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Remove backpassing

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Sam Mohr 2025-01-01 17:12:24 -08:00
parent b8040bf6a2
commit cbcbfd3265
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GPG key ID: EA41D161A3C1BC99
94 changed files with 231 additions and 2246 deletions
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9
crates/compiler/parse/src/ast.rs
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@ -535,8 +535,6 @@ pub enum Expr<'a> {
/// Multiple defs in a row
Defs(&'a Defs<'a>, &'a Loc<Expr<'a>>),
Backpassing(&'a [Loc<Pattern<'a>>], &'a Loc<Expr<'a>>, &'a Loc<Expr<'a>>),
Dbg,
DbgStmt {
first: &'a Loc<Expr<'a>>,
@ -722,7 +720,6 @@ pub fn is_expr_suffixed(expr: &Expr) -> bool {
Expr::Crash => false,
Expr::Tag(_) => false,
Expr::OpaqueRef(_) => false,
Expr::Backpassing(_, _, _) => false, // TODO: we might want to check this?
Expr::Dbg => false,
Expr::DbgStmt {
first,
@ -987,11 +984,6 @@ impl<'a, 'b> RecursiveValueDefIter<'a, 'b> {
push_stack_from_record_fields!(fields);
}
Closure(_, body) => expr_stack.push(&body.value),
Backpassing(_, a, b) => {
expr_stack.reserve(2);
expr_stack.push(&a.value);
expr_stack.push(&b.value);
}
DbgStmt {
first,
extra_args,
@ -2575,7 +2567,6 @@ impl<'a> Malformed for Expr<'a> {
Closure(args, body) => args.iter().any(|arg| arg.is_malformed()) || body.is_malformed(),
Defs(defs, body) => defs.is_malformed() || body.is_malformed(),
Backpassing(args, call, body) => args.iter().any(|arg| arg.is_malformed()) || call.is_malformed() || body.is_malformed(),
Dbg => false,
DbgStmt { first, extra_args, continuation } => first.is_malformed() || extra_args.iter().any(|a| a.is_malformed()) || continuation.is_malformed(),
LowLevelDbg(_, condition, continuation) => condition.is_malformed() || continuation.is_malformed(),