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authorJonas Schievink <[email protected]>2020-12-15 17:43:19 +0000
committerJonas Schievink <[email protected]>2020-12-15 17:43:34 +0000
commitc31c3246a8c87a3639623c30b692a57e728bb046 (patch)
treee66cdc459e249767c69c1b29b13e85fe30bdc935 /crates/hir_def/src/item_tree
parentbd4c352831662762ee7a66da77ec9adf623b0a0a (diff)
Basic support for decl macros 2.0
Diffstat (limited to 'crates/hir_def/src/item_tree')
-rw-r--r--crates/hir_def/src/item_tree/lower.rs16
1 files changed, 15 insertions, 1 deletions
diff --git a/crates/hir_def/src/item_tree/lower.rs b/crates/hir_def/src/item_tree/lower.rs
index b39d7fb7a..1dc06a211 100644
--- a/crates/hir_def/src/item_tree/lower.rs
+++ b/crates/hir_def/src/item_tree/lower.rs
@@ -101,7 +101,8 @@ impl Ctx {
101 | ast::Item::ExternCrate(_) 101 | ast::Item::ExternCrate(_)
102 | ast::Item::Use(_) 102 | ast::Item::Use(_)
103 | ast::Item::MacroCall(_) 103 | ast::Item::MacroCall(_)
104 | ast::Item::MacroRules(_) => {} 104 | ast::Item::MacroRules(_)
105 | ast::Item::MacroDef(_) => {}
105 }; 106 };
106 107
107 let attrs = Attrs::new(item, &self.hygiene); 108 let attrs = Attrs::new(item, &self.hygiene);
@@ -122,6 +123,7 @@ impl Ctx {
122 ast::Item::ExternCrate(ast) => self.lower_extern_crate(ast).map(Into::into), 123 ast::Item::ExternCrate(ast) => self.lower_extern_crate(ast).map(Into::into),
123 ast::Item::MacroCall(ast) => self.lower_macro_call(ast).map(Into::into), 124 ast::Item::MacroCall(ast) => self.lower_macro_call(ast).map(Into::into),
124 ast::Item::MacroRules(ast) => self.lower_macro_rules(ast).map(Into::into), 125 ast::Item::MacroRules(ast) => self.lower_macro_rules(ast).map(Into::into),
126 ast::Item::MacroDef(ast) => self.lower_macro_def(ast).map(Into::into),
125 ast::Item::ExternBlock(ast) => { 127 ast::Item::ExternBlock(ast) => {
126 Some(ModItems(self.lower_extern_block(ast).into_iter().collect::<SmallVec<_>>())) 128 Some(ModItems(self.lower_extern_block(ast).into_iter().collect::<SmallVec<_>>()))
127 } 129 }
@@ -561,6 +563,18 @@ impl Ctx {
561 Some(id(self.data().macro_rules.alloc(res))) 563 Some(id(self.data().macro_rules.alloc(res)))
562 } 564 }
563 565
566 fn lower_macro_def(&mut self, m: &ast::MacroDef) -> Option<FileItemTreeId<MacroDef>> {
567 let name = m.name().map(|it| it.as_name())?;
568 let attrs = Attrs::new(m, &self.hygiene);
569
570 let ast_id = self.source_ast_id_map.ast_id(m);
571 let visibility = self.lower_visibility(m);
572
573 let is_builtin = attrs.by_key("rustc_builtin_macro").exists();
574 let res = MacroDef { name, is_builtin, ast_id, visibility };
575 Some(id(self.data().macro_defs.alloc(res)))
576 }
577
564 fn lower_extern_block(&mut self, block: &ast::ExternBlock) -> Vec<ModItem> { 578 fn lower_extern_block(&mut self, block: &ast::ExternBlock) -> Vec<ModItem> {
565 block.extern_item_list().map_or(Vec::new(), |list| { 579 block.extern_item_list().map_or(Vec::new(), |list| {
566 list.extern_items() 580 list.extern_items()