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-rw-r--r--crates/hir_expand/src/db.rs5
1 files changed, 5 insertions, 0 deletions
diff --git a/crates/hir_expand/src/db.rs b/crates/hir_expand/src/db.rs
index 7e02ed036..1389e30db 100644
--- a/crates/hir_expand/src/db.rs
+++ b/crates/hir_expand/src/db.rs
@@ -27,10 +27,15 @@ const TOKEN_LIMIT: usize = 524288;
27 27
28#[derive(Debug, Clone, Eq, PartialEq)] 28#[derive(Debug, Clone, Eq, PartialEq)]
29pub enum TokenExpander { 29pub enum TokenExpander {
30 /// Old-style `macro_rules`.
30 MacroRules(mbe::MacroRules), 31 MacroRules(mbe::MacroRules),
32 /// AKA macros 2.0.
31 MacroDef(mbe::MacroDef), 33 MacroDef(mbe::MacroDef),
34 /// Stuff like `line!` and `file!`.
32 Builtin(BuiltinFnLikeExpander), 35 Builtin(BuiltinFnLikeExpander),
36 /// `derive(Copy)` and such.
33 BuiltinDerive(BuiltinDeriveExpander), 37 BuiltinDerive(BuiltinDeriveExpander),
38 /// The thing we love the most here in rust-analyzer -- procedural macros.
34 ProcMacro(ProcMacroExpander), 39 ProcMacro(ProcMacroExpander),
35} 40}
36 41