linux-os-release/dist/index.mjs

Reads Linux operating system identification data

// index.ts
import { promises as fs } from "node:fs";
function parseOsReleaseText(text) {
  const fields = {};
  for (const line of text.split("\n")) {
    const trimmed = line.trim();
    if (!trimmed || trimmed.startsWith("#")) {
      continue;
    }
    const match = trimmed.match(/^([A-Z_][A-Z0-9_]*)=(.*)$/);
    if (!match) {
      continue;
    }
    const [, key, rawValue] = match;
    let value = rawValue;
    if (value.startsWith('"') && value.endsWith('"') || value.startsWith("'") && value.endsWith("'")) {
      value = value.slice(1, -1);
      if (rawValue.startsWith('"')) {
        value = value.replace(/\\([\$"\\`])/g, "$1");
      }
    }
    fields[key] = value;
  }
  return fields;
}
async function readLinuxOSReleaseInfo() {
  const paths = ["/etc/os-release", "/usr/lib/os-release"];
  let text;
  for (const p of paths) {
    try {
      text = await fs.readFile(p, "utf8");
      break;
    } catch {
    }
  }
  if (!text)
    throw new Error("os-release file not found in any standard location");
  return parseOsReleaseText(text);
}
var linux_os_release_default = readLinuxOSReleaseInfo;
export {
  linux_os_release_default as default,
  parseOsReleaseText,
  readLinuxOSReleaseInfo
};