bjoernager/rust
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Only use assign_id! for ast nodes that support attributes

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This commit is contained in:
Aaron Hill 2021-07-17 08:22:09 -05:00
parent d6e3c11101
commit 7ca089c6d2
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GPG key ID: B4087E510E98B164
2 changed files with 8 additions and 5 deletions
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3
compiler/rustc_expand/src/base.rs
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@ -29,6 +29,9 @@ use std::rc::Rc;
crate use rustc_span::hygiene::MacroKind;
// When adding new variants, make sure to
// adjust the `visit_*` / `flat_map_*` calls in `InvocationCollector`
// to use `assign_id!`
#[derive(Debug, Clone)]
pub enum Annotatable {
Item(P<ast::Item>),

10
compiler/rustc_expand/src/expand.rs
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@ -1099,6 +1099,8 @@ impl<'a, 'b> InvocationCollector<'a, 'b> {
}
/// Wraps a call to `noop_visit_*` / `noop_flat_map_*`
/// for an AST node that supports attributes
/// (see the `Annotatable` enum)
/// This method assigns a `NodeId`, and sets that `NodeId`
/// as our current 'lint node id'. If a macro call is found
/// inside this AST node, we will use this AST node's `NodeId`
@ -1269,9 +1271,7 @@ impl<'a, 'b> MutVisitor for InvocationCollector<'a, 'b> {
fn visit_pat(&mut self, pat: &mut P<ast::Pat>) {
match pat.kind {
PatKind::MacCall(_) => {}
_ => {
return assign_id!(self, &mut pat.id, || noop_visit_pat(pat, self));
}
_ => return noop_visit_pat(pat, self),
}
visit_clobber(pat, |mut pat| match mem::replace(&mut pat.kind, PatKind::Wild) {
@ -1326,7 +1326,7 @@ impl<'a, 'b> MutVisitor for InvocationCollector<'a, 'b> {
&mut self.cx.current_expansion.dir_ownership,
DirOwnership::UnownedViaBlock,
);
assign_id!(self, &mut block.id, || noop_visit_block(block, self));
noop_visit_block(block, self);
self.cx.current_expansion.dir_ownership = orig_dir_ownership;
}
@ -1498,7 +1498,7 @@ impl<'a, 'b> MutVisitor for InvocationCollector<'a, 'b> {
fn visit_ty(&mut self, ty: &mut P<ast::Ty>) {
match ty.kind {
ast::TyKind::MacCall(_) => {}
_ => return assign_id!(self, &mut ty.id, || noop_visit_ty(ty, self)),
_ => return noop_visit_ty(ty, self),
};
visit_clobber(ty, |mut ty| match mem::replace(&mut ty.kind, ast::TyKind::Err) {