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Add basic bultin macro infrastructure

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This commit is contained in:
Edwin Cheng
2019-11-10 11:03:24 +08:00
parent defc7ad772
commit c46768d13d
8 changed files with 148 additions and 29 deletions
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11
crates/ra_hir/src/code_model/src.rs
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@@ -6,8 +6,8 @@ use crate::{
adt::VariantDef,
db::{AstDatabase, DefDatabase, HirDatabase},
ids::AstItemDef,
Const, Either, Enum, EnumVariant, FieldSource, Function, HasBody, HirFileId, MacroDef, Module,
ModuleSource, Static, Struct, StructField, Trait, TypeAlias, Union,
Const, Either, Enum, EnumVariant, FieldSource, Function, HasBody, HirFileId, MacroDef,
MacroDefId, Module, ModuleSource, Static, Struct, StructField, Trait, TypeAlias, Union,
};
pub use hir_expand::Source;
@@ -140,10 +140,15 @@ impl HasSource for TypeAlias {
self.id.source(db)
}
}
impl HasSource for MacroDef {
type Ast = ast::MacroCall;
fn source(self, db: &(impl DefDatabase + AstDatabase)) -> Source<ast::MacroCall> {
Source { file_id: self.id.ast_id.file_id(), ast: self.id.ast_id.to_node(db) }
let ast_id = match self.id {
MacroDefId::DeclarativeMacro(it) => it.ast_id,
MacroDefId::BuiltinMacro(it) => it.ast_id,
};
Source { file_id: ast_id.file_id(), ast: ast_id.to_node(db) }
}
}