feat(minifier): {} evals to f64::NaN

crates/oxc_ecmascript/src/constant_evaluation/mod.rs

@@ -153,6 +153,7 @@ pub trait ConstantEvaluation<'a> {
             Expression::SequenceExpression(s) => {
                 s.expressions.last().and_then(|e| self.eval_to_number(e))
             }
+            Expression::ObjectExpression(e) if e.properties.is_empty() => Some(f64::NAN),
             expr => {
                 use crate::ToNumber;
                 expr.to_number()

crates/oxc_minifier/src/ast_passes/peephole_fold_constants.rs

@@ -1450,6 +1450,7 @@ mod test {
         test("~true", "-2");
         test("~'1'", "-2");
         test("~'-1'", "0");
+        test("~{}", "-1");
     }
 
     #[test]