Merge #9249

9249: internal: remove def-level diagnostics tests r=matklad a=matklad

bors r+
🤖

Co-authored-by: Aleksey Kladov <[email protected]>

2 files changed, 45 insertions, 124 deletions

diff --git a/crates/hir/src/diagnostics.rs b/crates/hir/src/diagnostics.rs
index 718c86b3a..28580eeb4 100644
--- a/crates/hir/src/diagnostics.rs
+++ b/crates/hir/src/diagnostics.rs
@@ -5,11 +5,10 @@
 //! be expressed in terms of hir types themselves.
 use std::any::Any;
 
-use cfg::{CfgExpr, CfgOptions, DnfExpr};
+use cfg::{CfgExpr, CfgOptions};
 use either::Either;
 use hir_def::path::ModPath;
 use hir_expand::{name::Name, HirFileId, InFile};
-use stdx::format_to;
 use syntax::{ast, AstPtr, SyntaxNodePtr, TextRange};
 
 pub use crate::diagnostics_sink::{
@@ -37,7 +36,10 @@ diagnostics![
     UnresolvedExternCrate,
     UnresolvedImport,
     UnresolvedMacroCall,
+    UnresolvedProcMacro,
+    MacroError,
     MissingFields,
+    InactiveCode,
 ];
 
 #[derive(Debug)]
@@ -62,108 +64,28 @@ pub struct UnresolvedMacroCall {
     pub path: ModPath,
 }
 
-// Diagnostic: inactive-code
-//
-// This diagnostic is shown for code with inactive `#[cfg]` attributes.
 #[derive(Debug, Clone, Eq, PartialEq)]
 pub struct InactiveCode {
-    pub file: HirFileId,
-    pub node: SyntaxNodePtr,
+    pub node: InFile<SyntaxNodePtr>,
     pub cfg: CfgExpr,
     pub opts: CfgOptions,
 }
 
-impl Diagnostic for InactiveCode {
-    fn code(&self) -> DiagnosticCode {
-        DiagnosticCode("inactive-code")
-    }
-    fn message(&self) -> String {
-        let inactive = DnfExpr::new(self.cfg.clone()).why_inactive(&self.opts);
-        let mut buf = "code is inactive due to #[cfg] directives".to_string();
-
-        if let Some(inactive) = inactive {
-            format_to!(buf, ": {}", inactive);
-        }
-
-        buf
-    }
-    fn display_source(&self) -> InFile<SyntaxNodePtr> {
-        InFile::new(self.file, self.node.clone())
-    }
-    fn as_any(&self) -> &(dyn Any + Send + 'static) {
-        self
-    }
-}
-
-// Diagnostic: unresolved-proc-macro
-//
-// This diagnostic is shown when a procedural macro can not be found. This usually means that
-// procedural macro support is simply disabled (and hence is only a weak hint instead of an error),
-// but can also indicate project setup problems.
-//
-// If you are seeing a lot of "proc macro not expanded" warnings, you can add this option to the
-// `rust-analyzer.diagnostics.disabled` list to prevent them from showing. Alternatively you can
-// enable support for procedural macros (see `rust-analyzer.procMacro.enable`).
 #[derive(Debug, Clone, Eq, PartialEq)]
 pub struct UnresolvedProcMacro {
-    pub file: HirFileId,
-    pub node: SyntaxNodePtr,
+    pub node: InFile<SyntaxNodePtr>,
     /// If the diagnostic can be pinpointed more accurately than via `node`, this is the `TextRange`
     /// to use instead.
     pub precise_location: Option<TextRange>,
     pub macro_name: Option<String>,
 }
 
-impl Diagnostic for UnresolvedProcMacro {
-    fn code(&self) -> DiagnosticCode {
-        DiagnosticCode("unresolved-proc-macro")
-    }
-
-    fn message(&self) -> String {
-        match &self.macro_name {
-            Some(name) => format!("proc macro `{}` not expanded", name),
-            None => "proc macro not expanded".to_string(),
-        }
-    }
-
-    fn display_source(&self) -> InFile<SyntaxNodePtr> {
-        InFile::new(self.file, self.node.clone())
-    }
-
-    fn as_any(&self) -> &(dyn Any + Send + 'static) {
-        self
-    }
-}
-
-// Diagnostic: macro-error
-//
-// This diagnostic is shown for macro expansion errors.
 #[derive(Debug, Clone, Eq, PartialEq)]
 pub struct MacroError {
-    pub file: HirFileId,
-    pub node: SyntaxNodePtr,
+    pub node: InFile<SyntaxNodePtr>,
     pub message: String,
 }
 
-impl Diagnostic for MacroError {
-    fn code(&self) -> DiagnosticCode {
-        DiagnosticCode("macro-error")
-    }
-    fn message(&self) -> String {
-        self.message.clone()
-    }
-    fn display_source(&self) -> InFile<SyntaxNodePtr> {
-        InFile::new(self.file, self.node.clone())
-    }
-    fn as_any(&self) -> &(dyn Any + Send + 'static) {
-        self
-    }
-    fn is_experimental(&self) -> bool {
-        // Newly added and not very well-tested, might contain false positives.
-        true
-    }
-}
-
 #[derive(Debug)]
 pub struct UnimplementedBuiltinMacro {
     pub file: HirFileId,
diff --git a/crates/hir/src/lib.rs b/crates/hir/src/lib.rs
index 0a9414013..d891d0ec1 100644
--- a/crates/hir/src/lib.rs
+++ b/crates/hir/src/lib.rs
@@ -506,20 +506,22 @@ impl Module {
 
                 DefDiagnosticKind::UnconfiguredCode { ast, cfg, opts } => {
                     let item = ast.to_node(db.upcast());
-                    sink.push(InactiveCode {
-                        file: ast.file_id,
-                        node: AstPtr::new(&item).into(),
-                        cfg: cfg.clone(),
-                        opts: opts.clone(),
-                    });
+                    acc.push(
+                        InactiveCode {
+                            node: ast.with_value(AstPtr::new(&item).into()),
+                            cfg: cfg.clone(),
+                            opts: opts.clone(),
+                        }
+                        .into(),
+                    );
                 }
 
                 DefDiagnosticKind::UnresolvedProcMacro { ast } => {
                     let mut precise_location = None;
-                    let (file, ast, name) = match ast {
+                    let (node, name) = match ast {
                         MacroCallKind::FnLike { ast_id, .. } => {
                             let node = ast_id.to_node(db.upcast());
-                            (ast_id.file_id, SyntaxNodePtr::from(AstPtr::new(&node)), None)
+                            (ast_id.with_value(SyntaxNodePtr::from(AstPtr::new(&node))), None)
                         }
                         MacroCallKind::Derive { ast_id, derive_name, .. } => {
                             let node = ast_id.to_node(db.upcast());
@@ -552,8 +554,7 @@ impl Module {
                             }
 
                             (
-                                ast_id.file_id,
-                                SyntaxNodePtr::from(AstPtr::new(&node)),
+                                ast_id.with_value(SyntaxNodePtr::from(AstPtr::new(&node))),
                                 Some(derive_name.clone()),
                             )
                         }
@@ -564,18 +565,14 @@ impl Module {
                                     || panic!("cannot find attribute #{}", invoc_attr_index),
                                 );
                             (
-                                ast_id.file_id,
-                                SyntaxNodePtr::from(AstPtr::new(&attr)),
+                                ast_id.with_value(SyntaxNodePtr::from(AstPtr::new(&attr))),
                                 Some(attr_name.clone()),
                             )
                         }
                     };
-                    sink.push(UnresolvedProcMacro {
-                        file,
-                        node: ast,
-                        precise_location,
-                        macro_name: name,
-                    });
+                    acc.push(
+                        UnresolvedProcMacro { node, precise_location, macro_name: name }.into(),
+                    );
                 }
 
                 DefDiagnosticKind::UnresolvedMacroCall { ast, path } => {
@@ -590,19 +587,19 @@ impl Module {
                 }
 
                 DefDiagnosticKind::MacroError { ast, message } => {
-                    let (file, ast) = match ast {
+                    let node = match ast {
                         MacroCallKind::FnLike { ast_id, .. } => {
                             let node = ast_id.to_node(db.upcast());
-                            (ast_id.file_id, SyntaxNodePtr::from(AstPtr::new(&node)))
+                            ast_id.with_value(SyntaxNodePtr::from(AstPtr::new(&node)))
                         }
                         MacroCallKind::Derive { ast_id, .. }
                         | MacroCallKind::Attr { ast_id, .. } => {
                             // FIXME: point to the attribute instead, this creates very large diagnostics
                             let node = ast_id.to_node(db.upcast());
-                            (ast_id.file_id, SyntaxNodePtr::from(AstPtr::new(&node)))
+                            ast_id.with_value(SyntaxNodePtr::from(AstPtr::new(&node)))
                         }
                     };
-                    sink.push(MacroError { file, node: ast, message: message.clone() });
+                    acc.push(MacroError { node, message: message.clone() }.into());
                 }
 
                 DefDiagnosticKind::UnimplementedBuiltinMacro { ast } => {
@@ -1045,23 +1042,25 @@ impl Function {
         let source_map = db.body_with_source_map(self.id.into()).1;
         for diag in source_map.diagnostics() {
             match diag {
-                BodyDiagnostic::InactiveCode { node, cfg, opts } => sink.push(InactiveCode {
-                    file: node.file_id,
-                    node: node.value.clone(),
-                    cfg: cfg.clone(),
-                    opts: opts.clone(),
-                }),
-                BodyDiagnostic::MacroError { node, message } => sink.push(MacroError {
-                    file: node.file_id,
-                    node: node.value.clone().into(),
-                    message: message.to_string(),
-                }),
-                BodyDiagnostic::UnresolvedProcMacro { node } => sink.push(UnresolvedProcMacro {
-                    file: node.file_id,
-                    node: node.value.clone().into(),
-                    precise_location: None,
-                    macro_name: None,
-                }),
+                BodyDiagnostic::InactiveCode { node, cfg, opts } => acc.push(
+                    InactiveCode { node: node.clone(), cfg: cfg.clone(), opts: opts.clone() }
+                        .into(),
+                ),
+                BodyDiagnostic::MacroError { node, message } => acc.push(
+                    MacroError {
+                        node: node.clone().map(|it| it.into()),
+                        message: message.to_string(),
+                    }
+                    .into(),
+                ),
+                BodyDiagnostic::UnresolvedProcMacro { node } => acc.push(
+                    UnresolvedProcMacro {
+                        node: node.clone().map(|it| it.into()),
+                        precise_location: None,
+                        macro_name: None,
+                    }
+                    .into(),
+                ),
                 BodyDiagnostic::UnresolvedMacroCall { node, path } => acc.push(
                     UnresolvedMacroCall { macro_call: node.clone(), path: path.clone() }.into(),
                 ),