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intravisit: use walk_list! more

This commit is contained in:
Mazdak Farrokhzad 2020-01-07 17:38:38 +01:00
parent 37d76dc2f7
commit 922f8b70f2
1 changed files with 9 additions and 27 deletions
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36
src/librustc_hir/intravisit.rs
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@ -234,9 +234,7 @@ pub trait Visitor<'v>: Sized {
#[allow(unused_variables)]
fn visit_nested_item(&mut self, id: ItemId) {
let opt_item = self.nested_visit_map().inter().map(|map| map.item(id.id));
if let Some(item) = opt_item {
self.visit_item(item);
}
walk_list!(self, visit_item, opt_item);
}
/// Like `visit_nested_item()`, but for trait items. See
@ -245,9 +243,7 @@ pub trait Visitor<'v>: Sized {
#[allow(unused_variables)]
fn visit_nested_trait_item(&mut self, id: TraitItemId) {
let opt_item = self.nested_visit_map().inter().map(|map| map.trait_item(id));
if let Some(item) = opt_item {
self.visit_trait_item(item);
}
walk_list!(self, visit_trait_item, opt_item);
}
/// Like `visit_nested_item()`, but for impl items. See
@ -256,9 +252,7 @@ pub trait Visitor<'v>: Sized {
#[allow(unused_variables)]
fn visit_nested_impl_item(&mut self, id: ImplItemId) {
let opt_item = self.nested_visit_map().inter().map(|map| map.impl_item(id));
if let Some(item) = opt_item {
self.visit_impl_item(item);
}
walk_list!(self, visit_impl_item, opt_item);
}
/// Invoked to visit the body of a function, method or closure. Like
@ -267,9 +261,7 @@ pub trait Visitor<'v>: Sized {
/// the body.
fn visit_nested_body(&mut self, id: BodyId) {
let opt_body = self.nested_visit_map().intra().map(|map| map.body(id));
if let Some(body) = opt_body {
self.visit_body(body);
}
walk_list!(self, visit_body, opt_body);
}
fn visit_param(&mut self, param: &'v Param<'v>) {
@ -690,9 +682,7 @@ pub fn walk_qpath<'v, V: Visitor<'v>>(
) {
match *qpath {
QPath::Resolved(ref maybe_qself, ref path) => {
if let Some(ref qself) = *maybe_qself {
visitor.visit_ty(qself);
}
walk_list!(visitor, visit_ty, maybe_qself);
visitor.visit_path(path, id)
}
QPath::TypeRelative(ref qself, ref segment) => {
@ -714,9 +704,7 @@ pub fn walk_path_segment<'v, V: Visitor<'v>>(
segment: &'v PathSegment<'v>,
) {
visitor.visit_ident(segment.ident);
if let Some(id) = segment.hir_id {
visitor.visit_id(id);
}
walk_list!(visitor, visit_id, segment.hir_id);
if let Some(ref args) = segment.args {
visitor.visit_generic_args(path_span, args);
}
@ -1005,9 +993,7 @@ pub fn walk_struct_def<'v, V: Visitor<'v>>(
visitor: &mut V,
struct_definition: &'v VariantData<'v>,
) {
if let Some(ctor_hir_id) = struct_definition.ctor_hir_id() {
visitor.visit_id(ctor_hir_id);
}
walk_list!(visitor, visit_id, struct_definition.ctor_hir_id());
walk_list!(visitor, visit_struct_field, struct_definition.fields());
}
@ -1127,15 +1113,11 @@ pub fn walk_expr<'v, V: Visitor<'v>>(visitor: &mut V, expression: &'v Expr<'v>)
visitor.visit_qpath(qpath, expression.hir_id, expression.span);
}
ExprKind::Break(ref destination, ref opt_expr) => {
if let Some(ref label) = destination.label {
visitor.visit_label(label);
}
walk_list!(visitor, visit_label, &destination.label);
walk_list!(visitor, visit_expr, opt_expr);
}
ExprKind::Continue(ref destination) => {
if let Some(ref label) = destination.label {
visitor.visit_label(label);
}
walk_list!(visitor, visit_label, &destination.label);
}
ExprKind::Ret(ref optional_expression) => {
walk_list!(visitor, visit_expr, optional_expression);