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https://github.com/vercel-labs/scriptc.git
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Chris Tate
97a489845a
- Carry BigInts, Sets, and regular expressions through checked native storage without a JavaScript engine. - Preserve dictionary aliases, spreads, frozen metadata, and fluent initialization helpers. - Collect checked object and closure cycles while preserving live references.
16 lines
859 B
JavaScript
16 lines
859 B
JavaScript
class Config { static create(value = 0) { return "config"; } }
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const modes = Object.fromEntries([["auto", 0], ["manual", 1]]);
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var layout = { Config: Config, modes: modes, limit: 18446744073709551615n };
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var defaultLayout = layout;
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var secondAlias = defaultLayout;
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function mutate(value) { value.limit = 1n; }
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mutate(defaultLayout);
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console.log(defaultLayout === layout, secondAlias === layout, String(layout.limit));
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console.log(defaultLayout.modes.auto, secondAlias.Config.create());
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let evaluations = 0;
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function current() { evaluations++; return defaultLayout; }
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console.log(current().Config.create(), evaluations);
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function fail() { console.log("receiver"); throw new Error("stop"); return defaultLayout; }
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function argument() { console.log("argument"); return 1; }
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try { fail().Config.create(argument()); } catch (error) { console.log(error.message); }
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