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fix: 对齐 Number 原型四方法规范序位并补齐绑定元数据面

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彭俊皓
2026-09-22 09:59:53 +00:00
parent 4016cfbf9b
commit 550d8f4cba
5 changed files with 367 additions and 67 deletions
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crates/oxide_vm/src/bindings/bind_number.rs
+23 -3
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@@ -38,16 +38,23 @@ pub fn bind_number(core: &Arc<KernelCore>, session: &KernelSession, global: &mut
proto,
core,
&[
("toString", oxide_builtins::number::number_to_string::<crate::vm::Vm> as *const (), 0),
("toFixed", oxide_builtins::number::number_to_fixed::<crate::vm::Vm> as *const (), 0),
("toString", oxide_builtins::number::number_to_string::<crate::vm::Vm> as *const (), 1),
("toFixed", oxide_builtins::number::number_to_fixed::<crate::vm::Vm> as *const (), 1),
(
"toExponential",
oxide_builtins::number::number_to_exponential::<crate::vm::Vm> as *const (),
0,
1,
),
(
"toPrecision",
oxide_builtins::number::number_to_precision::<crate::vm::Vm> as *const (),
1,
),
// toLocaleString 为 Number.prototype 的 own 属性（规范 21.7.3.25）：
// 保留参数不计 length（length 0），locale 参数忽略、恒十进制。
(
"toLocaleString",
oxide_builtins::number::number_to_locale_string::<crate::vm::Vm> as *const (),
0,
),
("valueOf", oxide_builtins::number::number_value_of::<crate::vm::Vm> as *const (), 0),
@@ -85,4 +92,17 @@ pub fn bind_number(core: &Arc<KernelCore>, session: &KernelSession, global: &mut
("isFinite", oxide_builtins::global::global_is_finite::<crate::vm::Vm> as *const (), 1),
],
);
// 规范（21.7.3 / 20.1.3 注）：Number.parseInt/parseFloat 与全局同名函数
// 是同一函数对象（SameValue）。ctor 侧绑定先执行、产生独立 wrapper，
// 此处把 global 侧 wrapper 值原位写回 ctor 同名槽，描述符形态不变。
for name in ["parseInt", "parseFloat"] {
let si = core.perm_interner().intern(name).0;
if let Some(global_pos) = core.shape_forge().lookup_position(global.shape_id(), si) {
let val = global.get_prop_at(global_pos);
if let Some(ctor_pos) = core.shape_forge().lookup_position(ctor.shape_id(), si) {
ctor.set_prop_at(ctor_pos, val);
}
}
}
}