Added the "negation" semantic token

Author: daladim

src/tools/rust-analyzer/crates/ide/src/syntax_highlighting/highlight.rs

@@ -137,7 +137,7 @@ fn punctuation(
         }
         (T![!], MACRO_RULES) => HlPunct::MacroBang.into(),
         (T![!], NEVER_TYPE) => HlTag::BuiltinType.into(),
-        (T![!], PREFIX_EXPR) => HlOperator::Logical.into(),
+        (T![!], PREFIX_EXPR) => HlOperator::Negation.into(),
         (T![*], PTR_TYPE) => HlTag::Keyword.into(),
         (T![*], PREFIX_EXPR) => {
             let h = HlTag::Operator(HlOperator::Other).into();

src/tools/rust-analyzer/crates/ide/src/syntax_highlighting/tags.rs

@@ -124,8 +124,10 @@ pub enum HlOperator {
     Bitwise,
     /// +, -, *, /, +=, -=, *=, /=
     Arithmetic,
-    /// &&, ||, !
+    /// &&, ||
     Logical,
+    /// !
+    Negation,
     /// >, <, ==, >=, <=, !=
     Comparison,
     /// Other operators
@@ -194,6 +196,7 @@ impl HlTag {
                 HlOperator::Arithmetic => "arithmetic",
                 HlOperator::Logical => "logical",
                 HlOperator::Comparison => "comparison",
+                HlOperator::Negation => "negation",
                 HlOperator::Other => "operator",
             },
             HlTag::StringLiteral => "string_literal",

src/tools/rust-analyzer/crates/rust-analyzer/src/lsp/semantic_tokens.rs

@@ -91,6 +91,7 @@ define_semantic_token_types![
         (LIFETIME, "lifetime"),
         (LOGICAL, "logical") => OPERATOR,
         (MACRO_BANG, "macroBang") => MACRO,
+        (NEGATION, "negation") => OPERATOR,
         (PARENTHESIS, "parenthesis"),
         (PROC_MACRO, "procMacro") => MACRO,
         (PUNCTUATION, "punctuation"),

src/tools/rust-analyzer/crates/rust-analyzer/src/lsp/to_proto.rs

@@ -840,6 +840,7 @@ fn semantic_token_type_and_modifiers(
             HlOperator::Bitwise => types::BITWISE,
             HlOperator::Arithmetic => types::ARITHMETIC,
             HlOperator::Logical => types::LOGICAL,
+            HlOperator::Negation => types::NEGATION,
             HlOperator::Comparison => types::COMPARISON,
             HlOperator::Other => types::OPERATOR,
         },