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minor: unconfuse myself about macro def vs macro rules

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Aleksey Kladov 2021-05-04 18:20:10 +03:00
parent a231da9d24
commit 16f7c3ea91
1 changed files with 5 additions and 0 deletions
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5
crates/hir_expand/src/db.rs
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@ -27,10 +27,15 @@ const TOKEN_LIMIT: usize = 524288;
#[derive(Debug, Clone, Eq, PartialEq)] #[derive(Debug, Clone, Eq, PartialEq)]
pub enum TokenExpander { pub enum TokenExpander {
/// Old-style `macro_rules`.
MacroRules(mbe::MacroRules), MacroRules(mbe::MacroRules),
/// AKA macros 2.0.
MacroDef(mbe::MacroDef), MacroDef(mbe::MacroDef),
/// Stuff like `line!` and `file!`.
Builtin(BuiltinFnLikeExpander), Builtin(BuiltinFnLikeExpander),
/// `derive(Copy)` and such.
BuiltinDerive(BuiltinDeriveExpander), BuiltinDerive(BuiltinDeriveExpander),
/// The thing we love the most here in rust-analyzer -- procedural macros.
ProcMacro(ProcMacroExpander), ProcMacro(ProcMacroExpander),
} }