mirror of
https://github.com/vercel-labs/scriptc.git
synced 2026-10-26 06:34:20 +08:00
Chris Tate
46188eefe1
* Add Node 24 filesystem link support * Use executable extensions in Windows link fixtures * Remove Windows links without walking their targets * Match Windows symlink inference and Buffer validation * Match Node Windows symlink paths and fallback state * Preserve Windows errors when following filesystem links
51 lines
2.3 KiB
TypeScript
51 lines
2.3 KiB
TypeScript
// Timestamp inputs retain Node's seconds, Date, and current/unchanged semantics.
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import { closeSync, fstatSync, futimesSync, lutimesSync, openSync, statSync, unlinkSync, utimesSync, writeFileSync } from "node:fs";
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import { tmpdir } from "node:os";
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import { join } from "node:path";
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import { pathToFileURL } from "node:url";
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const file = join(tmpdir(), `scriptc-times-${process.pid}.txt`);
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writeFileSync(file, "timestamps");
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const fd = openSync(file, "r+");
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function show(label: string): void {
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const stat = statSync(file);
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console.log(label, stat.atimeMs, stat.mtimeMs);
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}
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function time(numeric: boolean): number | string {
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return numeric ? 946684802.25 : "946684803.5";
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}
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try {
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utimesSync(file, 946684800.125, "946684801.75");
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show("seconds");
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futimesSync(fd, new Date(946684802250), new Date(946684803500));
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console.log("descriptor", fstatSync(fd).atimeMs, fstatSync(fd).mtimeMs);
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utimesSync(Buffer.from(file), time(true), time(false));
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show("buffer and union");
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lutimesSync(pathToFileURL(file), "0x10", " ");
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show("URL and strings");
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utimesSync(file, new Date(NaN), new Date(946684804000));
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show("unchanged access");
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futimesSync(fd, 946684805, new Date(NaN));
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show("unchanged modified");
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const before = Date.now() - 2000;
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utimesSync(file, -1, "Infinity");
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const current = statSync(file);
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// UTIME_NOW can preserve submillisecond precision; Date.now is integral.
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console.log("current", current.atimeMs >= before && current.atimeMs <= Date.now() + 1, current.mtimeMs >= before && current.mtimeMs <= Date.now() + 1);
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utimesSync(file, "-Infinity", new Date(NaN));
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console.log("negative infinity", statSync(file).atimeMs >= before);
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let order = "";
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const input = (): string => { order += "p"; return file; };
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const access = (): Date => { order += "a"; return new Date(946684806000); };
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const modified = (): number => { order += "m"; return 946684807; };
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utimesSync(input(), access(), modified());
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console.log("evaluation", order);
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show("evaluated times");
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if (process.platform !== "win32") {
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utimesSync(file, "-1.25", new Date(-2500));
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show("pre-epoch");
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utimesSync(file, 1000.123456789, 1001.987654321);
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const precise = statSync(file);
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console.log("microseconds", Math.round(precise.atimeMs * 1000), Math.round(precise.mtimeMs * 1000));
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}
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} finally { closeSync(fd); unlinkSync(file); }
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