰ ::<Vec<_>> ❱();
2344/// ❰ Vec >| ❰ ::<u8> ❱ ❰ ::with_capacity ❱(1024);
2345/// ❰ <Foo as Bar> ❱ ❰ ::baz ❱();
2346/// ❰ <bruh> ❱ ❰ ::bruuh ❱();
2347/// ```
2348///
2349/// [Reference](https://doc.rust-lang.org/reference/paths.html)
1240#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2350#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1241pub struct PathSegment { 2351pub struct PathSegment {
1242 pub(crate) syntax: SyntaxNode, 2352 pub(crate) syntax: SyntaxNode,
@@ -1254,7 +2364,15 @@ impl PathSegment {
1254 pub fn path_type(&self) -> Option<PathType> { support::child(&self.syntax) } 2364 pub fn path_type(&self) -> Option<PathType> { support::child(&self.syntax) }
1255 pub fn r_angle_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![>]) } 2365 pub fn r_angle_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![>]) }
1256} 2366}
1257 2367/// List of type arguments that are passed at generic instantiation site.
2368///
2369/// ```
2370/// use foo ❰ ::<'a, u64, Item = Bar, 42, true> ❱::bar;
2371///
2372/// Vec❰ ::<bool> ❱::();
2373/// ```
2374///
2375/// [Reference](https://doc.rust-lang.org/reference/paths.html#paths-in-expressions)
1258#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2376#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1259pub struct TypeArgList { 2377pub struct TypeArgList {
1260 pub(crate) syntax: SyntaxNode, 2378 pub(crate) syntax: SyntaxNode,
@@ -1269,7 +2387,13 @@ impl TypeArgList {
1269 pub fn const_args(&self) -> AstChildren<ConstArg> { support::children(&self.syntax) } 2387 pub fn const_args(&self) -> AstChildren<ConstArg> { support::children(&self.syntax) }
1270 pub fn r_angle_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![>]) } 2388 pub fn r_angle_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![>]) }
1271} 2389}
1272 2390/// Type argument that is passed at generic instantiation site.
2391///
2392/// ```
2393/// use foo::<'a, ❰ u64 ❱, ❰ bool ❱, Item = Bar, 42>::baz;
2394/// ```
2395///
2396/// [Reference](https://doc.rust-lang.org/reference/paths.html#paths-in-expressions)
1273#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2397#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1274pub struct TypeArg { 2398pub struct TypeArg {
1275 pub(crate) syntax: SyntaxNode, 2399 pub(crate) syntax: SyntaxNode,
@@ -1277,7 +2401,13 @@ pub struct TypeArg {
1277impl TypeArg { 2401impl TypeArg {
1278 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) } 2402 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) }
1279} 2403}
1280 2404/// Associated type argument that is passed at generic instantiation site.
2405/// ```
2406/// use foo::<'a, u64, bool, ❰ Item = Bar ❱, 42>::baz;
2407///
2408/// trait Bruh<T>: Iterator<❰ Item: Debug ❱> {}
2409/// ```
2410///
1281#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2411#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1282pub struct AssocTypeArg { 2412pub struct AssocTypeArg {
1283 pub(crate) syntax: SyntaxNode, 2413 pub(crate) syntax: SyntaxNode,
@@ -1288,7 +2418,15 @@ impl AssocTypeArg {
1288 pub fn eq_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![=]) } 2418 pub fn eq_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![=]) }
1289 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) } 2419 pub fn type_ref(&self) -> Option<TypeRef> { support::child(&self.syntax) }
1290} 2420}
1291 2421/// Lifetime argument that is passed at generic instantiation site.
2422///
2423/// ```
2424/// fn foo<'a>(s: &'a str) {
2425/// bar::<❰ 'a ❱>(s);
2426/// }
2427/// ```
2428///
2429/// [Reference](https://doc.rust-lang.org/reference/paths.html#paths-in-expressions)
1292#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2430#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1293pub struct LifetimeArg { 2431pub struct LifetimeArg {
1294 pub(crate) syntax: SyntaxNode, 2432 pub(crate) syntax: SyntaxNode,
@@ -1298,7 +2436,15 @@ impl LifetimeArg {
1298 support::token(&self.syntax, T![lifetime]) 2436 support::token(&self.syntax, T![lifetime])
1299 } 2437 }
1300} 2438}
1301 2439/// Constant value argument that is passed at generic instantiation site.
2440///
2441/// ```
2442/// foo::<❰ u32 ❱, ❰ true ❱ >();
2443///
2444/// bar::<❰ { 2 + 2} ❱>();
2445/// ```
2446///
2447/// [RFC](https://github.com/rust-lang/rfcs/blob/master/text/2000-const-generics.md#declaring-a-const-parameter)
1302#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2448#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1303pub struct ConstArg { 2449pub struct ConstArg {
1304 pub(crate) syntax: SyntaxNode, 2450 pub(crate) syntax: SyntaxNode,
@@ -1308,14 +2454,28 @@ impl ConstArg {
1308 pub fn eq_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![=]) } 2454 pub fn eq_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![=]) }
1309 pub fn block_expr(&self) -> Option<BlockExpr> { support::child(&self.syntax) } 2455 pub fn block_expr(&self) -> Option<BlockExpr> { support::child(&self.syntax) }
1310} 2456}
1311 2457/// Macro items is a node that holds all the items created by expanding a macro.
2458///
2459/// ```
2460/// foo!(); // expands into some items -v
2461/// // ❰ struct Foo; impl Bar for Foo; ❱
2462/// ```
2463///
2464/// [Reference](https://doc.rust-lang.org/reference/macros.html)
1312#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2465#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1313pub struct MacroItems { 2466pub struct MacroItems {
1314 pub(crate) syntax: SyntaxNode, 2467 pub(crate) syntax: SyntaxNode,
1315} 2468}
1316impl ast::ModuleItemOwner for MacroItems {} 2469impl ast::ModuleItemOwner for MacroItems {}
1317impl MacroItems {} 2470impl MacroItems {}
1318 2471/// Macro statements is a node that holds an statements created by expanding a macro.
2472///
2473/// ```
2474/// foo!(); // expands into some statements -v
2475/// // ❰ foo_crate::bar(); ❱
2476/// ```
2477///
2478/// [Reference](https://doc.rust-lang.org/reference/macros.html)
1319#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2479#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1320pub struct MacroStmts { 2480pub struct MacroStmts {
1321 pub(crate) syntax: SyntaxNode, 2481 pub(crate) syntax: SyntaxNode,
@@ -1324,7 +2484,18 @@ impl MacroStmts {
1324 pub fn statements(&self) -> AstChildren<Stmt> { support::children(&self.syntax) } 2484 pub fn statements(&self) -> AstChildren<Stmt> { support::children(&self.syntax) }
1325 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) } 2485 pub fn expr(&self) -> Option<Expr> { support::child(&self.syntax) }
1326} 2486}
1327 2487/// List of items in an extern block.
2488///
2489/// ```
2490/// extern "C" ❰
2491/// {
2492/// fn foo();
2493/// static var: u32;
2494/// }
2495/// ❱
2496/// ```
2497///
2498/// [Reference](https://doc.rust-lang.org/reference/items/external-blocks.html)
1328#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2499#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1329pub struct ExternItemList { 2500pub struct ExternItemList {
1330 pub(crate) syntax: SyntaxNode, 2501 pub(crate) syntax: SyntaxNode,
@@ -1335,7 +2506,18 @@ impl ExternItemList {
1335 pub fn extern_items(&self) -> AstChildren<ExternItem> { support::children(&self.syntax) } 2506 pub fn extern_items(&self) -> AstChildren<ExternItem> { support::children(&self.syntax) }
1336 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) } 2507 pub fn r_curly_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T!['}']) }
1337} 2508}
1338 2509/// Extern block.
2510///
2511/// ```
2512/// ❰
2513/// extern "C" {
2514/// fn foo();
2515/// }
2516/// ❱
2517///
2518/// ```
2519///
2520/// [Reference](https://doc.rust-lang.org/reference/items/external-blocks.html)
1339#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2521#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1340pub struct ExternBlock { 2522pub struct ExternBlock {
1341 pub(crate) syntax: SyntaxNode, 2523 pub(crate) syntax: SyntaxNode,
@@ -1344,7 +2526,15 @@ impl ExternBlock {
1344 pub fn abi(&self) -> Option<Abi> { support::child(&self.syntax) } 2526 pub fn abi(&self) -> Option<Abi> { support::child(&self.syntax) }
1345 pub fn extern_item_list(&self) -> Option<ExternItemList> { support::child(&self.syntax) } 2527 pub fn extern_item_list(&self) -> Option<ExternItemList> { support::child(&self.syntax) }
1346} 2528}
1347 2529/// Meta item in an attribute.
2530///
2531/// ```
2532/// #[❰ bar::baz = "42" ❱]
2533/// #[❰ bruh(bruuh("true")) ❱]
2534/// struct Foo;
2535/// ```
2536///
2537/// [Reference](https://doc.rust-lang.org/reference/attributes.html?highlight=meta,item#meta-item-attribute-syntax)
1348#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2538#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1349pub struct MetaItem { 2539pub struct MetaItem {
1350 pub(crate) syntax: SyntaxNode, 2540 pub(crate) syntax: SyntaxNode,
@@ -1355,7 +2545,17 @@ impl MetaItem {
1355 pub fn attr_input(&self) -> Option<AttrInput> { support::child(&self.syntax) } 2545 pub fn attr_input(&self) -> Option<AttrInput> { support::child(&self.syntax) }
1356 pub fn nested_meta_items(&self) -> AstChildren<MetaItem> { support::children(&self.syntax) } 2546 pub fn nested_meta_items(&self) -> AstChildren<MetaItem> { support::children(&self.syntax) }
1357} 2547}
1358 2548/// Macro definition.
2549///
2550/// ```
2551/// ❰
2552/// macro_rules! foo {
2553/// ($bar:tt) => {$bar}
2554/// }
2555/// ❱
2556/// ```
2557///
2558/// [Reference](https://doc.rust-lang.org/reference/macros-by-example.html)
1359#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2559#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1360pub struct MacroDef { 2560pub struct MacroDef {
1361 pub(crate) syntax: SyntaxNode, 2561 pub(crate) syntax: SyntaxNode,
@@ -1364,7 +2564,7 @@ impl MacroDef {
1364 pub fn name(&self) -> Option<Name> { support::child(&self.syntax) } 2564 pub fn name(&self) -> Option<Name> { support::child(&self.syntax) }
1365 pub fn token_tree(&self) -> Option<TokenTree> { support::child(&self.syntax) } 2565 pub fn token_tree(&self) -> Option<TokenTree> { support::child(&self.syntax) }
1366} 2566}
1367 2567/// Any kind of nominal type definition.
1368#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2568#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1369pub enum NominalDef { 2569pub enum NominalDef {
1370 StructDef(StructDef), 2570 StructDef(StructDef),
@@ -1374,14 +2574,14 @@ pub enum NominalDef {
1374impl ast::NameOwner for NominalDef {} 2574impl ast::NameOwner for NominalDef {}
1375impl ast::TypeParamsOwner for NominalDef {} 2575impl ast::TypeParamsOwner for NominalDef {}
1376impl ast::AttrsOwner for NominalDef {} 2576impl ast::AttrsOwner for NominalDef {}
1377 2577/// Any kind of **declared** generic parameter
1378#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2578#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1379pub enum GenericParam { 2579pub enum GenericParam {
1380 LifetimeParam(LifetimeParam), 2580 LifetimeParam(LifetimeParam),
1381 TypeParam(TypeParam), 2581 TypeParam(TypeParam),
1382 ConstParam(ConstParam), 2582 ConstParam(ConstParam),
1383} 2583}
1384 2584/// Any kind of generic argument passed at instantiation site
1385#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2585#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1386pub enum GenericArg { 2586pub enum GenericArg {
1387 LifetimeArg(LifetimeArg), 2587 LifetimeArg(LifetimeArg),
@@ -1389,7 +2589,7 @@ pub enum GenericArg {
1389 ConstArg(ConstArg), 2589 ConstArg(ConstArg),
1390 AssocTypeArg(AssocTypeArg), 2590 AssocTypeArg(AssocTypeArg),
1391} 2591}
1392 2592/// Any kind of construct valid in type context
1393#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2593#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1394pub enum TypeRef { 2594pub enum TypeRef {
1395 ParenType(ParenType), 2595 ParenType(ParenType),
@@ -1406,7 +2606,7 @@ pub enum TypeRef {
1406 ImplTraitType(ImplTraitType), 2606 ImplTraitType(ImplTraitType),
1407 DynTraitType(DynTraitType), 2607 DynTraitType(DynTraitType),
1408} 2608}
1409 2609/// Any kind of top-level item that may appear in a module
1410#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2610#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1411pub enum ModuleItem { 2611pub enum ModuleItem {
1412 StructDef(StructDef), 2612 StructDef(StructDef),
@@ -1427,7 +2627,10 @@ pub enum ModuleItem {
1427impl ast::NameOwner for ModuleItem {} 2627impl ast::NameOwner for ModuleItem {}
1428impl ast::AttrsOwner for ModuleItem {} 2628impl ast::AttrsOwner for ModuleItem {}
1429impl ast::VisibilityOwner for ModuleItem {} 2629impl ast::VisibilityOwner for ModuleItem {}
1430 2630/// Any kind of item that may appear in an impl block
2631///
2632/// // TODO: is the following a fixme?
2633/// impl blocks can also contain MacroCall
1431#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2634#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1432pub enum AssocItem { 2635pub enum AssocItem {
1433 FnDef(FnDef), 2636 FnDef(FnDef),
@@ -1436,7 +2639,10 @@ pub enum AssocItem {
1436} 2639}
1437impl ast::NameOwner for AssocItem {} 2640impl ast::NameOwner for AssocItem {}
1438impl ast::AttrsOwner for AssocItem {} 2641impl ast::AttrsOwner for AssocItem {}
1439 2642/// Any kind of item that may appear in an extern block
2643///
2644/// // TODO: is the following a fixme?
2645/// extern blocks can also contain MacroCall
1440#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2646#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1441pub enum ExternItem { 2647pub enum ExternItem {
1442 FnDef(FnDef), 2648 FnDef(FnDef),
@@ -1445,7 +2651,7 @@ pub enum ExternItem {
1445impl ast::NameOwner for ExternItem {} 2651impl ast::NameOwner for ExternItem {}
1446impl ast::AttrsOwner for ExternItem {} 2652impl ast::AttrsOwner for ExternItem {}
1447impl ast::VisibilityOwner for ExternItem {} 2653impl ast::VisibilityOwner for ExternItem {}
1448 2654/// Any kind of expression
1449#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2655#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1450pub enum Expr { 2656pub enum Expr {
1451 TupleExpr(TupleExpr), 2657 TupleExpr(TupleExpr),
@@ -1481,7 +2687,7 @@ pub enum Expr {
1481 BoxExpr(BoxExpr), 2687 BoxExpr(BoxExpr),
1482} 2688}
1483impl ast::AttrsOwner for Expr {} 2689impl ast::AttrsOwner for Expr {}
1484 2690/// Any kind of pattern
1485#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2691#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1486pub enum Pat { 2692pub enum Pat {
1487 OrPat(OrPat), 2693 OrPat(OrPat),
@@ -1500,25 +2706,26 @@ pub enum Pat {
1500 LiteralPat(LiteralPat), 2706 LiteralPat(LiteralPat),
1501 MacroPat(MacroPat), 2707 MacroPat(MacroPat),
1502} 2708}
1503 2709/// Any kind of pattern that appears directly inside of the curly
2710/// braces of a record pattern
1504#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2711#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1505pub enum RecordInnerPat { 2712pub enum RecordInnerPat {
1506 RecordFieldPat(RecordFieldPat), 2713 RecordFieldPat(RecordFieldPat),
1507 BindPat(BindPat), 2714 BindPat(BindPat),
1508} 2715}
1509 2716/// Any kind of input to an attribute
1510#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2717#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1511pub enum AttrInput { 2718pub enum AttrInput {
1512 Literal(Literal), 2719 Literal(Literal),
1513 TokenTree(TokenTree), 2720 TokenTree(TokenTree),
1514} 2721}
1515 2722/// Any kind of statement
1516#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2723#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1517pub enum Stmt { 2724pub enum Stmt {
1518 LetStmt(LetStmt), 2725 LetStmt(LetStmt),
1519 ExprStmt(ExprStmt), 2726 ExprStmt(ExprStmt),
1520} 2727}
1521 2728/// Any kind of fields list (record or tuple field lists)
1522#[derive(Debug, Clone, PartialEq, Eq, Hash)] 2729#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1523pub enum FieldDefList { 2730pub enum FieldDefList {
1524 RecordFieldDefList(RecordFieldDefList), 2731 RecordFieldDefList(RecordFieldDefList),
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-27 09:03:15 +0000