Correctly set and mark the proc-macro spans

Author: Veykril

crates/hir-def/src/db.rs

@@ -335,7 +335,7 @@ fn macro_def(db: &dyn DefDatabase, id: MacroId) -> MacroDefId {
                 kind: kind(loc.expander, loc.id.file_id(), makro.ast_id.upcast()),
                 local_inner: false,
                 allow_internal_unsafe: loc.allow_internal_unsafe,
-                def_site: db
+                span: db
                     .span_map(loc.id.file_id())
                     .span_for_range(db.ast_id_map(loc.id.file_id()).get(makro.ast_id).text_range()),
             }
@@ -350,7 +350,7 @@ fn macro_def(db: &dyn DefDatabase, id: MacroId) -> MacroDefId {
                 kind: kind(loc.expander, loc.id.file_id(), makro.ast_id.upcast()),
                 local_inner: loc.local_inner,
                 allow_internal_unsafe: loc.allow_internal_unsafe,
-                def_site: db
+                span: db
                     .span_map(loc.id.file_id())
                     .span_for_range(db.ast_id_map(loc.id.file_id()).get(makro.ast_id).text_range()),
             }
@@ -369,7 +369,7 @@ fn macro_def(db: &dyn DefDatabase, id: MacroId) -> MacroDefId {
                 ),
                 local_inner: false,
                 allow_internal_unsafe: false,
-                def_site: db
+                span: db
                     .span_map(loc.id.file_id())
                     .span_for_range(db.ast_id_map(loc.id.file_id()).get(makro.ast_id).text_range()),
             }

crates/hir-expand/src/db.rs

@@ -23,7 +23,10 @@ use crate::{
     builtin_attr_macro::pseudo_derive_attr_expansion,
     builtin_fn_macro::EagerExpander,
     fixup::{self, reverse_fixups, SyntaxFixupUndoInfo},
-    hygiene::{apply_mark, SyntaxContextData, Transparency},
+    hygiene::{
+        apply_mark, span_with_call_site_ctxt, span_with_def_site_ctxt, span_with_mixed_site_ctxt,
+        SyntaxContextData, Transparency,
+    },
     proc_macro::ProcMacros,
     span_map::{RealSpanMap, SpanMap, SpanMapRef},
     tt, AstId, BuiltinAttrExpander, BuiltinDeriveExpander, BuiltinFnLikeExpander,
@@ -307,9 +310,9 @@ pub fn expand_speculative(
                 loc.krate,
                 &tt,
                 attr_arg.as_ref(),
-                loc.call_site,
-                loc.call_site,
-                loc.call_site,
+                span_with_def_site_ctxt(db, loc.def.span, actual_macro_call),
+                span_with_call_site_ctxt(db, loc.def.span, actual_macro_call),
+                span_with_mixed_site_ctxt(db, loc.def.span, actual_macro_call),
             )
         }
         MacroDefKind::BuiltInAttr(BuiltinAttrExpander::Derive, _) => {
@@ -787,11 +790,9 @@ fn expand_proc_macro(db: &dyn ExpandDatabase, id: MacroCallId) -> ExpandResult<A
         loc.krate,
         &macro_arg,
         attr_arg,
-        // FIXME
-        loc.call_site,
-        loc.call_site,
-        // FIXME
-        loc.call_site,
+        span_with_def_site_ctxt(db, loc.def.span, id),
+        span_with_call_site_ctxt(db, loc.def.span, id),
+        span_with_mixed_site_ctxt(db, loc.def.span, id),
     );
 
     // Set a hard limit for the expanded tt

crates/hir-expand/src/lib.rs

@@ -179,7 +179,7 @@ pub struct MacroDefId {
     pub kind: MacroDefKind,
     pub local_inner: bool,
     pub allow_internal_unsafe: bool,
-    pub def_site: Span,
+    pub span: Span,
 }
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]