Merge #8637

8637: Tag `yield` and `await` as ControlFlow in semantic highlighting r=Veykril a=Veykril

and shuffle some code around
Closes #8634
bors r+

Co-authored-by: Lukas Wirth <lukastw97@gmail.com>

Author: bors[bot]

crates/ide/src/syntax_highlighting/highlight.rs

@@ -40,28 +40,33 @@ pub enum HlTag {
 #[derive(Clone, Copy, Debug, PartialEq, Eq, Hash, PartialOrd, Ord)]
 #[repr(u8)]
 pub enum HlMod {
+    /// Used for items in traits and impls.
+    Associated = 0,
     /// Used to differentiate individual elements within attributes.
-    Attribute = 0,
+    Attribute,
+    /// Callable item or value.
+    Callable,
+    /// Value that is being consumed in a function call
+    Consuming,
     /// Used with keywords like `if` and `break`.
     ControlFlow,
     /// `foo` in `fn foo(x: i32)` is a definition, `foo` in `foo(90 + 2)` is
     /// not.
     Definition,
+    /// Doc-strings like this one.
     Documentation,
+    /// Highlighting injection like rust code in doc strings or ra_fixture.
     Injected,
-    Mutable,
-    Consuming,
-    Callable,
-    /// Used for associated functions
-    Static,
-    /// Used for items in impls&traits.
-    Associated,
     /// Used for intra doc links in doc injection.
     IntraDocLink,
+    /// Mutable binding.
+    Mutable,
+    /// Used for associated functions.
+    Static,
     /// Used for items in traits and trait impls.
     Trait,
-
-    /// Keep this last!
+    // Keep this last!
+    /// Used for unsafe functions, mutable statics, union accesses and unsafe operations.
     Unsafe,
 }
 
@@ -169,17 +174,17 @@ impl fmt::Display for HlTag {
 
 impl HlMod {
     const ALL: &'static [HlMod; HlMod::Unsafe as u8 as usize + 1] = &[
+        HlMod::Associated,
         HlMod::Attribute,
+        HlMod::Callable,
+        HlMod::Consuming,
         HlMod::ControlFlow,
         HlMod::Definition,
         HlMod::Documentation,
-        HlMod::IntraDocLink,
         HlMod::Injected,
+        HlMod::IntraDocLink,
         HlMod::Mutable,
-        HlMod::Consuming,
-        HlMod::Callable,
         HlMod::Static,
-        HlMod::Associated,
         HlMod::Trait,
         HlMod::Unsafe,
     ];
@@ -229,6 +234,24 @@ impl From<HlTag> for Highlight {
     }
 }
 
+impl From<HlOperator> for Highlight {
+    fn from(op: HlOperator) -> Highlight {
+        Highlight::new(HlTag::Operator(op))
+    }
+}
+
+impl From<HlPunct> for Highlight {
+    fn from(punct: HlPunct) -> Highlight {
+        Highlight::new(HlTag::Punctuation(punct))
+    }
+}
+
+impl From<SymbolKind> for Highlight {
+    fn from(sym: SymbolKind) -> Highlight {
+        Highlight::new(HlTag::Symbol(sym))
+    }
+}
+
 impl Highlight {
     pub(crate) fn new(tag: HlTag) -> Highlight {
         Highlight { tag, mods: HlMods::default() }

crates/ide/src/syntax_highlighting/tags.rs

@@ -42,17 +42,17 @@
 <span class="keyword">struct</span> <span class="struct declaration">foo</span> <span class="brace">{</span><span class="brace">}</span>
 
 <span class="keyword">impl</span> <span class="struct">foo</span> <span class="brace">{</span>
-    <span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function declaration static associated">is_static</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
-    <span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function declaration associated">is_not_static</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
+    <span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function associated declaration static">is_static</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
+    <span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function associated declaration">is_not_static</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
 <span class="brace">}</span>
 
 <span class="keyword">trait</span> <span class="trait declaration">t</span> <span class="brace">{</span>
-    <span class="keyword">fn</span> <span class="function declaration static associated trait">t_is_static</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
-    <span class="keyword">fn</span> <span class="function declaration associated trait">t_is_not_static</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
+    <span class="keyword">fn</span> <span class="function associated declaration static trait">t_is_static</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
+    <span class="keyword">fn</span> <span class="function associated declaration trait">t_is_not_static</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
 <span class="brace">}</span>
 
 <span class="keyword">impl</span> <span class="trait">t</span> <span class="keyword">for</span> <span class="struct">foo</span> <span class="brace">{</span>
-    <span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function declaration static associated trait">is_static</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
-    <span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function declaration associated trait">is_not_static</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
+    <span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function associated declaration static trait">is_static</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
+    <span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function associated declaration trait">is_not_static</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
 <span class="brace">}</span>
         </code></pre>

crates/ide/src/syntax_highlighting/test_data/highlight_assoc_functions.html

@@ -50,7 +50,7 @@
     <span class="comment">//    KILLER WHALE</span>
     <span class="comment documentation">/// </span><span class="string_literal injected">    Ishmael."</span><span class="semicolon injected">;</span>
     <span class="comment documentation">/// ```</span>
-    <span class="keyword">pub</span> <span class="keyword">const</span> <span class="constant declaration associated">bar</span><span class="colon">:</span> <span class="builtin_type">bool</span> <span class="operator">=</span> <span class="bool_literal">true</span><span class="semicolon">;</span>
+    <span class="keyword">pub</span> <span class="keyword">const</span> <span class="constant associated declaration">bar</span><span class="colon">:</span> <span class="builtin_type">bool</span> <span class="operator">=</span> <span class="bool_literal">true</span><span class="semicolon">;</span>
 
     <span class="comment documentation">/// Constructs a new `Foo`.</span>
     <span class="comment documentation">///</span>
@@ -60,7 +60,7 @@
     <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="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 declaration static associated">new</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="operator">-&gt;</span> <span class="struct">Foo</span> <span class="brace">{</span>
+    <span class="keyword">pub</span> <span class="keyword">const</span> <span class="keyword">fn</span> <span class="function associated declaration static">new</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="operator">-&gt;</span> <span class="struct">Foo</span> <span class="brace">{</span>
         <span class="struct">Foo</span> <span class="brace">{</span> <span class="field">bar</span><span class="colon">:</span> <span class="bool_literal">true</span> <span class="brace">}</span>
     <span class="brace">}</span>
 
@@ -94,15 +94,15 @@
     <span class="comment documentation">/// ```sh</span>
     <span class="comment documentation">/// echo 1</span>
     <span class="comment documentation">/// ```</span>
-    <span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function declaration associated">foo</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration">self</span><span class="parenthesis">)</span> <span class="operator">-&gt;</span> <span class="builtin_type">bool</span> <span class="brace">{</span>
+    <span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function associated declaration">foo</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration">self</span><span class="parenthesis">)</span> <span class="operator">-&gt;</span> <span class="builtin_type">bool</span> <span class="brace">{</span>
         <span class="bool_literal">true</span>
     <span class="brace">}</span>
 <span class="brace">}</span>
 
-<span class="comment documentation">/// </span><span class="struct documentation intra_doc_link injected">[`Foo`](Foo)</span><span class="comment documentation"> is a struct</span>
-<span class="comment documentation">/// This function is &gt; </span><span class="function documentation intra_doc_link injected">[`all_the_links`](all_the_links)</span><span class="comment documentation"> &lt;</span>
+<span class="comment documentation">/// </span><span class="struct documentation injected intra_doc_link">[`Foo`](Foo)</span><span class="comment documentation"> is a struct</span>
+<span class="comment documentation">/// This function is &gt; </span><span class="function documentation injected intra_doc_link">[`all_the_links`](all_the_links)</span><span class="comment documentation"> &lt;</span>
 <span class="comment documentation">/// [`noop`](noop) is a macro below</span>
-<span class="comment documentation">/// </span><span class="struct documentation intra_doc_link injected">[`Item`]</span><span class="comment documentation"> is a struct in the module </span><span class="module documentation intra_doc_link injected">[`module`]</span>
+<span class="comment documentation">/// </span><span class="struct documentation injected intra_doc_link">[`Item`]</span><span class="comment documentation"> is a struct in the module </span><span class="module documentation injected intra_doc_link">[`module`]</span>
 <span class="comment documentation">///</span>
 <span class="comment documentation">/// [`Item`]: module::Item</span>
 <span class="comment documentation">/// [mix_and_match]: ThisShouldntResolve</span>

crates/ide/src/syntax_highlighting/test_data/highlight_doctest.html

@@ -42,7 +42,7 @@
 <span class="keyword">fn</span> <span class="function declaration">main</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span>
     <span class="function">fixture</span><span class="parenthesis">(</span><span class="string_literal">r#"</span>
         <span class="keyword">trait</span> <span class="trait declaration">Foo</span> <span class="brace">{</span>
-            <span class="keyword">fn</span> <span class="function declaration static associated trait">foo</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span>
+            <span class="keyword">fn</span> <span class="function associated declaration static trait">foo</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span>
                 <span class="macro">println!</span><span class="parenthesis">(</span><span class="string_literal">"2 + 2 = {}"</span><span class="comma">,</span> <span class="numeric_literal">4</span><span class="parenthesis">)</span><span class="semicolon">;</span>
             <span class="brace">}</span>
         <span class="brace">}</span><span class="string_literal">"#</span>

crates/ide/src/syntax_highlighting/test_data/highlight_injection.html

@@ -47,7 +47,7 @@
 <span class="keyword">struct</span> <span class="struct declaration">HasUnsafeFn</span><span class="semicolon">;</span>
 
 <span class="keyword">impl</span> <span class="struct">HasUnsafeFn</span> <span class="brace">{</span>
-    <span class="keyword unsafe">unsafe</span> <span class="keyword">fn</span> <span class="function declaration associated unsafe">unsafe_method</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
+    <span class="keyword unsafe">unsafe</span> <span class="keyword">fn</span> <span class="function associated declaration unsafe">unsafe_method</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
 <span class="brace">}</span>
 
 <span class="keyword">struct</span> <span class="struct declaration">TypeForStaticMut</span> <span class="brace">{</span>
@@ -62,11 +62,11 @@
 <span class="brace">}</span>
 
 <span class="keyword">trait</span> <span class="trait declaration">DoTheAutoref</span> <span class="brace">{</span>
-    <span class="keyword">fn</span> <span class="function declaration associated trait">calls_autoref</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration">self</span><span class="parenthesis">)</span><span class="semicolon">;</span>
+    <span class="keyword">fn</span> <span class="function associated declaration trait">calls_autoref</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration">self</span><span class="parenthesis">)</span><span class="semicolon">;</span>
 <span class="brace">}</span>
 
 <span class="keyword">impl</span> <span class="trait">DoTheAutoref</span> <span class="keyword">for</span> <span class="builtin_type">u16</span> <span class="brace">{</span>
-    <span class="keyword">fn</span> <span class="function declaration associated trait">calls_autoref</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
+    <span class="keyword">fn</span> <span class="function associated declaration trait">calls_autoref</span><span class="parenthesis">(</span><span class="operator">&</span><span class="self_keyword declaration">self</span><span class="parenthesis">)</span> <span class="brace">{</span><span class="brace">}</span>
 <span class="brace">}</span>
 
 <span class="keyword">fn</span> <span class="function declaration">main</span><span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="brace">{</span>