fix: apply 非对象 argArray 抛 TypeError 并先查目标可调用

This commit is contained in:
2026-09-26 23:29:59 +00:00
parent 79dcc1d553
commit 2824213860
2 changed files with 42 additions and 4 deletions
@@ -257,6 +257,27 @@ fn function_apply_non_callable_this_throws_catchable_type_error() {
assert_eq!(vm.lookup_str(name).unwrap_or_default(), "TypeError");
}
#[test]
fn function_apply_non_object_argarray_throws_type_error() {
// CreateListFromArrayLike:非对象 argArray(非 nullish)抛可捕获 TypeError;
// 目标非可调用先抛(先于 argArray 检查);null/undefined argArray 为无实参不抛。
let mut vm = Vm::new();
for src in [
"try { function f(){} f.apply(null, true) } catch (e) { e.name }",
"try { function f(){} f.apply(null, NaN) } catch (e) { e.name }",
"try { function f(){} f.apply(null, '1,2,3') } catch (e) { e.name }",
"try { function f(){} f.apply(null, Symbol()) } catch (e) { e.name }",
"try { Function.prototype.apply.call(undefined, {}, true) } catch (e) { e.name }",
] {
let name = eval(&mut vm, src).unwrap();
assert_eq!(vm.lookup_str(name).unwrap_or_default(), "TypeError", "for {}", src);
}
let result = eval(&mut vm, "function f(){ return arguments.length; } f.apply(null, null)").unwrap();
assert_num(result, 0.0);
let result = eval(&mut vm, "function f(){ return arguments.length; } f.apply(null, undefined)").unwrap();
assert_num(result, 0.0);
}
#[test]
fn function_call_non_callable_target_keeps_type_error_kind() {
// call 转发到非可调用目标(原始值 thisArg):内层递归无原值可恢复时,