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emit/vm: 可删全局内置集撤 globalThis 与 TypedArray 两名——现行规范 globalThis 为 c:true 可删(真删清槽)、%TypedArray% 无全局名(删不存在属性返 true),宿主名排除面收窄至 $262,delete 子集 A/B 逐文件零翻转
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@@ -1,10 +1,10 @@
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//! delete 全局内置标识符(DELETE_GLOBAL_PROP_C)回归测试。
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//!
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//! 可删全局内置(可写全局名除 globalThis 与宿主名,描述符
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//! 可删全局内置(可写全局名除宿主名 $262,描述符
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//! {writable:true, configurable:true})的 delete 标识符运行期真删全局对象属性
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//! 并返 true,删除成功时清镜像槽(裸读与 globalThis 反射不失步)。覆盖:删除返
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//! 值、属性真删、镜像槽清、删后重写、重复删、三常量 c:false 拒绝、globalThis 拒
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//! 绝、成员形不受影响、参数遮蔽不命中。
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//! 值、属性真删、镜像槽清、删后重写、重复删、三常量 c:false 拒绝、globalThis 真
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//! 删、成员形不受影响、参数遮蔽不命中。
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use std::sync::Arc;
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@@ -72,12 +72,12 @@ fn delete_three_constants_refused_property_kept() {
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);
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}
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// ── globalThis c:false:拒绝且属性保留 ──
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// ── globalThis c:true:真删且返 true,镜像槽清 ──
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#[test]
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fn delete_global_this_refused_property_kept() {
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fn delete_global_this_returns_true_and_property_removed() {
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eval_truthy(
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"delete globalThis === false \
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&& Object.getOwnPropertyDescriptor(globalThis, 'globalThis') !== undefined",
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"var g = globalThis; var d = delete globalThis; \
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d === true && g.globalThis === undefined && globalThis === undefined",
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);
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}
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