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add `fn visit_capture_by` to MutVisitor and fix pprust-expr-roundtrip.rs

This commit is contained in:
Dinu Blanovschi 2023-11-04 21:04:54 +01:00
parent df85b28b72
commit 54ce0346c0
2 changed files with 14 additions and 1 deletions
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13
compiler/rustc_ast/src/mut_visit.rs
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@ -302,6 +302,10 @@ pub trait MutVisitor: Sized {
fn visit_format_args(&mut self, fmt: &mut FormatArgs) {
noop_visit_format_args(fmt, self)
}
fn visit_capture_by(&mut self, capture_by: &mut CaptureBy) {
noop_visit_capture_by(capture_by, self)
}
}
/// Use a map-style function (`FnOnce(T) -> T`) to overwrite a `&mut T`. Useful
@ -1562,6 +1566,15 @@ pub fn noop_visit_vis<T: MutVisitor>(visibility: &mut Visibility, vis: &mut T) {
vis.visit_span(&mut visibility.span);
}
pub fn noop_visit_capture_by<T: MutVisitor>(capture_by: &mut CaptureBy, vis: &mut T) {
match capture_by {
CaptureBy::Ref => {}
CaptureBy::Value { move_kw } => {
vis.visit_span(move_kw);
}
}
}
/// Some value for the AST node that is valid but possibly meaningless.
pub trait DummyAstNode {
fn dummy() -> Self;

2
tests/ui-fulldeps/pprust-expr-roundtrip.rs
View File

@ -130,7 +130,7 @@ fn iter_exprs(depth: usize, f: &mut dyn FnMut(P<Expr>)) {
iter_exprs(depth - 1, &mut |e| {
g(ExprKind::Closure(Box::new(Closure {
binder: ClosureBinder::NotPresent,
capture_clause: CaptureBy::Value,
capture_clause: CaptureBy::Value { move_kw: DUMMY_SP },
constness: Const::No,
asyncness: Async::No,
movability: Movability::Movable,