import fs from "fs";
export default function parseEnv(
/** The file path to the env. Eg. /app/.env */ envFile) {
    if (!fs.existsSync(envFile))
        return undefined;
    const envTextContent = fs.readFileSync(envFile, "utf-8");
    const envLines = envTextContent
        .split("\n")
        .map((ln) => ln.trim())
        .filter((ln) => {
        const commentLine = ln.match(/^\#/);
        const validEnv = ln.match(/.*\=/);
        if (commentLine)
            return false;
        if (validEnv)
            return true;
        return false;
    });
    const newEnvObj = {};
    for (let i = 0; i < envLines.length; i++) {
        const emvLine = envLines[i];
        const envLineArr = emvLine.split("=");
        const envTitle = envLineArr[0];
        const envValue = envLineArr[1];
        if (!(envTitle === null || envTitle === void 0 ? void 0 : envTitle.match(/./)))
            continue;
        if (envValue === null || envValue === void 0 ? void 0 : envValue.match(/./)) {
            newEnvObj[envTitle] = envValue;
        }
        else {
            newEnvObj[envTitle] = "";
        }
    }
    return newEnvObj;
}