mirror of
https://github.com/vercel-labs/scriptc.git
synced 2026-10-23 06:10:02 +08:00
Chris Tate
a07998f667
* Expand static three.js workflows and host integration * Preserve JavaScript class state in static three.js workflows * Preserve inferred JavaScript behavior across static workflows * Preserve inferred callables and native compatibility boundaries * Retain annotated JavaScript factory exports and bootstrap-safe call spreads * Preserve Buffer and child callback identities in static packages * Clarify JavaScript symbol spread support
49 lines
2.7 KiB
JavaScript
49 lines
2.7 KiB
JavaScript
const receiver = { value: 7 };
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const target = {
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value: 2,
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get doubled() { return this.value * 2; },
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set doubled(value) { this.value = value / 2; },
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};
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console.log(Reflect.get(target, "value", receiver), Reflect.get(target, "doubled", receiver));
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console.log(Reflect.set(target, "value", 9, receiver), target.value, receiver.value);
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console.log(Reflect.set(target, "doubled", 30, receiver), target.value, receiver.value);
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Object.defineProperty(target, "fixed", { value: 3, writable: false });
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console.log(Reflect.set(target, "fixed", 4), Reflect.set(target, "doubled", 8), target.value);
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Object.defineProperty(receiver, "blocked", { get() { return 1; } });
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console.log(Reflect.set(target, "blocked", 4, receiver), Reflect.set(target, "value", 3, 1));
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const locked = Object.preventExtensions({});
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console.log(Reflect.set(target, "value", 4, locked));
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const symbol = Symbol("key");
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Object.defineProperty(target, symbol, { get() { return this.value; }, set(value) { this.value = value; } });
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console.log(Reflect.get(target, symbol, receiver), Reflect.set(target, symbol, 11, receiver), receiver.value);
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const proxy = new Proxy(target, {
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get(object, key, self) { return Reflect.get(object, key, self); },
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set(object, key, value, self) { return Reflect.set(object, key, value, self); },
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});
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console.log(Reflect.get(proxy, "doubled", receiver), Reflect.set(proxy, "doubled", 40, receiver), receiver.value);
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class Counter {
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constructor(value) { this.value = value; }
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get doubled() { return this.value * 2; }
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set doubled(value) { this.value = value / 2; }
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method() { return this.value; }
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}
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const counter = new Counter(3);
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console.log(Reflect.get(counter, "value"), Reflect.get(counter, "doubled", receiver));
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console.log(Reflect.set(counter, "value", 5), counter.value, Reflect.set(counter, "doubled", 12, receiver), receiver.value);
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console.log(Reflect.set(counter, "value", 8, receiver), counter.value, receiver.value);
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const other = new Counter(4);
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console.log(Reflect.set(counter, "value", 10, other), counter.value, other.value);
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console.log(Reflect.get(counter, "method").call(other));
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const callable = function () {};
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callable.value = 5;
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Object.defineProperty(callable, "doubled", { get() { return this.value * 2; } });
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console.log(Reflect.get(callable, "doubled", receiver), Reflect.set(callable, "value", 6), callable.value);
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const order = [];
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function makeTarget() { order.push("target"); return target; }
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function makeKey() { order.push("key"); return "value"; }
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console.log(Reflect.get(makeTarget(), makeKey()), order.join(","));
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for (const value of [null, undefined, 1, "a", true]) {
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try { Reflect.get(value, "value"); } catch (error) { console.log(error.name); }
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try { Reflect.set(value, "value", 1); } catch (error) { console.log(error.name); }
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}
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