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-rw-r--r--crates/syntax/Cargo.toml2
-rw-r--r--crates/syntax/src/ast/expr_ext.rs4
-rw-r--r--crates/syntax/src/ast/generated/nodes.rs33
-rw-r--r--crates/syntax/src/ast/make.rs8
-rw-r--r--crates/syntax/test_data/parser/inline/ok/0156_const_block_pat.rast76
-rw-r--r--crates/syntax/test_data/parser/inline/ok/0156_const_block_pat.rs4
-rw-r--r--crates/syntax/test_data/parser/inline/ok/0157_const_block.rast23
-rw-r--r--crates/syntax/test_data/parser/inline/ok/0157_const_block.rs1
-rw-r--r--crates/syntax/test_data/parser/inline/ok/0158_macro_rules_non_brace.rast57
-rw-r--r--crates/syntax/test_data/parser/inline/ok/0158_macro_rules_non_brace.rs2
10 files changed, 207 insertions, 3 deletions
diff --git a/crates/syntax/Cargo.toml b/crates/syntax/Cargo.toml
index c6a6f11e1..21015591c 100644
--- a/crates/syntax/Cargo.toml
+++ b/crates/syntax/Cargo.toml
@@ -13,7 +13,7 @@ doctest = false
13[dependencies] 13[dependencies]
14itertools = "0.9.0" 14itertools = "0.9.0"
15rowan = "0.10.0" 15rowan = "0.10.0"
16rustc_lexer = { version = "691.0.0", package = "rustc-ap-rustc_lexer" } 16rustc_lexer = { version = "695.0.0", package = "rustc-ap-rustc_lexer" }
17rustc-hash = "1.1.0" 17rustc-hash = "1.1.0"
18arrayvec = "0.5.1" 18arrayvec = "0.5.1"
19once_cell = "1.3.1" 19once_cell = "1.3.1"
diff --git a/crates/syntax/src/ast/expr_ext.rs b/crates/syntax/src/ast/expr_ext.rs
index e4a9b945c..636ce166d 100644
--- a/crates/syntax/src/ast/expr_ext.rs
+++ b/crates/syntax/src/ast/expr_ext.rs
@@ -358,6 +358,7 @@ pub enum Effect {
358 Async(SyntaxToken), 358 Async(SyntaxToken),
359 Unsafe(SyntaxToken), 359 Unsafe(SyntaxToken),
360 Try(SyntaxToken), 360 Try(SyntaxToken),
361 Const(SyntaxToken),
361 // Very much not an effect, but we stuff it into this node anyway 362 // Very much not an effect, but we stuff it into this node anyway
362 Label(ast::Label), 363 Label(ast::Label),
363} 364}
@@ -373,6 +374,9 @@ impl ast::EffectExpr {
373 if let Some(token) = self.try_token() { 374 if let Some(token) = self.try_token() {
374 return Effect::Try(token); 375 return Effect::Try(token);
375 } 376 }
377 if let Some(token) = self.const_token() {
378 return Effect::Const(token);
379 }
376 if let Some(label) = self.label() { 380 if let Some(label) = self.label() {
377 return Effect::Label(label); 381 return Effect::Label(label);
378 } 382 }
diff --git a/crates/syntax/src/ast/generated/nodes.rs b/crates/syntax/src/ast/generated/nodes.rs
index 1588ba93e..c5b80bffe 100644
--- a/crates/syntax/src/ast/generated/nodes.rs
+++ b/crates/syntax/src/ast/generated/nodes.rs
@@ -763,6 +763,7 @@ impl EffectExpr {
763 pub fn try_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![try]) } 763 pub fn try_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![try]) }
764 pub fn unsafe_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![unsafe]) } 764 pub fn unsafe_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![unsafe]) }
765 pub fn async_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![async]) } 765 pub fn async_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![async]) }
766 pub fn const_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![const]) }
766 pub fn block_expr(&self) -> Option<BlockExpr> { support::child(&self.syntax) } 767 pub fn block_expr(&self) -> Option<BlockExpr> { support::child(&self.syntax) }
767} 768}
768#[derive(Debug, Clone, PartialEq, Eq, Hash)] 769#[derive(Debug, Clone, PartialEq, Eq, Hash)]
@@ -1251,6 +1252,14 @@ impl TupleStructPat {
1251 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) } 1252 pub fn r_paren_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![')']) }
1252} 1253}
1253#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1254#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1255pub struct ConstBlockPat {
1256 pub(crate) syntax: SyntaxNode,
1257}
1258impl ConstBlockPat {
1259 pub fn const_token(&self) -> Option<SyntaxToken> { support::token(&self.syntax, T![const]) }
1260 pub fn block_expr(&self) -> Option<BlockExpr> { support::child(&self.syntax) }
1261}
1262#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1254pub struct RecordPatFieldList { 1263pub struct RecordPatFieldList {
1255 pub(crate) syntax: SyntaxNode, 1264 pub(crate) syntax: SyntaxNode,
1256} 1265}
@@ -1369,6 +1378,7 @@ pub enum Pat {
1369 SlicePat(SlicePat), 1378 SlicePat(SlicePat),
1370 TuplePat(TuplePat), 1379 TuplePat(TuplePat),
1371 TupleStructPat(TupleStructPat), 1380 TupleStructPat(TupleStructPat),
1381 ConstBlockPat(ConstBlockPat),
1372} 1382}
1373#[derive(Debug, Clone, PartialEq, Eq, Hash)] 1383#[derive(Debug, Clone, PartialEq, Eq, Hash)]
1374pub enum FieldList { 1384pub enum FieldList {
@@ -2772,6 +2782,17 @@ impl AstNode for TupleStructPat {
2772 } 2782 }
2773 fn syntax(&self) -> &SyntaxNode { &self.syntax } 2783 fn syntax(&self) -> &SyntaxNode { &self.syntax }
2774} 2784}
2785impl AstNode for ConstBlockPat {
2786 fn can_cast(kind: SyntaxKind) -> bool { kind == CONST_BLOCK_PAT }
2787 fn cast(syntax: SyntaxNode) -> Option<Self> {
2788 if Self::can_cast(syntax.kind()) {
2789 Some(Self { syntax })
2790 } else {
2791 None
2792 }
2793 }
2794 fn syntax(&self) -> &SyntaxNode { &self.syntax }
2795}
2775impl AstNode for RecordPatFieldList { 2796impl AstNode for RecordPatFieldList {
2776 fn can_cast(kind: SyntaxKind) -> bool { kind == RECORD_PAT_FIELD_LIST } 2797 fn can_cast(kind: SyntaxKind) -> bool { kind == RECORD_PAT_FIELD_LIST }
2777 fn cast(syntax: SyntaxNode) -> Option<Self> { 2798 fn cast(syntax: SyntaxNode) -> Option<Self> {
@@ -3242,12 +3263,15 @@ impl From<TuplePat> for Pat {
3242impl From<TupleStructPat> for Pat { 3263impl From<TupleStructPat> for Pat {
3243 fn from(node: TupleStructPat) -> Pat { Pat::TupleStructPat(node) } 3264 fn from(node: TupleStructPat) -> Pat { Pat::TupleStructPat(node) }
3244} 3265}
3266impl From<ConstBlockPat> for Pat {
3267 fn from(node: ConstBlockPat) -> Pat { Pat::ConstBlockPat(node) }
3268}
3245impl AstNode for Pat { 3269impl AstNode for Pat {
3246 fn can_cast(kind: SyntaxKind) -> bool { 3270 fn can_cast(kind: SyntaxKind) -> bool {
3247 match kind { 3271 match kind {
3248 IDENT_PAT | BOX_PAT | REST_PAT | LITERAL_PAT | MACRO_PAT | OR_PAT | PAREN_PAT 3272 IDENT_PAT | BOX_PAT | REST_PAT | LITERAL_PAT | MACRO_PAT | OR_PAT | PAREN_PAT
3249 | PATH_PAT | WILDCARD_PAT | RANGE_PAT | RECORD_PAT | REF_PAT | SLICE_PAT 3273 | PATH_PAT | WILDCARD_PAT | RANGE_PAT | RECORD_PAT | REF_PAT | SLICE_PAT
3250 | TUPLE_PAT | TUPLE_STRUCT_PAT => true, 3274 | TUPLE_PAT | TUPLE_STRUCT_PAT | CONST_BLOCK_PAT => true,
3251 _ => false, 3275 _ => false,
3252 } 3276 }
3253 } 3277 }
@@ -3268,6 +3292,7 @@ impl AstNode for Pat {
3268 SLICE_PAT => Pat::SlicePat(SlicePat { syntax }), 3292 SLICE_PAT => Pat::SlicePat(SlicePat { syntax }),
3269 TUPLE_PAT => Pat::TuplePat(TuplePat { syntax }), 3293 TUPLE_PAT => Pat::TuplePat(TuplePat { syntax }),
3270 TUPLE_STRUCT_PAT => Pat::TupleStructPat(TupleStructPat { syntax }), 3294 TUPLE_STRUCT_PAT => Pat::TupleStructPat(TupleStructPat { syntax }),
3295 CONST_BLOCK_PAT => Pat::ConstBlockPat(ConstBlockPat { syntax }),
3271 _ => return None, 3296 _ => return None,
3272 }; 3297 };
3273 Some(res) 3298 Some(res)
@@ -3289,6 +3314,7 @@ impl AstNode for Pat {
3289 Pat::SlicePat(it) => &it.syntax, 3314 Pat::SlicePat(it) => &it.syntax,
3290 Pat::TuplePat(it) => &it.syntax, 3315 Pat::TuplePat(it) => &it.syntax,
3291 Pat::TupleStructPat(it) => &it.syntax, 3316 Pat::TupleStructPat(it) => &it.syntax,
3317 Pat::ConstBlockPat(it) => &it.syntax,
3292 } 3318 }
3293 } 3319 }
3294} 3320}
@@ -4137,6 +4163,11 @@ impl std::fmt::Display for TupleStructPat {
4137 std::fmt::Display::fmt(self.syntax(), f) 4163 std::fmt::Display::fmt(self.syntax(), f)
4138 } 4164 }
4139} 4165}
4166impl std::fmt::Display for ConstBlockPat {
4167 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
4168 std::fmt::Display::fmt(self.syntax(), f)
4169 }
4170}
4140impl std::fmt::Display for RecordPatFieldList { 4171impl std::fmt::Display for RecordPatFieldList {
4141 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { 4172 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
4142 std::fmt::Display::fmt(self.syntax(), f) 4173 std::fmt::Display::fmt(self.syntax(), f)
diff --git a/crates/syntax/src/ast/make.rs b/crates/syntax/src/ast/make.rs
index ba7e5d2fb..cafa4c198 100644
--- a/crates/syntax/src/ast/make.rs
+++ b/crates/syntax/src/ast/make.rs
@@ -4,6 +4,11 @@
4//! Note that all functions here intended to be stupid constructors, which just 4//! Note that all functions here intended to be stupid constructors, which just
5//! assemble a finish node from immediate children. If you want to do something 5//! assemble a finish node from immediate children. If you want to do something
6//! smarter than that, it probably doesn't belong in this module. 6//! smarter than that, it probably doesn't belong in this module.
7//!
8//! Keep in mind that `from_text` functions should be kept private. The public
9//! API should require to assemble every node piecewise. The trick of
10//! `parse(format!())` we use internally is an implementation detail -- long
11//! term, it will be replaced with direct tree manipulation.
7use itertools::Itertools; 12use itertools::Itertools;
8use stdx::format_to; 13use stdx::format_to;
9 14
@@ -16,7 +21,8 @@ pub fn name(text: &str) -> ast::Name {
16pub fn name_ref(text: &str) -> ast::NameRef { 21pub fn name_ref(text: &str) -> ast::NameRef {
17 ast_from_text(&format!("fn f() {{ {}; }}", text)) 22 ast_from_text(&format!("fn f() {{ {}; }}", text))
18} 23}
19 24// FIXME: replace stringly-typed constructor with a family of typed ctors, a-la
25// `expr_xxx`.
20pub fn ty(text: &str) -> ast::Type { 26pub fn ty(text: &str) -> ast::Type {
21 ast_from_text(&format!("impl {} for D {{}};", text)) 27 ast_from_text(&format!("impl {} for D {{}};", text))
22} 28}
diff --git a/crates/syntax/test_data/parser/inline/ok/0156_const_block_pat.rast b/crates/syntax/test_data/parser/inline/ok/0156_const_block_pat.rast
new file mode 100644
index 000000000..8ff4822c4
--- /dev/null
+++ b/crates/syntax/test_data/parser/inline/ok/0156_const_block_pat.rast
@@ -0,0 +1,76 @@
1[email protected]
2 [email protected]
3 [email protected] "fn"
4 [email protected] " "
5 [email protected]
6 [email protected] "main"
7 [email protected]
8 [email protected] "("
9 [email protected] ")"
10 [email protected] " "
11 [email protected]
12 [email protected] "{"
13 [email protected] "\n "
14 [email protected]
15 [email protected] "let"
16 [email protected] " "
17 [email protected]
18 [email protected] "const"
19 [email protected] " "
20 [email protected]
21 [email protected] "{"
22 [email protected] " "
23 [email protected]
24 [email protected] "15"
25 [email protected] " "
26 [email protected] "}"
27 [email protected] " "
28 [email protected] "="
29 [email protected] " "
30 [email protected]
31 [email protected] "("
32 [email protected] ")"
33 [email protected] ";"
34 [email protected] "\n "
35 [email protected]
36 [email protected] "let"
37 [email protected] " "
38 [email protected]
39 [email protected] "const"
40 [email protected] " "
41 [email protected]
42 [email protected] "{"
43 [email protected] " "
44 [email protected]
45 [email protected]
46 [email protected]
47 [email protected]
48 [email protected]
49 [email protected]
50 [email protected] "foo"
51 [email protected]
52 [email protected] "("
53 [email protected] ")"
54 [email protected] ";"
55 [email protected] " "
56 [email protected]
57 [email protected]
58 [email protected]
59 [email protected]
60 [email protected]
61 [email protected] "bar"
62 [email protected]
63 [email protected] "("
64 [email protected] ")"
65 [email protected] " "
66 [email protected] "}"
67 [email protected] " "
68 [email protected] "="
69 [email protected] " "
70 [email protected]
71 [email protected] "("
72 [email protected] ")"
73 [email protected] ";"
74 [email protected] "\n"
75 [email protected] "}"
76 [email protected] "\n"
diff --git a/crates/syntax/test_data/parser/inline/ok/0156_const_block_pat.rs b/crates/syntax/test_data/parser/inline/ok/0156_const_block_pat.rs
new file mode 100644
index 000000000..dce9defac
--- /dev/null
+++ b/crates/syntax/test_data/parser/inline/ok/0156_const_block_pat.rs
@@ -0,0 +1,4 @@
1fn main() {
2 let const { 15 } = ();
3 let const { foo(); bar() } = ();
4}
diff --git a/crates/syntax/test_data/parser/inline/ok/0157_const_block.rast b/crates/syntax/test_data/parser/inline/ok/0157_const_block.rast
new file mode 100644
index 000000000..d5d2c8fe3
--- /dev/null
+++ b/crates/syntax/test_data/parser/inline/ok/0157_const_block.rast
@@ -0,0 +1,23 @@
1[email protected]
2 [email protected]
3 [email protected] "fn"
4 [email protected] " "
5 [email protected]
6 [email protected] "f"
7 [email protected]
8 [email protected] "("
9 [email protected] ")"
10 [email protected] " "
11 [email protected]
12 [email protected] "{"
13 [email protected] " "
14 [email protected]
15 [email protected] "const"
16 [email protected] " "
17 [email protected]
18 [email protected] "{"
19 [email protected] " "
20 [email protected] "}"
21 [email protected] " "
22 [email protected] "}"
23 [email protected] "\n"
diff --git a/crates/syntax/test_data/parser/inline/ok/0157_const_block.rs b/crates/syntax/test_data/parser/inline/ok/0157_const_block.rs
new file mode 100644
index 000000000..a2e3565a3
--- /dev/null
+++ b/crates/syntax/test_data/parser/inline/ok/0157_const_block.rs
@@ -0,0 +1 @@
fn f() { const { } }
diff --git a/crates/syntax/test_data/parser/inline/ok/0158_macro_rules_non_brace.rast b/crates/syntax/test_data/parser/inline/ok/0158_macro_rules_non_brace.rast
new file mode 100644
index 000000000..4a1f712aa
--- /dev/null
+++ b/crates/syntax/test_data/parser/inline/ok/0158_macro_rules_non_brace.rast
@@ -0,0 +1,57 @@
1[email protected]
2 [email protected]
3 [email protected] "macro_rules"
4 [email protected] "!"
5 [email protected] " "
6 [email protected]
7 [email protected] "m"
8 [email protected] " "
9 [email protected]
10 [email protected] "("
11 [email protected] " "
12 [email protected]
13 [email protected] "("
14 [email protected] "$"
15 [email protected] "i"
16 [email protected] ":"
17 [email protected] "ident"
18 [email protected] ")"
19 [email protected] " "
20 [email protected] "="
21 [email protected] ">"
22 [email protected] " "
23 [email protected]
24 [email protected] "{"
25 [email protected] "}"
26 [email protected] " "
27 [email protected] ")"
28 [email protected] ";"
29 [email protected] "\n"
30 [email protected]
31 [email protected] "macro_rules"
32 [email protected] "!"
33 [email protected] " "
34 [email protected]
35 [email protected] "m"
36 [email protected] " "
37 [email protected]
38 [email protected] "["
39 [email protected] " "
40 [email protected]
41 [email protected] "("
42 [email protected] "$"
43 [email protected] "i"
44 [email protected] ":"
45 [email protected] "ident"
46 [email protected] ")"
47 [email protected] " "
48 [email protected] "="
49 [email protected] ">"
50 [email protected] " "
51 [email protected]
52 [email protected] "{"
53 [email protected] "}"
54 [email protected] " "
55 [email protected] "]"
56 [email protected] ";"
57 [email protected] "\n"
diff --git a/crates/syntax/test_data/parser/inline/ok/0158_macro_rules_non_brace.rs b/crates/syntax/test_data/parser/inline/ok/0158_macro_rules_non_brace.rs
new file mode 100644
index 000000000..6033a28cd
--- /dev/null
+++ b/crates/syntax/test_data/parser/inline/ok/0158_macro_rules_non_brace.rs
@@ -0,0 +1,2 @@
1macro_rules! m ( ($i:ident) => {} );
2macro_rules! m [ ($i:ident) => {} ];
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-30 16:47:23 +0000