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Auto merge of #101709 - nnethercote:simplify-visitors-more, r=cjgillot

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Simplify visitors more

A successor to #100392.

r? `@cjgillot`
This commit is contained in:
bors 2022-09-14 05:21:14 +00:00
commit a0d1df4a5d
26 changed files with 115 additions and 156 deletions
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30
compiler/rustc_ast/src/visit.rs
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@ -156,8 +156,8 @@ pub trait Visitor<'ast>: Sized {
fn visit_where_predicate(&mut self, p: &'ast WherePredicate) {
walk_where_predicate(self, p)
}
fn visit_fn(&mut self, fk: FnKind<'ast>, s: Span, _: NodeId) {
walk_fn(self, fk, s)
fn visit_fn(&mut self, fk: FnKind<'ast>, _: Span, _: NodeId) {
walk_fn(self, fk)
}
fn visit_assoc_item(&mut self, i: &'ast AssocItem, ctxt: AssocCtxt) {
walk_assoc_item(self, i, ctxt)
@ -201,11 +201,11 @@ pub trait Visitor<'ast>: Sized {
fn visit_use_tree(&mut self, use_tree: &'ast UseTree, id: NodeId, _nested: bool) {
walk_use_tree(self, use_tree, id)
}
fn visit_path_segment(&mut self, path_span: Span, path_segment: &'ast PathSegment) {
walk_path_segment(self, path_span, path_segment)
fn visit_path_segment(&mut self, path_segment: &'ast PathSegment) {
walk_path_segment(self, path_segment)
}
fn visit_generic_args(&mut self, path_span: Span, generic_args: &'ast GenericArgs) {
walk_generic_args(self, path_span, generic_args)
fn visit_generic_args(&mut self, generic_args: &'ast GenericArgs) {
walk_generic_args(self, generic_args)
}
fn visit_generic_arg(&mut self, generic_arg: &'ast GenericArg) {
walk_generic_arg(self, generic_arg)
@ -435,7 +435,7 @@ pub fn walk_ty<'a, V: Visitor<'a>>(visitor: &mut V, typ: &'a Ty) {
pub fn walk_path<'a, V: Visitor<'a>>(visitor: &mut V, path: &'a Path) {
for segment in &path.segments {
visitor.visit_path_segment(path.span, segment);
visitor.visit_path_segment(segment);
}
}
@ -457,18 +457,14 @@ pub fn walk_use_tree<'a, V: Visitor<'a>>(visitor: &mut V, use_tree: &'a UseTree,
}
}
pub fn walk_path_segment<'a, V: Visitor<'a>>(
visitor: &mut V,
path_span: Span,
segment: &'a PathSegment,
) {
pub fn walk_path_segment<'a, V: Visitor<'a>>(visitor: &mut V, segment: &'a PathSegment) {
visitor.visit_ident(segment.ident);
if let Some(ref args) = segment.args {
visitor.visit_generic_args(path_span, args);
visitor.visit_generic_args(args);
}
}
pub fn walk_generic_args<'a, V>(visitor: &mut V, _path_span: Span, generic_args: &'a GenericArgs)
pub fn walk_generic_args<'a, V>(visitor: &mut V, generic_args: &'a GenericArgs)
where
V: Visitor<'a>,
{
@ -502,7 +498,7 @@ where
pub fn walk_assoc_constraint<'a, V: Visitor<'a>>(visitor: &mut V, constraint: &'a AssocConstraint) {
visitor.visit_ident(constraint.ident);
if let Some(ref gen_args) = constraint.gen_args {
visitor.visit_generic_args(gen_args.span(), gen_args);
visitor.visit_generic_args(gen_args);
}
match constraint.kind {
AssocConstraintKind::Equality { ref term } => match term {
@ -659,7 +655,7 @@ pub fn walk_fn_decl<'a, V: Visitor<'a>>(visitor: &mut V, function_declaration: &
visitor.visit_fn_ret_ty(&function_declaration.output);
}
pub fn walk_fn<'a, V: Visitor<'a>>(visitor: &mut V, kind: FnKind<'a>, _span: Span) {
pub fn walk_fn<'a, V: Visitor<'a>>(visitor: &mut V, kind: FnKind<'a>) {
match kind {
FnKind::Fn(_, _, sig, _, generics, body) => {
visitor.visit_generics(generics);
@ -800,7 +796,7 @@ pub fn walk_expr<'a, V: Visitor<'a>>(visitor: &mut V, expression: &'a Expr) {
walk_list!(visitor, visit_expr, arguments);
}
ExprKind::MethodCall(ref segment, ref receiver, ref arguments, _span) => {
visitor.visit_path_segment(expression.span, segment);
visitor.visit_path_segment(segment);
visitor.visit_expr(receiver);
walk_list!(visitor, visit_expr, arguments);
}