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rustc_expand: remove ref patterns

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Maybe Waffle 2022-12-23 17:34:23 +00:00
parent fc6cda8603
commit bddbf38af2
8 changed files with 75 additions and 82 deletions
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16
compiler/rustc_expand/src/expand.rs
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@ -144,12 +144,12 @@ macro_rules! ast_fragments {
}
pub fn visit_with<'a, V: Visitor<'a>>(&'a self, visitor: &mut V) {
match *self {
AstFragment::OptExpr(Some(ref expr)) => visitor.visit_expr(expr),
match self {
AstFragment::OptExpr(Some(expr)) => visitor.visit_expr(expr),
AstFragment::OptExpr(None) => {}
AstFragment::MethodReceiverExpr(ref expr) => visitor.visit_method_receiver_expr(expr),
$($(AstFragment::$Kind(ref ast) => visitor.$visit_ast(ast),)?)*
$($(AstFragment::$Kind(ref ast) => for ast_elt in &ast[..] {
AstFragment::MethodReceiverExpr(expr) => visitor.visit_method_receiver_expr(expr),
$($(AstFragment::$Kind(ast) => visitor.$visit_ast(ast),)?)*
$($(AstFragment::$Kind(ast) => for ast_elt in &ast[..] {
visitor.$visit_ast_elt(ast_elt, $($args)*);
})?)*
}
@ -592,7 +592,7 @@ impl<'a, 'b> MacroExpander<'a, 'b> {
let expn_id = invoc.expansion_data.id;
let parent_def = self.cx.resolver.invocation_parent(expn_id);
let span = match &mut invoc.kind {
InvocationKind::Bang { ref mut span, .. } => span,
InvocationKind::Bang { span, .. } => span,
InvocationKind::Attr { attr, .. } => &mut attr.span,
InvocationKind::Derive { path, .. } => &mut path.span,
};
@ -945,8 +945,8 @@ pub fn ensure_complete_parse<'a>(
let def_site_span = parser.token.span.with_ctxt(SyntaxContext::root());
let semi_span = parser.sess.source_map().next_point(span);
let add_semicolon = match parser.sess.source_map().span_to_snippet(semi_span) {
Ok(ref snippet) if &snippet[..] != ";" && kind_name == "expression" => {
let add_semicolon = match &parser.sess.source_map().span_to_snippet(semi_span) {
Ok(snippet) if &snippet[..] != ";" && kind_name == "expression" => {
Some(span.shrink_to_hi())
}
_ => None,