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Resolve attribute paths in attribute highlighting

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This commit is contained in:
Lukas Wirth 2021-06-28 21:34:30 +02:00
parent fa7bb38450
commit 9a1b9b3c78
11 changed files with 95 additions and 72 deletions
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2
crates/hir_expand/src/builtin_attr.rs
View File

@ -1,4 +1,4 @@
//! Builtin derives.
//! Builtin attributes.
use syntax::ast;

3
crates/ide/src/syntax_highlighting.rs
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@ -102,7 +102,8 @@ pub struct HlRange {
// //-
//
// [horizontal]
// attribute:: Emitted for attributes.
// attribute:: Emitted for the `#[` `]` tokens.
// builtinAttribute:: Emitted for names to builtin attributes in attribute path, the `repr` in `#[repr(u8)]` for example.
// builtinType:: Emitted for builtin types like `u32`, `str` and `f32`.
// comment:: Emitted for comments.
// constParameter:: Emitted for const parameters.

130
crates/ide/src/syntax_highlighting/highlight.rs
View File

@ -71,68 +71,88 @@ pub(super) fn element(
}
// Highlight references like the definitions they resolve to
NAME_REF if element.ancestors().any(|it| it.kind() == ATTR) => {
// even though we track whether we are in an attribute or not we still need this special case
// as otherwise we would emit unresolved references for name refs inside attributes
SymbolKind::Function.into()
// FIXME: We highlight paths in attributes slightly differently to work around this module
// currently not knowing about tool attributes and rustc builtin attributes as
// we do not want to resolve those to functions that may be defined in scope.
let name_ref = element.into_node().and_then(ast::NameRef::cast).unwrap();
match NameRefClass::classify(sema, &name_ref) {
Some(name_class) => match name_class {
NameRefClass::Definition(Definition::ModuleDef(hir::ModuleDef::Module(_)))
if name_ref
.syntax()
.ancestors()
.find_map(ast::Path::cast)
.map_or(false, |it| it.parent_path().is_some()) =>
{
HlTag::Symbol(SymbolKind::Module)
}
NameRefClass::Definition(Definition::Macro(m))
if m.kind() == hir::MacroKind::Attr =>
{
HlTag::Symbol(SymbolKind::Macro)
}
_ => HlTag::BuiltinAttr,
},
None => HlTag::BuiltinAttr,
}
.into()
}
NAME_REF => {
let name_ref = element.into_node().and_then(ast::NameRef::cast).unwrap();
highlight_func_by_name_ref(sema, krate, &name_ref).unwrap_or_else(|| {
let is_self = name_ref.self_token().is_some();
let h = match NameRefClass::classify(sema, &name_ref) {
Some(name_kind) => match name_kind {
NameRefClass::ExternCrate(_) => SymbolKind::Module.into(),
NameRefClass::Definition(def) => {
if let Definition::Local(local) = &def {
if let Some(name) = local.name(db) {
let shadow_count =
bindings_shadow_count.entry(name.clone()).or_default();
binding_hash = Some(calc_binding_hash(&name, *shadow_count))
}
};
highlight_method_call_by_name_ref(sema, krate, &name_ref).unwrap_or_else(|| {
let name_class = match NameRefClass::classify(sema, &name_ref) {
Some(name_kind) => name_kind,
None => {
return if syntactic_name_ref_highlighting {
highlight_name_ref_by_syntax(name_ref, sema, krate)
} else {
HlTag::UnresolvedReference.into()
}
}
};
let h = match name_class {
NameRefClass::ExternCrate(_) => SymbolKind::Module.into(),
NameRefClass::Definition(def) => {
if let Definition::Local(local) = &def {
if let Some(name) = local.name(db) {
let shadow_count =
bindings_shadow_count.entry(name.clone()).or_default();
binding_hash = Some(calc_binding_hash(&name, *shadow_count))
}
};
let mut h = highlight_def(db, krate, def);
let mut h = highlight_def(db, krate, def);
match def {
Definition::Local(local)
if is_consumed_lvalue(
name_ref.syntax().clone().into(),
&local,
db,
) =>
{
h |= HlMod::Consuming;
match def {
Definition::Local(local)
if is_consumed_lvalue(name_ref.syntax(), &local, db) =>
{
h |= HlMod::Consuming;
}
Definition::ModuleDef(hir::ModuleDef::Trait(trait_))
if trait_.is_unsafe(db) =>
{
if ast::Impl::for_trait_name_ref(&name_ref).is_some() {
h |= HlMod::Unsafe;
}
Definition::ModuleDef(hir::ModuleDef::Trait(trait_))
if trait_.is_unsafe(db) =>
{
if ast::Impl::for_trait_name_ref(&name_ref).is_some() {
h |= HlMod::Unsafe;
}
}
Definition::Field(field) => {
if let Some(parent) = name_ref.syntax().parent() {
if matches!(parent.kind(), FIELD_EXPR | RECORD_PAT_FIELD) {
if let hir::VariantDef::Union(_) = field.parent_def(db)
{
h |= HlMod::Unsafe;
}
}
Definition::Field(field) => {
if let Some(parent) = name_ref.syntax().parent() {
if matches!(parent.kind(), FIELD_EXPR | RECORD_PAT_FIELD) {
if let hir::VariantDef::Union(_) = field.parent_def(db) {
h |= HlMod::Unsafe;
}
}
}
_ => (),
}
h
_ => (),
}
NameRefClass::FieldShorthand { .. } => SymbolKind::Field.into(),
},
None if syntactic_name_ref_highlighting => {
highlight_name_ref_by_syntax(name_ref, sema, krate)
h
}
None => HlTag::UnresolvedReference.into(),
NameRefClass::FieldShorthand { .. } => SymbolKind::Field.into(),
};
if h.tag == HlTag::Symbol(SymbolKind::Module) && is_self {
if h.tag == HlTag::Symbol(SymbolKind::Module) && name_ref.self_token().is_some() {
SymbolKind::SelfParam.into()
} else {
h
@ -172,6 +192,7 @@ pub(super) fn element(
_ => Highlight::from(SymbolKind::LifetimeParam) | HlMod::Definition,
}
}
IDENT if parent_matches::<ast::TokenTree>(&element) => HlTag::None.into(),
p if p.is_punct() => match p {
T![&] if parent_matches::<ast::BinExpr>(&element) => HlOperator::Bitwise.into(),
T![&] => {
@ -450,7 +471,7 @@ fn highlight_def(db: &RootDatabase, krate: Option<hir::Crate>, def: Definition)
h
}
fn highlight_func_by_name_ref(
fn highlight_method_call_by_name_ref(
sema: &Semantics<RootDatabase>,
krate: Option<hir::Crate>,
name_ref: &ast::NameRef,
@ -599,13 +620,10 @@ fn highlight_name_ref_by_syntax(
}
}
fn is_consumed_lvalue(
node: NodeOrToken<SyntaxNode, SyntaxToken>,
local: &hir::Local,
db: &RootDatabase,
) -> bool {
fn is_consumed_lvalue(node: &SyntaxNode, local: &hir::Local, db: &RootDatabase) -> bool {
// When lvalues are passed as arguments and they're not Copy, then mark them as Consuming.
parents_match(node, &[PATH_SEGMENT, PATH, PATH_EXPR, ARG_LIST]) && !local.ty(db).is_copy(db)
parents_match(node.clone().into(), &[PATH_SEGMENT, PATH, PATH_EXPR, ARG_LIST])
&& !local.ty(db).is_copy(db)
}
/// Returns true if the parent nodes of `node` all match the `SyntaxKind`s in `kinds` exactly.

2
crates/ide/src/syntax_highlighting/tags.rs
View File

@ -20,6 +20,7 @@ pub enum HlTag {
Attribute,
BoolLiteral,
BuiltinAttr,
BuiltinType,
ByteLiteral,
CharLiteral,
@ -141,6 +142,7 @@ impl HlTag {
},
HlTag::Attribute => "attribute",
HlTag::BoolLiteral => "bool_literal",
HlTag::BuiltinAttr => "builtin_attr",
HlTag::BuiltinType => "builtin_type",
HlTag::ByteLiteral => "byte_literal",
HlTag::CharLiteral => "char_literal",

10
crates/ide/src/syntax_highlighting/test_data/highlight_doctest.html
View File

@ -70,7 +70,7 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="comment documentation">/// # Examples</span>
<span class="comment documentation">///</span>
<span class="comment documentation">/// ```</span>
<span class="comment documentation">/// #</span><span class="none injected"> </span><span class="attribute attribute injected">#</span><span class="attribute attribute injected">!</span><span class="attribute attribute injected">[</span><span class="function attribute injected">allow</span><span class="parenthesis attribute injected">(</span><span class="attribute attribute injected">unused_mut</span><span class="parenthesis attribute injected">)</span><span class="attribute attribute injected">]</span>
<span class="comment documentation">/// #</span><span class="none injected"> </span><span class="attribute attribute injected">#</span><span class="attribute attribute injected">!</span><span class="attribute attribute injected">[</span><span class="builtin_attr attribute injected">allow</span><span class="parenthesis attribute injected">(</span><span class="none attribute injected">unused_mut</span><span class="parenthesis attribute injected">)</span><span class="attribute attribute injected">]</span>
<span class="comment documentation">/// </span><span class="keyword injected">let</span><span class="none injected"> </span><span class="keyword injected">mut</span><span class="none injected"> </span><span class="variable declaration injected mutable">foo</span><span class="colon injected">:</span><span class="none injected"> </span><span class="struct injected">Foo</span><span class="none injected"> </span><span class="operator injected">=</span><span class="none injected"> </span><span class="struct injected">Foo</span><span class="operator injected">::</span><span class="function injected">new</span><span class="parenthesis injected">(</span><span class="parenthesis injected">)</span><span class="semicolon injected">;</span>
<span class="comment documentation">/// ```</span>
<span class="keyword">pub</span> <span class="keyword">const</span> <span class="keyword">fn</span> <span class="function associated declaration static public">new</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="operator">-&gt;</span> <span class="struct">Foo</span> <span class="brace">{</span>
@ -140,12 +140,12 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="comment documentation">///</span>
<span class="comment documentation">/// ```</span>
<span class="comment documentation">/// </span><span class="keyword control injected">loop</span><span class="none injected"> </span><span class="brace injected">{</span><span class="brace injected">}</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="function attribute">cfg_attr</span><span class="parenthesis attribute">(</span><span class="attribute attribute">not</span><span class="parenthesis attribute">(</span><span class="attribute attribute">feature </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"false"</span><span class="parenthesis attribute">)</span><span class="comma attribute">,</span><span class="attribute attribute"> doc </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"</span><span class="keyword control injected">loop</span><span class="none injected"> </span><span class="brace injected">{</span><span class="brace injected">}</span><span class="string_literal attribute">"</span><span class="parenthesis attribute">)</span><span class="attribute attribute">]</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="function attribute">doc</span><span class="attribute attribute"> </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"</span><span class="keyword control injected">loop</span><span class="none injected"> </span><span class="brace injected">{</span><span class="brace injected">}</span><span class="string_literal attribute">"</span><span class="attribute attribute">]</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute">cfg_attr</span><span class="parenthesis attribute">(</span><span class="none attribute">not</span><span class="parenthesis attribute">(</span><span class="none attribute">feature</span><span class="attribute attribute"> </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"false"</span><span class="parenthesis attribute">)</span><span class="comma attribute">,</span><span class="attribute attribute"> </span><span class="none attribute">doc</span><span class="attribute attribute"> </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"</span><span class="keyword control injected">loop</span><span class="none injected"> </span><span class="brace injected">{</span><span class="brace injected">}</span><span class="string_literal attribute">"</span><span class="parenthesis attribute">)</span><span class="attribute attribute">]</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute">doc</span><span class="attribute attribute"> </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"</span><span class="keyword control injected">loop</span><span class="none injected"> </span><span class="brace injected">{</span><span class="brace injected">}</span><span class="string_literal attribute">"</span><span class="attribute attribute">]</span>
<span class="comment documentation">/// ```</span>
<span class="comment documentation">///</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="function attribute">cfg_attr</span><span class="parenthesis attribute">(</span><span class="attribute attribute">feature </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"alloc"</span><span class="comma attribute">,</span><span class="attribute attribute"> doc </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"```rust"</span><span class="parenthesis attribute">)</span><span class="attribute attribute">]</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="function attribute">cfg_attr</span><span class="parenthesis attribute">(</span><span class="attribute attribute">not</span><span class="parenthesis attribute">(</span><span class="attribute attribute">feature </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"alloc"</span><span class="parenthesis attribute">)</span><span class="comma attribute">,</span><span class="attribute attribute"> doc </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"```ignore"</span><span class="parenthesis attribute">)</span><span class="attribute attribute">]</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute">cfg_attr</span><span class="parenthesis attribute">(</span><span class="none attribute">feature</span><span class="attribute attribute"> </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"alloc"</span><span class="comma attribute">,</span><span class="attribute attribute"> </span><span class="none attribute">doc</span><span class="attribute attribute"> </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"```rust"</span><span class="parenthesis attribute">)</span><span class="attribute attribute">]</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute">cfg_attr</span><span class="parenthesis attribute">(</span><span class="none attribute">not</span><span class="parenthesis attribute">(</span><span class="none attribute">feature</span><span class="attribute attribute"> </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"alloc"</span><span class="parenthesis attribute">)</span><span class="comma attribute">,</span><span class="attribute attribute"> </span><span class="none attribute">doc</span><span class="attribute attribute"> </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"```ignore"</span><span class="parenthesis attribute">)</span><span class="attribute attribute">]</span>
<span class="comment documentation">/// </span><span class="keyword injected">let</span><span class="none injected"> </span><span class="punctuation injected">_</span><span class="none injected"> </span><span class="operator injected">=</span><span class="none injected"> </span><span class="function injected">example</span><span class="parenthesis injected">(</span><span class="operator injected">&</span><span class="none injected">alloc::</span><span class="macro injected">vec!</span><span class="bracket injected">[</span><span class="numeric_literal injected">1</span><span class="comma injected">,</span><span class="none injected"> </span><span class="numeric_literal injected">2</span><span class="comma injected">,</span><span class="none injected"> </span><span class="numeric_literal injected">3</span><span class="bracket injected">]</span><span class="parenthesis injected">)</span><span class="semicolon injected">;</span>
<span class="comment documentation">/// ```</span>
<span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function declaration public">mix_and_match</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>

2
crates/ide/src/syntax_highlighting/test_data/highlight_strings.html
View File

@ -43,7 +43,7 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>io<span class="colon">:</span><span class="colon">:</span>_print<span class="parenthesis">(</span><span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>format_args_nl<span class="punctuation">!</span><span class="parenthesis">(</span><span class="punctuation">$</span><span class="parenthesis">(</span><span class="punctuation">$</span>arg<span class="parenthesis">)</span><span class="punctuation">*</span><span class="parenthesis">)</span><span class="parenthesis">)</span><span class="semicolon">;</span>
<span class="brace">}</span><span class="parenthesis">)</span>
<span class="brace">}</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="function attribute">rustc_builtin_macro</span><span class="attribute attribute">]</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute">rustc_builtin_macro</span><span class="attribute attribute">]</span>
<span class="keyword">macro_rules</span><span class="punctuation">!</span> <span class="macro declaration">format_args_nl</span> <span class="brace">{</span>
<span class="parenthesis">(</span><span class="punctuation">$</span>fmt<span class="colon">:</span>expr<span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="brace">{</span><span class="brace">{</span> <span class="comment">/* compiler built-in */</span> <span class="brace">}</span><span class="brace">}</span><span class="semicolon">;</span>
<span class="parenthesis">(</span><span class="punctuation">$</span>fmt<span class="colon">:</span>expr<span class="comma">,</span> <span class="punctuation">$</span><span class="parenthesis">(</span><span class="punctuation">$</span>args<span class="colon">:</span>tt<span class="parenthesis">)</span><span class="punctuation">*</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="brace">{</span><span class="brace">{</span> <span class="comment">/* compiler built-in */</span> <span class="brace">}</span><span class="brace">}</span><span class="semicolon">;</span>

2
crates/ide/src/syntax_highlighting/test_data/highlight_unsafe.html
View File

@ -57,7 +57,7 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="keyword">static</span> <span class="keyword">mut</span> <span class="static declaration mutable unsafe">global_mut</span><span class="colon">:</span> <span class="struct">TypeForStaticMut</span> <span class="operator">=</span> <span class="struct">TypeForStaticMut</span> <span class="brace">{</span> <span class="field">a</span><span class="colon">:</span> <span class="numeric_literal">0</span> <span class="brace">}</span><span class="semicolon">;</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="function attribute">repr</span><span class="parenthesis attribute">(</span><span class="attribute attribute">packed</span><span class="parenthesis attribute">)</span><span class="attribute attribute">]</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute">repr</span><span class="parenthesis attribute">(</span><span class="none attribute">packed</span><span class="parenthesis attribute">)</span><span class="attribute attribute">]</span>
<span class="keyword">struct</span> <span class="struct declaration">Packed</span> <span class="brace">{</span>
<span class="field declaration">a</span><span class="colon">:</span> <span class="builtin_type">u16</span><span class="comma">,</span>
<span class="brace">}</span>

12
crates/ide/src/syntax_highlighting/test_data/highlighting.html
View File

@ -41,23 +41,23 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<pre><code><span class="keyword">use</span> <span class="module">inner</span><span class="operator">::</span><span class="brace">{</span><span class="self_keyword">self</span> <span class="keyword">as</span> <span class="module declaration">inner_mod</span><span class="brace">}</span><span class="semicolon">;</span>
<span class="keyword">mod</span> <span class="module declaration">inner</span> <span class="brace">{</span><span class="brace">}</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="function attribute">rustc_builtin_macro</span><span class="attribute attribute">]</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute">rustc_builtin_macro</span><span class="attribute attribute">]</span>
<span class="keyword">macro</span> <span class="macro declaration">Copy</span> <span class="brace">{</span><span class="brace">}</span>
<span class="comment">// Needed for function consuming vs normal</span>
<span class="keyword">pub</span> <span class="keyword">mod</span> <span class="module declaration public">marker</span> <span class="brace">{</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="function attribute">lang</span><span class="attribute attribute"> </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"copy"</span><span class="attribute attribute">]</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute">lang</span><span class="attribute attribute"> </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"copy"</span><span class="attribute attribute">]</span>
<span class="keyword">pub</span> <span class="keyword">trait</span> <span class="trait declaration public">Copy</span> <span class="brace">{</span><span class="brace">}</span>
<span class="brace">}</span>
<span class="keyword">pub</span> <span class="keyword">mod</span> <span class="module declaration public">ops</span> <span class="brace">{</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="function attribute">lang</span><span class="attribute attribute"> </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"fn_once"</span><span class="attribute attribute">]</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute">lang</span><span class="attribute attribute"> </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"fn_once"</span><span class="attribute attribute">]</span>
<span class="keyword">pub</span> <span class="keyword">trait</span> <span class="trait declaration public">FnOnce</span><span class="angle">&lt;</span><span class="type_param declaration">Args</span><span class="angle">&gt;</span> <span class="brace">{</span><span class="brace">}</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="function attribute">lang</span><span class="attribute attribute"> </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"fn_mut"</span><span class="attribute attribute">]</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute">lang</span><span class="attribute attribute"> </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"fn_mut"</span><span class="attribute attribute">]</span>
<span class="keyword">pub</span> <span class="keyword">trait</span> <span class="trait declaration public">FnMut</span><span class="angle">&lt;</span><span class="type_param declaration">Args</span><span class="angle">&gt;</span><span class="colon">:</span> <span class="trait public">FnOnce</span><span class="angle">&lt;</span><span class="type_param">Args</span><span class="angle">&gt;</span> <span class="brace">{</span><span class="brace">}</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="function attribute">lang</span><span class="attribute attribute"> </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"fn"</span><span class="attribute attribute">]</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute">lang</span><span class="attribute attribute"> </span><span class="operator attribute">=</span><span class="attribute attribute"> </span><span class="string_literal attribute">"fn"</span><span class="attribute attribute">]</span>
<span class="keyword">pub</span> <span class="keyword">trait</span> <span class="trait declaration public">Fn</span><span class="angle">&lt;</span><span class="type_param declaration">Args</span><span class="angle">&gt;</span><span class="colon">:</span> <span class="trait public">FnMut</span><span class="angle">&lt;</span><span class="type_param">Args</span><span class="angle">&gt;</span> <span class="brace">{</span><span class="brace">}</span>
<span class="brace">}</span>
@ -91,7 +91,7 @@ pre { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
<span class="brace">}</span>
<span class="brace">}</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="function attribute">derive</span><span class="parenthesis attribute">(</span><span class="attribute attribute">Copy</span><span class="parenthesis attribute">)</span><span class="attribute attribute">]</span>
<span class="attribute attribute">#</span><span class="attribute attribute">[</span><span class="builtin_attr attribute">derive</span><span class="parenthesis attribute">(</span><span class="none attribute">Copy</span><span class="parenthesis attribute">)</span><span class="attribute attribute">]</span>
<span class="keyword">struct</span> <span class="struct declaration">FooCopy</span> <span class="brace">{</span>
<span class="field declaration">x</span><span class="colon">:</span> <span class="builtin_type">u32</span><span class="comma">,</span>
<span class="brace">}</span>

2
crates/ide/src/syntax_highlighting/tests.rs
View File

@ -378,7 +378,7 @@ fn benchmark_syntax_highlighting_parser() {
.filter(|it| it.highlight.tag == HlTag::Symbol(SymbolKind::Function))
.count()
};
assert_eq!(hash, 1632);
assert_eq!(hash, 1616);
}
#[test]

1
crates/rust-analyzer/src/semantic_tokens.rs
View File

@ -45,6 +45,7 @@ define_semantic_token_types![
(BOOLEAN, "boolean"),
(BRACE, "brace"),
(BRACKET, "bracket"),
(BUILTIN_ATTRIBUTE, "builtinAttribute"),
(BUILTIN_TYPE, "builtinType"),
(CHAR, "character"),
(COLON, "colon"),

1
crates/rust-analyzer/src/to_proto.rs
View File

@ -464,6 +464,7 @@ fn semantic_token_type_and_modifiers(
},
HlTag::Attribute => semantic_tokens::ATTRIBUTE,
HlTag::BoolLiteral => semantic_tokens::BOOLEAN,
HlTag::BuiltinAttr => semantic_tokens::BUILTIN_ATTRIBUTE,
HlTag::BuiltinType => semantic_tokens::BUILTIN_TYPE,
HlTag::ByteLiteral | HlTag::NumericLiteral => lsp_types::SemanticTokenType::NUMBER,
HlTag::CharLiteral => semantic_tokens::CHAR,