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parse suffixed statements as defs

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Luke Boswell 2024-03-28 11:26:14 +11:00
parent 3c3e523b45
commit 997284e113
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8 changed files with 294 additions and 192 deletions
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23
crates/compiler/parse/src/ast.rs
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@ -353,14 +353,23 @@ pub fn is_loc_expr_suffixed(loc_expr: Loc<Expr>) -> bool {
// expression with arguments, `line! "Foo"`
Expr::Apply(sub_loc_expr, _, _) => is_loc_expr_suffixed(*sub_loc_expr),
_ => false,
}
}
pub fn is_valid_suffixed_statement(loc_expr: Loc<Expr>) -> bool {
match loc_expr.extract_spaces().item {
Expr::Var { suffixed, .. } => suffixed > 0,
Expr::Apply(sub_loc_expr, _, _) => is_valid_suffixed_statement(*sub_loc_expr),
// expression in a pipeline, `"hi" |> say!`
Expr::BinOps(chain, sub_loc_expr) => {
let sum: isize = chain
.into_iter()
.map(|(chain_loc_expr, _)| -> isize {
if is_loc_expr_suffixed(*chain_loc_expr) {
1
} else {
0
}
})
.sum();
is_loc_expr_suffixed(*sub_loc_expr) || sum > 0
}
_ => false,
}
}