mirror of
https://github.com/vercel-labs/scriptc.git
synced 2026-10-25 06:24:27 +08:00
Chris Tate
7d5a471c67
- Preserve unbound class methods, call-time receivers, and bound callback arguments. - Keep native factory results, fallback functions, and mutable JavaScript renderer state intact. - Support live Error.cause assignment, deletion, and property descriptors across aliases.
25 lines
947 B
JavaScript
25 lines
947 B
JavaScript
function createLayout() {
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return { columns: [], offsets: [0], packed: new Int32Array([0, 2]), width: 0 };
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}
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const factory = () => ({ packed: new Float64Array([1.5, 2.5]), size: 2 });
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class Layout {
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layout = this.createEmptyLayout();
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createEmptyLayout() { return createLayout(); }
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}
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const layout = new Layout();
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layout.layout.packed[0] = 7;
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layout.layout.offsets[0] = 3;
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console.log(layout.layout.packed[0], layout.layout.offsets[0], layout.layout.width);
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const result = factory();
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const alias = result;
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alias.packed[1] = 4.5;
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console.log(result === alias, result.packed[1], result.size);
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const first = createLayout();
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const second = createLayout();
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first.packed[0] = 8;
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console.log(first === second, first.packed === second.packed, second.packed[0]);
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const expected = { label: "same" };
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function wrapper() { return expected; }
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function identity(value) { return value; }
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console.log(wrapper() === expected, identity(wrapper()) === expected);
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