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Add info whether it's assignee expr to relevant HIR Expr variants

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Ryo Yoshida 2022-07-24 22:32:49 +09:00
parent fb063d360c
commit 64758bd481
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GPG key ID: E25698A930586171
3 changed files with 48 additions and 20 deletions
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16
crates/hir-ty/src/infer/expr.rs
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@ -276,7 +276,7 @@ impl<'a> InferenceContext<'a> {
closure_ty
}
Expr::Call { callee, args } => {
Expr::Call { callee, args, .. } => {
let callee_ty = self.infer_expr(*callee, &Expectation::none());
let mut derefs = Autoderef::new(&mut self.table, callee_ty.clone());
let mut res = None;
@ -693,7 +693,7 @@ impl<'a> InferenceContext<'a> {
self.err_ty()
}
}
Expr::Tuple { exprs } => {
Expr::Tuple { exprs, .. } => {
let mut tys = match expected
.only_has_type(&mut self.table)
.as_ref()
@ -724,12 +724,12 @@ impl<'a> InferenceContext<'a> {
let expected = Expectation::has_type(elem_ty.clone());
let len = match array {
Array::ElementList(items) => {
for &expr in items.iter() {
Array::ElementList { elements, .. } => {
for &expr in elements.iter() {
let cur_elem_ty = self.infer_expr_inner(expr, &expected);
coerce.coerce(self, Some(expr), &cur_elem_ty);
}
consteval::usize_const(Some(items.len() as u128))
consteval::usize_const(Some(elements.len() as u128))
}
&Array::Repeat { initializer, repeat } => {
self.infer_expr_coerce(initializer, &Expectation::has_type(elem_ty));
@ -850,7 +850,7 @@ impl<'a> InferenceContext<'a> {
let rhs_ty = self.resolve_ty_shallow(rhs_ty);
let ty = match &self.body[lhs] {
Expr::Tuple { exprs } => {
Expr::Tuple { exprs, .. } => {
// We don't consider multiple ellipses. This is analogous to
// `hir_def::body::lower::ExprCollector::collect_tuple_pat()`.
let ellipsis = exprs.iter().position(|e| is_rest_expr(*e));
@ -858,7 +858,7 @@ impl<'a> InferenceContext<'a> {
self.infer_tuple_pat_like(&rhs_ty, (), ellipsis, &exprs)
}
Expr::Call { callee, args } => {
Expr::Call { callee, args, .. } => {
// Tuple structs
let path = match &self.body[*callee] {
Expr::Path(path) => Some(path),
@ -872,7 +872,7 @@ impl<'a> InferenceContext<'a> {
self.infer_tuple_struct_pat_like(path, &rhs_ty, (), lhs, ellipsis, &args)
}
Expr::Array(Array::ElementList(elements)) => {
Expr::Array(Array::ElementList { elements, .. }) => {
let elem_ty = match rhs_ty.kind(Interner) {
TyKind::Array(st, _) => st.clone(),
_ => self.err_ty(),