27 lines
655 B
TypeScript
27 lines
655 B
TypeScript
import fs from "node:fs/promises";
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let wslCached: boolean | null = null;
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export function isWSLEnv(): boolean {
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if (process.env.WSL_INTEROP || process.env.WSL_DISTRO_NAME || process.env.WSLENV) {
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return true;
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}
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return false;
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}
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export async function isWSL(): Promise<boolean> {
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if (wslCached !== null) return wslCached;
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if (isWSLEnv()) {
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wslCached = true;
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return wslCached;
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}
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try {
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const release = await fs.readFile("/proc/sys/kernel/osrelease", "utf8");
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wslCached =
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release.toLowerCase().includes("microsoft") || release.toLowerCase().includes("wsl");
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} catch {
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wslCached = false;
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}
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return wslCached;
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}
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