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-rw-r--r--crates/hir/src/semantics.rs45
-rw-r--r--crates/hir/src/source_analyzer.rs23
-rw-r--r--crates/ide/src/syntax_highlighting.rs2
-rw-r--r--crates/ide/src/syntax_highlighting/format.rs20
-rw-r--r--crates/ide/src/syntax_highlighting/highlight.rs2
-rw-r--r--crates/ide/src/syntax_highlighting/test_data/highlight_macros.html10
-rw-r--r--crates/ide/src/syntax_highlighting/test_data/highlight_strings.html43
-rw-r--r--crates/ide/src/syntax_highlighting/tests.rs36
-rw-r--r--crates/test-utils/src/minicore.rs29
9 files changed, 136 insertions, 74 deletions
diff --git a/crates/hir/src/semantics.rs b/crates/hir/src/semantics.rs
index b0e0f969d98..d2fd63428b4 100644
--- a/crates/hir/src/semantics.rs
+++ b/crates/hir/src/semantics.rs
@@ -403,17 +403,29 @@ impl<'db> SemanticsImpl<'db> {
         )
     }
 
-    pub fn resolve_offset_in_format_args(
+    pub fn as_format_args_parts(
         &self,
-        string: ast::String,
-        offset: TextSize,
-    ) -> Option<(TextRange, Option<PathResolution>)> {
-        debug_assert!(offset <= string.syntax().text_range().len());
-        let literal = string.syntax().parent().filter(|it| it.kind() == SyntaxKind::LITERAL)?;
-        let format_args = ast::FormatArgsExpr::cast(literal.parent()?)?;
-        let source_analyzer = &self.analyze_no_infer(format_args.syntax())?;
-        let format_args = self.wrap_node_infile(format_args);
-        source_analyzer.resolve_offset_in_format_args(self.db, format_args.as_ref(), offset)
+        string: &ast::String,
+    ) -> Option<Vec<(TextRange, Option<PathResolution>)>> {
+        if let Some(quote) = string.open_quote_text_range() {
+            return self
+                .descend_into_macros(DescendPreference::SameText, string.syntax().clone())
+                .into_iter()
+                .find_map(|token| {
+                    let string = ast::String::cast(token)?;
+                    let literal =
+                        string.syntax().parent().filter(|it| it.kind() == SyntaxKind::LITERAL)?;
+                    let format_args = ast::FormatArgsExpr::cast(literal.parent()?)?;
+                    let source_analyzer = self.analyze_no_infer(format_args.syntax())?;
+                    let format_args = self.wrap_node_infile(format_args);
+                    let res = source_analyzer
+                        .as_format_args_parts(self.db, format_args.as_ref())?
+                        .map(|(range, res)| (range + quote.end(), res))
+                        .collect();
+                    Some(res)
+                });
+        }
+        None
     }
 
     pub fn check_for_format_args_template(
@@ -438,6 +450,19 @@ impl<'db> SemanticsImpl<'db> {
         None
     }
 
+    fn resolve_offset_in_format_args(
+        &self,
+        string: ast::String,
+        offset: TextSize,
+    ) -> Option<(TextRange, Option<PathResolution>)> {
+        debug_assert!(offset <= string.syntax().text_range().len());
+        let literal = string.syntax().parent().filter(|it| it.kind() == SyntaxKind::LITERAL)?;
+        let format_args = ast::FormatArgsExpr::cast(literal.parent()?)?;
+        let source_analyzer = &self.analyze_no_infer(format_args.syntax())?;
+        let format_args = self.wrap_node_infile(format_args);
+        source_analyzer.resolve_offset_in_format_args(self.db, format_args.as_ref(), offset)
+    }
+
     /// Maps a node down by mapping its first and last token down.
     pub fn descend_node_into_attributes<N: AstNode>(&self, node: N) -> SmallVec<[N; 1]> {
         // This might not be the correct way to do this, but it works for now
diff --git a/crates/hir/src/source_analyzer.rs b/crates/hir/src/source_analyzer.rs
index 9fdee209cfb..8afa7e06594 100644
--- a/crates/hir/src/source_analyzer.rs
+++ b/crates/hir/src/source_analyzer.rs
@@ -843,6 +843,29 @@ impl SourceAnalyzer {
         })
     }
 
+    pub(crate) fn as_format_args_parts<'a>(
+        &'a self,
+        db: &'a dyn HirDatabase,
+        format_args: InFile<&ast::FormatArgsExpr>,
+    ) -> Option<impl Iterator<Item = (TextRange, Option<PathResolution>)> + 'a> {
+        Some(self.body_source_map()?.implicit_format_args(format_args)?.iter().map(
+            move |(range, name)| {
+                (
+                    *range,
+                    resolve_hir_value_path(
+                        db,
+                        &self.resolver,
+                        self.resolver.body_owner(),
+                        &Path::from_known_path_with_no_generic(ModPath::from_segments(
+                            PathKind::Plain,
+                            Some(name.clone()),
+                        )),
+                    ),
+                )
+            },
+        ))
+    }
+
     fn resolve_impl_method_or_trait_def(
         &self,
         db: &dyn HirDatabase,
diff --git a/crates/ide/src/syntax_highlighting.rs b/crates/ide/src/syntax_highlighting.rs
index ac14afa1320..45582f54b46 100644
--- a/crates/ide/src/syntax_highlighting.rs
+++ b/crates/ide/src/syntax_highlighting.rs
@@ -440,7 +440,7 @@ fn traverse(
                     {
                         continue;
                     }
-                    highlight_format_string(hl, &string, &expanded_string, range);
+                    highlight_format_string(hl, sema, krate, &string, &expanded_string, range);
 
                     if !string.is_raw() {
                         highlight_escape_string(hl, &string, range.start());
diff --git a/crates/ide/src/syntax_highlighting/format.rs b/crates/ide/src/syntax_highlighting/format.rs
index 2ef1315945a..518e7145479 100644
--- a/crates/ide/src/syntax_highlighting/format.rs
+++ b/crates/ide/src/syntax_highlighting/format.rs
@@ -1,14 +1,20 @@
 //! Syntax highlighting for format macro strings.
 use ide_db::{
+    defs::Definition,
     syntax_helpers::format_string::{is_format_string, lex_format_specifiers, FormatSpecifier},
     SymbolKind,
 };
 use syntax::{ast, TextRange};
 
-use crate::{syntax_highlighting::highlights::Highlights, HlRange, HlTag};
+use crate::{
+    syntax_highlighting::{highlight::highlight_def, highlights::Highlights},
+    HlRange, HlTag,
+};
 
 pub(super) fn highlight_format_string(
     stack: &mut Highlights,
+    sema: &hir::Semantics<'_, ide_db::RootDatabase>,
+    krate: hir::Crate,
     string: &ast::String,
     expanded_string: &ast::String,
     range: TextRange,
@@ -27,6 +33,18 @@ pub(super) fn highlight_format_string(
             });
         }
     });
+
+    if let Some(parts) = sema.as_format_args_parts(string) {
+        parts.into_iter().for_each(|(range, res)| {
+            if let Some(res) = res {
+                stack.add(HlRange {
+                    range,
+                    highlight: highlight_def(sema, krate, Definition::from(res)),
+                    binding_hash: None,
+                })
+            }
+        })
+    }
 }
 
 fn highlight_format_specifier(kind: FormatSpecifier) -> Option<HlTag> {
diff --git a/crates/ide/src/syntax_highlighting/highlight.rs b/crates/ide/src/syntax_highlighting/highlight.rs
index 1bffab29cf9..d510c11c3d5 100644
--- a/crates/ide/src/syntax_highlighting/highlight.rs
+++ b/crates/ide/src/syntax_highlighting/highlight.rs
@@ -348,7 +348,7 @@ fn calc_binding_hash(name: &hir::Name, shadow_count: u32) -> u64 {
     hash((name, shadow_count))
 }
 
-fn highlight_def(
+pub(super) fn highlight_def(
     sema: &Semantics<'_, RootDatabase>,
     krate: hir::Crate,
     def: Definition,
diff --git a/crates/ide/src/syntax_highlighting/test_data/highlight_macros.html b/crates/ide/src/syntax_highlighting/test_data/highlight_macros.html
index 06b66b302ae..b8d38a60fc0 100644
--- a/crates/ide/src/syntax_highlighting/test_data/highlight_macros.html
+++ b/crates/ide/src/syntax_highlighting/test_data/highlight_macros.html
@@ -90,17 +90,11 @@ pre                 { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
     <span class="brace">}</span>
 <span class="brace">}</span>
 
-<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute_bracket attribute">]</span>
-<span class="keyword">macro_rules</span><span class="macro_bang">!</span> <span class="macro declaration">concat</span> <span class="brace">{</span><span class="brace">}</span>
-<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute_bracket attribute">]</span>
-<span class="keyword">macro_rules</span><span class="macro_bang">!</span> <span class="macro declaration">include</span> <span class="brace">{</span><span class="brace">}</span>
-<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute_bracket attribute">]</span>
-<span class="keyword">macro_rules</span><span class="macro_bang">!</span> <span class="macro declaration">format_args</span> <span class="brace">{</span><span class="brace">}</span>
 
-<span class="macro">include</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="none macro">concat</span><span class="punctuation macro">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"foo/"</span><span class="comma macro">,</span> <span class="string_literal macro">"foo.rs"</span><span class="parenthesis macro">)</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
+<span class="macro default_library library">include</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="none macro">concat</span><span class="punctuation macro">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"foo/"</span><span class="comma macro">,</span> <span class="string_literal macro">"foo.rs"</span><span class="parenthesis macro">)</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
 
 <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="macro">format_args</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"Hello, </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro">!"</span><span class="comma macro">,</span> <span class="numeric_literal macro">92</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
+    <span class="macro default_library library">format_args</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"Hello, </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro">!"</span><span class="comma macro">,</span> <span class="numeric_literal macro">92</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
     <span class="macro">dont_color_me_braces</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
     <span class="macro">noop</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="macro macro">noop</span><span class="macro_bang macro">!</span><span class="parenthesis macro">(</span><span class="numeric_literal macro">1</span><span class="parenthesis macro">)</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
 <span class="brace">}</span>
diff --git a/crates/ide/src/syntax_highlighting/test_data/highlight_strings.html b/crates/ide/src/syntax_highlighting/test_data/highlight_strings.html
index aa79cd9b829..b40295684df 100644
--- a/crates/ide/src/syntax_highlighting/test_data/highlight_strings.html
+++ b/crates/ide/src/syntax_highlighting/test_data/highlight_strings.html
@@ -48,42 +48,29 @@ pre                 { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
         <span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>io<span class="colon">:</span><span class="colon">:</span>_print<span class="parenthesis">(</span>format_args_nl<span class="punctuation">!</span><span class="parenthesis">(</span><span class="punctuation">$</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_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute_bracket attribute">]</span>
-<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">macro_export</span><span class="attribute_bracket attribute">]</span>
-<span class="keyword">macro_rules</span><span class="macro_bang">!</span> <span class="macro declaration">format_args_nl</span> <span class="brace">{</span><span class="brace">}</span>
 
 <span class="keyword">mod</span> <span class="module declaration">panic</span> <span class="brace">{</span>
     <span class="keyword">pub</span> <span class="keyword">macro</span> <span class="macro declaration">panic_2015</span> <span class="brace">{</span>
         <span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="parenthesis">(</span>
-            <span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>panicking<span class="colon">:</span><span class="colon">:</span>panic<span class="parenthesis">(</span><span class="string_literal">"explicit panic"</span><span class="parenthesis">)</span>
+            panic<span class="parenthesis">(</span><span class="string_literal">"explicit panic"</span><span class="parenthesis">)</span>
         <span class="parenthesis">)</span><span class="comma">,</span>
         <span class="parenthesis">(</span><span class="punctuation">$</span>msg<span class="colon">:</span>literal <span class="punctuation">$</span><span class="parenthesis">(</span><span class="comma">,</span><span class="parenthesis">)</span><span class="punctuation">?</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="parenthesis">(</span>
-            <span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>panicking<span class="colon">:</span><span class="colon">:</span>panic<span class="parenthesis">(</span><span class="punctuation">$</span>msg<span class="parenthesis">)</span>
+            panic<span class="parenthesis">(</span><span class="punctuation">$</span>msg<span class="parenthesis">)</span>
         <span class="parenthesis">)</span><span class="comma">,</span>
         <span class="comment">// Use `panic_str` instead of `panic_display::&lt;&str&gt;` for non_fmt_panic lint.</span>
         <span class="parenthesis">(</span><span class="punctuation">$</span>msg<span class="colon">:</span>expr <span class="punctuation">$</span><span class="parenthesis">(</span><span class="comma">,</span><span class="parenthesis">)</span><span class="punctuation">?</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="parenthesis">(</span>
-            <span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>panicking<span class="colon">:</span><span class="colon">:</span>panic_str<span class="parenthesis">(</span><span class="punctuation">$</span>msg<span class="parenthesis">)</span>
+            panic_str<span class="parenthesis">(</span><span class="punctuation">$</span>msg<span class="parenthesis">)</span>
         <span class="parenthesis">)</span><span class="comma">,</span>
         <span class="comment">// Special-case the single-argument case for const_panic.</span>
         <span class="parenthesis">(</span><span class="string_literal">"{}"</span><span class="comma">,</span> <span class="punctuation">$</span>arg<span class="colon">:</span>expr <span class="punctuation">$</span><span class="parenthesis">(</span><span class="comma">,</span><span class="parenthesis">)</span><span class="punctuation">?</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="parenthesis">(</span>
-            <span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>panicking<span class="colon">:</span><span class="colon">:</span>panic_display<span class="parenthesis">(</span><span class="punctuation">&</span><span class="punctuation">$</span>arg<span class="parenthesis">)</span>
+            panic_display<span class="parenthesis">(</span><span class="punctuation">&</span><span class="punctuation">$</span>arg<span class="parenthesis">)</span>
         <span class="parenthesis">)</span><span class="comma">,</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">$</span>arg<span class="colon">:</span>tt<span class="parenthesis">)</span><span class="punctuation">+</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="parenthesis">(</span>
-            <span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>panicking<span class="colon">:</span><span class="colon">:</span>panic_fmt<span class="parenthesis">(</span>const_format_args<span class="punctuation">!</span><span class="parenthesis">(</span><span class="punctuation">$</span>fmt<span class="comma">,</span> <span class="punctuation">$</span><span class="parenthesis">(</span><span class="punctuation">$</span>arg<span class="parenthesis">)</span><span class="punctuation">+</span><span class="parenthesis">)</span><span class="parenthesis">)</span>
+            panic_fmt<span class="parenthesis">(</span>const_format_args<span class="punctuation">!</span><span class="parenthesis">(</span><span class="punctuation">$</span>fmt<span class="comma">,</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="parenthesis">)</span><span class="comma">,</span>
     <span class="brace">}</span>
 <span class="brace">}</span>
 
-<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="parenthesis attribute">(</span><span class="none attribute">std_panic</span><span class="parenthesis attribute">)</span><span class="attribute_bracket attribute">]</span>
-<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">macro_export</span><span class="attribute_bracket attribute">]</span>
-<span class="keyword">macro_rules</span><span class="macro_bang">!</span> <span class="macro declaration">panic</span> <span class="brace">{</span><span class="brace">}</span>
-<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute_bracket attribute">]</span>
-<span class="keyword">macro_rules</span><span class="macro_bang">!</span> <span class="macro declaration">assert</span> <span class="brace">{</span><span class="brace">}</span>
-<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute_bracket attribute">]</span>
-<span class="keyword">macro_rules</span><span class="macro_bang">!</span> <span class="macro declaration">asm</span> <span class="brace">{</span><span class="brace">}</span>
-<span class="attribute_bracket attribute">#</span><span class="attribute_bracket attribute">[</span><span class="builtin_attr attribute library">rustc_builtin_macro</span><span class="attribute_bracket attribute">]</span>
-<span class="keyword">macro_rules</span><span class="macro_bang">!</span> <span class="macro declaration">concat</span> <span class="brace">{</span><span class="brace">}</span>
-
 <span class="keyword">macro_rules</span><span class="macro_bang">!</span> <span class="macro declaration">toho</span> <span class="brace">{</span>
     <span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="parenthesis">(</span><span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>panic<span class="punctuation">!</span><span class="parenthesis">(</span><span class="string_literal">"not yet implemented"</span><span class="parenthesis">)</span><span class="parenthesis">)</span><span class="semicolon">;</span>
     <span class="parenthesis">(</span><span class="punctuation">$</span><span class="parenthesis">(</span><span class="punctuation">$</span>arg<span class="colon">:</span>tt<span class="parenthesis">)</span><span class="punctuation">+</span><span class="parenthesis">)</span> <span class="operator">=</span><span class="angle">&gt;</span> <span class="parenthesis">(</span><span class="punctuation">$</span>crate<span class="colon">:</span><span class="colon">:</span>panic<span class="punctuation">!</span><span class="parenthesis">(</span><span class="string_literal">"not yet implemented: {}"</span><span class="comma">,</span> format_args<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="parenthesis">)</span><span class="semicolon">;</span>
@@ -165,20 +152,22 @@ pre                 { color: #DCDCCC; background: #3F3F3F; font-size: 22px; padd
     <span class="macro">println</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"</span><span class="format_specifier">{</span><span class="variable">ничоси</span><span class="format_specifier">}</span><span class="string_literal macro">"</span><span class="comma macro">,</span> <span class="variable declaration macro">ничоси</span> <span class="operator macro">=</span> <span class="numeric_literal macro">92</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
 
     <span class="macro">println</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"</span><span class="format_specifier">{</span><span class="format_specifier">:</span><span class="variable">x</span><span class="format_specifier">?</span><span class="format_specifier">}</span><span class="string_literal macro"> </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro"> "</span><span class="comma macro">,</span> <span class="unresolved_reference macro">thingy</span><span class="comma macro">,</span> <span class="unresolved_reference macro">n2</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
-    <span class="macro">panic</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"{}"</span><span class="comma macro">,</span> <span class="numeric_literal macro">0</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
-    <span class="macro">panic</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"more {}"</span><span class="comma macro">,</span> <span class="numeric_literal macro">1</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
-    <span class="macro">assert</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="bool_literal macro">true</span><span class="comma macro">,</span> <span class="string_literal macro">"{}"</span><span class="comma macro">,</span> <span class="numeric_literal macro">1</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
-    <span class="macro">assert</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="bool_literal macro">true</span><span class="comma macro">,</span> <span class="string_literal macro">"{} asdasd"</span><span class="comma macro">,</span> <span class="numeric_literal macro">1</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
+    <span class="macro default_library library">panic</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"</span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro">"</span><span class="comma macro">,</span> <span class="numeric_literal macro">0</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
+    <span class="macro default_library library">panic</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"more </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro">"</span><span class="comma macro">,</span> <span class="numeric_literal macro">1</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
+    <span class="macro default_library library">assert</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="bool_literal macro">true</span><span class="comma macro">,</span> <span class="string_literal macro">"</span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro">"</span><span class="comma macro">,</span> <span class="numeric_literal macro">1</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
+    <span class="macro default_library library">assert</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="bool_literal macro">true</span><span class="comma macro">,</span> <span class="string_literal macro">"</span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro"> asdasd"</span><span class="comma macro">,</span> <span class="numeric_literal macro">1</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
     <span class="macro">toho</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"{}fmt"</span><span class="comma macro">,</span> <span class="numeric_literal macro">0</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
     <span class="keyword">let</span> <span class="variable declaration">i</span><span class="colon">:</span> <span class="builtin_type">u64</span> <span class="operator">=</span> <span class="numeric_literal">3</span><span class="semicolon">;</span>
     <span class="keyword">let</span> <span class="variable declaration">o</span><span class="colon">:</span> <span class="builtin_type">u64</span><span class="semicolon">;</span>
-    <span class="macro unsafe">asm</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span>
-        <span class="string_literal macro">"mov {0}, {1}"</span><span class="comma macro">,</span>
-        <span class="string_literal macro">"add {0}, 5"</span><span class="comma macro">,</span>
+    <span class="macro default_library library unsafe">asm</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span>
+        <span class="string_literal macro">"mov </span><span class="format_specifier">{</span><span class="numeric_literal">0</span><span class="format_specifier">}</span><span class="string_literal macro">, </span><span class="format_specifier">{</span><span class="numeric_literal">1</span><span class="format_specifier">}</span><span class="string_literal macro">"</span><span class="comma macro">,</span>
+        <span class="string_literal macro">"add </span><span class="format_specifier">{</span><span class="numeric_literal">0</span><span class="format_specifier">}</span><span class="string_literal macro">, 5"</span><span class="comma macro">,</span>
         <span class="none macro">out</span><span class="parenthesis macro">(</span><span class="none macro">reg</span><span class="parenthesis macro">)</span> <span class="none macro">o</span><span class="comma macro">,</span>
         <span class="keyword control macro">in</span><span class="parenthesis macro">(</span><span class="none macro">reg</span><span class="parenthesis macro">)</span> <span class="none macro">i</span><span class="comma macro">,</span>
     <span class="parenthesis macro">)</span><span class="semicolon">;</span>
 
-    <span class="macro default_library library">format_args</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="macro macro">concat</span><span class="macro_bang macro">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"{}"</span><span class="parenthesis macro">)</span><span class="comma macro">,</span> <span class="string_literal macro">"{}"</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
-    <span class="macro default_library library">format_args</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"</span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro"> </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro"> </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro"> </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro"> </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro"> </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro">"</span><span class="comma macro">,</span> <span class="variable macro reference">backslash</span><span class="comma macro">,</span> <span class="macro default_library library macro">format_args</span><span class="macro_bang macro">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"</span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro">"</span><span class="comma macro">,</span> <span class="numeric_literal macro">0</span><span class="parenthesis macro">)</span><span class="comma macro">,</span> <span class="unresolved_reference macro">foo</span><span class="comma macro">,</span> <span class="string_literal macro">"bar"</span><span class="comma macro">,</span> <span class="macro macro">toho</span><span class="macro_bang macro">!</span><span class="parenthesis macro">(</span><span class="parenthesis macro">)</span><span class="comma macro">,</span> <span class="variable macro reference">backslash</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
+    <span class="keyword">const</span> <span class="constant declaration">CONSTANT</span><span class="colon">:</span> <span class="parenthesis">(</span><span class="parenthesis">)</span> <span class="operator">=</span> <span class="parenthesis">(</span><span class="parenthesis">)</span><span class="colon">:</span>
+    <span class="keyword">let</span> <span class="keyword">mut</span> <span class="variable declaration mutable">m</span> <span class="operator">=</span> <span class="parenthesis">(</span><span class="parenthesis">)</span><span class="semicolon">;</span>
+    <span class="macro default_library library">format_args</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="macro default_library library macro">concat</span><span class="macro_bang macro">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"{}"</span><span class="parenthesis macro">)</span><span class="comma macro">,</span> <span class="string_literal macro">"{}"</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
+    <span class="macro default_library library">format_args</span><span class="macro_bang">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"</span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro"> </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro"> </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro"> </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro"> </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro"> </span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro"> </span><span class="format_specifier">{</span><span class="variable reference">backslash</span><span class="format_specifier">}</span><span class="string_literal macro"> </span><span class="format_specifier">{</span><span class="constant">CONSTANT</span><span class="format_specifier">}</span><span class="string_literal macro"> </span><span class="format_specifier">{</span><span class="variable mutable">m</span><span class="format_specifier">}</span><span class="string_literal macro">"</span><span class="comma macro">,</span> <span class="variable macro reference">backslash</span><span class="comma macro">,</span> <span class="macro default_library library macro">format_args</span><span class="macro_bang macro">!</span><span class="parenthesis macro">(</span><span class="string_literal macro">"</span><span class="format_specifier">{</span><span class="format_specifier">}</span><span class="string_literal macro">"</span><span class="comma macro">,</span> <span class="numeric_literal macro">0</span><span class="parenthesis macro">)</span><span class="comma macro">,</span> <span class="unresolved_reference macro">foo</span><span class="comma macro">,</span> <span class="string_literal macro">"bar"</span><span class="comma macro">,</span> <span class="macro macro">toho</span><span class="macro_bang macro">!</span><span class="parenthesis macro">(</span><span class="parenthesis macro">)</span><span class="comma macro">,</span> <span class="variable macro reference">backslash</span><span class="parenthesis macro">)</span><span class="semicolon">;</span>
 <span class="brace">}</span></code></pre>
\ No newline at end of file
diff --git a/crates/ide/src/syntax_highlighting/tests.rs b/crates/ide/src/syntax_highlighting/tests.rs
index 542d8992531..935b6b2cb9b 100644
--- a/crates/ide/src/syntax_highlighting/tests.rs
+++ b/crates/ide/src/syntax_highlighting/tests.rs
@@ -48,6 +48,7 @@ fn macros() {
     check_highlighting(
         r#"
 //- proc_macros: mirror
+//- minicore: fmt, include, concat
 //- /lib.rs crate:lib
 proc_macros::mirror! {
     {
@@ -96,12 +97,6 @@ macro without_args {
     }
 }
 
-#[rustc_builtin_macro]
-macro_rules! concat {}
-#[rustc_builtin_macro]
-macro_rules! include {}
-#[rustc_builtin_macro]
-macro_rules! format_args {}
 
 include!(concat!("foo/", "foo.rs"));
 
@@ -401,48 +396,35 @@ fn test_string_highlighting() {
     // thus, we have to copy the macro definition from `std`
     check_highlighting(
         r#"
-//- minicore: fmt
+//- minicore: fmt, assert, asm, concat, panic
 macro_rules! println {
     ($($arg:tt)*) => ({
         $crate::io::_print(format_args_nl!($($arg)*));
     })
 }
-#[rustc_builtin_macro]
-#[macro_export]
-macro_rules! format_args_nl {}
 
 mod panic {
     pub macro panic_2015 {
         () => (
-            $crate::panicking::panic("explicit panic")
+            panic("explicit panic")
         ),
         ($msg:literal $(,)?) => (
-            $crate::panicking::panic($msg)
+            panic($msg)
         ),
         // Use `panic_str` instead of `panic_display::<&str>` for non_fmt_panic lint.
         ($msg:expr $(,)?) => (
-            $crate::panicking::panic_str($msg)
+            panic_str($msg)
         ),
         // Special-case the single-argument case for const_panic.
         ("{}", $arg:expr $(,)?) => (
-            $crate::panicking::panic_display(&$arg)
+            panic_display(&$arg)
         ),
         ($fmt:expr, $($arg:tt)+) => (
-            $crate::panicking::panic_fmt(const_format_args!($fmt, $($arg)+))
+            panic_fmt(const_format_args!($fmt, $($arg)+))
         ),
     }
 }
 
-#[rustc_builtin_macro(std_panic)]
-#[macro_export]
-macro_rules! panic {}
-#[rustc_builtin_macro]
-macro_rules! assert {}
-#[rustc_builtin_macro]
-macro_rules! asm {}
-#[rustc_builtin_macro]
-macro_rules! concat {}
-
 macro_rules! toho {
     () => ($crate::panic!("not yet implemented"));
     ($($arg:tt)+) => ($crate::panic!("not yet implemented: {}", format_args!($($arg)+)));
@@ -538,8 +520,10 @@ fn main() {
         in(reg) i,
     );
 
+    const CONSTANT: () = ():
+    let mut m = ();
     format_args!(concat!("{}"), "{}");
-    format_args!("{} {} {} {} {} {}", backslash, format_args!("{}", 0), foo, "bar", toho!(), backslash);
+    format_args!("{} {} {} {} {} {} {backslash} {CONSTANT} {m}", backslash, format_args!("{}", 0), foo, "bar", toho!(), backslash);
 }"#,
         expect_file!["./test_data/highlight_strings.html"],
         false,
diff --git a/crates/test-utils/src/minicore.rs b/crates/test-utils/src/minicore.rs
index d39d62f3620..f766747d707 100644
--- a/crates/test-utils/src/minicore.rs
+++ b/crates/test-utils/src/minicore.rs
@@ -9,6 +9,8 @@
 //!
 //! Available flags:
 //!     add:
+//!     asm:
+//!     assert:
 //!     as_ref: sized
 //!     bool_impl: option, fn
 //!     builtin_impls:
@@ -1366,6 +1368,26 @@ mod macros {
     }
     // endregion:panic
 
+    // region:asm
+    #[macro_export]
+    #[rustc_builtin_macro]
+    macro_rules! asm {
+        ($($arg:tt)*) => {
+            /* compiler built-in */
+        };
+    }
+    // endregion:asm
+
+    // region:assert
+    #[macro_export]
+    #[rustc_builtin_macro]
+    macro_rules! assert {
+        ($($arg:tt)*) => {
+            /* compiler built-in */
+        };
+    }
+    // endregion:assert
+
     // region:fmt
     #[macro_export]
     #[rustc_builtin_macro]
@@ -1382,6 +1404,13 @@ mod macros {
     }
 
     #[macro_export]
+    #[rustc_builtin_macro]
+    macro_rules! format_args_nl {
+        ($fmt:expr) => {{ /* compiler built-in */ }};
+        ($fmt:expr, $($args:tt)*) => {{ /* compiler built-in */ }};
+    }
+
+    #[macro_export]
     macro_rules! print {
         ($($arg:tt)*) => {{
             $crate::io::_print($crate::format_args!($($arg)*));
generated by cgit-pink 1.4.1-3-g733a5 (git 2.37.1) at 2026-04-23 22:44:49 +0000