Add expansion infrastructure for derive macros

3 files changed, 9 insertions, 5 deletions

diff --git a/crates/ra_hir/src/code_model/src.rs b/crates/ra_hir/src/code_model/src.rs
index d9bccd902..78a454082 100644
--- a/crates/ra_hir/src/code_model/src.rs
+++ b/crates/ra_hir/src/code_model/src.rs
@@ -105,7 +105,10 @@ impl HasSource for TypeAlias {
 impl HasSource for MacroDef {
     type Ast = ast::MacroCall;
     fn source(self, db: &impl DefDatabase) -> InFile<ast::MacroCall> {
-        InFile { file_id: self.id.ast_id.file_id, value: self.id.ast_id.to_node(db) }
+        InFile {
+            file_id: self.id.ast_id.expect("MacroDef without ast_id").file_id,
+            value: self.id.ast_id.expect("MacroDef without ast_id").to_node(db),
+        }
     }
 }
 impl HasSource for ImplBlock {
diff --git a/crates/ra_hir/src/from_source.rs b/crates/ra_hir/src/from_source.rs
index 18d87f6d7..0d3ecbc77 100644
--- a/crates/ra_hir/src/from_source.rs
+++ b/crates/ra_hir/src/from_source.rs
@@ -152,9 +152,9 @@ impl FromSource for MacroDef {
 
         let module_src = ModuleSource::from_child_node(db, src.as_ref().map(|it| it.syntax()));
         let module = Module::from_definition(db, InFile::new(src.file_id, module_src))?;
-        let krate = module.krate().crate_id();
+        let krate = Some(module.krate().crate_id());
 
-        let ast_id = AstId::new(src.file_id, db.ast_id_map(src.file_id).ast_id(&src.value));
+        let ast_id = Some(AstId::new(src.file_id, db.ast_id_map(src.file_id).ast_id(&src.value)));
 
         let id: MacroDefId = MacroDefId { krate, ast_id, kind };
         Some(MacroDef { id })
diff --git a/crates/ra_hir/src/source_binder.rs b/crates/ra_hir/src/source_binder.rs
index db0451059..42c392513 100644
--- a/crates/ra_hir/src/source_binder.rs
+++ b/crates/ra_hir/src/source_binder.rs
@@ -20,7 +20,8 @@ use hir_def::{
     AssocItemId, DefWithBodyId,
 };
 use hir_expand::{
-    hygiene::Hygiene, name::AsName, AstId, HirFileId, InFile, MacroCallId, MacroFileKind,
+    hygiene::Hygiene, name::AsName, AstId, HirFileId, InFile, MacroCallId, MacroCallKind,
+    MacroFileKind,
 };
 use ra_syntax::{
     ast::{self, AstNode},
@@ -456,7 +457,7 @@ impl SourceAnalyzer {
             db.ast_id_map(macro_call.file_id).ast_id(macro_call.value),
         );
         Some(Expansion {
-            macro_call_id: def.as_call_id(db, ast_id),
+            macro_call_id: def.as_call_id(db, MacroCallKind::FnLike(ast_id)),
             macro_file_kind: to_macro_file_kind(macro_call.value),
         })
     }