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-rw-r--r--crates/hir/src/code_model.rs15
-rw-r--r--crates/hir/src/semantics.rs4
-rw-r--r--crates/ide/src/syntax_highlighting.rs42
-rw-r--r--crates/ide/src/syntax_highlighting/tests.rs9
-rw-r--r--crates/ide/test_data/highlighting.html15
5 files changed, 70 insertions, 15 deletions
diff --git a/crates/hir/src/code_model.rs b/crates/hir/src/code_model.rs
index c442654dd..31d5276b0 100644
--- a/crates/hir/src/code_model.rs
+++ b/crates/hir/src/code_model.rs
@@ -670,6 +670,21 @@ impl Function {
670 db.function_data(self.id).has_self_param 670 db.function_data(self.id).has_self_param
671 } 671 }
672 672
673 pub fn mutability_of_self_param(self, db: &dyn HirDatabase) -> Option<Mutability> {
674 let func_data = db.function_data(self.id);
675 if !func_data.has_self_param {
676 return None;
677 }
678
679 func_data.params.first().and_then(|param| {
680 if let TypeRef::Reference(_, mutability) = param {
681 Some(*mutability)
682 } else {
683 None
684 }
685 })
686 }
687
673 pub fn params(self, db: &dyn HirDatabase) -> Vec<TypeRef> { 688 pub fn params(self, db: &dyn HirDatabase) -> Vec<TypeRef> {
674 db.function_data(self.id).params.clone() 689 db.function_data(self.id).params.clone()
675 } 690 }
diff --git a/crates/hir/src/semantics.rs b/crates/hir/src/semantics.rs
index c693176fa..9f23315c3 100644
--- a/crates/hir/src/semantics.rs
+++ b/crates/hir/src/semantics.rs
@@ -267,7 +267,7 @@ impl<'db, DB: HirDatabase> Semantics<'db, DB> {
267 self.imp.assert_contains_node(node) 267 self.imp.assert_contains_node(node)
268 } 268 }
269 269
270 pub fn is_unsafe_method_call(&self, method_call_expr: ast::MethodCallExpr) -> bool { 270 pub fn is_unsafe_method_call(&self, method_call_expr: &ast::MethodCallExpr) -> bool {
271 self.imp.is_unsafe_method_call(method_call_expr) 271 self.imp.is_unsafe_method_call(method_call_expr)
272 } 272 }
273 273
@@ -571,7 +571,7 @@ impl<'db> SemanticsImpl<'db> {
571 InFile::new(file_id, node) 571 InFile::new(file_id, node)
572 } 572 }
573 573
574 pub fn is_unsafe_method_call(&self, method_call_expr: ast::MethodCallExpr) -> bool { 574 pub fn is_unsafe_method_call(&self, method_call_expr: &ast::MethodCallExpr) -> bool {
575 method_call_expr 575 method_call_expr
576 .expr() 576 .expr()
577 .and_then(|expr| { 577 .and_then(|expr| {
diff --git a/crates/ide/src/syntax_highlighting.rs b/crates/ide/src/syntax_highlighting.rs
index 5d7c7e8d0..15a78a614 100644
--- a/crates/ide/src/syntax_highlighting.rs
+++ b/crates/ide/src/syntax_highlighting.rs
@@ -4,7 +4,7 @@ mod injection;
4#[cfg(test)] 4#[cfg(test)]
5mod tests; 5mod tests;
6 6
7use hir::{Name, Semantics, VariantDef}; 7use hir::{Mutability, Name, Semantics, VariantDef};
8use ide_db::{ 8use ide_db::{
9 defs::{classify_name, classify_name_ref, Definition, NameClass, NameRefClass}, 9 defs::{classify_name, classify_name_ref, Definition, NameClass, NameRefClass},
10 RootDatabase, 10 RootDatabase,
@@ -729,13 +729,23 @@ fn highlight_name(
729 let is_unsafe = name_ref 729 let is_unsafe = name_ref
730 .and_then(|name_ref| name_ref.syntax().parent()) 730 .and_then(|name_ref| name_ref.syntax().parent())
731 .and_then(ast::MethodCallExpr::cast) 731 .and_then(ast::MethodCallExpr::cast)
732 .map(|method_call_expr| sema.is_unsafe_method_call(method_call_expr)) 732 .map(|method_call_expr| sema.is_unsafe_method_call(&method_call_expr))
733 .unwrap_or(false); 733 .unwrap_or(false);
734 if is_unsafe { 734 if is_unsafe {
735 h |= HighlightModifier::Unsafe; 735 h |= HighlightModifier::Unsafe;
736 } 736 }
737 } 737 }
738 return h; 738 return if func.has_self_param(db) {
739 match func.mutability_of_self_param(db) {
740 Some(mutability) => match mutability {
741 Mutability::Mut => h | HighlightModifier::Mutable,
742 Mutability::Shared => h,
743 },
744 None => h | HighlightModifier::Consuming,
745 }
746 } else {
747 h
748 };
739 } 749 }
740 hir::ModuleDef::Adt(hir::Adt::Struct(_)) => HighlightTag::Struct, 750 hir::ModuleDef::Adt(hir::Adt::Struct(_)) => HighlightTag::Struct,
741 hir::ModuleDef::Adt(hir::Adt::Enum(_)) => HighlightTag::Enum, 751 hir::ModuleDef::Adt(hir::Adt::Enum(_)) => HighlightTag::Enum,
@@ -808,14 +818,26 @@ fn highlight_name_ref_by_syntax(name: ast::NameRef, sema: &Semantics<RootDatabas
808 match parent.kind() { 818 match parent.kind() {
809 METHOD_CALL_EXPR => { 819 METHOD_CALL_EXPR => {
810 let mut h = Highlight::new(HighlightTag::Function); 820 let mut h = Highlight::new(HighlightTag::Function);
811 let is_unsafe = ast::MethodCallExpr::cast(parent) 821 ast::MethodCallExpr::cast(parent)
812 .map(|method_call_expr| sema.is_unsafe_method_call(method_call_expr)) 822 .and_then(|method_call_expr| {
813 .unwrap_or(false); 823 if sema.is_unsafe_method_call(&method_call_expr) {
814 if is_unsafe { 824 h |= HighlightModifier::Unsafe;
815 h |= HighlightModifier::Unsafe; 825 }
816 } 826
827 let func = sema.resolve_method_call(&method_call_expr)?;
828 if !func.has_self_param(sema.db) {
829 return Some(h);
830 }
817 831
818 h 832 Some(match func.mutability_of_self_param(sema.db) {
833 Some(mutability) => match mutability {
834 Mutability::Mut => h | HighlightModifier::Mutable,
835 Mutability::Shared => h,
836 },
837 None => h | HighlightModifier::Consuming,
838 })
839 })
840 .unwrap_or_else(|| h)
819 } 841 }
820 FIELD_EXPR => { 842 FIELD_EXPR => {
821 let h = HighlightTag::Field; 843 let h = HighlightTag::Field;
diff --git a/crates/ide/src/syntax_highlighting/tests.rs b/crates/ide/src/syntax_highlighting/tests.rs
index 94f37d773..6cb955d29 100644
--- a/crates/ide/src/syntax_highlighting/tests.rs
+++ b/crates/ide/src/syntax_highlighting/tests.rs
@@ -36,6 +36,10 @@ impl Foo {
36 fn qux(&mut self) { 36 fn qux(&mut self) {
37 self.x = 0; 37 self.x = 0;
38 } 38 }
39
40 fn quop(&self) -> i32 {
41 self.x
42 }
39} 43}
40 44
41static mut STATIC_MUT: i32 = 0; 45static mut STATIC_MUT: i32 = 0;
@@ -87,6 +91,11 @@ fn main() {
87 let Foo { x: z, y } = Foo { x: z, y }; 91 let Foo { x: z, y } = Foo { x: z, y };
88 92
89 y; 93 y;
94
95 let mut foo = Foo { x, y: x };
96 foo.quop();
97 foo.qux();
98 foo.baz();
90} 99}
91 100
92enum Option<T> { 101enum Option<T> {
diff --git a/crates/ide/test_data/highlighting.html b/crates/ide/test_data/highlighting.html
index 8e0160eee..2aad06a92 100644
--- a/crates/ide/test_data/highlighting.html
+++ b/crates/ide/test_data/highlighting.html
@@ -55,13 +55,17 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
55<span class="punctuation">}</span> 55<span class="punctuation">}</span>
56 56
57<span class="keyword">impl</span> <span class="struct">Foo</span> <span class="punctuation">{</span> 57<span class="keyword">impl</span> <span class="struct">Foo</span> <span class="punctuation">{</span>
58 <span class="keyword">fn</span> <span class="function declaration">baz</span><span class="punctuation">(</span><span class="keyword">mut</span> <span class="self_keyword mutable">self</span><span class="punctuation">)</span> <span class="operator">-&gt;</span> <span class="builtin_type">i32</span> <span class="punctuation">{</span> 58 <span class="keyword">fn</span> <span class="function declaration consuming">baz</span><span class="punctuation">(</span><span class="keyword">mut</span> <span class="self_keyword mutable">self</span><span class="punctuation">)</span> <span class="operator">-&gt;</span> <span class="builtin_type">i32</span> <span class="punctuation">{</span>
59 <span class="self_keyword">self</span><span class="punctuation">.</span><span class="field">x</span> 59 <span class="self_keyword">self</span><span class="punctuation">.</span><span class="field">x</span>
60 <span class="punctuation">}</span> 60 <span class="punctuation">}</span>
61 61
62 <span class="keyword">fn</span> <span class="function declaration">qux</span><span class="punctuation">(</span><span class="operator">&</span><span class="keyword">mut</span> <span class="self_keyword mutable">self</span><span class="punctuation">)</span> <span class="punctuation">{</span> 62 <span class="keyword">fn</span> <span class="function declaration mutable">qux</span><span class="punctuation">(</span><span class="operator">&</span><span class="keyword">mut</span> <span class="self_keyword mutable">self</span><span class="punctuation">)</span> <span class="punctuation">{</span>
63 <span class="self_keyword mutable">self</span><span class="punctuation">.</span><span class="field">x</span> <span class="operator">=</span> <span class="numeric_literal">0</span><span class="punctuation">;</span> 63 <span class="self_keyword mutable">self</span><span class="punctuation">.</span><span class="field">x</span> <span class="operator">=</span> <span class="numeric_literal">0</span><span class="punctuation">;</span>
64 <span class="punctuation">}</span> 64 <span class="punctuation">}</span>
65
66 <span class="keyword">fn</span> <span class="function declaration">quop</span><span class="punctuation">(</span><span class="operator">&</span><span class="self_keyword">self</span><span class="punctuation">)</span> <span class="operator">-&gt;</span> <span class="builtin_type">i32</span> <span class="punctuation">{</span>
67 <span class="self_keyword">self</span><span class="punctuation">.</span><span class="field">x</span>
68 <span class="punctuation">}</span>
65<span class="punctuation">}</span> 69<span class="punctuation">}</span>
66 70
67<span class="keyword">static</span> <span class="keyword">mut</span> <span class="static declaration mutable unsafe">STATIC_MUT</span><span class="punctuation">:</span> <span class="builtin_type">i32</span> <span class="operator">=</span> <span class="numeric_literal">0</span><span class="punctuation">;</span> 71<span class="keyword">static</span> <span class="keyword">mut</span> <span class="static declaration mutable unsafe">STATIC_MUT</span><span class="punctuation">:</span> <span class="builtin_type">i32</span> <span class="operator">=</span> <span class="numeric_literal">0</span><span class="punctuation">;</span>
@@ -113,6 +117,11 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
113 <span class="keyword">let</span> <span class="struct">Foo</span> <span class="punctuation">{</span> <span class="field">x</span><span class="punctuation">:</span> <span class="variable declaration">z</span><span class="punctuation">,</span> <span class="field">y</span> <span class="punctuation">}</span> <span class="operator">=</span> <span class="struct">Foo</span> <span class="punctuation">{</span> <span class="field">x</span><span class="punctuation">:</span> <span class="variable">z</span><span class="punctuation">,</span> <span class="field">y</span> <span class="punctuation">}</span><span class="punctuation">;</span> 117 <span class="keyword">let</span> <span class="struct">Foo</span> <span class="punctuation">{</span> <span class="field">x</span><span class="punctuation">:</span> <span class="variable declaration">z</span><span class="punctuation">,</span> <span class="field">y</span> <span class="punctuation">}</span> <span class="operator">=</span> <span class="struct">Foo</span> <span class="punctuation">{</span> <span class="field">x</span><span class="punctuation">:</span> <span class="variable">z</span><span class="punctuation">,</span> <span class="field">y</span> <span class="punctuation">}</span><span class="punctuation">;</span>
114 118
115 <span class="variable">y</span><span class="punctuation">;</span> 119 <span class="variable">y</span><span class="punctuation">;</span>
120
121 <span class="keyword">let</span> <span class="keyword">mut</span> <span class="variable declaration mutable">foo</span> <span class="operator">=</span> <span class="struct">Foo</span> <span class="punctuation">{</span> <span class="field">x</span><span class="punctuation">,</span> <span class="field">y</span><span class="punctuation">:</span> <span class="variable mutable">x</span> <span class="punctuation">}</span><span class="punctuation">;</span>
122 <span class="variable mutable">foo</span><span class="punctuation">.</span><span class="function">quop</span><span class="punctuation">(</span><span class="punctuation">)</span><span class="punctuation">;</span>
123 <span class="variable mutable">foo</span><span class="punctuation">.</span><span class="function mutable">qux</span><span class="punctuation">(</span><span class="punctuation">)</span><span class="punctuation">;</span>
124 <span class="variable mutable">foo</span><span class="punctuation">.</span><span class="function consuming">baz</span><span class="punctuation">(</span><span class="punctuation">)</span><span class="punctuation">;</span>
116<span class="punctuation">}</span> 125<span class="punctuation">}</span>
117 126
118<span class="keyword">enum</span> <span class="enum declaration">Option</span><span class="punctuation">&lt;</span><span class="type_param declaration">T</span><span class="punctuation">&gt;</span> <span class="punctuation">{</span> 127<span class="keyword">enum</span> <span class="enum declaration">Option</span><span class="punctuation">&lt;</span><span class="type_param declaration">T</span><span class="punctuation">&gt;</span> <span class="punctuation">{</span>
@@ -122,7 +131,7 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
122<span class="keyword">use</span> <span class="enum">Option</span><span class="operator">::</span><span class="punctuation">*</span><span class="punctuation">;</span> 131<span class="keyword">use</span> <span class="enum">Option</span><span class="operator">::</span><span class="punctuation">*</span><span class="punctuation">;</span>
123 132
124<span class="keyword">impl</span><span class="punctuation">&lt;</span><span class="type_param declaration">T</span><span class="punctuation">&gt;</span> <span class="enum">Option</span><span class="punctuation">&lt;</span><span class="type_param">T</span><span class="punctuation">&gt;</span> <span class="punctuation">{</span> 133<span class="keyword">impl</span><span class="punctuation">&lt;</span><span class="type_param declaration">T</span><span class="punctuation">&gt;</span> <span class="enum">Option</span><span class="punctuation">&lt;</span><span class="type_param">T</span><span class="punctuation">&gt;</span> <span class="punctuation">{</span>
125 <span class="keyword">fn</span> <span class="function declaration">and</span><span class="punctuation">&lt;</span><span class="type_param declaration">U</span><span class="punctuation">&gt;</span><span class="punctuation">(</span><span class="self_keyword">self</span><span class="punctuation">,</span> <span class="value_param declaration">other</span><span class="punctuation">:</span> <span class="enum">Option</span><span class="punctuation">&lt;</span><span class="type_param">U</span><span class="punctuation">&gt;</span><span class="punctuation">)</span> <span class="operator">-&gt;</span> <span class="enum">Option</span><span class="punctuation">&lt;</span><span class="punctuation">(</span><span class="type_param">T</span><span class="punctuation">,</span> <span class="type_param">U</span><span class="punctuation">)</span><span class="punctuation">&gt;</span> <span class="punctuation">{</span> 134 <span class="keyword">fn</span> <span class="function declaration consuming">and</span><span class="punctuation">&lt;</span><span class="type_param declaration">U</span><span class="punctuation">&gt;</span><span class="punctuation">(</span><span class="self_keyword">self</span><span class="punctuation">,</span> <span class="value_param declaration">other</span><span class="punctuation">:</span> <span class="enum">Option</span><span class="punctuation">&lt;</span><span class="type_param">U</span><span class="punctuation">&gt;</span><span class="punctuation">)</span> <span class="operator">-&gt;</span> <span class="enum">Option</span><span class="punctuation">&lt;</span><span class="punctuation">(</span><span class="type_param">T</span><span class="punctuation">,</span> <span class="type_param">U</span><span class="punctuation">)</span><span class="punctuation">&gt;</span> <span class="punctuation">{</span>
126 <span class="keyword control">match</span> <span class="value_param">other</span> <span class="punctuation">{</span> 135 <span class="keyword control">match</span> <span class="value_param">other</span> <span class="punctuation">{</span>
127 <span class="enum_variant">None</span> <span class="operator">=&gt;</span> <span class="macro">unimplemented!</span><span class="punctuation">(</span><span class="punctuation">)</span><span class="punctuation">,</span> 136 <span class="enum_variant">None</span> <span class="operator">=&gt;</span> <span class="macro">unimplemented!</span><span class="punctuation">(</span><span class="punctuation">)</span><span class="punctuation">,</span>
128 <span class="variable declaration">Nope</span> <span class="operator">=&gt;</span> <span class="variable">Nope</span><span class="punctuation">,</span> 137 <span class="variable declaration">Nope</span> <span class="operator">=&gt;</span> <span class="variable">Nope</span><span class="punctuation">,</span>