mirror of
https://github.com/vercel-labs/scriptc.git
synced 2026-10-21 05:50:55 +08:00
Chris Tate
c76ac2b95f
* Expand Node 24 dynamic argument parsing compatibility * Match Node argument error string truncation and quoting
75 lines
3.7 KiB
JavaScript
75 lines
3.7 KiB
JavaScript
import { parseArgs } from "node:util";
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/** @param {any} config */
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function show(config) {
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try {
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const result = parseArgs(config);
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console.log(JSON.stringify(result));
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console.log("null-prototype", Object.getPrototypeOf(result.values) === null);
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} catch (error) {
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console.log(error.name, error.code, error.message);
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}
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}
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function report() {
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const options = {
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alpha: { type: "boolean", short: "a" },
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beta: { type: "boolean", short: "b" },
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name: { type: "string", short: "n" },
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flag: { type: "boolean", short: "f", multiple: true },
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};
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const argsCases = [
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[], ["-abnhello", "--name=last"], ["-abn", "hello", "tail"],
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["--name", "-dash"], ["-n", "--flag"], ["--name=-dash"], ["-n-dash"],
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["--name"], ["-n"], ["--flag=yes"], ["--unknown"], ["--unknown=value"],
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["--", "--unknown"], ["-"], ["--flag", "--no-flag", "--flag"],
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["--no-unknown"], ["--=odd"], ["--__proto__=x", "--constructor=y"],
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];
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for (const args of argsCases) {
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for (const strict of [true, false]) {
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for (const allowPositionals of [true, false]) {
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show({ args, options, strict, allowPositionals, allowNegative: true, tokens: true });
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}
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}
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}
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for (const options of [
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{ "no-x": { type: "boolean" }, x: { type: "boolean", multiple: true } },
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{ x: { type: "boolean", multiple: true, default: [true] } },
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{ x: { type: "string", default: "default" } },
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{ "__proto__": null, constructor: { type: "boolean", default: true } },
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]) show({ args: ["--no-x"], options, allowNegative: true, strict: false, tokens: true });
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for (const config of [
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null,
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{ args: [], strict: "has'quote" }, { args: [], strict: "line\nend" },
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{ args: [], strict: "x".repeat(28) }, { args: [], strict: "x".repeat(29) },
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{ args: [], options: { x: { type: "invalid".repeat(8) } } },
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{ args: "bad", strict: 1 }, { args: [], strict: 1 }, { args: [], allowPositionals: 1 },
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{ args: [], tokens: "yes" }, { args: [], allowNegative: 0 }, { args: [], options: [] },
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{ args: [], options: { x: null } }, { args: [], options: { x: {} } },
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{ args: [], options: { x: { type: "number" } } },
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{ args: [], options: { x: { type: "string", short: "ab" } } },
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{ args: [], options: { x: { type: "string", short: undefined } } },
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{ args: [], options: { x: { type: "boolean", multiple: null } } },
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{ args: [], options: { x: { type: "string", default: 2 } } },
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{ args: [], options: { x: { type: "boolean", multiple: true, default: [true, 2] } } },
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{ args: [], options: { x: { type: "string", multiple: true, default: "bad" } } },
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{ args: ["--unknown", null] }, { args: ["--", null], strict: false },
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{ args: ["--name", null], options }, { args: [1, false, {}], strict: false },
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{ args: [], strict: null, tokens: null, allowNegative: null, options: null },
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]) show(config);
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show(Object.assign(Object.create({ strict: false, options: { inherited: { type: "boolean" } } }), { args: ["--inherited"] }));
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show({ args: ["--inherited"], options: Object.create({ inherited: { type: "boolean" } }) });
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show({ args: [], options: { x: Object.create({ type: "boolean" }) } });
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show({ args: [], options: { x: Object.assign(Object.create({ multiple: true, default: ["ignored"] }), { type: "string" }) } });
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const protoOptions = Object.create(null);
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protoOptions.__proto__ = { type: "string", default: "ignored" };
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show({ args: ["--__proto__=ignored"], options: protoOptions, tokens: true });
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const defaults = ["initial"];
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const result = parseArgs({ args: [], options: { name: { type: "string", multiple: true, default: defaults } } });
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console.log("default-identity", result.values.name === defaults);
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defaults.push("updated");
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console.log("default-live", JSON.stringify(result));
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}
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report();
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