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Fix unary op parens in the case of closure

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Joshua Warner 2025-01-01 11:47:38 -05:00
parent bf3fae4827
commit 2918e26b38
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5 changed files with 55 additions and 1 deletions
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4
crates/compiler/fmt/src/expr.rs
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@ -266,7 +266,8 @@ fn format_expr_only(
Expr::Apply(..) | Expr::BinOps(..) | Expr::Defs(..)
)
|| (matches!(unary_op.value, called_via::UnaryOp::Negate)
&& requires_space_after_unary(&lifted.item));
&& requires_space_after_unary(&lifted.item))
|| (parens == Parens::InApply && ends_with_closure(&lifted.item));
if needs_parens {
// Unary negation can't be followed by whitespace (which is what a newline is) - so
@ -1467,6 +1468,7 @@ fn fmt_binops<'a>(
fn ends_with_closure(item: &Expr<'_>) -> bool {
match item {
Expr::Closure(..) => true,
Expr::UnaryOp(inner, _) => ends_with_closure(&inner.value),
Expr::Apply(expr, args, _) => args
.last()
.map(|a| ends_with_closure(&a.value))