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-rw-r--r--.github/workflows/release.yaml1
-rw-r--r--.vscode/launch.json4
-rw-r--r--.vscode/tasks.json31
-rw-r--r--Cargo.lock8
-rw-r--r--crates/ra_assists/src/handlers/add_from_impl_for_enum.rs70
-rw-r--r--crates/ra_assists/src/handlers/replace_if_let_with_match.rs78
-rw-r--r--crates/ra_assists/src/handlers/replace_let_with_if_let.rs16
-rw-r--r--crates/ra_assists/src/handlers/replace_unwrap_with_match.rs52
-rw-r--r--crates/ra_assists/src/marks.rs1
-rw-r--r--crates/ra_assists/src/utils.rs110
-rw-r--r--crates/ra_flycheck/Cargo.toml2
-rw-r--r--crates/ra_hir/src/code_model.rs27
-rw-r--r--crates/ra_hir_expand/src/builtin_derive.rs113
-rw-r--r--crates/ra_hir_ty/src/lib.rs12
-rw-r--r--crates/ra_hir_ty/src/lower.rs42
-rw-r--r--crates/ra_hir_ty/src/tests/macros.rs33
-rw-r--r--crates/ra_hir_ty/src/tests/traits.rs30
-rw-r--r--crates/ra_hir_ty/src/utils.rs48
-rw-r--r--crates/ra_ide/src/completion/complete_dot.rs38
-rw-r--r--crates/ra_ide/src/completion/complete_unqualified_path.rs12
-rw-r--r--crates/ra_ide/src/completion/presentation.rs46
-rw-r--r--crates/ra_ide/src/snapshots/highlight_injection.html1
-rw-r--r--crates/ra_ide/src/snapshots/highlight_strings.html71
-rw-r--r--crates/ra_ide/src/snapshots/highlighting.html1
-rw-r--r--crates/ra_ide/src/snapshots/rainbow_highlighting.html1
-rw-r--r--crates/ra_ide/src/syntax_highlighting.rs2
-rw-r--r--crates/ra_ide/src/syntax_highlighting/html.rs1
-rw-r--r--crates/ra_ide/src/syntax_highlighting/tags.rs2
-rw-r--r--crates/ra_prof/src/hprof.rs45
-rw-r--r--crates/ra_syntax/src/ast.rs15
-rw-r--r--crates/ra_syntax/src/ast/make.rs3
-rw-r--r--crates/ra_syntax/src/ast/tokens.rs17
-rw-r--r--crates/rust-analyzer/Cargo.toml2
-rw-r--r--crates/rust-analyzer/src/conv.rs6
-rw-r--r--crates/rust-analyzer/src/main_loop/handlers.rs49
-rw-r--r--crates/rust-analyzer/src/req.rs15
-rw-r--r--crates/rust-analyzer/src/semantic_tokens.rs115
-rw-r--r--crates/rust-analyzer/tests/heavy_tests/main.rs27
-rw-r--r--docs/dev/architecture.md2
-rw-r--r--docs/user/readme.adoc44
-rw-r--r--editors/code/package.json1
-rw-r--r--xtask/src/dist.rs8
42 files changed, 850 insertions, 352 deletions
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 2c1192f07..3f52f31f8 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -39,7 +39,6 @@ jobs:
39 with: 39 with:
40 toolchain: stable 40 toolchain: stable
41 profile: minimal 41 profile: minimal
42 target: x86_64-unknown-linux-musl
43 override: true 42 override: true
44 43
45 - name: Install Nodejs 44 - name: Install Nodejs
diff --git a/.vscode/launch.json b/.vscode/launch.json
index 3f74d7566..6a2fff906 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -41,7 +41,7 @@
41 "outFiles": [ 41 "outFiles": [
42 "${workspaceFolder}/editors/code/out/**/*.js" 42 "${workspaceFolder}/editors/code/out/**/*.js"
43 ], 43 ],
44 "preLaunchTask": "Build Extension", 44 "preLaunchTask": "Build Server and Extension",
45 "skipFiles": [ 45 "skipFiles": [
46 "<node_internals>/**/*.js" 46 "<node_internals>/**/*.js"
47 ], 47 ],
@@ -62,7 +62,7 @@
62 "outFiles": [ 62 "outFiles": [
63 "${workspaceFolder}/editors/code/out/**/*.js" 63 "${workspaceFolder}/editors/code/out/**/*.js"
64 ], 64 ],
65 "preLaunchTask": "Build Extension", 65 "preLaunchTask": "Build Server (Release) and Extension",
66 "skipFiles": [ 66 "skipFiles": [
67 "<node_internals>/**/*.js" 67 "<node_internals>/**/*.js"
68 ], 68 ],
diff --git a/.vscode/tasks.json b/.vscode/tasks.json
index 4037e7cce..0969ce89a 100644
--- a/.vscode/tasks.json
+++ b/.vscode/tasks.json
@@ -4,7 +4,7 @@
4 "version": "2.0.0", 4 "version": "2.0.0",
5 "tasks": [ 5 "tasks": [
6 { 6 {
7 "label": "Build Extension", 7 "label": "Build Extension in Background",
8 "group": "build", 8 "group": "build",
9 "type": "npm", 9 "type": "npm",
10 "script": "watch", 10 "script": "watch",
@@ -16,11 +16,40 @@
16 "isBackground": true, 16 "isBackground": true,
17 }, 17 },
18 { 18 {
19 "label": "Build Extension",
20 "group": "build",
21 "type": "npm",
22 "script": "build",
23 "path": "editors/code/",
24 "problemMatcher": {
25 "base": "$tsc",
26 "fileLocation": ["relative", "${workspaceFolder}/editors/code/"]
27 },
28 },
29 {
19 "label": "Build Server", 30 "label": "Build Server",
20 "group": "build", 31 "group": "build",
21 "type": "shell", 32 "type": "shell",
22 "command": "cargo build --package rust-analyzer", 33 "command": "cargo build --package rust-analyzer",
23 "problemMatcher": "$rustc" 34 "problemMatcher": "$rustc"
24 }, 35 },
36 {
37 "label": "Build Server (Release)",
38 "group": "build",
39 "type": "shell",
40 "command": "cargo build --release --package rust-analyzer",
41 "problemMatcher": "$rustc"
42 },
43
44 {
45 "label": "Build Server and Extension",
46 "dependsOn": ["Build Server", "Build Extension"],
47 "problemMatcher": "$rustc"
48 },
49 {
50 "label": "Build Server (Release) and Extension",
51 "dependsOn": ["Build Server (Release)", "Build Extension"],
52 "problemMatcher": "$rustc"
53 }
25 ] 54 ]
26} 55}
diff --git a/Cargo.lock b/Cargo.lock
index 367ff3f82..e933598fb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -68,9 +68,9 @@ dependencies = [
68 68
69[[package]] 69[[package]]
70name = "base64" 70name = "base64"
71version = "0.11.0" 71version = "0.12.0"
72source = "registry+https://github.com/rust-lang/crates.io-index" 72source = "registry+https://github.com/rust-lang/crates.io-index"
73checksum = "b41b7ea54a0c9d92199de89e20e58d49f02f8e699814ef3fdf266f6f748d15c7" 73checksum = "7d5ca2cd0adc3f48f9e9ea5a6bbdf9ccc0bfade884847e484d452414c7ccffb3"
74 74
75[[package]] 75[[package]]
76name = "bitflags" 76name = "bitflags"
@@ -645,9 +645,9 @@ dependencies = [
645 645
646[[package]] 646[[package]]
647name = "lsp-types" 647name = "lsp-types"
648version = "0.73.0" 648version = "0.74.0"
649source = "registry+https://github.com/rust-lang/crates.io-index" 649source = "registry+https://github.com/rust-lang/crates.io-index"
650checksum = "93d0cf64ea141b43d9e055f6b9df13f0bce32b103d84237509ce0a571ab9b159" 650checksum = "820f746e5716ab9a2d664794636188bd003023b72e55404ee27105dc22869922"
651dependencies = [ 651dependencies = [
652 "base64", 652 "base64",
653 "bitflags", 653 "bitflags",
diff --git a/crates/ra_assists/src/handlers/add_from_impl_for_enum.rs b/crates/ra_assists/src/handlers/add_from_impl_for_enum.rs
index 03806724a..49deb6701 100644
--- a/crates/ra_assists/src/handlers/add_from_impl_for_enum.rs
+++ b/crates/ra_assists/src/handlers/add_from_impl_for_enum.rs
@@ -1,11 +1,12 @@
1use ra_ide_db::RootDatabase;
1use ra_syntax::{ 2use ra_syntax::{
2 ast::{self, AstNode, NameOwner}, 3 ast::{self, AstNode, NameOwner},
3 TextSize, 4 TextSize,
4}; 5};
5use stdx::format_to; 6use stdx::format_to;
6 7
7use crate::{Assist, AssistCtx, AssistId}; 8use crate::{utils::FamousDefs, Assist, AssistCtx, AssistId};
8use ra_ide_db::RootDatabase; 9use test_utils::tested_by;
9 10
10// Assist add_from_impl_for_enum 11// Assist add_from_impl_for_enum
11// 12//
@@ -41,7 +42,8 @@ pub(crate) fn add_from_impl_for_enum(ctx: AssistCtx) -> Option<Assist> {
41 _ => return None, 42 _ => return None,
42 }; 43 };
43 44
44 if already_has_from_impl(ctx.sema, &variant) { 45 if existing_from_impl(ctx.sema, &variant).is_some() {
46 tested_by!(test_add_from_impl_already_exists);
45 return None; 47 return None;
46 } 48 }
47 49
@@ -70,41 +72,33 @@ impl From<{0}> for {1} {{
70 ) 72 )
71} 73}
72 74
73fn already_has_from_impl( 75fn existing_from_impl(
74 sema: &'_ hir::Semantics<'_, RootDatabase>, 76 sema: &'_ hir::Semantics<'_, RootDatabase>,
75 variant: &ast::EnumVariant, 77 variant: &ast::EnumVariant,
76) -> bool { 78) -> Option<()> {
77 let scope = sema.scope(&variant.syntax()); 79 let variant = sema.to_def(variant)?;
80 let enum_ = variant.parent_enum(sema.db);
81 let krate = enum_.module(sema.db).krate();
78 82
79 let from_path = ast::make::path_from_text("From"); 83 let from_trait = FamousDefs(sema, krate).core_convert_From()?;
80 let from_hir_path = match hir::Path::from_ast(from_path) {
81 Some(p) => p,
82 None => return false,
83 };
84 let from_trait = match scope.resolve_hir_path(&from_hir_path) {
85 Some(hir::PathResolution::Def(hir::ModuleDef::Trait(t))) => t,
86 _ => return false,
87 };
88 84
89 let e: hir::Enum = match sema.to_def(&variant.parent_enum()) { 85 let enum_type = enum_.ty(sema.db);
90 Some(e) => e,
91 None => return false,
92 };
93 let e_ty = e.ty(sema.db);
94 86
95 let hir_enum_var: hir::EnumVariant = match sema.to_def(variant) { 87 let wrapped_type = variant.fields(sema.db).get(0)?.signature_ty(sema.db);
96 Some(ev) => ev,
97 None => return false,
98 };
99 let var_ty = hir_enum_var.fields(sema.db)[0].signature_ty(sema.db);
100 88
101 e_ty.impls_trait(sema.db, from_trait, &[var_ty]) 89 if enum_type.impls_trait(sema.db, from_trait, &[wrapped_type]) {
90 Some(())
91 } else {
92 None
93 }
102} 94}
103 95
104#[cfg(test)] 96#[cfg(test)]
105mod tests { 97mod tests {
106 use super::*; 98 use super::*;
99
107 use crate::helpers::{check_assist, check_assist_not_applicable}; 100 use crate::helpers::{check_assist, check_assist_not_applicable};
101 use test_utils::covers;
108 102
109 #[test] 103 #[test]
110 fn test_add_from_impl_for_enum() { 104 fn test_add_from_impl_for_enum() {
@@ -136,36 +130,40 @@ mod tests {
136 ); 130 );
137 } 131 }
138 132
133 fn check_not_applicable(ra_fixture: &str) {
134 let fixture =
135 format!("//- main.rs crate:main deps:core\n{}\n{}", ra_fixture, FamousDefs::FIXTURE);
136 check_assist_not_applicable(add_from_impl_for_enum, &fixture)
137 }
138
139 #[test] 139 #[test]
140 fn test_add_from_impl_no_element() { 140 fn test_add_from_impl_no_element() {
141 check_assist_not_applicable(add_from_impl_for_enum, "enum A { <|>One }"); 141 check_not_applicable("enum A { <|>One }");
142 } 142 }
143 143
144 #[test] 144 #[test]
145 fn test_add_from_impl_more_than_one_element_in_tuple() { 145 fn test_add_from_impl_more_than_one_element_in_tuple() {
146 check_assist_not_applicable(add_from_impl_for_enum, "enum A { <|>One(u32, String) }"); 146 check_not_applicable("enum A { <|>One(u32, String) }");
147 } 147 }
148 148
149 #[test] 149 #[test]
150 fn test_add_from_impl_struct_variant() { 150 fn test_add_from_impl_struct_variant() {
151 check_assist_not_applicable(add_from_impl_for_enum, "enum A { <|>One { x: u32 } }"); 151 check_not_applicable("enum A { <|>One { x: u32 } }");
152 } 152 }
153 153
154 #[test] 154 #[test]
155 fn test_add_from_impl_already_exists() { 155 fn test_add_from_impl_already_exists() {
156 check_assist_not_applicable( 156 covers!(test_add_from_impl_already_exists);
157 add_from_impl_for_enum, 157 check_not_applicable(
158 r#"enum A { <|>One(u32), } 158 r#"
159enum A { <|>One(u32), }
159 160
160impl From<u32> for A { 161impl From<u32> for A {
161 fn from(v: u32) -> Self { 162 fn from(v: u32) -> Self {
162 A::One(v) 163 A::One(v)
163 } 164 }
164} 165}
165 166"#,
166pub trait From<T> {
167 fn from(T) -> Self;
168}"#,
169 ); 167 );
170 } 168 }
171 169
diff --git a/crates/ra_assists/src/handlers/replace_if_let_with_match.rs b/crates/ra_assists/src/handlers/replace_if_let_with_match.rs
index 0a0a88f3d..9841f6980 100644
--- a/crates/ra_assists/src/handlers/replace_if_let_with_match.rs
+++ b/crates/ra_assists/src/handlers/replace_if_let_with_match.rs
@@ -1,11 +1,10 @@
1use ra_fmt::unwrap_trivial_block; 1use ra_fmt::unwrap_trivial_block;
2use ra_syntax::{ 2use ra_syntax::{
3 ast::{self, make}, 3 ast::{self, edit::IndentLevel, make},
4 AstNode, 4 AstNode,
5}; 5};
6 6
7use crate::{Assist, AssistCtx, AssistId}; 7use crate::{utils::TryEnum, Assist, AssistCtx, AssistId};
8use ast::edit::IndentLevel;
9 8
10// Assist: replace_if_let_with_match 9// Assist: replace_if_let_with_match
11// 10//
@@ -44,15 +43,21 @@ pub(crate) fn replace_if_let_with_match(ctx: AssistCtx) -> Option<Assist> {
44 ast::ElseBranch::IfExpr(_) => return None, 43 ast::ElseBranch::IfExpr(_) => return None,
45 }; 44 };
46 45
47 ctx.add_assist(AssistId("replace_if_let_with_match"), "Replace with match", |edit| { 46 let sema = ctx.sema;
47 ctx.add_assist(AssistId("replace_if_let_with_match"), "Replace with match", move |edit| {
48 let match_expr = { 48 let match_expr = {
49 let then_arm = { 49 let then_arm = {
50 let then_expr = unwrap_trivial_block(then_block); 50 let then_expr = unwrap_trivial_block(then_block);
51 make::match_arm(vec![pat], then_expr) 51 make::match_arm(vec![pat.clone()], then_expr)
52 }; 52 };
53 let else_arm = { 53 let else_arm = {
54 let pattern = sema
55 .type_of_pat(&pat)
56 .and_then(|ty| TryEnum::from_ty(sema, &ty))
57 .map(|it| it.sad_pattern())
58 .unwrap_or_else(|| make::placeholder_pat().into());
54 let else_expr = unwrap_trivial_block(else_block); 59 let else_expr = unwrap_trivial_block(else_block);
55 make::match_arm(vec![make::placeholder_pat().into()], else_expr) 60 make::match_arm(vec![pattern], else_expr)
56 }; 61 };
57 make::expr_match(expr, make::match_arm_list(vec![then_arm, else_arm])) 62 make::expr_match(expr, make::match_arm_list(vec![then_arm, else_arm]))
58 }; 63 };
@@ -68,6 +73,7 @@ pub(crate) fn replace_if_let_with_match(ctx: AssistCtx) -> Option<Assist> {
68#[cfg(test)] 73#[cfg(test)]
69mod tests { 74mod tests {
70 use super::*; 75 use super::*;
76
71 use crate::helpers::{check_assist, check_assist_target}; 77 use crate::helpers::{check_assist, check_assist_target};
72 78
73 #[test] 79 #[test]
@@ -145,4 +151,64 @@ impl VariantData {
145 }", 151 }",
146 ); 152 );
147 } 153 }
154
155 #[test]
156 fn special_case_option() {
157 check_assist(
158 replace_if_let_with_match,
159 r#"
160enum Option<T> { Some(T), None }
161use Option::*;
162
163fn foo(x: Option<i32>) {
164 <|>if let Some(x) = x {
165 println!("{}", x)
166 } else {
167 println!("none")
168 }
169}
170 "#,
171 r#"
172enum Option<T> { Some(T), None }
173use Option::*;
174
175fn foo(x: Option<i32>) {
176 <|>match x {
177 Some(x) => println!("{}", x),
178 None => println!("none"),
179 }
180}
181 "#,
182 );
183 }
184
185 #[test]
186 fn special_case_result() {
187 check_assist(
188 replace_if_let_with_match,
189 r#"
190enum Result<T, E> { Ok(T), Err(E) }
191use Result::*;
192
193fn foo(x: Result<i32, ()>) {
194 <|>if let Ok(x) = x {
195 println!("{}", x)
196 } else {
197 println!("none")
198 }
199}
200 "#,
201 r#"
202enum Result<T, E> { Ok(T), Err(E) }
203use Result::*;
204
205fn foo(x: Result<i32, ()>) {
206 <|>match x {
207 Ok(x) => println!("{}", x),
208 Err(_) => println!("none"),
209 }
210}
211 "#,
212 );
213 }
148} 214}
diff --git a/crates/ra_assists/src/handlers/replace_let_with_if_let.rs b/crates/ra_assists/src/handlers/replace_let_with_if_let.rs
index bdbaae389..0cf23b754 100644
--- a/crates/ra_assists/src/handlers/replace_let_with_if_let.rs
+++ b/crates/ra_assists/src/handlers/replace_let_with_if_let.rs
@@ -1,6 +1,5 @@
1use std::iter::once; 1use std::iter::once;
2 2
3use hir::Adt;
4use ra_syntax::{ 3use ra_syntax::{
5 ast::{ 4 ast::{
6 self, 5 self,
@@ -12,6 +11,7 @@ use ra_syntax::{
12 11
13use crate::{ 12use crate::{
14 assist_ctx::{Assist, AssistCtx}, 13 assist_ctx::{Assist, AssistCtx},
14 utils::TryEnum,
15 AssistId, 15 AssistId,
16}; 16};
17 17
@@ -45,20 +45,10 @@ pub(crate) fn replace_let_with_if_let(ctx: AssistCtx) -> Option<Assist> {
45 let init = let_stmt.initializer()?; 45 let init = let_stmt.initializer()?;
46 let original_pat = let_stmt.pat()?; 46 let original_pat = let_stmt.pat()?;
47 let ty = ctx.sema.type_of_expr(&init)?; 47 let ty = ctx.sema.type_of_expr(&init)?;
48 let enum_ = match ty.as_adt() { 48 let happy_variant = TryEnum::from_ty(ctx.sema, &ty).map(|it| it.happy_case());
49 Some(Adt::Enum(it)) => it,
50 _ => return None,
51 };
52 let happy_case =
53 [("Result", "Ok"), ("Option", "Some")].iter().find_map(|(known_type, happy_case)| {
54 if &enum_.name(ctx.db).to_string() == known_type {
55 return Some(happy_case);
56 }
57 None
58 });
59 49
60 ctx.add_assist(AssistId("replace_let_with_if_let"), "Replace with if-let", |edit| { 50 ctx.add_assist(AssistId("replace_let_with_if_let"), "Replace with if-let", |edit| {
61 let with_placeholder: ast::Pat = match happy_case { 51 let with_placeholder: ast::Pat = match happy_variant {
62 None => make::placeholder_pat().into(), 52 None => make::placeholder_pat().into(),
63 Some(var_name) => make::tuple_struct_pat( 53 Some(var_name) => make::tuple_struct_pat(
64 make::path_unqualified(make::path_segment(make::name_ref(var_name))), 54 make::path_unqualified(make::path_segment(make::name_ref(var_name))),
diff --git a/crates/ra_assists/src/handlers/replace_unwrap_with_match.rs b/crates/ra_assists/src/handlers/replace_unwrap_with_match.rs
index 62cb7a763..62d4ea522 100644
--- a/crates/ra_assists/src/handlers/replace_unwrap_with_match.rs
+++ b/crates/ra_assists/src/handlers/replace_unwrap_with_match.rs
@@ -1,12 +1,11 @@
1use std::iter; 1use std::iter;
2 2
3use ra_syntax::{ 3use ra_syntax::{
4 ast::{self, make}, 4 ast::{self, edit::IndentLevel, make},
5 AstNode, 5 AstNode,
6}; 6};
7 7
8use crate::{Assist, AssistCtx, AssistId}; 8use crate::{utils::TryEnum, Assist, AssistCtx, AssistId};
9use ast::edit::IndentLevel;
10 9
11// Assist: replace_unwrap_with_match 10// Assist: replace_unwrap_with_match
12// 11//
@@ -38,42 +37,27 @@ pub(crate) fn replace_unwrap_with_match(ctx: AssistCtx) -> Option<Assist> {
38 } 37 }
39 let caller = method_call.expr()?; 38 let caller = method_call.expr()?;
40 let ty = ctx.sema.type_of_expr(&caller)?; 39 let ty = ctx.sema.type_of_expr(&caller)?;
40 let happy_variant = TryEnum::from_ty(ctx.sema, &ty)?.happy_case();
41 41
42 let type_name = ty.as_adt()?.name(ctx.sema.db).to_string(); 42 ctx.add_assist(AssistId("replace_unwrap_with_match"), "Replace unwrap with match", |edit| {
43 let ok_path = make::path_unqualified(make::path_segment(make::name_ref(happy_variant)));
44 let it = make::bind_pat(make::name("a")).into();
45 let ok_tuple = make::tuple_struct_pat(ok_path, iter::once(it)).into();
43 46
44 for (unwrap_type, variant_name) in [("Result", "Ok"), ("Option", "Some")].iter() { 47 let bind_path = make::path_unqualified(make::path_segment(make::name_ref("a")));
45 if &type_name == unwrap_type { 48 let ok_arm = make::match_arm(iter::once(ok_tuple), make::expr_path(bind_path));
46 return ctx.add_assist(
47 AssistId("replace_unwrap_with_match"),
48 "Replace unwrap with match",
49 |edit| {
50 let ok_path =
51 make::path_unqualified(make::path_segment(make::name_ref(variant_name)));
52 let it = make::bind_pat(make::name("a")).into();
53 let ok_tuple = make::tuple_struct_pat(ok_path, iter::once(it)).into();
54 49
55 let bind_path = make::path_unqualified(make::path_segment(make::name_ref("a"))); 50 let unreachable_call = make::unreachable_macro_call().into();
56 let ok_arm = make::match_arm(iter::once(ok_tuple), make::expr_path(bind_path)); 51 let err_arm = make::match_arm(iter::once(make::placeholder_pat().into()), unreachable_call);
57 52
58 let unreachable_call = make::unreachable_macro_call().into(); 53 let match_arm_list = make::match_arm_list(vec![ok_arm, err_arm]);
59 let err_arm = make::match_arm( 54 let match_expr = make::expr_match(caller.clone(), match_arm_list);
60 iter::once(make::placeholder_pat().into()), 55 let match_expr = IndentLevel::from_node(method_call.syntax()).increase_indent(match_expr);
61 unreachable_call,
62 );
63 56
64 let match_arm_list = make::match_arm_list(vec![ok_arm, err_arm]); 57 edit.target(method_call.syntax().text_range());
65 let match_expr = make::expr_match(caller.clone(), match_arm_list); 58 edit.set_cursor(caller.syntax().text_range().start());
66 let match_expr = 59 edit.replace_ast::<ast::Expr>(method_call.into(), match_expr);
67 IndentLevel::from_node(method_call.syntax()).increase_indent(match_expr); 60 })
68
69 edit.target(method_call.syntax().text_range());
70 edit.set_cursor(caller.syntax().text_range().start());
71 edit.replace_ast::<ast::Expr>(method_call.into(), match_expr);
72 },
73 );
74 }
75 }
76 None
77} 61}
78 62
79#[cfg(test)] 63#[cfg(test)]
diff --git a/crates/ra_assists/src/marks.rs b/crates/ra_assists/src/marks.rs
index 6c2a2b8b6..8d910205f 100644
--- a/crates/ra_assists/src/marks.rs
+++ b/crates/ra_assists/src/marks.rs
@@ -8,4 +8,5 @@ test_utils::marks![
8 test_not_inline_mut_variable 8 test_not_inline_mut_variable
9 test_not_applicable_if_variable_unused 9 test_not_applicable_if_variable_unused
10 change_visibility_field_false_positive 10 change_visibility_field_false_positive
11 test_add_from_impl_already_exists
11]; 12];
diff --git a/crates/ra_assists/src/utils.rs b/crates/ra_assists/src/utils.rs
index 3d6c59bda..efd988697 100644
--- a/crates/ra_assists/src/utils.rs
+++ b/crates/ra_assists/src/utils.rs
@@ -1,7 +1,9 @@
1//! Assorted functions shared by several assists. 1//! Assorted functions shared by several assists.
2pub(crate) mod insert_use; 2pub(crate) mod insert_use;
3 3
4use hir::Semantics; 4use std::iter;
5
6use hir::{Adt, Crate, Semantics, Trait, Type};
5use ra_ide_db::RootDatabase; 7use ra_ide_db::RootDatabase;
6use ra_syntax::{ 8use ra_syntax::{
7 ast::{self, make, NameOwner}, 9 ast::{self, make, NameOwner},
@@ -99,3 +101,109 @@ fn invert_special_case(expr: &ast::Expr) -> Option<ast::Expr> {
99 _ => None, 101 _ => None,
100 } 102 }
101} 103}
104
105#[derive(Clone, Copy)]
106pub(crate) enum TryEnum {
107 Result,
108 Option,
109}
110
111impl TryEnum {
112 const ALL: [TryEnum; 2] = [TryEnum::Option, TryEnum::Result];
113
114 pub(crate) fn from_ty(sema: &Semantics<RootDatabase>, ty: &Type) -> Option<TryEnum> {
115 let enum_ = match ty.as_adt() {
116 Some(Adt::Enum(it)) => it,
117 _ => return None,
118 };
119 TryEnum::ALL.iter().find_map(|&var| {
120 if &enum_.name(sema.db).to_string() == var.type_name() {
121 return Some(var);
122 }
123 None
124 })
125 }
126
127 pub(crate) fn happy_case(self) -> &'static str {
128 match self {
129 TryEnum::Result => "Ok",
130 TryEnum::Option => "Some",
131 }
132 }
133
134 pub(crate) fn sad_pattern(self) -> ast::Pat {
135 match self {
136 TryEnum::Result => make::tuple_struct_pat(
137 make::path_unqualified(make::path_segment(make::name_ref("Err"))),
138 iter::once(make::placeholder_pat().into()),
139 )
140 .into(),
141 TryEnum::Option => make::bind_pat(make::name("None")).into(),
142 }
143 }
144
145 fn type_name(self) -> &'static str {
146 match self {
147 TryEnum::Result => "Result",
148 TryEnum::Option => "Option",
149 }
150 }
151}
152
153/// Helps with finding well-know things inside the standard library. This is
154/// somewhat similar to the known paths infra inside hir, but it different; We
155/// want to make sure that IDE specific paths don't become interesting inside
156/// the compiler itself as well.
157pub(crate) struct FamousDefs<'a, 'b>(pub(crate) &'a Semantics<'b, RootDatabase>, pub(crate) Crate);
158
159#[allow(non_snake_case)]
160impl FamousDefs<'_, '_> {
161 #[cfg(test)]
162 pub(crate) const FIXTURE: &'static str = r#"
163//- /libcore.rs crate:core
164pub mod convert{
165 pub trait From<T> {
166 fn from(T) -> Self;
167 }
168}
169
170pub mod prelude { pub use crate::convert::From }
171#[prelude_import]
172pub use prelude::*;
173"#;
174
175 pub(crate) fn core_convert_From(&self) -> Option<Trait> {
176 self.find_trait("core:convert:From")
177 }
178
179 fn find_trait(&self, path: &str) -> Option<Trait> {
180 let db = self.0.db;
181 let mut path = path.split(':');
182 let trait_ = path.next_back()?;
183 let std_crate = path.next()?;
184 let std_crate = self
185 .1
186 .dependencies(db)
187 .into_iter()
188 .find(|dep| &dep.name.to_string() == std_crate)?
189 .krate;
190
191 let mut module = std_crate.root_module(db)?;
192 for segment in path {
193 module = module.children(db).find_map(|child| {
194 let name = child.name(db)?;
195 if &name.to_string() == segment {
196 Some(child)
197 } else {
198 None
199 }
200 })?;
201 }
202 let def =
203 module.scope(db, None).into_iter().find(|(name, _def)| &name.to_string() == trait_)?.1;
204 match def {
205 hir::ScopeDef::ModuleDef(hir::ModuleDef::Trait(it)) => Some(it),
206 _ => None,
207 }
208 }
209}
diff --git a/crates/ra_flycheck/Cargo.toml b/crates/ra_flycheck/Cargo.toml
index 76e5cada4..324c33d9d 100644
--- a/crates/ra_flycheck/Cargo.toml
+++ b/crates/ra_flycheck/Cargo.toml
@@ -6,7 +6,7 @@ authors = ["rust-analyzer developers"]
6 6
7[dependencies] 7[dependencies]
8crossbeam-channel = "0.4.0" 8crossbeam-channel = "0.4.0"
9lsp-types = { version = "0.73.0", features = ["proposed"] } 9lsp-types = { version = "0.74.0", features = ["proposed"] }
10log = "0.4.8" 10log = "0.4.8"
11cargo_metadata = "0.9.1" 11cargo_metadata = "0.9.1"
12serde_json = "1.0.48" 12serde_json = "1.0.48"
diff --git a/crates/ra_hir/src/code_model.rs b/crates/ra_hir/src/code_model.rs
index fb788736d..3fb419571 100644
--- a/crates/ra_hir/src/code_model.rs
+++ b/crates/ra_hir/src/code_model.rs
@@ -1157,18 +1157,21 @@ impl Type {
1157 1157
1158 pub fn fields(&self, db: &dyn HirDatabase) -> Vec<(Field, Type)> { 1158 pub fn fields(&self, db: &dyn HirDatabase) -> Vec<(Field, Type)> {
1159 if let Ty::Apply(a_ty) = &self.ty.value { 1159 if let Ty::Apply(a_ty) = &self.ty.value {
1160 if let TypeCtor::Adt(AdtId::StructId(s)) = a_ty.ctor { 1160 let variant_id = match a_ty.ctor {
1161 let var_def = s.into(); 1161 TypeCtor::Adt(AdtId::StructId(s)) => s.into(),
1162 return db 1162 TypeCtor::Adt(AdtId::UnionId(u)) => u.into(),
1163 .field_types(var_def) 1163 _ => return Vec::new(),
1164 .iter() 1164 };
1165 .map(|(local_id, ty)| { 1165
1166 let def = Field { parent: var_def.into(), id: local_id }; 1166 return db
1167 let ty = ty.clone().subst(&a_ty.parameters); 1167 .field_types(variant_id)
1168 (def, self.derived(ty)) 1168 .iter()
1169 }) 1169 .map(|(local_id, ty)| {
1170 .collect(); 1170 let def = Field { parent: variant_id.into(), id: local_id };
1171 } 1171 let ty = ty.clone().subst(&a_ty.parameters);
1172 (def, self.derived(ty))
1173 })
1174 .collect();
1172 }; 1175 };
1173 Vec::new() 1176 Vec::new()
1174 } 1177 }
diff --git a/crates/ra_hir_expand/src/builtin_derive.rs b/crates/ra_hir_expand/src/builtin_derive.rs
index bb45b0f1d..e60f879a3 100644
--- a/crates/ra_hir_expand/src/builtin_derive.rs
+++ b/crates/ra_hir_expand/src/builtin_derive.rs
@@ -9,7 +9,7 @@ use ra_syntax::{
9}; 9};
10 10
11use crate::db::AstDatabase; 11use crate::db::AstDatabase;
12use crate::{name, quote, LazyMacroId, MacroDefId, MacroDefKind}; 12use crate::{name, quote, LazyMacroId, MacroCallId, MacroDefId, MacroDefKind};
13 13
14macro_rules! register_builtin { 14macro_rules! register_builtin {
15 ( $($trait:ident => $expand:ident),* ) => { 15 ( $($trait:ident => $expand:ident),* ) => {
@@ -153,76 +153,113 @@ fn expand_simple_derive(
153 Ok(expanded) 153 Ok(expanded)
154} 154}
155 155
156fn find_builtin_crate(db: &dyn AstDatabase, id: LazyMacroId) -> tt::TokenTree {
157 // FIXME: make hygiene works for builtin derive macro
158 // such that $crate can be used here.
159
160 let m: MacroCallId = id.into();
161 let file_id = m.as_file().original_file(db);
162 let cg = db.crate_graph();
163 let krates = db.relevant_crates(file_id);
164 let krate = match krates.get(0) {
165 Some(krate) => krate,
166 None => {
167 let tt = quote! { core };
168 return tt.token_trees[0].clone();
169 }
170 };
171
172 // XXX
173 // All crates except core itself should have a dependency on core,
174 // We detect `core` by seeing whether it doesn't have such a dependency.
175 let tt = if cg[*krate].dependencies.iter().any(|dep| dep.name == "core") {
176 quote! { core }
177 } else {
178 quote! { crate }
179 };
180
181 tt.token_trees[0].clone()
182}
183
156fn copy_expand( 184fn copy_expand(
157 _db: &dyn AstDatabase, 185 db: &dyn AstDatabase,
158 _id: LazyMacroId, 186 id: LazyMacroId,
159 tt: &tt::Subtree, 187 tt: &tt::Subtree,
160) -> Result<tt::Subtree, mbe::ExpandError> { 188) -> Result<tt::Subtree, mbe::ExpandError> {
161 expand_simple_derive(tt, quote! { std::marker::Copy }) 189 let krate = find_builtin_crate(db, id);
190 expand_simple_derive(tt, quote! { #krate::marker::Copy })
162} 191}
163 192
164fn clone_expand( 193fn clone_expand(
165 _db: &dyn AstDatabase, 194 db: &dyn AstDatabase,
166 _id: LazyMacroId, 195 id: LazyMacroId,
167 tt: &tt::Subtree, 196 tt: &tt::Subtree,
168) -> Result<tt::Subtree, mbe::ExpandError> { 197) -> Result<tt::Subtree, mbe::ExpandError> {
169 expand_simple_derive(tt, quote! { std::clone::Clone }) 198 let krate = find_builtin_crate(db, id);
199 expand_simple_derive(tt, quote! { #krate::clone::Clone })
170} 200}
171 201
172fn default_expand( 202fn default_expand(
173 _db: &dyn AstDatabase, 203 db: &dyn AstDatabase,
174 _id: LazyMacroId, 204 id: LazyMacroId,
175 tt: &tt::Subtree, 205 tt: &tt::Subtree,
176) -> Result<tt::Subtree, mbe::ExpandError> { 206) -> Result<tt::Subtree, mbe::ExpandError> {
177 expand_simple_derive(tt, quote! { std::default::Default }) 207 let krate = find_builtin_crate(db, id);
208 expand_simple_derive(tt, quote! { #krate::default::Default })
178} 209}
179 210
180fn debug_expand( 211fn debug_expand(
181 _db: &dyn AstDatabase, 212 db: &dyn AstDatabase,
182 _id: LazyMacroId, 213 id: LazyMacroId,
183 tt: &tt::Subtree, 214 tt: &tt::Subtree,
184) -> Result<tt::Subtree, mbe::ExpandError> { 215) -> Result<tt::Subtree, mbe::ExpandError> {
185 expand_simple_derive(tt, quote! { std::fmt::Debug }) 216 let krate = find_builtin_crate(db, id);
217 expand_simple_derive(tt, quote! { #krate::fmt::Debug })
186} 218}
187 219
188fn hash_expand( 220fn hash_expand(
189 _db: &dyn AstDatabase, 221 db: &dyn AstDatabase,
190 _id: LazyMacroId, 222 id: LazyMacroId,
191 tt: &tt::Subtree, 223 tt: &tt::Subtree,
192) -> Result<tt::Subtree, mbe::ExpandError> { 224) -> Result<tt::Subtree, mbe::ExpandError> {
193 expand_simple_derive(tt, quote! { std::hash::Hash }) 225 let krate = find_builtin_crate(db, id);
226 expand_simple_derive(tt, quote! { #krate::hash::Hash })
194} 227}
195 228
196fn eq_expand( 229fn eq_expand(
197 _db: &dyn AstDatabase, 230 db: &dyn AstDatabase,
198 _id: LazyMacroId, 231 id: LazyMacroId,
199 tt: &tt::Subtree, 232 tt: &tt::Subtree,
200) -> Result<tt::Subtree, mbe::ExpandError> { 233) -> Result<tt::Subtree, mbe::ExpandError> {
201 expand_simple_derive(tt, quote! { std::cmp::Eq }) 234 let krate = find_builtin_crate(db, id);
235 expand_simple_derive(tt, quote! { #krate::cmp::Eq })
202} 236}
203 237
204fn partial_eq_expand( 238fn partial_eq_expand(
205 _db: &dyn AstDatabase, 239 db: &dyn AstDatabase,
206 _id: LazyMacroId, 240 id: LazyMacroId,
207 tt: &tt::Subtree, 241 tt: &tt::Subtree,
208) -> Result<tt::Subtree, mbe::ExpandError> { 242) -> Result<tt::Subtree, mbe::ExpandError> {
209 expand_simple_derive(tt, quote! { std::cmp::PartialEq }) 243 let krate = find_builtin_crate(db, id);
244 expand_simple_derive(tt, quote! { #krate::cmp::PartialEq })
210} 245}
211 246
212fn ord_expand( 247fn ord_expand(
213 _db: &dyn AstDatabase, 248 db: &dyn AstDatabase,
214 _id: LazyMacroId, 249 id: LazyMacroId,
215 tt: &tt::Subtree, 250 tt: &tt::Subtree,
216) -> Result<tt::Subtree, mbe::ExpandError> { 251) -> Result<tt::Subtree, mbe::ExpandError> {
217 expand_simple_derive(tt, quote! { std::cmp::Ord }) 252 let krate = find_builtin_crate(db, id);
253 expand_simple_derive(tt, quote! { #krate::cmp::Ord })
218} 254}
219 255
220fn partial_ord_expand( 256fn partial_ord_expand(
221 _db: &dyn AstDatabase, 257 db: &dyn AstDatabase,
222 _id: LazyMacroId, 258 id: LazyMacroId,
223 tt: &tt::Subtree, 259 tt: &tt::Subtree,
224) -> Result<tt::Subtree, mbe::ExpandError> { 260) -> Result<tt::Subtree, mbe::ExpandError> {
225 expand_simple_derive(tt, quote! { std::cmp::PartialOrd }) 261 let krate = find_builtin_crate(db, id);
262 expand_simple_derive(tt, quote! { #krate::cmp::PartialOrd })
226} 263}
227 264
228#[cfg(test)] 265#[cfg(test)]
@@ -234,8 +271,18 @@ mod tests {
234 271
235 fn expand_builtin_derive(s: &str, name: Name) -> String { 272 fn expand_builtin_derive(s: &str, name: Name) -> String {
236 let def = find_builtin_derive(&name).unwrap(); 273 let def = find_builtin_derive(&name).unwrap();
274 let fixture = format!(
275 r#"//- /main.rs crate:main deps:core
276<|>
277{}
278//- /lib.rs crate:core
279// empty
280"#,
281 s
282 );
237 283
238 let (db, file_id) = TestDB::with_single_file(&s); 284 let (db, file_pos) = TestDB::with_position(&fixture);
285 let file_id = file_pos.file_id;
239 let parsed = db.parse(file_id); 286 let parsed = db.parse(file_id);
240 let items: Vec<_> = 287 let items: Vec<_> =
241 parsed.syntax_node().descendants().filter_map(ast::ModuleItem::cast).collect(); 288 parsed.syntax_node().descendants().filter_map(ast::ModuleItem::cast).collect();
@@ -264,7 +311,7 @@ mod tests {
264 known::Copy, 311 known::Copy,
265 ); 312 );
266 313
267 assert_eq!(expanded, "impl< >std::marker::CopyforFoo< >{}"); 314 assert_eq!(expanded, "impl< >core::marker::CopyforFoo< >{}");
268 } 315 }
269 316
270 #[test] 317 #[test]
@@ -279,7 +326,7 @@ mod tests {
279 326
280 assert_eq!( 327 assert_eq!(
281 expanded, 328 expanded,
282 "impl<T0:std::marker::Copy,T1:std::marker::Copy>std::marker::CopyforFoo<T0,T1>{}" 329 "impl<T0:core::marker::Copy,T1:core::marker::Copy>core::marker::CopyforFoo<T0,T1>{}"
283 ); 330 );
284 } 331 }
285 332
@@ -297,7 +344,7 @@ mod tests {
297 344
298 assert_eq!( 345 assert_eq!(
299 expanded, 346 expanded,
300 "impl<T0:std::marker::Copy,T1:std::marker::Copy>std::marker::CopyforFoo<T0,T1>{}" 347 "impl<T0:core::marker::Copy,T1:core::marker::Copy>core::marker::CopyforFoo<T0,T1>{}"
301 ); 348 );
302 } 349 }
303 350
@@ -313,7 +360,7 @@ mod tests {
313 360
314 assert_eq!( 361 assert_eq!(
315 expanded, 362 expanded,
316 "impl<T0:std::clone::Clone,T1:std::clone::Clone>std::clone::CloneforFoo<T0,T1>{}" 363 "impl<T0:core::clone::Clone,T1:core::clone::Clone>core::clone::CloneforFoo<T0,T1>{}"
317 ); 364 );
318 } 365 }
319} 366}
diff --git a/crates/ra_hir_ty/src/lib.rs b/crates/ra_hir_ty/src/lib.rs
index 279c06d65..a8ef32ec5 100644
--- a/crates/ra_hir_ty/src/lib.rs
+++ b/crates/ra_hir_ty/src/lib.rs
@@ -487,6 +487,18 @@ impl<T> Binders<T> {
487 pub fn new(num_binders: usize, value: T) -> Self { 487 pub fn new(num_binders: usize, value: T) -> Self {
488 Self { num_binders, value } 488 Self { num_binders, value }
489 } 489 }
490
491 pub fn as_ref(&self) -> Binders<&T> {
492 Binders { num_binders: self.num_binders, value: &self.value }
493 }
494
495 pub fn map<U>(self, f: impl FnOnce(T) -> U) -> Binders<U> {
496 Binders { num_binders: self.num_binders, value: f(self.value) }
497 }
498
499 pub fn filter_map<U>(self, f: impl FnOnce(T) -> Option<U>) -> Option<Binders<U>> {
500 Some(Binders { num_binders: self.num_binders, value: f(self.value)? })
501 }
490} 502}
491 503
492impl<T: Clone> Binders<&T> { 504impl<T: Clone> Binders<&T> {
diff --git a/crates/ra_hir_ty/src/lower.rs b/crates/ra_hir_ty/src/lower.rs
index b57214296..a6f893037 100644
--- a/crates/ra_hir_ty/src/lower.rs
+++ b/crates/ra_hir_ty/src/lower.rs
@@ -28,11 +28,11 @@ use crate::{
28 db::HirDatabase, 28 db::HirDatabase,
29 primitive::{FloatTy, IntTy}, 29 primitive::{FloatTy, IntTy},
30 utils::{ 30 utils::{
31 all_super_traits, associated_type_by_name_including_super_traits, generics, make_mut_slice, 31 all_super_trait_refs, associated_type_by_name_including_super_traits, generics,
32 variant_data, 32 make_mut_slice, variant_data,
33 }, 33 },
34 Binders, BoundVar, DebruijnIndex, FnSig, GenericPredicate, PolyFnSig, ProjectionPredicate, 34 Binders, BoundVar, DebruijnIndex, FnSig, GenericPredicate, PolyFnSig, ProjectionPredicate,
35 ProjectionTy, Substs, TraitEnvironment, TraitRef, Ty, TypeCtor, 35 ProjectionTy, Substs, TraitEnvironment, TraitRef, Ty, TypeCtor, TypeWalk,
36}; 36};
37 37
38#[derive(Debug)] 38#[derive(Debug)]
@@ -256,7 +256,7 @@ impl Ty {
256 if remaining_segments.len() == 1 { 256 if remaining_segments.len() == 1 {
257 // resolve unselected assoc types 257 // resolve unselected assoc types
258 let segment = remaining_segments.first().unwrap(); 258 let segment = remaining_segments.first().unwrap();
259 (Ty::select_associated_type(ctx, ty, res, segment), None) 259 (Ty::select_associated_type(ctx, res, segment), None)
260 } else if remaining_segments.len() > 1 { 260 } else if remaining_segments.len() > 1 {
261 // FIXME report error (ambiguous associated type) 261 // FIXME report error (ambiguous associated type)
262 (Ty::Unknown, None) 262 (Ty::Unknown, None)
@@ -380,21 +380,20 @@ impl Ty {
380 380
381 fn select_associated_type( 381 fn select_associated_type(
382 ctx: &TyLoweringContext<'_>, 382 ctx: &TyLoweringContext<'_>,
383 self_ty: Ty,
384 res: Option<TypeNs>, 383 res: Option<TypeNs>,
385 segment: PathSegment<'_>, 384 segment: PathSegment<'_>,
386 ) -> Ty { 385 ) -> Ty {
387 let traits_from_env: Vec<_> = match res { 386 let traits_from_env: Vec<_> = match res {
388 Some(TypeNs::SelfType(impl_id)) => match ctx.db.impl_trait(impl_id) { 387 Some(TypeNs::SelfType(impl_id)) => match ctx.db.impl_trait(impl_id) {
389 None => return Ty::Unknown, 388 None => return Ty::Unknown,
390 Some(trait_ref) => vec![trait_ref.value.trait_], 389 Some(trait_ref) => vec![trait_ref.value],
391 }, 390 },
392 Some(TypeNs::GenericParam(param_id)) => { 391 Some(TypeNs::GenericParam(param_id)) => {
393 let predicates = ctx.db.generic_predicates_for_param(param_id); 392 let predicates = ctx.db.generic_predicates_for_param(param_id);
394 let mut traits_: Vec<_> = predicates 393 let mut traits_: Vec<_> = predicates
395 .iter() 394 .iter()
396 .filter_map(|pred| match &pred.value { 395 .filter_map(|pred| match &pred.value {
397 GenericPredicate::Implemented(tr) => Some(tr.trait_), 396 GenericPredicate::Implemented(tr) => Some(tr.clone()),
398 _ => None, 397 _ => None,
399 }) 398 })
400 .collect(); 399 .collect();
@@ -404,20 +403,37 @@ impl Ty {
404 if generics.params.types[param_id.local_id].provenance 403 if generics.params.types[param_id.local_id].provenance
405 == TypeParamProvenance::TraitSelf 404 == TypeParamProvenance::TraitSelf
406 { 405 {
407 traits_.push(trait_id); 406 let trait_ref = TraitRef {
407 trait_: trait_id,
408 substs: Substs::bound_vars(&generics, DebruijnIndex::INNERMOST),
409 };
410 traits_.push(trait_ref);
408 } 411 }
409 } 412 }
410 traits_ 413 traits_
411 } 414 }
412 _ => return Ty::Unknown, 415 _ => return Ty::Unknown,
413 }; 416 };
414 let traits = traits_from_env.into_iter().flat_map(|t| all_super_traits(ctx.db.upcast(), t)); 417 let traits = traits_from_env.into_iter().flat_map(|t| all_super_trait_refs(ctx.db, t));
415 for t in traits { 418 for t in traits {
416 if let Some(associated_ty) = ctx.db.trait_data(t).associated_type_by_name(&segment.name) 419 if let Some(associated_ty) =
420 ctx.db.trait_data(t.trait_).associated_type_by_name(&segment.name)
417 { 421 {
418 let substs = 422 let substs = match ctx.type_param_mode {
419 Substs::build_for_def(ctx.db, t).push(self_ty).fill_with_unknown().build(); 423 TypeParamLoweringMode::Placeholder => {
420 // FIXME handle type parameters on the segment 424 // if we're lowering to placeholders, we have to put
425 // them in now
426 let s = Substs::type_params(
427 ctx.db,
428 ctx.resolver
429 .generic_def()
430 .expect("there should be generics if there's a generic param"),
431 );
432 t.substs.subst_bound_vars(&s)
433 }
434 TypeParamLoweringMode::Variable => t.substs,
435 };
436 // FIXME handle (forbid) type parameters on the segment
421 return Ty::Projection(ProjectionTy { associated_ty, parameters: substs }); 437 return Ty::Projection(ProjectionTy { associated_ty, parameters: substs });
422 } 438 }
423 } 439 }
diff --git a/crates/ra_hir_ty/src/tests/macros.rs b/crates/ra_hir_ty/src/tests/macros.rs
index 6b5267232..5ddecbdc6 100644
--- a/crates/ra_hir_ty/src/tests/macros.rs
+++ b/crates/ra_hir_ty/src/tests/macros.rs
@@ -622,14 +622,14 @@ fn main() {
622fn infer_derive_clone_simple() { 622fn infer_derive_clone_simple() {
623 let (db, pos) = TestDB::with_position( 623 let (db, pos) = TestDB::with_position(
624 r#" 624 r#"
625//- /main.rs crate:main deps:std 625//- /main.rs crate:main deps:core
626#[derive(Clone)] 626#[derive(Clone)]
627struct S; 627struct S;
628fn test() { 628fn test() {
629 S.clone()<|>; 629 S.clone()<|>;
630} 630}
631 631
632//- /lib.rs crate:std 632//- /lib.rs crate:core
633#[prelude_import] 633#[prelude_import]
634use clone::*; 634use clone::*;
635mod clone { 635mod clone {
@@ -643,10 +643,35 @@ mod clone {
643} 643}
644 644
645#[test] 645#[test]
646fn infer_derive_clone_in_core() {
647 let (db, pos) = TestDB::with_position(
648 r#"
649//- /lib.rs crate:core
650#[prelude_import]
651use clone::*;
652mod clone {
653 trait Clone {
654 fn clone(&self) -> Self;
655 }
656}
657#[derive(Clone)]
658pub struct S;
659
660//- /main.rs crate:main deps:core
661use core::S;
662fn test() {
663 S.clone()<|>;
664}
665"#,
666 );
667 assert_eq!("S", type_at_pos(&db, pos));
668}
669
670#[test]
646fn infer_derive_clone_with_params() { 671fn infer_derive_clone_with_params() {
647 let (db, pos) = TestDB::with_position( 672 let (db, pos) = TestDB::with_position(
648 r#" 673 r#"
649//- /main.rs crate:main deps:std 674//- /main.rs crate:main deps:core
650#[derive(Clone)] 675#[derive(Clone)]
651struct S; 676struct S;
652#[derive(Clone)] 677#[derive(Clone)]
@@ -656,7 +681,7 @@ fn test() {
656 (Wrapper(S).clone(), Wrapper(NonClone).clone())<|>; 681 (Wrapper(S).clone(), Wrapper(NonClone).clone())<|>;
657} 682}
658 683
659//- /lib.rs crate:std 684//- /lib.rs crate:core
660#[prelude_import] 685#[prelude_import]
661use clone::*; 686use clone::*;
662mod clone { 687mod clone {
diff --git a/crates/ra_hir_ty/src/tests/traits.rs b/crates/ra_hir_ty/src/tests/traits.rs
index f51cdd496..e555c879a 100644
--- a/crates/ra_hir_ty/src/tests/traits.rs
+++ b/crates/ra_hir_ty/src/tests/traits.rs
@@ -1898,6 +1898,36 @@ fn test() {
1898} 1898}
1899 1899
1900#[test] 1900#[test]
1901fn unselected_projection_chalk_fold() {
1902 let t = type_at(
1903 r#"
1904//- /main.rs
1905trait Interner {}
1906trait Fold<I: Interner, TI = I> {
1907 type Result;
1908}
1909
1910struct Ty<I: Interner> {}
1911impl<I: Interner, TI: Interner> Fold<I, TI> for Ty<I> {
1912 type Result = Ty<TI>;
1913}
1914
1915fn fold<I: Interner, T>(interner: &I, t: T) -> T::Result
1916where
1917 T: Fold<I, I>,
1918{
1919 loop {}
1920}
1921
1922fn foo<I: Interner>(interner: &I, t: Ty<I>) {
1923 fold(interner, t)<|>;
1924}
1925"#,
1926 );
1927 assert_eq!(t, "Ty<I>");
1928}
1929
1930#[test]
1901fn trait_impl_self_ty() { 1931fn trait_impl_self_ty() {
1902 let t = type_at( 1932 let t = type_at(
1903 r#" 1933 r#"
diff --git a/crates/ra_hir_ty/src/utils.rs b/crates/ra_hir_ty/src/utils.rs
index 1e5022fa4..f98350bf9 100644
--- a/crates/ra_hir_ty/src/utils.rs
+++ b/crates/ra_hir_ty/src/utils.rs
@@ -14,6 +14,8 @@ use hir_def::{
14}; 14};
15use hir_expand::name::{name, Name}; 15use hir_expand::name::{name, Name};
16 16
17use crate::{db::HirDatabase, GenericPredicate, TraitRef};
18
17fn direct_super_traits(db: &dyn DefDatabase, trait_: TraitId) -> Vec<TraitId> { 19fn direct_super_traits(db: &dyn DefDatabase, trait_: TraitId) -> Vec<TraitId> {
18 let resolver = trait_.resolver(db); 20 let resolver = trait_.resolver(db);
19 // returning the iterator directly doesn't easily work because of 21 // returning the iterator directly doesn't easily work because of
@@ -41,6 +43,28 @@ fn direct_super_traits(db: &dyn DefDatabase, trait_: TraitId) -> Vec<TraitId> {
41 .collect() 43 .collect()
42} 44}
43 45
46fn direct_super_trait_refs(db: &dyn HirDatabase, trait_ref: &TraitRef) -> Vec<TraitRef> {
47 // returning the iterator directly doesn't easily work because of
48 // lifetime problems, but since there usually shouldn't be more than a
49 // few direct traits this should be fine (we could even use some kind of
50 // SmallVec if performance is a concern)
51 let generic_params = db.generic_params(trait_ref.trait_.into());
52 let trait_self = match generic_params.find_trait_self_param() {
53 Some(p) => TypeParamId { parent: trait_ref.trait_.into(), local_id: p },
54 None => return Vec::new(),
55 };
56 db.generic_predicates_for_param(trait_self)
57 .iter()
58 .filter_map(|pred| {
59 pred.as_ref().filter_map(|pred| match pred {
60 GenericPredicate::Implemented(tr) => Some(tr.clone()),
61 _ => None,
62 })
63 })
64 .map(|pred| pred.subst(&trait_ref.substs))
65 .collect()
66}
67
44/// Returns an iterator over the whole super trait hierarchy (including the 68/// Returns an iterator over the whole super trait hierarchy (including the
45/// trait itself). 69/// trait itself).
46pub(super) fn all_super_traits(db: &dyn DefDatabase, trait_: TraitId) -> Vec<TraitId> { 70pub(super) fn all_super_traits(db: &dyn DefDatabase, trait_: TraitId) -> Vec<TraitId> {
@@ -62,6 +86,30 @@ pub(super) fn all_super_traits(db: &dyn DefDatabase, trait_: TraitId) -> Vec<Tra
62 result 86 result
63} 87}
64 88
89/// Given a trait ref (`Self: Trait`), builds all the implied trait refs for
90/// super traits. The original trait ref will be included. So the difference to
91/// `all_super_traits` is that we keep track of type parameters; for example if
92/// we have `Self: Trait<u32, i32>` and `Trait<T, U>: OtherTrait<U>` we'll get
93/// `Self: OtherTrait<i32>`.
94pub(super) fn all_super_trait_refs(db: &dyn HirDatabase, trait_ref: TraitRef) -> Vec<TraitRef> {
95 // we need to take care a bit here to avoid infinite loops in case of cycles
96 // (i.e. if we have `trait A: B; trait B: A;`)
97 let mut result = vec![trait_ref];
98 let mut i = 0;
99 while i < result.len() {
100 let t = &result[i];
101 // yeah this is quadratic, but trait hierarchies should be flat
102 // enough that this doesn't matter
103 for tt in direct_super_trait_refs(db, t) {
104 if !result.iter().any(|tr| tr.trait_ == tt.trait_) {
105 result.push(tt);
106 }
107 }
108 i += 1;
109 }
110 result
111}
112
65/// Finds a path from a trait to one of its super traits. Returns an empty 113/// Finds a path from a trait to one of its super traits. Returns an empty
66/// vector if there is no path. 114/// vector if there is no path.
67pub(super) fn find_super_trait_path( 115pub(super) fn find_super_trait_path(
diff --git a/crates/ra_ide/src/completion/complete_dot.rs b/crates/ra_ide/src/completion/complete_dot.rs
index 814354ffa..05f825c6f 100644
--- a/crates/ra_ide/src/completion/complete_dot.rs
+++ b/crates/ra_ide/src/completion/complete_dot.rs
@@ -250,6 +250,44 @@ mod tests {
250 } 250 }
251 251
252 #[test] 252 #[test]
253 fn test_union_field_completion() {
254 assert_debug_snapshot!(
255 do_ref_completion(
256 r"
257 union Un {
258 field: u8,
259 other: u16,
260 }
261
262 fn foo(u: Un) {
263 u.<|>
264 }
265 ",
266 ),
267 @r###"
268 [
269 CompletionItem {
270 label: "field",
271 source_range: 140..140,
272 delete: 140..140,
273 insert: "field",
274 kind: Field,
275 detail: "u8",
276 },
277 CompletionItem {
278 label: "other",
279 source_range: 140..140,
280 delete: 140..140,
281 insert: "other",
282 kind: Field,
283 detail: "u16",
284 },
285 ]
286 "###
287 );
288 }
289
290 #[test]
253 fn test_method_completion() { 291 fn test_method_completion() {
254 assert_debug_snapshot!( 292 assert_debug_snapshot!(
255 do_ref_completion( 293 do_ref_completion(
diff --git a/crates/ra_ide/src/completion/complete_unqualified_path.rs b/crates/ra_ide/src/completion/complete_unqualified_path.rs
index f559f2b97..a6a5568de 100644
--- a/crates/ra_ide/src/completion/complete_unqualified_path.rs
+++ b/crates/ra_ide/src/completion/complete_unqualified_path.rs
@@ -53,7 +53,7 @@ fn complete_enum_variants(acc: &mut Completions, ctx: &CompletionContext, ty: &T
53 // Variants with trivial paths are already added by the existing completion logic, 53 // Variants with trivial paths are already added by the existing completion logic,
54 // so we should avoid adding these twice 54 // so we should avoid adding these twice
55 if path.segments.len() > 1 { 55 if path.segments.len() > 1 {
56 acc.add_enum_variant(ctx, variant, Some(path.to_string())); 56 acc.add_qualified_enum_variant(ctx, variant, path);
57 } 57 }
58 } 58 }
59 } 59 }
@@ -1173,6 +1173,7 @@ mod tests {
1173 delete: 248..250, 1173 delete: 248..250,
1174 insert: "Foo::Bar", 1174 insert: "Foo::Bar",
1175 kind: EnumVariant, 1175 kind: EnumVariant,
1176 lookup: "Bar",
1176 detail: "()", 1177 detail: "()",
1177 }, 1178 },
1178 CompletionItem { 1179 CompletionItem {
@@ -1181,6 +1182,7 @@ mod tests {
1181 delete: 248..250, 1182 delete: 248..250,
1182 insert: "Foo::Baz", 1183 insert: "Foo::Baz",
1183 kind: EnumVariant, 1184 kind: EnumVariant,
1185 lookup: "Baz",
1184 detail: "()", 1186 detail: "()",
1185 }, 1187 },
1186 CompletionItem { 1188 CompletionItem {
@@ -1189,6 +1191,7 @@ mod tests {
1189 delete: 248..250, 1191 delete: 248..250,
1190 insert: "Foo::Quux", 1192 insert: "Foo::Quux",
1191 kind: EnumVariant, 1193 kind: EnumVariant,
1194 lookup: "Quux",
1192 detail: "()", 1195 detail: "()",
1193 }, 1196 },
1194 ] 1197 ]
@@ -1231,6 +1234,7 @@ mod tests {
1231 delete: 219..221, 1234 delete: 219..221,
1232 insert: "Foo::Bar", 1235 insert: "Foo::Bar",
1233 kind: EnumVariant, 1236 kind: EnumVariant,
1237 lookup: "Bar",
1234 detail: "()", 1238 detail: "()",
1235 }, 1239 },
1236 CompletionItem { 1240 CompletionItem {
@@ -1239,6 +1243,7 @@ mod tests {
1239 delete: 219..221, 1243 delete: 219..221,
1240 insert: "Foo::Baz", 1244 insert: "Foo::Baz",
1241 kind: EnumVariant, 1245 kind: EnumVariant,
1246 lookup: "Baz",
1242 detail: "()", 1247 detail: "()",
1243 }, 1248 },
1244 CompletionItem { 1249 CompletionItem {
@@ -1247,6 +1252,7 @@ mod tests {
1247 delete: 219..221, 1252 delete: 219..221,
1248 insert: "Foo::Quux", 1253 insert: "Foo::Quux",
1249 kind: EnumVariant, 1254 kind: EnumVariant,
1255 lookup: "Quux",
1250 detail: "()", 1256 detail: "()",
1251 }, 1257 },
1252 ] 1258 ]
@@ -1285,6 +1291,7 @@ mod tests {
1285 delete: 185..186, 1291 delete: 185..186,
1286 insert: "Foo::Bar", 1292 insert: "Foo::Bar",
1287 kind: EnumVariant, 1293 kind: EnumVariant,
1294 lookup: "Bar",
1288 detail: "()", 1295 detail: "()",
1289 }, 1296 },
1290 CompletionItem { 1297 CompletionItem {
@@ -1293,6 +1300,7 @@ mod tests {
1293 delete: 185..186, 1300 delete: 185..186,
1294 insert: "Foo::Baz", 1301 insert: "Foo::Baz",
1295 kind: EnumVariant, 1302 kind: EnumVariant,
1303 lookup: "Baz",
1296 detail: "()", 1304 detail: "()",
1297 }, 1305 },
1298 CompletionItem { 1306 CompletionItem {
@@ -1301,6 +1309,7 @@ mod tests {
1301 delete: 185..186, 1309 delete: 185..186,
1302 insert: "Foo::Quux", 1310 insert: "Foo::Quux",
1303 kind: EnumVariant, 1311 kind: EnumVariant,
1312 lookup: "Quux",
1304 detail: "()", 1313 detail: "()",
1305 }, 1314 },
1306 CompletionItem { 1315 CompletionItem {
@@ -1353,6 +1362,7 @@ mod tests {
1353 delete: 98..99, 1362 delete: 98..99,
1354 insert: "m::E::V", 1363 insert: "m::E::V",
1355 kind: EnumVariant, 1364 kind: EnumVariant,
1365 lookup: "V",
1356 detail: "()", 1366 detail: "()",
1357 }, 1367 },
1358 ] 1368 ]
diff --git a/crates/ra_ide/src/completion/presentation.rs b/crates/ra_ide/src/completion/presentation.rs
index 77d354376..2edb130cf 100644
--- a/crates/ra_ide/src/completion/presentation.rs
+++ b/crates/ra_ide/src/completion/presentation.rs
@@ -1,6 +1,6 @@
1//! This modules takes care of rendering various definitions as completion items. 1//! This modules takes care of rendering various definitions as completion items.
2 2
3use hir::{Docs, HasAttrs, HasSource, HirDisplay, ScopeDef, StructKind, Type}; 3use hir::{Docs, HasAttrs, HasSource, HirDisplay, ModPath, ScopeDef, StructKind, Type};
4use ra_syntax::ast::NameOwner; 4use ra_syntax::ast::NameOwner;
5use stdx::SepBy; 5use stdx::SepBy;
6use test_utils::tested_by; 6use test_utils::tested_by;
@@ -246,14 +246,37 @@ impl Completions {
246 .add_to(self); 246 .add_to(self);
247 } 247 }
248 248
249 pub(crate) fn add_qualified_enum_variant(
250 &mut self,
251 ctx: &CompletionContext,
252 variant: hir::EnumVariant,
253 path: ModPath,
254 ) {
255 self.add_enum_variant_impl(ctx, variant, None, Some(path))
256 }
257
249 pub(crate) fn add_enum_variant( 258 pub(crate) fn add_enum_variant(
250 &mut self, 259 &mut self,
251 ctx: &CompletionContext, 260 ctx: &CompletionContext,
252 variant: hir::EnumVariant, 261 variant: hir::EnumVariant,
253 local_name: Option<String>, 262 local_name: Option<String>,
254 ) { 263 ) {
264 self.add_enum_variant_impl(ctx, variant, local_name, None)
265 }
266
267 fn add_enum_variant_impl(
268 &mut self,
269 ctx: &CompletionContext,
270 variant: hir::EnumVariant,
271 local_name: Option<String>,
272 path: Option<ModPath>,
273 ) {
255 let is_deprecated = is_deprecated(variant, ctx.db); 274 let is_deprecated = is_deprecated(variant, ctx.db);
256 let name = local_name.unwrap_or_else(|| variant.name(ctx.db).to_string()); 275 let name = local_name.unwrap_or_else(|| variant.name(ctx.db).to_string());
276 let qualified_name = match &path {
277 Some(it) => it.to_string(),
278 None => name.to_string(),
279 };
257 let detail_types = variant 280 let detail_types = variant
258 .fields(ctx.db) 281 .fields(ctx.db)
259 .into_iter() 282 .into_iter()
@@ -271,16 +294,23 @@ impl Completions {
271 .surround_with("{ ", " }") 294 .surround_with("{ ", " }")
272 .to_string(), 295 .to_string(),
273 }; 296 };
274 let mut res = 297 let mut res = CompletionItem::new(
275 CompletionItem::new(CompletionKind::Reference, ctx.source_range(), name.clone()) 298 CompletionKind::Reference,
276 .kind(CompletionItemKind::EnumVariant) 299 ctx.source_range(),
277 .set_documentation(variant.docs(ctx.db)) 300 qualified_name.clone(),
278 .set_deprecated(is_deprecated) 301 )
279 .detail(detail); 302 .kind(CompletionItemKind::EnumVariant)
303 .set_documentation(variant.docs(ctx.db))
304 .set_deprecated(is_deprecated)
305 .detail(detail);
306
307 if path.is_some() {
308 res = res.lookup_by(name);
309 }
280 310
281 if variant_kind == StructKind::Tuple { 311 if variant_kind == StructKind::Tuple {
282 let params = Params::Anonymous(variant.fields(ctx.db).len()); 312 let params = Params::Anonymous(variant.fields(ctx.db).len());
283 res = res.add_call_parens(ctx, name, params) 313 res = res.add_call_parens(ctx, qualified_name, params)
284 } 314 }
285 315
286 res.add_to(self); 316 res.add_to(self);
diff --git a/crates/ra_ide/src/snapshots/highlight_injection.html b/crates/ra_ide/src/snapshots/highlight_injection.html
index 6ec13bd80..ea026d7a0 100644
--- a/crates/ra_ide/src/snapshots/highlight_injection.html
+++ b/crates/ra_ide/src/snapshots/highlight_injection.html
@@ -20,6 +20,7 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
20.macro { color: #94BFF3; } 20.macro { color: #94BFF3; }
21.module { color: #AFD8AF; } 21.module { color: #AFD8AF; }
22.variable { color: #DCDCCC; } 22.variable { color: #DCDCCC; }
23.format_specifier { color: #CC696B; }
23.mutable { text-decoration: underline; } 24.mutable { text-decoration: underline; }
24 25
25.keyword { color: #F0DFAF; font-weight: bold; } 26.keyword { color: #F0DFAF; font-weight: bold; }
diff --git a/crates/ra_ide/src/snapshots/highlight_strings.html b/crates/ra_ide/src/snapshots/highlight_strings.html
index 433f2e0c5..de06daf72 100644
--- a/crates/ra_ide/src/snapshots/highlight_strings.html
+++ b/crates/ra_ide/src/snapshots/highlight_strings.html
@@ -20,6 +20,7 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
20.macro { color: #94BFF3; } 20.macro { color: #94BFF3; }
21.module { color: #AFD8AF; } 21.module { color: #AFD8AF; }
22.variable { color: #DCDCCC; } 22.variable { color: #DCDCCC; }
23.format_specifier { color: #CC696B; }
23.mutable { text-decoration: underline; } 24.mutable { text-decoration: underline; }
24 25
25.keyword { color: #F0DFAF; font-weight: bold; } 26.keyword { color: #F0DFAF; font-weight: bold; }
@@ -40,43 +41,43 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
40<span class="keyword">fn</span> <span class="function declaration">main</span>() { 41<span class="keyword">fn</span> <span class="function declaration">main</span>() {
41 <span class="comment">// from https://doc.rust-lang.org/std/fmt/index.html</span> 42 <span class="comment">// from https://doc.rust-lang.org/std/fmt/index.html</span>
42 <span class="macro">println!</span>(<span class="string_literal">"Hello"</span>); <span class="comment">// =&gt; "Hello"</span> 43 <span class="macro">println!</span>(<span class="string_literal">"Hello"</span>); <span class="comment">// =&gt; "Hello"</span>
43 <span class="macro">println!</span>(<span class="string_literal">"Hello, </span><span class="attribute">{</span><span class="attribute">}</span><span class="string_literal">!"</span>, <span class="string_literal">"world"</span>); <span class="comment">// =&gt; "Hello, world!"</span> 44 <span class="macro">println!</span>(<span class="string_literal">"Hello, </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal">!"</span>, <span class="string_literal">"world"</span>); <span class="comment">// =&gt; "Hello, world!"</span>
44 <span class="macro">println!</span>(<span class="string_literal">"The number is </span><span class="attribute">{</span><span class="attribute">}</span><span class="string_literal">"</span>, <span class="numeric_literal">1</span>); <span class="comment">// =&gt; "The number is 1"</span> 45 <span class="macro">println!</span>(<span class="string_literal">"The number is </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal">"</span>, <span class="numeric_literal">1</span>); <span class="comment">// =&gt; "The number is 1"</span>
45 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="attribute">{</span><span class="attribute">:</span><span class="attribute">?</span><span class="attribute">}</span><span class="string_literal">"</span>, (<span class="numeric_literal">3</span>, <span class="numeric_literal">4</span>)); <span class="comment">// =&gt; "(3, 4)"</span> 46 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="format_specifier">{</span><span class="format_specifier">:</span><span class="format_specifier">?</span><span class="format_specifier">}</span><span class="string_literal">"</span>, (<span class="numeric_literal">3</span>, <span class="numeric_literal">4</span>)); <span class="comment">// =&gt; "(3, 4)"</span>
46 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="attribute">{</span><span class="variable">value</span><span class="attribute">}</span><span class="string_literal">"</span>, value=<span class="numeric_literal">4</span>); <span class="comment">// =&gt; "4"</span> 47 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="format_specifier">{</span><span class="variable">value</span><span class="format_specifier">}</span><span class="string_literal">"</span>, value=<span class="numeric_literal">4</span>); <span class="comment">// =&gt; "4"</span>
47 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="attribute">{</span><span class="attribute">}</span><span class="string_literal"> </span><span class="attribute">{</span><span class="attribute">}</span><span class="string_literal">"</span>, <span class="numeric_literal">1</span>, <span class="numeric_literal">2</span>); <span class="comment">// =&gt; "1 2"</span> 48 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal"> </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal">"</span>, <span class="numeric_literal">1</span>, <span class="numeric_literal">2</span>); <span class="comment">// =&gt; "1 2"</span>
48 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="attribute">{</span><span class="attribute">:</span><span class="numeric_literal">0</span><span class="numeric_literal">4</span><span class="attribute">}</span><span class="string_literal">"</span>, <span class="numeric_literal">42</span>); <span class="comment">// =&gt; "0042" with leading zerosV</span> 49 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="format_specifier">{</span><span class="format_specifier">:</span><span class="numeric_literal">0</span><span class="numeric_literal">4</span><span class="format_specifier">}</span><span class="string_literal">"</span>, <span class="numeric_literal">42</span>); <span class="comment">// =&gt; "0042" with leading zerosV</span>
49 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="attribute">{</span><span class="numeric_literal">1</span><span class="attribute">}</span><span class="string_literal"> </span><span class="attribute">{</span><span class="attribute">}</span><span class="string_literal"> </span><span class="attribute">{</span><span class="numeric_literal">0</span><span class="attribute">}</span><span class="string_literal"> </span><span class="attribute">{</span><span class="attribute">}</span><span class="string_literal">"</span>, <span class="numeric_literal">1</span>, <span class="numeric_literal">2</span>); <span class="comment">// =&gt; "2 1 1 2"</span> 50 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="format_specifier">{</span><span class="numeric_literal">1</span><span class="format_specifier">}</span><span class="string_literal"> </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal"> </span><span class="format_specifier">{</span><span class="numeric_literal">0</span><span class="format_specifier">}</span><span class="string_literal"> </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal">"</span>, <span class="numeric_literal">1</span>, <span class="numeric_literal">2</span>); <span class="comment">// =&gt; "2 1 1 2"</span>
50 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="attribute">{</span><span class="variable">argument</span><span class="attribute">}</span><span class="string_literal">"</span>, argument = <span class="string_literal">"test"</span>); <span class="comment">// =&gt; "test"</span> 51 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="format_specifier">{</span><span class="variable">argument</span><span class="format_specifier">}</span><span class="string_literal">"</span>, argument = <span class="string_literal">"test"</span>); <span class="comment">// =&gt; "test"</span>
51 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="attribute">{</span><span class="variable">name</span><span class="attribute">}</span><span class="string_literal"> </span><span class="attribute">{</span><span class="attribute">}</span><span class="string_literal">"</span>, <span class="numeric_literal">1</span>, name = <span class="numeric_literal">2</span>); <span class="comment">// =&gt; "2 1"</span> 52 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="format_specifier">{</span><span class="variable">name</span><span class="format_specifier">}</span><span class="string_literal"> </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal">"</span>, <span class="numeric_literal">1</span>, name = <span class="numeric_literal">2</span>); <span class="comment">// =&gt; "2 1"</span>
52 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="attribute">{</span><span class="variable">a</span><span class="attribute">}</span><span class="string_literal"> </span><span class="attribute">{</span><span class="variable">c</span><span class="attribute">}</span><span class="string_literal"> </span><span class="attribute">{</span><span class="variable">b</span><span class="attribute">}</span><span class="string_literal">"</span>, a=<span class="string_literal">"a"</span>, b=<span class="char_literal">'b'</span>, c=<span class="numeric_literal">3</span>); <span class="comment">// =&gt; "a 3 b"</span> 53 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="format_specifier">{</span><span class="variable">a</span><span class="format_specifier">}</span><span class="string_literal"> </span><span class="format_specifier">{</span><span class="variable">c</span><span class="format_specifier">}</span><span class="string_literal"> </span><span class="format_specifier">{</span><span class="variable">b</span><span class="format_specifier">}</span><span class="string_literal">"</span>, a=<span class="string_literal">"a"</span>, b=<span class="char_literal">'b'</span>, c=<span class="numeric_literal">3</span>); <span class="comment">// =&gt; "a 3 b"</span>
53 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="attribute">:</span><span class="numeric_literal">5</span><span class="attribute">}</span><span class="string_literal">!"</span>, <span class="string_literal">"x"</span>); 54 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="format_specifier">:</span><span class="numeric_literal">5</span><span class="format_specifier">}</span><span class="string_literal">!"</span>, <span class="string_literal">"x"</span>);
54 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="attribute">:</span><span class="numeric_literal">1</span><span class="attribute">$</span><span class="attribute">}</span><span class="string_literal">!"</span>, <span class="string_literal">"x"</span>, <span class="numeric_literal">5</span>); 55 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="format_specifier">:</span><span class="numeric_literal">1</span><span class="format_specifier">$</span><span class="format_specifier">}</span><span class="string_literal">!"</span>, <span class="string_literal">"x"</span>, <span class="numeric_literal">5</span>);
55 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="numeric_literal">1</span><span class="attribute">:</span><span class="numeric_literal">0</span><span class="attribute">$</span><span class="attribute">}</span><span class="string_literal">!"</span>, <span class="numeric_literal">5</span>, <span class="string_literal">"x"</span>); 56 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="numeric_literal">1</span><span class="format_specifier">:</span><span class="numeric_literal">0</span><span class="format_specifier">$</span><span class="format_specifier">}</span><span class="string_literal">!"</span>, <span class="numeric_literal">5</span>, <span class="string_literal">"x"</span>);
56 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="attribute">:</span><span class="variable">width</span><span class="attribute">$</span><span class="attribute">}</span><span class="string_literal">!"</span>, <span class="string_literal">"x"</span>, width = <span class="numeric_literal">5</span>); 57 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="format_specifier">:</span><span class="variable">width</span><span class="format_specifier">$</span><span class="format_specifier">}</span><span class="string_literal">!"</span>, <span class="string_literal">"x"</span>, width = <span class="numeric_literal">5</span>);
57 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="attribute">:</span><span class="attribute">&lt;</span><span class="numeric_literal">5</span><span class="attribute">}</span><span class="string_literal">!"</span>, <span class="string_literal">"x"</span>); 58 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="format_specifier">:</span><span class="format_specifier">&lt;</span><span class="numeric_literal">5</span><span class="format_specifier">}</span><span class="string_literal">!"</span>, <span class="string_literal">"x"</span>);
58 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="attribute">:</span><span class="attribute">-</span><span class="attribute">&lt;</span><span class="numeric_literal">5</span><span class="attribute">}</span><span class="string_literal">!"</span>, <span class="string_literal">"x"</span>); 59 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="format_specifier">:</span><span class="format_specifier">-</span><span class="format_specifier">&lt;</span><span class="numeric_literal">5</span><span class="format_specifier">}</span><span class="string_literal">!"</span>, <span class="string_literal">"x"</span>);
59 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="attribute">:</span><span class="attribute">^</span><span class="numeric_literal">5</span><span class="attribute">}</span><span class="string_literal">!"</span>, <span class="string_literal">"x"</span>); 60 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="format_specifier">:</span><span class="format_specifier">^</span><span class="numeric_literal">5</span><span class="format_specifier">}</span><span class="string_literal">!"</span>, <span class="string_literal">"x"</span>);
60 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="attribute">:</span><span class="attribute">&gt;</span><span class="numeric_literal">5</span><span class="attribute">}</span><span class="string_literal">!"</span>, <span class="string_literal">"x"</span>); 61 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="format_specifier">:</span><span class="format_specifier">&gt;</span><span class="numeric_literal">5</span><span class="format_specifier">}</span><span class="string_literal">!"</span>, <span class="string_literal">"x"</span>);
61 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="attribute">:</span><span class="attribute">+</span><span class="attribute">}</span><span class="string_literal">!"</span>, <span class="numeric_literal">5</span>); 62 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="format_specifier">:</span><span class="format_specifier">+</span><span class="format_specifier">}</span><span class="string_literal">!"</span>, <span class="numeric_literal">5</span>);
62 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="attribute">{</span><span class="attribute">:</span><span class="attribute">#</span><span class="variable">x</span><span class="string_literal">}!"</span>, <span class="numeric_literal">27</span>); 63 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="format_specifier">{</span><span class="format_specifier">:</span><span class="format_specifier">#</span><span class="variable">x</span><span class="string_literal">}!"</span>, <span class="numeric_literal">27</span>);
63 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="attribute">:</span><span class="numeric_literal">0</span><span class="numeric_literal">5</span><span class="attribute">}</span><span class="string_literal">!"</span>, <span class="numeric_literal">5</span>); 64 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="format_specifier">:</span><span class="numeric_literal">0</span><span class="numeric_literal">5</span><span class="format_specifier">}</span><span class="string_literal">!"</span>, <span class="numeric_literal">5</span>);
64 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="attribute">:</span><span class="numeric_literal">0</span><span class="numeric_literal">5</span><span class="attribute">}</span><span class="string_literal">!"</span>, -<span class="numeric_literal">5</span>); 65 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="format_specifier">:</span><span class="numeric_literal">0</span><span class="numeric_literal">5</span><span class="format_specifier">}</span><span class="string_literal">!"</span>, -<span class="numeric_literal">5</span>);
65 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="attribute">{</span><span class="attribute">:</span><span class="attribute">#</span><span class="numeric_literal">0</span><span class="numeric_literal">10</span><span class="variable">x</span><span class="attribute">}</span><span class="string_literal">!"</span>, <span class="numeric_literal">27</span>); 66 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="format_specifier">{</span><span class="format_specifier">:</span><span class="format_specifier">#</span><span class="numeric_literal">0</span><span class="numeric_literal">10</span><span class="variable">x</span><span class="format_specifier">}</span><span class="string_literal">!"</span>, <span class="numeric_literal">27</span>);
66 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="numeric_literal">0</span><span class="attribute">}</span><span class="string_literal"> is </span><span class="attribute">{</span><span class="numeric_literal">1</span><span class="attribute">:</span><span class="attribute">.</span><span class="numeric_literal">5</span><span class="attribute">}</span><span class="string_literal">"</span>, <span class="string_literal">"x"</span>, <span class="numeric_literal">0.01</span>); 67 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="numeric_literal">0</span><span class="format_specifier">}</span><span class="string_literal"> is </span><span class="format_specifier">{</span><span class="numeric_literal">1</span><span class="format_specifier">:</span><span class="format_specifier">.</span><span class="numeric_literal">5</span><span class="format_specifier">}</span><span class="string_literal">"</span>, <span class="string_literal">"x"</span>, <span class="numeric_literal">0.01</span>);
67 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="numeric_literal">1</span><span class="attribute">}</span><span class="string_literal"> is </span><span class="attribute">{</span><span class="numeric_literal">2</span><span class="attribute">:</span><span class="attribute">.</span><span class="numeric_literal">0</span><span class="attribute">$</span><span class="attribute">}</span><span class="string_literal">"</span>, <span class="numeric_literal">5</span>, <span class="string_literal">"x"</span>, <span class="numeric_literal">0.01</span>); 68 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="numeric_literal">1</span><span class="format_specifier">}</span><span class="string_literal"> is </span><span class="format_specifier">{</span><span class="numeric_literal">2</span><span class="format_specifier">:</span><span class="format_specifier">.</span><span class="numeric_literal">0</span><span class="format_specifier">$</span><span class="format_specifier">}</span><span class="string_literal">"</span>, <span class="numeric_literal">5</span>, <span class="string_literal">"x"</span>, <span class="numeric_literal">0.01</span>);
68 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="numeric_literal">0</span><span class="attribute">}</span><span class="string_literal"> is </span><span class="attribute">{</span><span class="numeric_literal">2</span><span class="attribute">:</span><span class="attribute">.</span><span class="numeric_literal">1</span><span class="attribute">$</span><span class="attribute">}</span><span class="string_literal">"</span>, <span class="string_literal">"x"</span>, <span class="numeric_literal">5</span>, <span class="numeric_literal">0.01</span>); 69 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="numeric_literal">0</span><span class="format_specifier">}</span><span class="string_literal"> is </span><span class="format_specifier">{</span><span class="numeric_literal">2</span><span class="format_specifier">:</span><span class="format_specifier">.</span><span class="numeric_literal">1</span><span class="format_specifier">$</span><span class="format_specifier">}</span><span class="string_literal">"</span>, <span class="string_literal">"x"</span>, <span class="numeric_literal">5</span>, <span class="numeric_literal">0.01</span>);
69 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="attribute">}</span><span class="string_literal"> is </span><span class="attribute">{</span><span class="attribute">:</span><span class="attribute">.</span><span class="attribute">*</span><span class="attribute">}</span><span class="string_literal">"</span>, <span class="string_literal">"x"</span>, <span class="numeric_literal">5</span>, <span class="numeric_literal">0.01</span>); 70 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal"> is </span><span class="format_specifier">{</span><span class="format_specifier">:</span><span class="format_specifier">.</span><span class="format_specifier">*</span><span class="format_specifier">}</span><span class="string_literal">"</span>, <span class="string_literal">"x"</span>, <span class="numeric_literal">5</span>, <span class="numeric_literal">0.01</span>);
70 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="attribute">}</span><span class="string_literal"> is </span><span class="attribute">{</span><span class="numeric_literal">2</span><span class="attribute">:</span><span class="attribute">.</span><span class="attribute">*</span><span class="attribute">}</span><span class="string_literal">"</span>, <span class="string_literal">"x"</span>, <span class="numeric_literal">5</span>, <span class="numeric_literal">0.01</span>); 71 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal"> is </span><span class="format_specifier">{</span><span class="numeric_literal">2</span><span class="format_specifier">:</span><span class="format_specifier">.</span><span class="format_specifier">*</span><span class="format_specifier">}</span><span class="string_literal">"</span>, <span class="string_literal">"x"</span>, <span class="numeric_literal">5</span>, <span class="numeric_literal">0.01</span>);
71 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="attribute">{</span><span class="attribute">}</span><span class="string_literal"> is </span><span class="attribute">{</span><span class="variable">number</span><span class="attribute">:</span><span class="attribute">.</span><span class="variable">prec</span><span class="attribute">$</span><span class="attribute">}</span><span class="string_literal">"</span>, <span class="string_literal">"x"</span>, prec = <span class="numeric_literal">5</span>, number = <span class="numeric_literal">0.01</span>); 72 <span class="macro">println!</span>(<span class="string_literal">"Hello </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal"> is </span><span class="format_specifier">{</span><span class="variable">number</span><span class="format_specifier">:</span><span class="format_specifier">.</span><span class="variable">prec</span><span class="format_specifier">$</span><span class="format_specifier">}</span><span class="string_literal">"</span>, <span class="string_literal">"x"</span>, prec = <span class="numeric_literal">5</span>, number = <span class="numeric_literal">0.01</span>);
72 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="attribute">{</span><span class="attribute">}</span><span class="string_literal">, `</span><span class="attribute">{</span><span class="variable">name</span><span class="attribute">:</span><span class="attribute">.</span><span class="attribute">*</span><span class="attribute">}</span><span class="string_literal">` has 3 fractional digits"</span>, <span class="string_literal">"Hello"</span>, <span class="numeric_literal">3</span>, name=<span class="numeric_literal">1234.56</span>); 73 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal">, `</span><span class="format_specifier">{</span><span class="variable">name</span><span class="format_specifier">:</span><span class="format_specifier">.</span><span class="format_specifier">*</span><span class="format_specifier">}</span><span class="string_literal">` has 3 fractional digits"</span>, <span class="string_literal">"Hello"</span>, <span class="numeric_literal">3</span>, name=<span class="numeric_literal">1234.56</span>);
73 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="attribute">{</span><span class="attribute">}</span><span class="string_literal">, `</span><span class="attribute">{</span><span class="variable">name</span><span class="attribute">:</span><span class="attribute">.</span><span class="attribute">*</span><span class="attribute">}</span><span class="string_literal">` has 3 characters"</span>, <span class="string_literal">"Hello"</span>, <span class="numeric_literal">3</span>, name=<span class="string_literal">"1234.56"</span>); 74 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal">, `</span><span class="format_specifier">{</span><span class="variable">name</span><span class="format_specifier">:</span><span class="format_specifier">.</span><span class="format_specifier">*</span><span class="format_specifier">}</span><span class="string_literal">` has 3 characters"</span>, <span class="string_literal">"Hello"</span>, <span class="numeric_literal">3</span>, name=<span class="string_literal">"1234.56"</span>);
74 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="attribute">{</span><span class="attribute">}</span><span class="string_literal">, `</span><span class="attribute">{</span><span class="variable">name</span><span class="attribute">:</span><span class="attribute">&gt;</span><span class="numeric_literal">8</span><span class="attribute">.</span><span class="attribute">*</span><span class="attribute">}</span><span class="string_literal">` has 3 right-aligned characters"</span>, <span class="string_literal">"Hello"</span>, <span class="numeric_literal">3</span>, name=<span class="string_literal">"1234.56"</span>); 75 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal">, `</span><span class="format_specifier">{</span><span class="variable">name</span><span class="format_specifier">:</span><span class="format_specifier">&gt;</span><span class="numeric_literal">8</span><span class="format_specifier">.</span><span class="format_specifier">*</span><span class="format_specifier">}</span><span class="string_literal">` has 3 right-aligned characters"</span>, <span class="string_literal">"Hello"</span>, <span class="numeric_literal">3</span>, name=<span class="string_literal">"1234.56"</span>);
75 <span class="macro">println!</span>(<span class="string_literal">"Hello {{}}"</span>); 76 <span class="macro">println!</span>(<span class="string_literal">"Hello {{}}"</span>);
76 <span class="macro">println!</span>(<span class="string_literal">"{{ Hello"</span>); 77 <span class="macro">println!</span>(<span class="string_literal">"{{ Hello"</span>);
77 78
78 <span class="macro">println!</span>(<span class="string_literal">r"Hello, </span><span class="attribute">{</span><span class="attribute">}</span><span class="string_literal">!"</span>, <span class="string_literal">"world"</span>); 79 <span class="macro">println!</span>(<span class="string_literal">r"Hello, </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal">!"</span>, <span class="string_literal">"world"</span>);
79 80
80 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="attribute">{</span><span class="variable">\x41</span><span class="attribute">}</span><span class="string_literal">"</span>, A = <span class="numeric_literal">92</span>); 81 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="format_specifier">{</span><span class="variable">\x41</span><span class="format_specifier">}</span><span class="string_literal">"</span>, A = <span class="numeric_literal">92</span>);
81 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="attribute">{</span><span class="variable">ничоси</span><span class="attribute">}</span><span class="string_literal">"</span>, ничоси = <span class="numeric_literal">92</span>); 82 <span class="macro">println!</span>(<span class="string_literal">"</span><span class="format_specifier">{</span><span class="variable">ничоси</span><span class="format_specifier">}</span><span class="string_literal">"</span>, ничоси = <span class="numeric_literal">92</span>);
82}</code></pre> \ No newline at end of file 83}</code></pre> \ No newline at end of file
diff --git a/crates/ra_ide/src/snapshots/highlighting.html b/crates/ra_ide/src/snapshots/highlighting.html
index ccb1fc751..4b12fe823 100644
--- a/crates/ra_ide/src/snapshots/highlighting.html
+++ b/crates/ra_ide/src/snapshots/highlighting.html
@@ -20,6 +20,7 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
20.macro { color: #94BFF3; } 20.macro { color: #94BFF3; }
21.module { color: #AFD8AF; } 21.module { color: #AFD8AF; }
22.variable { color: #DCDCCC; } 22.variable { color: #DCDCCC; }
23.format_specifier { color: #CC696B; }
23.mutable { text-decoration: underline; } 24.mutable { text-decoration: underline; }
24 25
25.keyword { color: #F0DFAF; font-weight: bold; } 26.keyword { color: #F0DFAF; font-weight: bold; }
diff --git a/crates/ra_ide/src/snapshots/rainbow_highlighting.html b/crates/ra_ide/src/snapshots/rainbow_highlighting.html
index 3df82c45f..11e1f3e44 100644
--- a/crates/ra_ide/src/snapshots/rainbow_highlighting.html
+++ b/crates/ra_ide/src/snapshots/rainbow_highlighting.html
@@ -20,6 +20,7 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
20.macro { color: #94BFF3; } 20.macro { color: #94BFF3; }
21.module { color: #AFD8AF; } 21.module { color: #AFD8AF; }
22.variable { color: #DCDCCC; } 22.variable { color: #DCDCCC; }
23.format_specifier { color: #CC696B; }
23.mutable { text-decoration: underline; } 24.mutable { text-decoration: underline; }
24 25
25.keyword { color: #F0DFAF; font-weight: bold; } 26.keyword { color: #F0DFAF; font-weight: bold; }
diff --git a/crates/ra_ide/src/syntax_highlighting.rs b/crates/ra_ide/src/syntax_highlighting.rs
index be0f8c827..6658c7bb2 100644
--- a/crates/ra_ide/src/syntax_highlighting.rs
+++ b/crates/ra_ide/src/syntax_highlighting.rs
@@ -290,7 +290,7 @@ fn highlight_format_specifier(kind: FormatSpecifier) -> Option<HighlightTag> {
290 | FormatSpecifier::DollarSign 290 | FormatSpecifier::DollarSign
291 | FormatSpecifier::Dot 291 | FormatSpecifier::Dot
292 | FormatSpecifier::Asterisk 292 | FormatSpecifier::Asterisk
293 | FormatSpecifier::QuestionMark => HighlightTag::Attribute, 293 | FormatSpecifier::QuestionMark => HighlightTag::FormatSpecifier,
294 FormatSpecifier::Integer | FormatSpecifier::Zero => HighlightTag::NumericLiteral, 294 FormatSpecifier::Integer | FormatSpecifier::Zero => HighlightTag::NumericLiteral,
295 FormatSpecifier::Identifier => HighlightTag::Local, 295 FormatSpecifier::Identifier => HighlightTag::Local,
296 }) 296 })
diff --git a/crates/ra_ide/src/syntax_highlighting/html.rs b/crates/ra_ide/src/syntax_highlighting/html.rs
index 010db4017..ff0eeeb52 100644
--- a/crates/ra_ide/src/syntax_highlighting/html.rs
+++ b/crates/ra_ide/src/syntax_highlighting/html.rs
@@ -79,6 +79,7 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
79.macro { color: #94BFF3; } 79.macro { color: #94BFF3; }
80.module { color: #AFD8AF; } 80.module { color: #AFD8AF; }
81.variable { color: #DCDCCC; } 81.variable { color: #DCDCCC; }
82.format_specifier { color: #CC696B; }
82.mutable { text-decoration: underline; } 83.mutable { text-decoration: underline; }
83 84
84.keyword { color: #F0DFAF; font-weight: bold; } 85.keyword { color: #F0DFAF; font-weight: bold; }
diff --git a/crates/ra_ide/src/syntax_highlighting/tags.rs b/crates/ra_ide/src/syntax_highlighting/tags.rs
index f2c421654..be1a0f12b 100644
--- a/crates/ra_ide/src/syntax_highlighting/tags.rs
+++ b/crates/ra_ide/src/syntax_highlighting/tags.rs
@@ -39,6 +39,7 @@ pub enum HighlightTag {
39 Union, 39 Union,
40 Local, 40 Local,
41 UnresolvedReference, 41 UnresolvedReference,
42 FormatSpecifier,
42} 43}
43 44
44#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash, PartialOrd, Ord)] 45#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash, PartialOrd, Ord)]
@@ -81,6 +82,7 @@ impl HighlightTag {
81 HighlightTag::Union => "union", 82 HighlightTag::Union => "union",
82 HighlightTag::Local => "variable", 83 HighlightTag::Local => "variable",
83 HighlightTag::UnresolvedReference => "unresolved_reference", 84 HighlightTag::UnresolvedReference => "unresolved_reference",
85 HighlightTag::FormatSpecifier => "format_specifier",
84 } 86 }
85 } 87 }
86} 88}
diff --git a/crates/ra_prof/src/hprof.rs b/crates/ra_prof/src/hprof.rs
index 2b8a90363..a3f5321fb 100644
--- a/crates/ra_prof/src/hprof.rs
+++ b/crates/ra_prof/src/hprof.rs
@@ -30,8 +30,9 @@ pub fn init_from(spec: &str) {
30pub type Label = &'static str; 30pub type Label = &'static str;
31 31
32/// This function starts a profiling scope in the current execution stack with a given description. 32/// This function starts a profiling scope in the current execution stack with a given description.
33/// It returns a Profile structure and measure elapsed time between this method invocation and Profile structure drop. 33/// It returns a `Profile` struct that measures elapsed time between this method invocation and `Profile` struct drop.
34/// It supports nested profiling scopes in case when this function invoked multiple times at the execution stack. In this case the profiling information will be nested at the output. 34/// It supports nested profiling scopes in case when this function is invoked multiple times at the execution stack.
35/// In this case the profiling information will be nested at the output.
35/// Profiling information is being printed in the stderr. 36/// Profiling information is being printed in the stderr.
36/// 37///
37/// # Example 38/// # Example
@@ -58,36 +59,35 @@ pub type Label = &'static str;
58/// ``` 59/// ```
59pub fn profile(label: Label) -> Profiler { 60pub fn profile(label: Label) -> Profiler {
60 assert!(!label.is_empty()); 61 assert!(!label.is_empty());
61 let enabled = PROFILING_ENABLED.load(Ordering::Relaxed) 62
62 && PROFILE_STACK.with(|stack| stack.borrow_mut().push(label)); 63 if PROFILING_ENABLED.load(Ordering::Relaxed)
63 let label = if enabled { Some(label) } else { None }; 64 && PROFILE_STACK.with(|stack| stack.borrow_mut().push(label))
64 Profiler { label, detail: None } 65 {
66 Profiler(Some(ProfilerImpl { label, detail: None }))
67 } else {
68 Profiler(None)
69 }
65} 70}
66 71
67pub struct Profiler { 72pub struct Profiler(Option<ProfilerImpl>);
68 label: Option<Label>, 73
74struct ProfilerImpl {
75 label: Label,
69 detail: Option<String>, 76 detail: Option<String>,
70} 77}
71 78
72impl Profiler { 79impl Profiler {
73 pub fn detail(mut self, detail: impl FnOnce() -> String) -> Profiler { 80 pub fn detail(mut self, detail: impl FnOnce() -> String) -> Profiler {
74 if self.label.is_some() { 81 if let Some(profiler) = &mut self.0 {
75 self.detail = Some(detail()) 82 profiler.detail = Some(detail())
76 } 83 }
77 self 84 self
78 } 85 }
79} 86}
80 87
81impl Drop for Profiler { 88impl Drop for ProfilerImpl {
82 fn drop(&mut self) { 89 fn drop(&mut self) {
83 match self { 90 PROFILE_STACK.with(|it| it.borrow_mut().pop(self.label, self.detail.take()));
84 Profiler { label: Some(label), detail } => {
85 PROFILE_STACK.with(|stack| {
86 stack.borrow_mut().pop(label, detail.take());
87 });
88 }
89 Profiler { label: None, .. } => (),
90 }
91 } 91 }
92} 92}
93 93
@@ -179,21 +179,18 @@ impl ProfileStack {
179 pub fn pop(&mut self, label: Label, detail: Option<String>) { 179 pub fn pop(&mut self, label: Label, detail: Option<String>) {
180 let start = self.starts.pop().unwrap(); 180 let start = self.starts.pop().unwrap();
181 let duration = start.elapsed(); 181 let duration = start.elapsed();
182 let level = self.starts.len();
183 self.messages.finish(Message { duration, label, detail }); 182 self.messages.finish(Message { duration, label, detail });
184 if level == 0 { 183 if self.starts.is_empty() {
185 let longer_than = self.filter.longer_than; 184 let longer_than = self.filter.longer_than;
186 // Convert to millis for comparison to avoid problems with rounding 185 // Convert to millis for comparison to avoid problems with rounding
187 // (otherwise we could print `0ms` despite user's `>0` filter when 186 // (otherwise we could print `0ms` despite user's `>0` filter when
188 // `duration` is just a few nanos). 187 // `duration` is just a few nanos).
189 if duration.as_millis() > longer_than.as_millis() { 188 if duration.as_millis() > longer_than.as_millis() {
190 let stderr = stderr();
191 if let Some(root) = self.messages.root() { 189 if let Some(root) = self.messages.root() {
192 print(&self.messages, root, 0, longer_than, &mut stderr.lock()); 190 print(&self.messages, root, 0, longer_than, &mut stderr().lock());
193 } 191 }
194 } 192 }
195 self.messages.clear(); 193 self.messages.clear();
196 assert!(self.starts.is_empty())
197 } 194 }
198 } 195 }
199} 196}
diff --git a/crates/ra_syntax/src/ast.rs b/crates/ra_syntax/src/ast.rs
index 7fca5661e..a716e525b 100644
--- a/crates/ra_syntax/src/ast.rs
+++ b/crates/ra_syntax/src/ast.rs
@@ -243,6 +243,21 @@ fn test_comments_preserve_trailing_whitespace() {
243} 243}
244 244
245#[test] 245#[test]
246fn test_four_slash_line_comment() {
247 let file = SourceFile::parse(
248 r#"
249 //// too many slashes to be a doc comment
250 /// doc comment
251 mod foo {}
252 "#,
253 )
254 .ok()
255 .unwrap();
256 let module = file.syntax().descendants().find_map(Module::cast).unwrap();
257 assert_eq!("doc comment", module.doc_comment_text().unwrap());
258}
259
260#[test]
246fn test_where_predicates() { 261fn test_where_predicates() {
247 fn assert_bound(text: &str, bound: Option<TypeBound>) { 262 fn assert_bound(text: &str, bound: Option<TypeBound>) {
248 assert_eq!(text, bound.unwrap().syntax().text().to_string()); 263 assert_eq!(text, bound.unwrap().syntax().text().to_string());
diff --git a/crates/ra_syntax/src/ast/make.rs b/crates/ra_syntax/src/ast/make.rs
index ee0f5cc40..492088353 100644
--- a/crates/ra_syntax/src/ast/make.rs
+++ b/crates/ra_syntax/src/ast/make.rs
@@ -22,8 +22,7 @@ pub fn path_unqualified(segment: ast::PathSegment) -> ast::Path {
22pub fn path_qualified(qual: ast::Path, segment: ast::PathSegment) -> ast::Path { 22pub fn path_qualified(qual: ast::Path, segment: ast::PathSegment) -> ast::Path {
23 path_from_text(&format!("{}::{}", qual, segment)) 23 path_from_text(&format!("{}::{}", qual, segment))
24} 24}
25 25fn path_from_text(text: &str) -> ast::Path {
26pub fn path_from_text(text: &str) -> ast::Path {
27 ast_from_text(text) 26 ast_from_text(text)
28} 27}
29 28
diff --git a/crates/ra_syntax/src/ast/tokens.rs b/crates/ra_syntax/src/ast/tokens.rs
index 3865729b8..74906d8a6 100644
--- a/crates/ra_syntax/src/ast/tokens.rs
+++ b/crates/ra_syntax/src/ast/tokens.rs
@@ -13,7 +13,12 @@ impl Comment {
13 } 13 }
14 14
15 pub fn prefix(&self) -> &'static str { 15 pub fn prefix(&self) -> &'static str {
16 prefix_by_kind(self.kind()) 16 for (prefix, k) in COMMENT_PREFIX_TO_KIND.iter() {
17 if *k == self.kind() && self.text().starts_with(prefix) {
18 return prefix;
19 }
20 }
21 unreachable!()
17 } 22 }
18} 23}
19 24
@@ -48,6 +53,7 @@ pub enum CommentPlacement {
48const COMMENT_PREFIX_TO_KIND: &[(&str, CommentKind)] = { 53const COMMENT_PREFIX_TO_KIND: &[(&str, CommentKind)] = {
49 use {CommentPlacement::*, CommentShape::*}; 54 use {CommentPlacement::*, CommentShape::*};
50 &[ 55 &[
56 ("////", CommentKind { shape: Line, doc: None }),
51 ("///", CommentKind { shape: Line, doc: Some(Outer) }), 57 ("///", CommentKind { shape: Line, doc: Some(Outer) }),
52 ("//!", CommentKind { shape: Line, doc: Some(Inner) }), 58 ("//!", CommentKind { shape: Line, doc: Some(Inner) }),
53 ("/**", CommentKind { shape: Block, doc: Some(Outer) }), 59 ("/**", CommentKind { shape: Block, doc: Some(Outer) }),
@@ -69,15 +75,6 @@ fn kind_by_prefix(text: &str) -> CommentKind {
69 panic!("bad comment text: {:?}", text) 75 panic!("bad comment text: {:?}", text)
70} 76}
71 77
72fn prefix_by_kind(kind: CommentKind) -> &'static str {
73 for (prefix, k) in COMMENT_PREFIX_TO_KIND.iter() {
74 if *k == kind {
75 return prefix;
76 }
77 }
78 unreachable!()
79}
80
81impl Whitespace { 78impl Whitespace {
82 pub fn spans_multiple_lines(&self) -> bool { 79 pub fn spans_multiple_lines(&self) -> bool {
83 let text = self.text(); 80 let text = self.text();
diff --git a/crates/rust-analyzer/Cargo.toml b/crates/rust-analyzer/Cargo.toml
index cee0248b6..514d6d1a9 100644
--- a/crates/rust-analyzer/Cargo.toml
+++ b/crates/rust-analyzer/Cargo.toml
@@ -20,7 +20,7 @@ globset = "0.4.4"
20itertools = "0.9.0" 20itertools = "0.9.0"
21jod-thread = "0.1.0" 21jod-thread = "0.1.0"
22log = "0.4.8" 22log = "0.4.8"
23lsp-types = { version = "0.73.0", features = ["proposed"] } 23lsp-types = { version = "0.74.0", features = ["proposed"] }
24parking_lot = "0.10.0" 24parking_lot = "0.10.0"
25pico-args = "0.3.1" 25pico-args = "0.3.1"
26rand = { version = "0.7.3", features = ["small_rng"] } 26rand = { version = "0.7.3", features = ["small_rng"] }
diff --git a/crates/rust-analyzer/src/conv.rs b/crates/rust-analyzer/src/conv.rs
index b0f911f71..7be5ebcdb 100644
--- a/crates/rust-analyzer/src/conv.rs
+++ b/crates/rust-analyzer/src/conv.rs
@@ -25,7 +25,8 @@ use crate::{
25 Result, 25 Result,
26}; 26};
27use semantic_tokens::{ 27use semantic_tokens::{
28 ATTRIBUTE, BUILTIN_TYPE, ENUM_MEMBER, LIFETIME, TYPE_ALIAS, UNION, UNRESOLVED_REFERENCE, 28 ATTRIBUTE, BUILTIN_TYPE, ENUM_MEMBER, FORMAT_SPECIFIER, LIFETIME, TYPE_ALIAS, UNION,
29 UNRESOLVED_REFERENCE,
29}; 30};
30 31
31pub trait Conv { 32pub trait Conv {
@@ -149,7 +150,7 @@ impl ConvWith<(&LineIndex, LineEndings)> for CompletionItem {
149 detail: self.detail().map(|it| it.to_string()), 150 detail: self.detail().map(|it| it.to_string()),
150 filter_text: Some(self.lookup().to_string()), 151 filter_text: Some(self.lookup().to_string()),
151 kind: self.kind().map(|it| it.conv()), 152 kind: self.kind().map(|it| it.conv()),
152 text_edit: Some(text_edit), 153 text_edit: Some(text_edit.into()),
153 additional_text_edits: Some(additional_text_edits), 154 additional_text_edits: Some(additional_text_edits),
154 documentation: self.documentation().map(|it| it.conv()), 155 documentation: self.documentation().map(|it| it.conv()),
155 deprecated: Some(self.deprecated()), 156 deprecated: Some(self.deprecated()),
@@ -381,6 +382,7 @@ impl Conv for Highlight {
381 HighlightTag::Attribute => ATTRIBUTE, 382 HighlightTag::Attribute => ATTRIBUTE,
382 HighlightTag::Keyword => SemanticTokenType::KEYWORD, 383 HighlightTag::Keyword => SemanticTokenType::KEYWORD,
383 HighlightTag::UnresolvedReference => UNRESOLVED_REFERENCE, 384 HighlightTag::UnresolvedReference => UNRESOLVED_REFERENCE,
385 HighlightTag::FormatSpecifier => FORMAT_SPECIFIER,
384 }; 386 };
385 387
386 for modifier in self.modifiers.iter() { 388 for modifier in self.modifiers.iter() {
diff --git a/crates/rust-analyzer/src/main_loop/handlers.rs b/crates/rust-analyzer/src/main_loop/handlers.rs
index 6caaf5f88..8db2dfa0c 100644
--- a/crates/rust-analyzer/src/main_loop/handlers.rs
+++ b/crates/rust-analyzer/src/main_loop/handlers.rs
@@ -326,10 +326,10 @@ pub fn handle_workspace_symbol(
326 326
327pub fn handle_goto_definition( 327pub fn handle_goto_definition(
328 world: WorldSnapshot, 328 world: WorldSnapshot,
329 params: req::TextDocumentPositionParams, 329 params: req::GotoDefinitionParams,
330) -> Result<Option<req::GotoDefinitionResponse>> { 330) -> Result<Option<req::GotoDefinitionResponse>> {
331 let _p = profile("handle_goto_definition"); 331 let _p = profile("handle_goto_definition");
332 let position = params.try_conv_with(&world)?; 332 let position = params.text_document_position_params.try_conv_with(&world)?;
333 let nav_info = match world.analysis().goto_definition(position)? { 333 let nav_info = match world.analysis().goto_definition(position)? {
334 None => return Ok(None), 334 None => return Ok(None),
335 Some(it) => it, 335 Some(it) => it,
@@ -340,10 +340,10 @@ pub fn handle_goto_definition(
340 340
341pub fn handle_goto_implementation( 341pub fn handle_goto_implementation(
342 world: WorldSnapshot, 342 world: WorldSnapshot,
343 params: req::TextDocumentPositionParams, 343 params: req::GotoImplementationParams,
344) -> Result<Option<req::GotoImplementationResponse>> { 344) -> Result<Option<req::GotoImplementationResponse>> {
345 let _p = profile("handle_goto_implementation"); 345 let _p = profile("handle_goto_implementation");
346 let position = params.try_conv_with(&world)?; 346 let position = params.text_document_position_params.try_conv_with(&world)?;
347 let nav_info = match world.analysis().goto_implementation(position)? { 347 let nav_info = match world.analysis().goto_implementation(position)? {
348 None => return Ok(None), 348 None => return Ok(None),
349 Some(it) => it, 349 Some(it) => it,
@@ -354,10 +354,10 @@ pub fn handle_goto_implementation(
354 354
355pub fn handle_goto_type_definition( 355pub fn handle_goto_type_definition(
356 world: WorldSnapshot, 356 world: WorldSnapshot,
357 params: req::TextDocumentPositionParams, 357 params: req::GotoTypeDefinitionParams,
358) -> Result<Option<req::GotoTypeDefinitionResponse>> { 358) -> Result<Option<req::GotoTypeDefinitionResponse>> {
359 let _p = profile("handle_goto_type_definition"); 359 let _p = profile("handle_goto_type_definition");
360 let position = params.try_conv_with(&world)?; 360 let position = params.text_document_position_params.try_conv_with(&world)?;
361 let nav_info = match world.analysis().goto_type_definition(position)? { 361 let nav_info = match world.analysis().goto_type_definition(position)? {
362 None => return Ok(None), 362 None => return Ok(None),
363 Some(it) => it, 363 Some(it) => it,
@@ -487,10 +487,10 @@ pub fn handle_folding_range(
487 487
488pub fn handle_signature_help( 488pub fn handle_signature_help(
489 world: WorldSnapshot, 489 world: WorldSnapshot,
490 params: req::TextDocumentPositionParams, 490 params: req::SignatureHelpParams,
491) -> Result<Option<req::SignatureHelp>> { 491) -> Result<Option<req::SignatureHelp>> {
492 let _p = profile("handle_signature_help"); 492 let _p = profile("handle_signature_help");
493 let position = params.try_conv_with(&world)?; 493 let position = params.text_document_position_params.try_conv_with(&world)?;
494 if let Some(call_info) = world.analysis().call_info(position)? { 494 if let Some(call_info) = world.analysis().call_info(position)? {
495 let concise = !world.config.call_info_full; 495 let concise = !world.config.call_info_full;
496 let mut active_parameter = call_info.active_parameter.map(|it| it as i64); 496 let mut active_parameter = call_info.active_parameter.map(|it| it as i64);
@@ -509,12 +509,9 @@ pub fn handle_signature_help(
509 } 509 }
510} 510}
511 511
512pub fn handle_hover( 512pub fn handle_hover(world: WorldSnapshot, params: req::HoverParams) -> Result<Option<Hover>> {
513 world: WorldSnapshot,
514 params: req::TextDocumentPositionParams,
515) -> Result<Option<Hover>> {
516 let _p = profile("handle_hover"); 513 let _p = profile("handle_hover");
517 let position = params.try_conv_with(&world)?; 514 let position = params.text_document_position_params.try_conv_with(&world)?;
518 let info = match world.analysis().hover(position)? { 515 let info = match world.analysis().hover(position)? {
519 None => return Ok(None), 516 None => return Ok(None),
520 Some(info) => info, 517 Some(info) => info,
@@ -878,8 +875,14 @@ pub fn handle_code_lens(
878 .map(|it| { 875 .map(|it| {
879 let range = it.node_range.conv_with(&line_index); 876 let range = it.node_range.conv_with(&line_index);
880 let pos = range.start; 877 let pos = range.start;
881 let lens_params = 878 let lens_params = req::GotoImplementationParams {
882 req::TextDocumentPositionParams::new(params.text_document.clone(), pos); 879 text_document_position_params: req::TextDocumentPositionParams::new(
880 params.text_document.clone(),
881 pos,
882 ),
883 work_done_progress_params: Default::default(),
884 partial_result_params: Default::default(),
885 };
883 CodeLens { 886 CodeLens {
884 range, 887 range,
885 command: None, 888 command: None,
@@ -894,7 +897,7 @@ pub fn handle_code_lens(
894#[derive(Debug, Serialize, Deserialize)] 897#[derive(Debug, Serialize, Deserialize)]
895#[serde(rename_all = "camelCase")] 898#[serde(rename_all = "camelCase")]
896enum CodeLensResolveData { 899enum CodeLensResolveData {
897 Impls(req::TextDocumentPositionParams), 900 Impls(req::GotoImplementationParams),
898} 901}
899 902
900pub fn handle_code_lens_resolve(world: WorldSnapshot, code_lens: CodeLens) -> Result<CodeLens> { 903pub fn handle_code_lens_resolve(world: WorldSnapshot, code_lens: CodeLens) -> Result<CodeLens> {
@@ -927,7 +930,7 @@ pub fn handle_code_lens_resolve(world: WorldSnapshot, code_lens: CodeLens) -> Re
927 title, 930 title,
928 command: "rust-analyzer.showReferences".into(), 931 command: "rust-analyzer.showReferences".into(),
929 arguments: Some(vec![ 932 arguments: Some(vec![
930 to_value(&lens_params.text_document.uri).unwrap(), 933 to_value(&lens_params.text_document_position_params.text_document.uri).unwrap(),
931 to_value(code_lens.range.start).unwrap(), 934 to_value(code_lens.range.start).unwrap(),
932 to_value(locations).unwrap(), 935 to_value(locations).unwrap(),
933 ]), 936 ]),
@@ -944,16 +947,16 @@ pub fn handle_code_lens_resolve(world: WorldSnapshot, code_lens: CodeLens) -> Re
944 947
945pub fn handle_document_highlight( 948pub fn handle_document_highlight(
946 world: WorldSnapshot, 949 world: WorldSnapshot,
947 params: req::TextDocumentPositionParams, 950 params: req::DocumentHighlightParams,
948) -> Result<Option<Vec<DocumentHighlight>>> { 951) -> Result<Option<Vec<DocumentHighlight>>> {
949 let _p = profile("handle_document_highlight"); 952 let _p = profile("handle_document_highlight");
950 let file_id = params.text_document.try_conv_with(&world)?; 953 let file_id = params.text_document_position_params.text_document.try_conv_with(&world)?;
951 let line_index = world.analysis().file_line_index(file_id)?; 954 let line_index = world.analysis().file_line_index(file_id)?;
952 955
953 let refs = match world 956 let refs = match world.analysis().find_all_refs(
954 .analysis() 957 params.text_document_position_params.try_conv_with(&world)?,
955 .find_all_refs(params.try_conv_with(&world)?, Some(SearchScope::single_file(file_id)))? 958 Some(SearchScope::single_file(file_id)),
956 { 959 )? {
957 None => return Ok(None), 960 None => return Ok(None),
958 Some(refs) => refs, 961 Some(refs) => refs,
959 }; 962 };
diff --git a/crates/rust-analyzer/src/req.rs b/crates/rust-analyzer/src/req.rs
index ae3448892..0dae6bad4 100644
--- a/crates/rust-analyzer/src/req.rs
+++ b/crates/rust-analyzer/src/req.rs
@@ -8,14 +8,15 @@ pub use lsp_types::{
8 notification::*, request::*, ApplyWorkspaceEditParams, CodeActionParams, CodeLens, 8 notification::*, request::*, ApplyWorkspaceEditParams, CodeActionParams, CodeLens,
9 CodeLensParams, CompletionParams, CompletionResponse, ConfigurationItem, ConfigurationParams, 9 CodeLensParams, CompletionParams, CompletionResponse, ConfigurationItem, ConfigurationParams,
10 DiagnosticTag, DidChangeConfigurationParams, DidChangeWatchedFilesParams, 10 DiagnosticTag, DidChangeConfigurationParams, DidChangeWatchedFilesParams,
11 DidChangeWatchedFilesRegistrationOptions, DocumentOnTypeFormattingParams, DocumentSymbolParams, 11 DidChangeWatchedFilesRegistrationOptions, DocumentHighlightParams,
12 DocumentSymbolResponse, FileSystemWatcher, Hover, InitializeResult, MessageType, 12 DocumentOnTypeFormattingParams, DocumentSymbolParams, DocumentSymbolResponse,
13 PartialResultParams, ProgressParams, ProgressParamsValue, ProgressToken, 13 FileSystemWatcher, GotoDefinitionParams, GotoDefinitionResponse, Hover, HoverParams,
14 PublishDiagnosticsParams, ReferenceParams, Registration, RegistrationParams, SelectionRange, 14 InitializeResult, MessageType, PartialResultParams, ProgressParams, ProgressParamsValue,
15 SelectionRangeParams, SemanticTokensParams, SemanticTokensRangeParams, 15 ProgressToken, PublishDiagnosticsParams, ReferenceParams, Registration, RegistrationParams,
16 SelectionRange, SelectionRangeParams, SemanticTokensParams, SemanticTokensRangeParams,
16 SemanticTokensRangeResult, SemanticTokensResult, ServerCapabilities, ShowMessageParams, 17 SemanticTokensRangeResult, SemanticTokensResult, ServerCapabilities, ShowMessageParams,
17 SignatureHelp, SymbolKind, TextDocumentEdit, TextDocumentPositionParams, TextEdit, 18 SignatureHelp, SignatureHelpParams, SymbolKind, TextDocumentEdit, TextDocumentPositionParams,
18 WorkDoneProgressParams, WorkspaceEdit, WorkspaceSymbolParams, 19 TextEdit, WorkDoneProgressParams, WorkspaceEdit, WorkspaceSymbolParams,
19}; 20};
20use std::path::PathBuf; 21use std::path::PathBuf;
21 22
diff --git a/crates/rust-analyzer/src/semantic_tokens.rs b/crates/rust-analyzer/src/semantic_tokens.rs
index 10fe696f6..2dc5cb119 100644
--- a/crates/rust-analyzer/src/semantic_tokens.rs
+++ b/crates/rust-analyzer/src/semantic_tokens.rs
@@ -4,62 +4,69 @@ use std::ops;
4 4
5use lsp_types::{Range, SemanticToken, SemanticTokenModifier, SemanticTokenType, SemanticTokens}; 5use lsp_types::{Range, SemanticToken, SemanticTokenModifier, SemanticTokenType, SemanticTokens};
6 6
7pub(crate) const ATTRIBUTE: SemanticTokenType = SemanticTokenType::new("attribute"); 7macro_rules! define_semantic_token_types {
8pub(crate) const BUILTIN_TYPE: SemanticTokenType = SemanticTokenType::new("builtinType"); 8 ($(($ident:ident, $string:literal)),*$(,)?) => {
9pub(crate) const ENUM_MEMBER: SemanticTokenType = SemanticTokenType::new("enumMember"); 9 $(pub(crate) const $ident: SemanticTokenType = SemanticTokenType::new($string);)*
10pub(crate) const LIFETIME: SemanticTokenType = SemanticTokenType::new("lifetime"); 10
11pub(crate) const TYPE_ALIAS: SemanticTokenType = SemanticTokenType::new("typeAlias"); 11 pub(crate) const SUPPORTED_TYPES: &[SemanticTokenType] = &[
12pub(crate) const UNION: SemanticTokenType = SemanticTokenType::new("union"); 12 SemanticTokenType::COMMENT,
13pub(crate) const UNRESOLVED_REFERENCE: SemanticTokenType = 13 SemanticTokenType::KEYWORD,
14 SemanticTokenType::new("unresolvedReference"); 14 SemanticTokenType::STRING,
15 15 SemanticTokenType::NUMBER,
16pub(crate) const CONSTANT: SemanticTokenModifier = SemanticTokenModifier::new("constant"); 16 SemanticTokenType::REGEXP,
17pub(crate) const CONTROL_FLOW: SemanticTokenModifier = SemanticTokenModifier::new("controlFlow"); 17 SemanticTokenType::OPERATOR,
18pub(crate) const MUTABLE: SemanticTokenModifier = SemanticTokenModifier::new("mutable"); 18 SemanticTokenType::NAMESPACE,
19pub(crate) const UNSAFE: SemanticTokenModifier = SemanticTokenModifier::new("unsafe"); 19 SemanticTokenType::TYPE,
20 20 SemanticTokenType::STRUCT,
21pub(crate) const SUPPORTED_TYPES: &[SemanticTokenType] = &[ 21 SemanticTokenType::CLASS,
22 SemanticTokenType::COMMENT, 22 SemanticTokenType::INTERFACE,
23 SemanticTokenType::KEYWORD, 23 SemanticTokenType::ENUM,
24 SemanticTokenType::STRING, 24 SemanticTokenType::TYPE_PARAMETER,
25 SemanticTokenType::NUMBER, 25 SemanticTokenType::FUNCTION,
26 SemanticTokenType::REGEXP, 26 SemanticTokenType::MEMBER,
27 SemanticTokenType::OPERATOR, 27 SemanticTokenType::PROPERTY,
28 SemanticTokenType::NAMESPACE, 28 SemanticTokenType::MACRO,
29 SemanticTokenType::TYPE, 29 SemanticTokenType::VARIABLE,
30 SemanticTokenType::STRUCT, 30 SemanticTokenType::PARAMETER,
31 SemanticTokenType::CLASS, 31 SemanticTokenType::LABEL,
32 SemanticTokenType::INTERFACE, 32 $($ident),*
33 SemanticTokenType::ENUM, 33 ];
34 SemanticTokenType::TYPE_PARAMETER, 34 };
35 SemanticTokenType::FUNCTION, 35}
36 SemanticTokenType::MEMBER, 36
37 SemanticTokenType::PROPERTY, 37define_semantic_token_types![
38 SemanticTokenType::MACRO, 38 (ATTRIBUTE, "attribute"),
39 SemanticTokenType::VARIABLE, 39 (BUILTIN_TYPE, "builtinType"),
40 SemanticTokenType::PARAMETER, 40 (ENUM_MEMBER, "enumMember"),
41 SemanticTokenType::LABEL, 41 (LIFETIME, "lifetime"),
42 ATTRIBUTE, 42 (TYPE_ALIAS, "typeAlias"),
43 BUILTIN_TYPE, 43 (UNION, "union"),
44 ENUM_MEMBER, 44 (UNRESOLVED_REFERENCE, "unresolvedReference"),
45 LIFETIME, 45 (FORMAT_SPECIFIER, "formatSpecifier"),
46 TYPE_ALIAS,
47 UNION,
48 UNRESOLVED_REFERENCE,
49]; 46];
50 47
51pub(crate) const SUPPORTED_MODIFIERS: &[SemanticTokenModifier] = &[ 48macro_rules! define_semantic_token_modifiers {
52 SemanticTokenModifier::DOCUMENTATION, 49 ($(($ident:ident, $string:literal)),*$(,)?) => {
53 SemanticTokenModifier::DECLARATION, 50 $(pub(crate) const $ident: SemanticTokenModifier = SemanticTokenModifier::new($string);)*
54 SemanticTokenModifier::DEFINITION, 51
55 SemanticTokenModifier::STATIC, 52 pub(crate) const SUPPORTED_MODIFIERS: &[SemanticTokenModifier] = &[
56 SemanticTokenModifier::ABSTRACT, 53 SemanticTokenModifier::DOCUMENTATION,
57 SemanticTokenModifier::DEPRECATED, 54 SemanticTokenModifier::DECLARATION,
58 SemanticTokenModifier::READONLY, 55 SemanticTokenModifier::DEFINITION,
59 CONSTANT, 56 SemanticTokenModifier::STATIC,
60 MUTABLE, 57 SemanticTokenModifier::ABSTRACT,
61 UNSAFE, 58 SemanticTokenModifier::DEPRECATED,
62 CONTROL_FLOW, 59 SemanticTokenModifier::READONLY,
60 $($ident),*
61 ];
62 };
63}
64
65define_semantic_token_modifiers![
66 (CONSTANT, "constant"),
67 (CONTROL_FLOW, "controlFlow"),
68 (MUTABLE, "mutable"),
69 (UNSAFE, "unsafe"),
63]; 70];
64 71
65#[derive(Default)] 72#[derive(Default)]
diff --git a/crates/rust-analyzer/tests/heavy_tests/main.rs b/crates/rust-analyzer/tests/heavy_tests/main.rs
index f6245ddd4..07b8114c6 100644
--- a/crates/rust-analyzer/tests/heavy_tests/main.rs
+++ b/crates/rust-analyzer/tests/heavy_tests/main.rs
@@ -4,8 +4,8 @@ use std::{collections::HashMap, path::PathBuf, time::Instant};
4 4
5use lsp_types::{ 5use lsp_types::{
6 CodeActionContext, DidOpenTextDocumentParams, DocumentFormattingParams, FormattingOptions, 6 CodeActionContext, DidOpenTextDocumentParams, DocumentFormattingParams, FormattingOptions,
7 PartialResultParams, Position, Range, TextDocumentItem, TextDocumentPositionParams, 7 GotoDefinitionParams, HoverParams, PartialResultParams, Position, Range, TextDocumentItem,
8 WorkDoneProgressParams, 8 TextDocumentPositionParams, WorkDoneProgressParams,
9}; 9};
10use rust_analyzer::req::{ 10use rust_analyzer::req::{
11 CodeActionParams, CodeActionRequest, Completion, CompletionParams, DidOpenTextDocument, 11 CodeActionParams, CodeActionRequest, Completion, CompletionParams, DidOpenTextDocument,
@@ -610,10 +610,14 @@ fn main() { message(); }
610 }) 610 })
611 .server(); 611 .server();
612 server.wait_until_workspace_is_loaded(); 612 server.wait_until_workspace_is_loaded();
613 let res = server.send_request::<GotoDefinition>(TextDocumentPositionParams::new( 613 let res = server.send_request::<GotoDefinition>(GotoDefinitionParams {
614 server.doc_id("src/main.rs"), 614 text_document_position_params: TextDocumentPositionParams::new(
615 Position::new(2, 15), 615 server.doc_id("src/main.rs"),
616 )); 616 Position::new(2, 15),
617 ),
618 work_done_progress_params: Default::default(),
619 partial_result_params: Default::default(),
620 });
617 assert!(format!("{}", res).contains("hello.rs")); 621 assert!(format!("{}", res).contains("hello.rs"));
618} 622}
619 623
@@ -692,10 +696,13 @@ pub fn foo(_input: TokenStream) -> TokenStream {
692 .root("bar") 696 .root("bar")
693 .server(); 697 .server();
694 server.wait_until_workspace_is_loaded(); 698 server.wait_until_workspace_is_loaded();
695 let res = server.send_request::<HoverRequest>(TextDocumentPositionParams::new( 699 let res = server.send_request::<HoverRequest>(HoverParams {
696 server.doc_id("foo/src/main.rs"), 700 text_document_position_params: TextDocumentPositionParams::new(
697 Position::new(7, 9), 701 server.doc_id("foo/src/main.rs"),
698 )); 702 Position::new(7, 9),
703 ),
704 work_done_progress_params: Default::default(),
705 });
699 706
700 let value = res.get("contents").unwrap().get("value").unwrap().to_string(); 707 let value = res.get("contents").unwrap().get("value").unwrap().to_string();
701 assert_eq!(value, r#""```rust\nfoo::Bar\nfn bar()\n```""#) 708 assert_eq!(value, r#""```rust\nfoo::Bar\nfn bar()\n```""#)
diff --git a/docs/dev/architecture.md b/docs/dev/architecture.md
index 0343b6c81..3a337c574 100644
--- a/docs/dev/architecture.md
+++ b/docs/dev/architecture.md
@@ -56,7 +56,7 @@ In particular, `cargo xtask codegen` generates:
562. [`ast/generated`](https://github.com/rust-analyzer/rust-analyzer/blob/a0be39296d2925972cacd9fbf8b5fb258fad6947/crates/ra_syntax/src/ast/generated.rs) 562. [`ast/generated`](https://github.com/rust-analyzer/rust-analyzer/blob/a0be39296d2925972cacd9fbf8b5fb258fad6947/crates/ra_syntax/src/ast/generated.rs)
57 -- AST data structure. 57 -- AST data structure.
58 58
59.3 [`doc_tests/generated`](https://github.com/rust-analyzer/rust-analyzer/blob/a0be39296d2925972cacd9fbf8b5fb258fad6947/crates/ra_assists/src/doc_tests/generated.rs), 593. [`doc_tests/generated`](https://github.com/rust-analyzer/rust-analyzer/blob/a0be39296d2925972cacd9fbf8b5fb258fad6947/crates/ra_assists/src/doc_tests/generated.rs),
60 [`test_data/parser/inline`](https://github.com/rust-analyzer/rust-analyzer/tree/a0be39296d2925972cacd9fbf8b5fb258fad6947/crates/ra_syntax/test_data/parser/inline) 60 [`test_data/parser/inline`](https://github.com/rust-analyzer/rust-analyzer/tree/a0be39296d2925972cacd9fbf8b5fb258fad6947/crates/ra_syntax/test_data/parser/inline)
61 -- tests for assists and the parser. 61 -- tests for assists and the parser.
62 62
diff --git a/docs/user/readme.adoc b/docs/user/readme.adoc
index ce5704836..8b80a7df7 100644
--- a/docs/user/readme.adoc
+++ b/docs/user/readme.adoc
@@ -23,7 +23,7 @@ https://github.com/rust-analyzer/rust-analyzer/blob/master/docs/user/readme.adoc
23 23
24== Installation 24== Installation
25 25
26In theory, one should be able to just install the server binary and have it automatically work with any editor. 26In theory, one should be able to just install the <<rust-analyzer-language-server-binary,`rust-analyzer` binary>> and have it automatically work with any editor.
27We are not there yet, so some editor specific setup is required. 27We are not there yet, so some editor specific setup is required.
28 28
29Additionally, rust-analyzer needs the sources of the standard library. 29Additionally, rust-analyzer needs the sources of the standard library.
@@ -108,15 +108,26 @@ Here are some useful self-diagnostic commands:
108* To log all LSP requests, add `"rust-analyzer.trace.server": "verbose"` to the settings and look for `Server Trace` in the panel. 108* To log all LSP requests, add `"rust-analyzer.trace.server": "verbose"` to the settings and look for `Server Trace` in the panel.
109* To enable client-side logging, add `"rust-analyzer.trace.extension": true` to the settings and open the `Console` tab of VS Code developer tools. 109* To enable client-side logging, add `"rust-analyzer.trace.extension": true` to the settings and open the `Console` tab of VS Code developer tools.
110 110
111=== Language Server Binary 111=== rust-analyzer Language Server Binary
112 112
113Other editors generally require the `rust-analyzer` binary to be in `$PATH`. 113Other editors generally require the `rust-analyzer` binary to be in `$PATH`.
114You can download the pre-built binary from the https://github.com/rust-analyzer/rust-analyzer/releases[releases] page. Typically, you then need to rename the binary for your platform, e.g. `rust-analyzer-mac` if you're on Mac OS, to `rust-analzyer` and make it executable in addition to moving it into a directory in your `$PATH`. 114You can download the pre-built binary from the https://github.com/rust-analyzer/rust-analyzer/releases[releases] page. Typically, you then need to rename the binary for your platform, e.g. `rust-analyzer-mac` if you're on Mac OS, to `rust-analzyer` and make it executable in addition to moving it into a directory in your `$PATH`.
115 115
116On Linux to install the `rust-analyzer` binary into `~/.local/bin`, this commands could be used
117
118[source,bash]
119----
120$ curl -L https://github.com/rust-analyzer/rust-analyzer/releases/latest/download/rust-analyzer-linux -o ~/.local/bin/rust-analyzer
121$ chmod +x ~/.local/bin/rust-analyzer
122----
123
124Ensure `~/.local/bin` is listed in the `$PATH` variable.
125
116Alternatively, you can install it from source using the following command: 126Alternatively, you can install it from source using the following command:
117 127
118[source,bash] 128[source,bash]
119---- 129----
130$ git clone https://github.com/rust-analyzer/rust-analyzer.git && cd rust-analyzer
120$ cargo xtask install --server 131$ cargo xtask install --server
121---- 132----
122 133
@@ -139,15 +150,19 @@ $ yay -S rust-analyzer-bin
139 150
140=== Emacs 151=== Emacs
141 152
142Emacs support is maintained https://github.com/emacs-lsp/lsp-mode/blob/master/lsp-rust.el[upstream]. 153Prerequisites: You have installed the <<rust-analyzer-language-server-binary,`rust-analyzer` binary>>.
154
155Emacs support is maintained as part of the https://github.com/emacs-lsp/lsp-mode[Emacs-LSP] package in https://github.com/emacs-lsp/lsp-mode/blob/master/lsp-rust.el[lsp-rust.el].
143 156
1441. Install the most recent version of `emacs-lsp` package by following the instructions https://github.com/emacs-lsp/lsp-mode[here]. 1571. Install the most recent version of `emacs-lsp` package by following the https://github.com/emacs-lsp/lsp-mode[Emacs-LSP instructions].
1452. Set `lsp-rust-server` to `'rust-analyzer`. 1582. Set `lsp-rust-server` to `'rust-analyzer`.
1463. Run `lsp` in a Rust buffer. 1593. Run `lsp` in a Rust buffer.
1474. (Optionally) bind commands like `lsp-rust-analyzer-join-lines`, `lsp-extend-selection` and `lsp-rust-analyzer-expand-macro` to keys. 1604. (Optionally) bind commands like `lsp-rust-analyzer-join-lines`, `lsp-extend-selection` and `lsp-rust-analyzer-expand-macro` to keys.
148 161
149=== Vim 162=== Vim
150 163
164Prerequisites: You have installed the <<rust-analyzer-language-server-binary,`rust-analyzer` binary>>.
165
151The are several LSP client implementations for vim: 166The are several LSP client implementations for vim:
152 167
153==== coc-rust-analyzer 168==== coc-rust-analyzer
@@ -180,7 +195,7 @@ let g:LanguageClient_serverCommands = {
180==== YouCompleteMe 195==== YouCompleteMe
181 196
1821. Install YouCompleteMe by following the instructions 1971. Install YouCompleteMe by following the instructions
183 https://ycm-core.github.io/YouCompleteMe/#rust-semantic-completion[here] 198 https://github.com/ycm-core/lsp-examples#rust-rust-analyzer[here]
184 199
1852. Configure by adding this to your vim/neovim config file (replacing the existing Rust-specific line if it exists): 2002. Configure by adding this to your vim/neovim config file (replacing the existing Rust-specific line if it exists):
186+ 201+
@@ -197,6 +212,21 @@ let g:ycm_language_server =
197\ ] 212\ ]
198---- 213----
199 214
215==== ALE
216
217To add the LSP server to https://github.com/dense-analysis/ale[ale]:
218
219[source,vim]
220----
221call ale#linter#Define('rust', {
222\ 'name': 'rust-analyzer',
223\ 'lsp': 'stdio',
224\ 'executable': 'rust-analyzer',
225\ 'command': '%e',
226\ 'project_root': '.',
227\})
228----
229
200==== nvim-lsp 230==== nvim-lsp
201 231
202NeoVim 0.5 (not yet released) has built-in language server support. 232NeoVim 0.5 (not yet released) has built-in language server support.
@@ -205,7 +235,7 @@ Once `neovim/nvim-lsp` is installed, use `+lua require'nvim_lsp'.rust_analyzer.s
205 235
206=== Sublime Text 3 236=== Sublime Text 3
207 237
208Prerequisites: You have installed the <<language-server-binary,`rust-analyzer` binary>>. 238Prerequisites: You have installed the <<rust-analyzer-language-server-binary,`rust-analyzer` binary>>.
209 239
210You also need the `LSP` package. To install it: 240You also need the `LSP` package. To install it:
211 241
@@ -218,7 +248,7 @@ Finally, with your Rust project open, in the command palette, run `LSP: Enable L
218 248
219If it worked, you should see "rust-analzyer, Line X, Column Y" on the left side of the bottom bar, and after waiting a bit, functionality like tooltips on hovering over variables should become available. 249If it worked, you should see "rust-analzyer, Line X, Column Y" on the left side of the bottom bar, and after waiting a bit, functionality like tooltips on hovering over variables should become available.
220 250
221If you get an error saying `No such file or directory: 'rust-analyzer'`, see the <<language-server-binary,section on installing the language server binary>>. 251If you get an error saying `No such file or directory: 'rust-analyzer'`, see the <<rust-analyzer-language-server-binary,`rust-analyzer` binary>> section on installing the language server binary.
222 252
223== Usage 253== Usage
224 254
diff --git a/editors/code/package.json b/editors/code/package.json
index b8aaa07d8..c4dfa7e13 100644
--- a/editors/code/package.json
+++ b/editors/code/package.json
@@ -27,6 +27,7 @@
27 "scripts": { 27 "scripts": {
28 "vscode:prepublish": "tsc && rollup -c", 28 "vscode:prepublish": "tsc && rollup -c",
29 "package": "vsce package -o rust-analyzer.vsix", 29 "package": "vsce package -o rust-analyzer.vsix",
30 "build": "tsc",
30 "watch": "tsc --watch", 31 "watch": "tsc --watch",
31 "lint": "tsfmt --verify && eslint -c .eslintrc.js --ext ts ./src", 32 "lint": "tsfmt --verify && eslint -c .eslintrc.js --ext ts ./src",
32 "fix": " tsfmt -r && eslint -c .eslintrc.js --ext ts ./src --fix" 33 "fix": " tsfmt -r && eslint -c .eslintrc.js --ext ts ./src --fix"
diff --git a/xtask/src/dist.rs b/xtask/src/dist.rs
index a56eeef8d..aef68089e 100644
--- a/xtask/src/dist.rs
+++ b/xtask/src/dist.rs
@@ -50,21 +50,19 @@ fn dist_server(nightly: bool) -> Result<()> {
50 if cfg!(target_os = "linux") { 50 if cfg!(target_os = "linux") {
51 std::env::set_var("CC", "clang"); 51 std::env::set_var("CC", "clang");
52 run!( 52 run!(
53 "cargo build --manifest-path ./crates/rust-analyzer/Cargo.toml --bin rust-analyzer --release 53 "cargo build --manifest-path ./crates/rust-analyzer/Cargo.toml --bin rust-analyzer --release"
54 --target x86_64-unknown-linux-musl
55 "
56 // We'd want to add, but that requires setting the right linker somehow 54 // We'd want to add, but that requires setting the right linker somehow
57 // --features=jemalloc 55 // --features=jemalloc
58 )?; 56 )?;
59 if !nightly { 57 if !nightly {
60 run!("strip ./target/x86_64-unknown-linux-musl/release/rust-analyzer")?; 58 run!("strip ./target/release/rust-analyzer")?;
61 } 59 }
62 } else { 60 } else {
63 run!("cargo build --manifest-path ./crates/rust-analyzer/Cargo.toml --bin rust-analyzer --release")?; 61 run!("cargo build --manifest-path ./crates/rust-analyzer/Cargo.toml --bin rust-analyzer --release")?;
64 } 62 }
65 63
66 let (src, dst) = if cfg!(target_os = "linux") { 64 let (src, dst) = if cfg!(target_os = "linux") {
67 ("./target/x86_64-unknown-linux-musl/release/rust-analyzer", "./dist/rust-analyzer-linux") 65 ("./target/release/rust-analyzer", "./dist/rust-analyzer-linux")
68 } else if cfg!(target_os = "windows") { 66 } else if cfg!(target_os = "windows") {
69 ("./target/release/rust-analyzer.exe", "./dist/rust-analyzer-windows.exe") 67 ("./target/release/rust-analyzer.exe", "./dist/rust-analyzer-windows.exe")
70 } else if cfg!(target_os = "macos") { 68 } else if cfg!(target_os = "macos") {