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authorEdwin Cheng <[email protected]>2019-11-10 03:03:24 +0000
committerEdwin Cheng <[email protected]>2019-11-11 06:13:31 +0000
commitc46768d13dd34bbe878cc62eca4af873ffbb7c22 (patch)
tree2354a9f6aaf7d09cae9c386f4330852b10cd5d9a /crates/ra_hir_def/src/nameres
parentdefc7ad772123a449f7cc384dd46d88c3a45fb53 (diff)
Add basic bultin macro infrastructure
Diffstat (limited to 'crates/ra_hir_def/src/nameres')
-rw-r--r--crates/ra_hir_def/src/nameres/collector.rs28
-rw-r--r--crates/ra_hir_def/src/nameres/raw.rs7
2 files changed, 31 insertions, 4 deletions
diff --git a/crates/ra_hir_def/src/nameres/collector.rs b/crates/ra_hir_def/src/nameres/collector.rs
index aacd50df8..5f18e9de3 100644
--- a/crates/ra_hir_def/src/nameres/collector.rs
+++ b/crates/ra_hir_def/src/nameres/collector.rs
@@ -1,8 +1,9 @@
1//! FIXME: write short doc here 1//! FIXME: write short doc here
2 2
3use hir_expand::{ 3use hir_expand::{
4 builtin_macro::find_builtin_macro,
4 name::{self, AsName, Name}, 5 name::{self, AsName, Name},
5 HirFileId, MacroCallId, MacroCallLoc, MacroDefId, MacroFileKind, 6 DeclarativeMacro, HirFileId, MacroCallId, MacroCallLoc, MacroDefId, MacroFileKind,
6}; 7};
7use ra_cfg::CfgOptions; 8use ra_cfg::CfgOptions;
8use ra_db::{CrateId, FileId}; 9use ra_db::{CrateId, FileId};
@@ -688,11 +689,32 @@ where
688 fn collect_macro(&mut self, mac: &raw::MacroData) { 689 fn collect_macro(&mut self, mac: &raw::MacroData) {
689 let ast_id = AstId::new(self.file_id, mac.ast_id); 690 let ast_id = AstId::new(self.file_id, mac.ast_id);
690 691
692 // Case 0: builtin macros
693 if mac.builtin {
694 if let Some(name) = &mac.name {
695 let krate = self.def_collector.def_map.krate;
696 if let Some(macro_id) = find_builtin_macro(name, krate, ast_id) {
697 self.def_collector.define_macro(
698 self.module_id,
699 name.clone(),
700 macro_id,
701 mac.export,
702 );
703 return;
704 }
705 }
706 }
707
691 // Case 1: macro rules, define a macro in crate-global mutable scope 708 // Case 1: macro rules, define a macro in crate-global mutable scope
692 if is_macro_rules(&mac.path) { 709 if is_macro_rules(&mac.path) {
693 if let Some(name) = &mac.name { 710 if let Some(name) = &mac.name {
694 let macro_id = MacroDefId { ast_id, krate: self.def_collector.def_map.krate }; 711 let macro_id = DeclarativeMacro { ast_id, krate: self.def_collector.def_map.krate };
695 self.def_collector.define_macro(self.module_id, name.clone(), macro_id, mac.export); 712 self.def_collector.define_macro(
713 self.module_id,
714 name.clone(),
715 MacroDefId::DeclarativeMacro(macro_id),
716 mac.export,
717 );
696 } 718 }
697 return; 719 return;
698 } 720 }
diff --git a/crates/ra_hir_def/src/nameres/raw.rs b/crates/ra_hir_def/src/nameres/raw.rs
index 369376f30..f52002bc0 100644
--- a/crates/ra_hir_def/src/nameres/raw.rs
+++ b/crates/ra_hir_def/src/nameres/raw.rs
@@ -200,6 +200,7 @@ pub(super) struct MacroData {
200 pub(super) path: Path, 200 pub(super) path: Path,
201 pub(super) name: Option<Name>, 201 pub(super) name: Option<Name>,
202 pub(super) export: bool, 202 pub(super) export: bool,
203 pub(super) builtin: bool,
203} 204}
204 205
205struct RawItemsCollector { 206struct RawItemsCollector {
@@ -367,7 +368,11 @@ impl RawItemsCollector {
367 // FIXME: cfg_attr 368 // FIXME: cfg_attr
368 let export = m.attrs().filter_map(|x| x.simple_name()).any(|name| name == "macro_export"); 369 let export = m.attrs().filter_map(|x| x.simple_name()).any(|name| name == "macro_export");
369 370
370 let m = self.raw_items.macros.alloc(MacroData { ast_id, path, name, export }); 371 // FIXME: cfg_attr
372 let builtin =
373 m.attrs().filter_map(|x| x.simple_name()).any(|name| name == "rustc_builtin_macro");
374
375 let m = self.raw_items.macros.alloc(MacroData { ast_id, path, name, export, builtin });
371 self.push_item(current_module, attrs, RawItemKind::Macro(m)); 376 self.push_item(current_module, attrs, RawItemKind::Macro(m));
372 } 377 }
373 378